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Koh Samui to Phuket USM → HKT

Koh Samui Airport (USM) → Phuket International Airport (HKT)

The cheapest return found recently is $176 with Bangkok Airways, 25 Oct – 27 Oct, found today. The cheapest one-way found recently is $70 with Bangkok Airways, 18 Nov, found 10 hours ago.

Return

The cheapest return fare on each of 28 departure dates is usually $198 to $295.

Cheapest return found recently

$176

25 Oct – 27 Oct · Bangkok Airways

Koh Samui Airport (USM) → Phuket International Airport (HKT)

Leaves 8:15 a.m. · Return leaves 5:30 p.m. · 1 h 55 min of travel, both ways together

out nonstop, back nonstop

found today

See prices for these datesCheck today's price

Cheapest nonstop return

$176

25 Oct – 27 Oct · Bangkok Airways

Koh Samui Airport (USM) → Phuket International Airport (HKT)

Leaves 8:15 a.m. · Return leaves 5:30 p.m. · 1 h 55 min of travel, both ways together

out nonstop, back nonstop

found today

See prices for these datesCheck today's price

FareTell may earn a commission when you book through a partner.

Found recently, and the cheapest we hold

Cheapest found recently $176 25 Oct – 27 Octfound todaySee prices for these dates

Cheapest we hold, of any age $165 8 Nov – 9 Novfound 5 days agoSee prices for these dates

What have prices looked like?

Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $135 to $168.

At $176, the cheapest return found recently is above that range.

25 days is a short history, so treat this range as an early guide.

Those were the prices on those days, not today's.

Is this a good return price?

Compared with the cheapest return fare on each of 28 departure dates from 20 Oct to 21 Feb 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

No. We hold 2-night return fares on 3 other departure dates within 3 days of 25 Oct, and none is cheaper.

Every date we hold

124 fares on 28 departure dates

20 Oct – 20 Oct: $215, found 4 days ago22 Oct – 22 Oct: $190, found yesterday23 Oct – 23 Oct: $181, found 16 hours ago24 Oct – 25 Oct: $207, found 5 days ago25 Oct – 27 Oct: $176, found today27 Oct – 29 Oct: $200, found 4 days ago30 Oct – 31 Oct: $207, found 6 days ago31 Oct – 9 Nov: $173, found 4 days ago7 Nov – 8 Nov: $207, found 5 days ago8 Nov – 9 Nov: $165, found 5 days ago11 Nov – 13 Nov: $183, found 3 days ago14 Nov – 30 Nov: $185, found 2 days ago10 Dec – 13 Dec: $259, found 2 days ago11 Dec – 21 Dec: $295, found 6 days ago17 Dec – 15 Feb 2027: $249, found yesterday23 Dec – 27 Dec: $247, found 3 days ago25 Dec – 8 Jan 2027: $300, found 2 days ago7 Jan 2027 – 8 Jan 2027: $295, found 4 days ago11 Jan 2027 – 12 Jan 2027: $286, found 4 days ago22 Jan 2027 – 24 Jan 2027: $300, found 3 days ago25 Jan 2027 – 23 Feb 2027: $300, found 2 days ago27 Jan 2027 – 7 Feb 2027: $296, found 4 days ago6 Feb 2027 – 21 Feb 2027: $281, found 2 days ago15 Feb 2027 – 26 Feb 2027: $277, found 4 days ago16 Feb 2027 – 28 Feb 2027: $295, found 4 days ago18 Feb 2027 – 28 Feb 2027: $286, found 4 days ago20 Feb 2027 – 26 Feb 2027: $284, found yesterday21 Feb 2027 – 7 Mar 2027: $295, found 5 days agoOctNovDecJanFeb
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 Oct – 20 Oct$215Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 4 days agoSee prices for these dates
22 Oct – 22 Oct$190Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound yesterdaySee prices for these dates
23 Oct – 23 Oct$181Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 16 hours agoSee prices for these dates
24 Oct – 25 Oct$207Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 5 days agoSee prices for these dates
25 Oct – 27 Oct$176Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound todaySee prices for these dates
27 Oct – 29 Oct$200Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 4 days agoSee prices for these dates
30 Oct – 31 Oct$207Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 6 days agoSee prices for these dates
31 Oct – 9 Nov$173Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 4 days agoSee prices for these dates
7 Nov – 8 Nov$207Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 5 days agoSee prices for these dates
8 Nov – 9 Nov$165Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 5 days agoSee prices for these dates
11 Nov – 13 Nov$183Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 3 days agoSee prices for these dates
14 Nov – 30 Nov$185Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 2 days agoSee prices for these dates
10 Dec – 13 Dec$259Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 2 days agoSee prices for these dates
11 Dec – 21 Dec$295Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 6 days agoSee prices for these dates
17 Dec – 15 Feb 2027$249Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound yesterdaySee prices for these dates
23 Dec – 27 Dec$247Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 3 days agoSee prices for these dates
25 Dec – 8 Jan 2027$300Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 2 days agoSee prices for these dates
7 Jan 2027 – 8 Jan 2027$295Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 4 days agoSee prices for these dates
11 Jan 2027 – 12 Jan 2027$286Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 4 days agoSee prices for these dates
22 Jan 2027 – 24 Jan 2027$300Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 3 days agoSee prices for these dates
25 Jan 2027 – 23 Feb 2027$300Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 2 days agoSee prices for these dates
27 Jan 2027 – 7 Feb 2027$296Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 4 days agoSee prices for these dates
6 Feb 2027 – 21 Feb 2027$281Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 2 days agoSee prices for these dates
15 Feb 2027 – 26 Feb 2027$277Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
16 Feb 2027 – 28 Feb 2027$295Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 4 days agoSee prices for these dates
18 Feb 2027 – 28 Feb 2027$286Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back 1 stopfound 4 days agoSee prices for these dates
20 Feb 2027 – 26 Feb 2027$284Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out 1 stop, back 1 stopfound yesterdaySee prices for these dates
21 Feb 2027 – 7 Mar 2027$295Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)out nonstop, back nonstopfound 5 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $165.

October 2026From $1738 departure dates31 Oct – 9 Nov · found 4 days agoSee prices for these datesEvery date in October 2026
November 2026From $165Cheapest seen4 departure dates8 Nov – 9 Nov · found 5 days agoSee prices for these datesEvery date in November 2026
December 2026From $2475 departure dates23 Dec – 27 Dec · found 3 days agoSee prices for these datesEvery date in December 2026
January 2027From $2865 departure dates11 Jan 2027 – 12 Jan 2027 · found 4 days agoSee prices for these datesEvery date in January 2027
February 2027From $2776 departure dates15 Feb 2027 – 26 Feb 2027 · found 4 days agoSee prices for these datesEvery date in February 2027

Airlines on the cheapest dates: Bangkok Airways.

One-way

The cheapest one-way fare on each of 71 departure dates is usually $103 to $152.

Cheapest one-way found recently

$70

18 Nov · Bangkok Airways

Koh Samui Airport (USM) → Phuket International Airport (HKT)

Leaves 8:15 a.m. · 1 h trip

nonstop

found 10 hours ago

Open this tripCheck today's price

Cheapest nonstop one-way

$70

18 Nov · Bangkok Airways

Koh Samui Airport (USM) → Phuket International Airport (HKT)

Leaves 8:15 a.m. · 1 h trip

nonstop

found 10 hours ago

Open this tripCheck today's price

FareTell may earn a commission when you book through a partner.

Found recently, and the cheapest we hold

Cheapest found recently $70 18 Novfound 10 hours agoOpen this trip

It is also the cheapest one-way we hold, of any age.

What have prices looked like?

Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $64 to $78.

$70, the cheapest one-way found recently, sits here in that range of $64 to $78.

25 days is a short history, so treat this range as an early guide.

Those were the prices on those days, not today's.

Is this a good one-way price?

Compared with the cheapest one-way fare on each of 71 departure dates from 20 Oct to 29 Aug 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

No. We hold one-way fares on 1 other departure date within 3 days of 18 Nov, and it is not cheaper.

Every date we hold

176 fares on 71 departure dates

20 Oct: $111, found today21 Oct: $77, found 3 days ago22 Oct: $94, found 3 days ago24 Oct: $104, found yesterday25 Oct: $98, found today26 Oct: $92, found today27 Oct: $103, found yesterday28 Oct: $112, found 4 days ago29 Oct: $113, found 3 days ago31 Oct: $112, found today1 Nov: $88, found 2 days ago8 Nov: $96, found 5 days ago9 Nov: $98, found 2 days ago10 Nov: $87, found 2 days ago11 Nov: $88, found 2 days ago12 Nov: $71, found 5 days ago14 Nov: $71, found 5 days ago16 Nov: $88, found 2 days ago18 Nov: $70, found 10 hours ago23 Nov: $87, found 4 days ago24 Nov: $77, found 4 days ago27 Nov: $127, found today28 Nov: $127, found 5 days ago2 Dec: $104, found yesterday4 Dec: $102, found 3 days ago5 Dec: $103, found today11 Dec: $113, found 2 days ago14 Dec: $104, found 3 days ago16 Dec: $103, found 5 days ago18 Dec: $103, found today19 Dec: $104, found today20 Dec: $112, found 4 days ago21 Dec: $109, found 5 days ago26 Dec: $154, found 4 days ago27 Dec: $151, found yesterday28 Dec: $151, found yesterday29 Dec: $152, found today30 Dec: $154, found 2 days ago31 Dec: $152, found 3 days ago1 Jan 2027: $152, found 3 days ago2 Jan 2027: $151, found 6 days ago3 Jan 2027: $154, found 2 days ago4 Jan 2027: $148, found 5 days ago5 Jan 2027: $145, found 2 days ago6 Jan 2027: $145, found 2 days ago7 Jan 2027: $145, found 2 days ago12 Jan 2027: $154, found 2 days ago14 Jan 2027: $147, found yesterday15 Jan 2027: $156, found 6 days ago16 Jan 2027: $152, found 5 days ago24 Jan 2027: $152, found 5 days ago25 Jan 2027: $152, found 6 days ago3 Feb 2027: $152, found 4 days ago6 Feb 2027: $152, found 5 days ago10 Feb 2027: $152, found 5 days ago11 Feb 2027: $145, found 2 days ago14 Feb 2027: $152, found 5 days ago15 Feb 2027: $146, found 4 days ago16 Feb 2027: $153, found 4 days ago17 Feb 2027: $152, found 4 days ago20 Feb 2027: $149, found 4 days ago21 Feb 2027: $153, found 5 days ago22 Feb 2027: $151, found yesterday23 Feb 2027: $146, found 5 days ago24 Feb 2027: $151, found yesterday27 Mar 2027: $136, found yesterday12 Apr 2027: $151, found 4 days ago6 May 2027: $87, found 3 days ago13 May 2027: $87, found 3 days ago27 Jul 2027: $140, found 5 days ago29 Aug 2027: $135, found 5 days agoOctNovDecJanFebAug
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 Oct$111Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound todayOpen this trip
21 Oct$77Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 3 days agoOpen this trip
22 Oct$94Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 3 days agoOpen this trip
24 Oct$104Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound yesterdayOpen this trip
25 Oct$98Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound todayOpen this trip
26 Oct$92Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound todayOpen this trip
27 Oct$103Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound yesterdayOpen this trip
28 Oct$112Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 4 days agoOpen this trip
29 Oct$113Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 3 days agoOpen this trip
31 Oct$112Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound todayOpen this trip
1 Nov$88Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 2 days agoOpen this trip
8 Nov$96Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 5 days agoOpen this trip
9 Nov$98Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 2 days agoOpen this trip
10 Nov$87Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 2 days agoOpen this trip
11 Nov$88Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 2 days agoOpen this trip
12 Nov$71Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 5 days agoOpen this trip
14 Nov$71Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 5 days agoOpen this trip
16 Nov$88Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 2 days agoOpen this trip
18 Nov$70Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 10 hours agoOpen this trip
23 Nov$87Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 4 days agoOpen this trip
24 Nov$77Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 4 days agoOpen this trip
27 Nov$127Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound todayOpen this trip
28 Nov$127Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 5 days agoOpen this trip
2 Dec$104Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound yesterdayOpen this trip
4 Dec$102Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 3 days agoOpen this trip
5 Dec$103Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound todayOpen this trip
11 Dec$113Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 2 days agoOpen this trip
14 Dec$104Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 3 days agoOpen this trip
16 Dec$103Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 5 days agoOpen this trip
18 Dec$103Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound todayOpen this trip
19 Dec$104Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound todayOpen this trip
20 Dec$112Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 4 days agoOpen this trip
21 Dec$109Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 5 days agoOpen this trip
26 Dec$154Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 4 days agoOpen this trip
27 Dec$151Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound yesterdayOpen this trip
28 Dec$151Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound yesterdayOpen this trip
29 Dec$152Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound todayOpen this trip
30 Dec$154Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 2 days agoOpen this trip
31 Dec$152Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 3 days agoOpen this trip
1 Jan 2027$152Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 3 days agoOpen this trip
2 Jan 2027$151Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 6 days agoOpen this trip
3 Jan 2027$154Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 2 days agoOpen this trip
4 Jan 2027$148Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 5 days agoOpen this trip
5 Jan 2027$145Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 2 days agoOpen this trip
6 Jan 2027$145Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 2 days agoOpen this trip
7 Jan 2027$145Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 2 days agoOpen this trip
12 Jan 2027$154Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 2 days agoOpen this trip
14 Jan 2027$147Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound yesterdayOpen this trip
15 Jan 2027$156Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 6 days agoOpen this trip
16 Jan 2027$152Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 5 days agoOpen this trip
24 Jan 2027$152Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 5 days agoOpen this trip
25 Jan 2027$152Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 6 days agoOpen this trip
3 Feb 2027$152Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 4 days agoOpen this trip
6 Feb 2027$152Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)1 stopfound 5 days agoOpen this trip
10 Feb 2027$152Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 5 days agoOpen this trip
11 Feb 2027$145Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)1 stopfound 2 days agoOpen this trip
14 Feb 2027$152Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 5 days agoOpen this trip
15 Feb 2027$146Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)1 stopfound 4 days agoOpen this trip
16 Feb 2027$153Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 4 days agoOpen this trip
17 Feb 2027$152Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 4 days agoOpen this trip
20 Feb 2027$149Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)1 stopfound 4 days agoOpen this trip
21 Feb 2027$153Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 5 days agoOpen this trip
22 Feb 2027$151Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound yesterdayOpen this trip
23 Feb 2027$146Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)1 stopfound 5 days agoOpen this trip
24 Feb 2027$151Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound yesterdayOpen this trip
27 Mar 2027$136Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)1 stopfound yesterdayOpen this trip
12 Apr 2027$151Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 4 days agoOpen this trip
6 May 2027$87Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 3 days agoOpen this trip
13 May 2027$87Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)nonstopfound 3 days agoOpen this trip
27 Jul 2027$140Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)1 stopfound 5 days agoOpen this trip
29 Aug 2027$135Bangkok AirwaysKoh Samui Airport (USM) → Phuket International Airport (HKT)1 stopfound 5 days agoOpen this trip

Which month looks cheapest?

November 2026 is the cheapest month — from $70.

October 2026From $7710 departure dates21 Oct · found 3 days agoOpen this tripEvery date in October 2026
November 2026From $70Cheapest seen13 departure dates18 Nov · found 10 hours agoOpen this tripEvery date in November 2026
December 2026From $10216 departure dates4 Dec · found 3 days agoOpen this tripEvery date in December 2026
January 2027From $14513 departure dates5 Jan 2027 · found 2 days agoOpen this tripEvery date in January 2027
February 2027From $14513 departure dates11 Feb 2027 · found 2 days agoOpen this tripEvery date in February 2027
March 2027From $1361 departure date27 Mar 2027 · found yesterdayOpen this trip
April 2027From $1511 departure date12 Apr 2027 · found 4 days agoOpen this trip
May 2027From $872 departure dates6 May 2027 · found 3 days agoOpen this trip
July 2027From $1401 departure date27 Jul 2027 · found 5 days agoOpen this trip
August 2027From $1351 departure date29 Aug 2027 · found 5 days agoOpen this trip

Airlines on the cheapest dates: Bangkok Airways.

Premium cabin fares from Koh Samui to Phuket

We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.

Today's prices for 25 Oct – 27 Oct in another cabin: Premium economy · Business · First

Today's prices for 18 Nov in another cabin: Premium economy · Business · First

How far ahead were prices cheapest for Koh Samui to Phuket?

Return

Fares 14 to 29 days before departure were typically 8% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — round trip, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
0–6 days$182$171+9%24
7–13 days$173$171+4%25
14–29 days$167$135Cheapest seen25
30–59 days$167$136+0%25
60–89 days$248$247+49%25
90–179 days$255$245+53%25
180+ days$218$167+31%24

One-way

Fares 30 to 59 days before departure were typically 23% lower than 0 to 6 days before departure.

From the cheapest one-way each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — one way, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
0–6 days$94$65+31%25
7–13 days$95$79+32%25
14–29 days$75$64+4%25
30–59 days$72$69Cheapest seen25
60–89 days$98$75+36%25
90–179 days$135$111+88%25
180+ days$87$71+21%25

Could a nearby airport be cheaper?

A different airport at either end can change the fare — sometimes a lot.

Return

Koh Samui → Krabi

73 km from Phuket

$456

$280 more than flying to Phuket

2 Jan 2027 – 6 Jan 2027 · USM → KBV · out nonstop, back nonstop

found 3 days ago

See this route

Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.

One-way

Surat Thani → Phuket

94 km from Koh Samui

$75

$5 more than flying from Koh Samui

24 Feb 2027 · URT → HKT · 1 stop

found yesterday

See this route

Koh Samui → Krabi

73 km from Phuket

$149

$79 more than flying to Phuket

18 Jan 2027 · USM → KBV · nonstop

found yesterday

See this route

Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.

Live price for these dates

The cheapest return found recently is for 25 Oct – 27 Oct. A live search on this page shows what those dates cost now, for one adult in economy.

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work