Cheap flights from Koh Samui to Guangzhou from $249 USM → CAN
Koh Samui Airport (USM) → Guangzhou Baiyun International Airport (CAN)
The cheapest return found recently is $399 with Bangkok Airways, 7 Jul 2027 – 11 Jul 2027, found 2 days ago. The cheapest one-way found recently is $249 with 9 Air, 13 Nov, found 2 days ago.
- Cheapest one-way found recently
- $249, found 2 days ago
- Cheapest return found recently
- $399, 7 Jul 2027 to 11 Jul 2027
- Usual return price
- $439 to $503
- Cheapest month to fly
- July 2027, return fares from $399 found in the last 7 days
Return
The cheapest return fare on each of 3 departure dates is usually $439 to $503.
Cheapest return found recently
$399
7 Jul 2027 – 11 Jul 2027 · Bangkok Airways
Koh Samui Airport (USM) → Guangzhou Baiyun International Airport (CAN)
Leaves 6:55 a.m. · Return leaves 12:10 a.m. · 24 h 40 min of travel, both ways together
out 1 stop, back 1 stop
found 2 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$399 7 Jul 2027 – 11 Jul 2027found 2 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 42 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $344 to $529.
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 3 departure dates from 1 Dec to 7 Jul 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?
We hold no other 4-night return fares leaving within 3 days of 7 Jul 2027 to compare.
Every date we hold
3 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 1 Dec – 6 Dec | $479 | Bangkok Airways | Koh Samui Airport (USM) → Guangzhou Baiyun International Airport (CAN) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 4 Dec – 26 Dec | $526 | Bangkok Airways | Koh Samui Airport (USM) → Guangzhou Baiyun International Airport (CAN) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 7 Jul 2027 – 11 Jul 2027 | $399 | Bangkok Airways | Koh Samui Airport (USM) → Guangzhou Baiyun International Airport (CAN) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
July 2027 is the cheapest month — from $399.
Airlines on the cheapest dates: Bangkok Airways.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$249
13 Nov · 9 Air
Koh Samui Airport (USM) → Guangzhou Baiyun International Airport (CAN)
Leaves 8:20 p.m. · 6 h 40 min trip
stops unknown
found 2 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$249 13 Novfound 2 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 22 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $174 to $261.
22 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?
Not enough comparable prices yet: we hold one-way fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 13 Nov to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 13 Nov | $249 | 9 Air | Koh Samui Airport (USM) → Guangzhou Baiyun International Airport (CAN) | stops unknown | found 2 days ago | Open this trip |
Airlines on the cheapest dates: 9 Air.
Premium cabin fares from Koh Samui to Guangzhou
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 7 Jul 2027 – 11 Jul 2027 in another cabin: Premium economy · Business · First
Today's prices for 13 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Koh Samui to Guangzhou?
Return
Fares 180 or more days before departure were typically 18% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (42 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
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $470 | $419 | +22% | 13 |
| 7–13 days | $496 | $419 | +29% | 15 |
| 14–29 days | $479 | $472 | +24% | 16 |
| 30–59 days | $395 | $344 | +2% | 25 |
| 60–89 days | $518 | $501 | +34% | 9 |
| 90–179 days | $529 | $501 | +37% | 14 |
| 180+ days | $386 | $386 | Cheapest seen | 9 |
One-way
Not enough history yet: in 22 days of one-way prices, 24 Sept to 11 Nov, fewer than 3 booking ranges had prices on 7 days or more.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Koh Samui → Hong Kong
129 km from Guangzhou
$459
$60 more than flying to Guangzhou
21 Jun 2027 – 25 Jun 2027 · USM → HKG · out 1 stop, back 1 stop
found 2 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Koh Samui → Hong Kong
129 km from Guangzhou
$196
$53 less than flying to Guangzhou
6 Feb 2027 · USM → HKG · stops unknown
found 2 days ago
Koh Samui → Shenzhen
104 km from Guangzhou
$242
$7 less than flying to Guangzhou
23 Dec · USM → SZX · stops unknown
found 3 days ago
Koh Samui → Zhuhai
101 km from Guangzhou
$316
$67 more than flying to Guangzhou
10 Apr 2027 · USM → ZUH · 2 stops
found 5 days ago
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 7 Jul 2027 – 11 Jul 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Koh Samui to Guangzhou?
The cheapest return found recently is $399 with Bangkok Airways, 7 Jul 2027 to 11 Jul 2027, found 2 days ago. The cheapest return fare on each of 3 departure dates is usually $439 to $503.
How much is a one-way flight from Koh Samui to Guangzhou?
The cheapest one-way found recently is $249 with 9 Air, 13 Nov, found 2 days ago.
What is the cheapest month to fly from Koh Samui to Guangzhou?
July 2027 is the cheapest month for a return, from $399, 7 Jul 2027 to 11 Jul 2027, found 2 days ago.
How far ahead should I book a flight from Koh Samui to Guangzhou?
In 42 days of prices between 24 Sept and 11 Nov, return fares 180 or more days before departure were typically 18% lower than 0 to 6 days before departure.
Which airlines have the cheapest flights from Koh Samui to Guangzhou?
Between 1 Dec and 7 Jul 2027, Bangkok Airways has the cheapest return on all 3 departure dates we hold.
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