Skip to content
FareTell

Hanoi to Siem Reap HAN → SAI

Noi Bai International Airport (HAN) → Siem Reap International Airport (SAI)

The cheapest return found recently is $168 with Vietjet, 29 Oct – 2 Nov, found yesterday. The cheapest one-way found recently is $88 with Vietjet, 5 Jun 2027, found 4 days ago.

Return

The cheapest return fare on each of 28 departure dates is usually $189 to $238.

Cheapest return found recently

$168

29 Oct – 2 Nov · Vietjet

Noi Bai International Airport (HAN) → Siem Reap International Airport (SAI)

Leaves 4:20 p.m. · Return leaves 7:05 p.m. · 3 h 30 min of travel, both ways together

out nonstop, back nonstop

found yesterday

See prices for these datesCheck today's price

Cheapest nonstop return

$168

29 Oct – 2 Nov · Vietjet

Noi Bai International Airport (HAN) → Siem Reap International Airport (SAI)

Leaves 4:20 p.m. · Return leaves 7:05 p.m. · 3 h 30 min of travel, both ways together

out nonstop, back nonstop

found yesterday

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 $168 29 Oct – 2 Novfound yesterdaySee prices for these dates

Cheapest we hold, of any age $160 11 Dec – 19 Decfound 3 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 $168, the cheapest return found recently is at the high end of 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 29 Oct to 7 Jun 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 29 Oct to compare.

Every date we hold

31 fares on 28 departure dates

29 Oct – 2 Nov: $168, found yesterday2 Nov – 8 Nov: $184, found 3 days ago4 Nov – 17 Nov: $238, found 6 days ago5 Nov – 18 Nov: $203, found 6 days ago6 Nov – 19 Nov: $316, found 6 days ago7 Nov – 9 Nov: $203, found 2 days ago8 Nov – 21 Nov: $248, found 4 days ago9 Nov – 22 Nov: $351, found 6 days ago10 Nov – 10 Nov: $348, found 2 days ago12 Nov – 16 Nov: $201, found 4 days ago19 Nov – 21 Nov: $238, found 6 days ago21 Nov – 24 Nov: $194, found 6 days ago23 Nov – 29 Nov: $188, found 5 days ago11 Dec – 19 Dec: $160, found 3 days ago12 Dec – 19 Dec: $167, found 3 days ago16 Dec – 18 Dec: $175, found today19 Dec – 7 Jan 2027: $185, found yesterday17 Jan 2027 – 21 Jan 2027: $208, found 5 days ago18 Jan 2027 – 29 Jan 2027: $196, found 3 days ago19 Jan 2027 – 27 Jan 2027: $213, found 3 days ago20 Jan 2027 – 28 Jan 2027: $196, found 3 days ago21 Jan 2027 – 30 Jan 2027: $195, found 6 days ago22 Jan 2027 – 21 Feb 2027: $189, found 5 days ago28 Jan 2027 – 2 Feb 2027: $203, found 3 days ago3 Mar 2027 – 6 Mar 2027: $259, found yesterday10 Mar 2027 – 12 Mar 2027: $223, found 6 days ago28 Apr 2027 – 2 May 2027: $260, found 3 days ago7 Jun 2027 – 10 Jun 2027: $200, found 4 days agoNovDecJanMarJun
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
29 Oct – 2 Nov$168VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound yesterdaySee prices for these dates
2 Nov – 8 Nov$184VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 3 days agoSee prices for these dates
4 Nov – 17 Nov$238VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 6 days agoSee prices for these dates
5 Nov – 18 Nov$203VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 6 days agoSee prices for these dates
6 Nov – 19 Nov$316VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 6 days agoSee prices for these dates
7 Nov – 9 Nov$203VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 2 days agoSee prices for these dates
8 Nov – 21 Nov$248VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 4 days agoSee prices for these dates
9 Nov – 22 Nov$351VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 6 days agoSee prices for these dates
10 Nov – 10 Nov$348Vietnam AirlinesNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back 1 stopfound 2 days agoSee prices for these dates
12 Nov – 16 Nov$201VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 4 days agoSee prices for these dates
19 Nov – 21 Nov$238VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 6 days agoSee prices for these dates
21 Nov – 24 Nov$194VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 6 days agoSee prices for these dates
23 Nov – 29 Nov$188VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 5 days agoSee prices for these dates
11 Dec – 19 Dec$160VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 3 days agoSee prices for these dates
12 Dec – 19 Dec$167VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 3 days agoSee prices for these dates
16 Dec – 18 Dec$175VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound todaySee prices for these dates
19 Dec – 7 Jan 2027$185VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound yesterdaySee prices for these dates
17 Jan 2027 – 21 Jan 2027$208VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 5 days agoSee prices for these dates
18 Jan 2027 – 29 Jan 2027$196VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 3 days agoSee prices for these dates
19 Jan 2027 – 27 Jan 2027$213VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 3 days agoSee prices for these dates
20 Jan 2027 – 28 Jan 2027$196VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 3 days agoSee prices for these dates
21 Jan 2027 – 30 Jan 2027$195VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 6 days agoSee prices for these dates
22 Jan 2027 – 21 Feb 2027$189VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 5 days agoSee prices for these dates
28 Jan 2027 – 2 Feb 2027$203VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 3 days agoSee prices for these dates
3 Mar 2027 – 6 Mar 2027$259Vietnam AirlinesNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound yesterdaySee prices for these dates
10 Mar 2027 – 12 Mar 2027$223VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 6 days agoSee prices for these dates
28 Apr 2027 – 2 May 2027$260Vietnam AirlinesNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 3 days agoSee prices for these dates
7 Jun 2027 – 10 Jun 2027$200VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 4 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $160.

October 2026From $1681 departure date29 Oct – 2 Nov · found yesterdaySee prices for these dates
November 2026From $18412 departure dates2 Nov – 8 Nov · found 3 days agoSee prices for these datesEvery date in November 2026
December 2026From $160Cheapest seen4 departure dates11 Dec – 19 Dec · found 3 days agoSee prices for these dates
January 2027From $1897 departure dates22 Jan 2027 – 21 Feb 2027 · found 5 days agoSee prices for these datesEvery date in January 2027
March 2027From $2232 departure dates10 Mar 2027 – 12 Mar 2027 · found 6 days agoSee prices for these dates
April 2027From $2601 departure date28 Apr 2027 – 2 May 2027 · found 3 days agoSee prices for these dates
June 2027From $2001 departure date7 Jun 2027 – 10 Jun 2027 · found 4 days agoSee prices for these dates

Airlines on the cheapest dates: Vietjet, Vietnam Airlines.

One-way

Not enough comparable prices yet for a usual one-way price.

Cheapest one-way found recently

$88

5 Jun 2027 · Vietjet

Noi Bai International Airport (HAN) → Siem Reap International Airport (SAI)

Leaves 4:20 p.m. · 1 h 45 min trip

nonstop

found 4 days ago

Open this tripCheck today's price

Cheapest nonstop one-way

$88

5 Jun 2027 · Vietjet

Noi Bai International Airport (HAN) → Siem Reap International Airport (SAI)

Leaves 4:20 p.m. · 1 h 45 min trip

nonstop

found 4 days 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 $88 5 Jun 2027found 4 days agoOpen this trip

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

What have prices looked like?

Over 19 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $83 to $131.

$88, the cheapest one-way found recently, sits here in that range of $83 to $131.

19 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 2 departure dates 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 5 Jun 2027 to compare.

Every date we hold

2 fares on 2 departure dates

25 Mar 2027: $124, found 4 days ago5 Jun 2027: $88, found 4 days agoMarJun
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
25 Mar 2027$124VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)nonstopfound 4 days agoOpen this trip
5 Jun 2027$88VietjetNoi Bai International Airport (HAN) → Siem Reap International Airport (SAI)nonstopfound 4 days agoOpen this trip

Which month looks cheapest?

June 2027 is the cheapest month — from $88.

March 2027From $1241 departure date25 Mar 2027 · found 4 days agoOpen this trip
June 2027From $88Cheapest seen1 departure date5 Jun 2027 · found 4 days agoOpen this trip

Airlines on the cheapest dates: Vietjet.

Premium cabin fares from Hanoi to Siem Reap

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 29 Oct – 2 Nov in another cabin: Premium economy · Business · First

Today's prices for 5 Jun 2027 in another cabin: Premium economy · Business · First

How far ahead were prices cheapest for Hanoi to Siem Reap?

Return

The cheapest fares were 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$157$135Cheapest seen14
7–13 days$194$166+23%20
14–29 days$167$144+6%25
30–59 days$169$144+8%25
60–89 days$172$168+10%25
90–179 days$186$183+19%25
180+ days$193$192+23%23

One-way

Not enough history yet: in 19 days of one-way prices, 24 Sept to 18 Oct, 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.

One-way

Haiphong → Siem Reap

91 km from Hanoi

$167

$79 more than flying from Hanoi

5 Dec · HPH → SAI · 2 stops

found 3 days ago

Check today's price

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 29 Oct – 2 Nov. 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