What airport do you fly into for flights to Siem Reap?

Travelers will need to book flights to Siem Reap–Angkor Intl (SAI) if they wish to fly to Siem Reap. The Siem Reap airport is 24.7 mi from the city center.

Can I find cheaper flights to Siem Reap if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Siem Reap on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Siem Reap?

Based on reviews from Cheapflights users, Austrian Airlines is rated the highest out of the airlines that fly to Siem Reap.

What is the cheapest airport to fly to in Siem Reap?

Siem Reap–Angkor Intl is currently the cheapest airport to fly to in Siem Reap. One-way flights to Siem Reap–Angkor Intl typically cost £51, while return flights cost around £84.

How much is a return flight to Siem Reap?

A return flight to Siem Reap will typically cost around £152, however they can be found for as little as £84.

Where does the fastest flight to Siem Reap depart from?

For those looking to save time traveling to Siem Reap, London offers the quickest one-way flight (15 hours 55 minutes).

Does Siem Reap–Angkor Intl have car hire?

Yes. Those touching down at Siem Reap–Angkor Intl can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Siem Reap–Angkor Intl?

Yes. Siem Reap–Angkor Intl has hotels nearby for those requiring accommodations. Beng Mealea Lodge is the closest property to Siem Reap–Angkor Intl (6.0 mi away from Siem Reap–Angkor Intl).

£313+ Cheap Flights to Siem Reap, Cambodia

Flights to Siem Reap, Cambodia in 2026

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights to Siem Reap
Explore the most affordable flight options available to Siem Reap. Find the lowest fares based on data from user searches, with prices last updated on 7 September 2026.

Wed 16/911:15 -

2 stops23h 55m

Wed 14/1018:05 -

2 stops42h 50m

Deal found 4/9£538

Mon 23/1110:30 -

2 stops27h 30m

Sat 28/1122:00 -

2 stops47h 00m

Deal found 3/9£589

Tue 8/911:35 -

3 stops26h 35m

Wed 7/1021:10 -

2 stops39h 30m

Deal found 2/9£590

Wed 16/918:00 -

3 stops44h 10m

Wed 14/1021:10 -

3 stops39h 30m

Deal found 4/9£591

Thu 3/1206:00 -

2 stops29h 45m

Mon 14/1219:25 -

2 stops19h 55m

Deal found 4/9£609

Wed 9/922:00 -

2 stops40h 10m

Wed 7/1021:10 -

2 stops39h 30m

Deal found 4/9£609

Wed 25/1109:00 -

2 stops26h 45m

Sun 13/1209:55 -

2 stops18h 45m

Deal found 4/9£628

Mon 23/1119:25 -

2 stops16h 20m

Mon 30/1116:50 -

2 stops22h 15m

Deal found 3/9£632

Mon 23/1108:35 -

2 stops27h 10m

Mon 30/1116:50 -

2 stops22h 00m

Deal found 3/9£634

Wed 9/921:20 -

3 stops40h 50m

Wed 7/1021:10 -

2 stops27h 30m

Deal found 5/9£638

Tue 10/1111:30 -

2 stops39h 25m

Thu 3/1209:55 -

2 stops29h 10m

Deal found 3/9£640

Sat 21/1118:40 -

2 stops32h 15m

Mon 30/1116:50 -

2 stops22h 15m

Deal found 3/9£642

Best flights to Siem Reap
Discover carefully curated flight deals to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Mon 8/209:15 -

2 stops26h 30m

Wed 10/316:50 -

2 stops22h 50m

Deal found 7/9£716

Thu 17/923:55 -

2 stops39h 35m

Tue 13/1023:50 -

2 stops25h 55m

Deal found 5/9£736

Thu 17/918:55 -

1 stop31h 50m

Mon 12/1015:00 -

1 stop32h 50m

Deal found 6/9£738

Thu 24/922:15 -

1 stop14h 30m

Sun 27/919:30 -

1 stop16h 25m

Deal found 2/9£752

Mon 8/220:35 -

1 stop36h 25m

Wed 10/316:50 -

1 stop29h 30m

Deal found 7/9£756

Mon 8/211:25 -

3 stops21h 40m

Wed 10/311:45 -

2 stops27h 00m

Deal found 7/9£791

Thu 1/1017:35 -

2 stops43h 20m

Wed 14/1012:55 -

2 stops33h 45m

Deal found 3/9£832

Thu 3/1209:20 -

2 stops20h 20m

Mon 14/1219:25 -

2 stops31h 10m

Deal found 3/9£1,257

Thu 17/914:55 -

2 stops48h 35m

Tue 13/1023:50 -

2 stops24h 55m

Deal found 4/9£755

Thu 17/918:55 -

1 stop31h 50m

Tue 13/1009:35 -

2 stops37h 20m

Deal found 6/9£761

Thu 3/1221:20 -

1 stop14h 25m

Mon 14/1219:25 -

1 stop17h 00m

Deal found 4/9£775

Mon 8/208:50 -

3 stops24h 15m

Wed 10/313:20 -

2 stops29h 20m

Deal found 7/9£795

Thu 14/113:05 -

1 stop19h 55m

Sat 23/110:45 -

1 stop26h 40m

Deal found 2/9£803

Thu 17/919:40 -

2 stops43h 50m

Tue 13/1023:50 -

2 stops24h 50m

Deal found 4/9£760

Mon 23/1113:30 -

2 stops22h 15m

Sun 29/1109:55 -

2 stops29h 45m

Deal found 3/9£842

Tue 10/1111:00 -

1 stop26h 30m

Thu 3/1220:30 -

1 stop17h 45m

Deal found 3/9£770

Thu 14/112:15 -

3 stops26h 30m

Sat 23/123:50 -

2 stops24h 05m

Deal found 2/9£803

Thu 17/923:55 -

2 stops39h 35m

Sat 17/1023:50 -

2 stops27h 40m

Deal found 6/9£766

Thu 3/1211:00 -

1 stop26h 30m

Mon 14/1218:40 -

1 stop19h 35m

Deal found 6/9£780

Thu 1/1017:35 -

2 stops43h 20m

Wed 14/1019:35 -

2 stops27h 05m

Deal found 2/9£834

Fri 18/914:55 -

2 stops24h 35m

Sat 17/1023:50 -

2 stops24h 55m

Deal found 6/9£780

Wed 30/918:55 -

1 stop16h 15m

Wed 28/1018:40 -

1 stop19h 35m

Deal found 5/9£796

Thu 14/109:15 -

2 stops26h 30m

Sat 23/109:55 -

2 stops33h 45m

Deal found 2/9£968

Fri 18/914:55 -

2 stops24h 35m

Thu 15/1023:50 -

2 stops24h 55m

Deal found 4/9£786

Wed 21/1005:40 -

3 stops27h 10m

Sat 31/1023:50 -

2 stops29h 00m

Deal found 4/9£878

Thu 17/909:20 -

2 stops20h 55m

Wed 14/1019:35 -

2 stops42h 20m

Deal found 4/9£1,266

Mon 23/1109:40 -

2 stops28h 30m

Thu 26/1123:50 -

2 stops37h 50m

Deal found 3/9£790

Sun 3/113:20 -

2 stops22h 25m

Mon 1/209:55 -

2 stops29h 45m

Deal found 2/9£1,087

Thu 17/910:00 -

2 stops20h 15m

Tue 13/1019:35 -

2 stops43h 15m

Deal found 5/9£1,267

Wed 3/214:05 -

2 stops24h 05m

Sun 7/213:20 -

2 stops29h 45m

Deal found 3/9£795

Find flight deals to Siem Reap

Return from	£589
One-way from	£313
Popular in	December
Cheapest in	July
Average price	£767

China Eastern
23/11-28/11
4 total stops
74h 30m total
London to Siem Reap

Search Deals

24/9-31/12
3 total stops
30h 25m total
London to Siem Reap

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£91 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£34 potential savings vs. average return price).

Search Deals

Average for return flights in September 2026

Search Deals

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonSiem Reap

LTN London Luton - SAI Siem Reap–Angkor Intl

LTNSAI

London Luton

Thu 24/9

05:40-18:05

3 stops30h 25m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£313

LondonSiem Reap

LTN London Luton - SAI Siem Reap–Angkor Intl

LTNSAI

London Luton

Sat 26/9

18:15-17:10

3 stops40h 55m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£316

LondonSiem Reap

LGW London Gatwick - SAI Siem Reap–Angkor Intl

LGWSAI

London Gatwick

Thu 24/9

13:35-19:35

3 stops48h 00m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£325

LondonSiem Reap

STN London Stansted - SAI Siem Reap–Angkor Intl

STNSAI

London Stansted

Thu 5/11

06:05-16:05

3 stops27h 00m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£331

LondonSiem Reap

LTN London Luton - SAI Siem Reap–Angkor Intl

LTNSAI

London Luton

Tue 3/11

18:55-15:00

3 stops37h 05m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£341

LondonSiem Reap

STN London Stansted - SAI Siem Reap–Angkor Intl

STNSAI

London Stansted

Tue 3/11

15:40-15:00

2 stops40h 20m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£343

LondonSiem Reap

LTN London Luton - SAI Siem Reap–Angkor Intl

LTNSAI

London Luton

Wed 4/11

05:00-15:00

3 stops27h 00m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£344

LondonSiem Reap

LHR London Heathrow - SAI Siem Reap–Angkor Intl

LHRSAI

London Heathrow

Thu 24/9

22:10-17:10

2 stops37h 00m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£348

LondonSiem Reap

STN London Stansted - SAI Siem Reap–Angkor Intl

STNSAI

London Stansted

Sat 31/10

17:35-15:00

3 stops38h 25m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£349

LondonSiem Reap

LTN London Luton - SAI Siem Reap–Angkor Intl

LTNSAI

London Luton

Fri 30/10

05:00-15:00

3 stops27h 00m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£354

Flights are sorted by cheapest return flights first.

Deals found on 3/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap with our price prediction graph.

LON-SAI

LCY-SAI

LGW-SAI

LHR-SAI

STN-SAI

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to Siem Reap

LON-SAI

LCY-SAI

LGW-SAI

LHR-SAI

STN-SAI

How long is the flight to Siem Reap?

On average, a flight from London to Siem Reap takes 19 hours 25 minutes. Flights to Siem Reap from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Siem Reap?

The most popular airlines flying from London to Siem Reap are Singapore Airlines, Vietnam Airlines and Thai Airways.

What are the cheapest airlines that fly to Siem Reap?

The cheapest airlines flying from London to Siem Reap are Austrian Airlines, Vietnam Airlines and Singapore Airlines.

Rainfall in Siem Reap by month

In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 260.0 inches per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Siem Reap when rainfall is around 0.0 mm.

Temperature in Siem Reap by month

If weather is an important factor for your trip to Siem Reap, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.0 C).

Reviews of airlines servicing Siem Reap

Get a feel of what it's like to fly with Singapore Airlines,Vietnam Airlines, andBritish Airways to Cambodia by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.2

Very Good

1,598 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Singapore Airlines

8.2

Very Good

1,598 reviews

Singapore Airlines

8.2

Very Good

1,598 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Vietnam Airlines

7.7

Good

286 reviews

Singapore Airlines

8.2

Very Good

1,598 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

British Airways

6.7

Okay

8,211 reviews

Singapore Airlines

8.2

Very Good

1,598 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

FAQs about flying to Siem Reap

What airport do you fly into for flights to Siem Reap?
Travelers will need to book flights to Siem Reap–Angkor Intl (SAI) if they wish to fly to Siem Reap. The Siem Reap airport is 24.7 mi from the city center.
Can I find cheaper flights to Siem Reap if I am willing to have stopovers?
Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Siem Reap on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to Siem Reap?
Based on reviews from Cheapflights users, Austrian Airlines is rated the highest out of the airlines that fly to Siem Reap.
What is the cheapest airport to fly to in Siem Reap?
Siem Reap–Angkor Intl is currently the cheapest airport to fly to in Siem Reap. One-way flights to Siem Reap–Angkor Intl typically cost £51, while return flights cost around £84.
How much is a return flight to Siem Reap?
A return flight to Siem Reap will typically cost around £152, however they can be found for as little as £84.
Where does the fastest flight to Siem Reap depart from?
For those looking to save time traveling to Siem Reap, London offers the quickest one-way flight (15 hours 55 minutes).
Does Siem Reap–Angkor Intl have car hire?
Yes. Those touching down at Siem Reap–Angkor Intl can take advantage of the car hire services offered upon their arrival.
Are there hotels close to Siem Reap–Angkor Intl?
Yes. Siem Reap–Angkor Intl has hotels nearby for those requiring accommodations. Beng Mealea Lodge is the closest property to Siem Reap–Angkor Intl (6.0 mi away from Siem Reap–Angkor Intl).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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How does Cheapflights help users find flights to Siem Reap?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Siem Reap today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets to Siem Reap?

Millions of users choose and trust Cheapflights to book the best flight deals to Siem Reap for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights to Siem Reap with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights to Siem Reap, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights to Siem Reap become cheaper?

Yes! Start tracking prices for Siem Reap flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.

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£313+ Cheap flights to Siem Reap, Cambodia

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/9. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Siem Reap, Cambodia in 2026

Cheapest flights to Siem ReapExplore the most affordable flight options available to Siem Reap. Find the lowest fares based on data from user searches, with prices last updated on 7 September 2026.

Explore the most affordable flight options available to Siem Reap. Find the lowest fares based on data from user searches, with prices last updated on 7 September 2026.

Best flights to Siem ReapDiscover carefully curated flight deals to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Discover carefully curated flight deals to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Last-minute flights to Siem ReapDiscover last-minute flight deals to Siem Reap. Data last updated 7 September 2026 and is based on user searches.

Discover last-minute flight deals to Siem Reap. Data last updated 7 September 2026 and is based on user searches.

One-way flights to Siem ReapSearch for one-way flight options to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Search for one-way flight options to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Find flight deals to Siem Reap

Return from

One-way from

Popular in

Cheapest in

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Cheapflights Fare Finder

Use the filters below to find and compare flights to Siem Reap that are best for you.

Best time to book a flight to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap with our price prediction graph.

Cheapflights Insights

How long is the flight to Siem Reap?

On average, a flight from London to Siem Reap takes 19 hours 25 minutes. Flights to Siem Reap from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Siem Reap?

The most popular airlines flying from London to Siem Reap are Singapore Airlines, Vietnam Airlines and Thai Airways.

What are the cheapest airlines that fly to Siem Reap?

The cheapest airlines flying from London to Siem Reap are Austrian Airlines, Vietnam Airlines and Singapore Airlines.

Rainfall in Siem Reap by month

Plan your trip to Siem Reap by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 260.0 inches per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Siem Reap when rainfall is around 0.0 mm.

Temperature in Siem Reap by month

Plan your trip to Siem Reap by taking into account the average temperature totals by month.

Reviews of airlines servicing Siem Reap

Get a feel of what it's like to fly with Singapore Airlines,Vietnam Airlines, andBritish Airways to Cambodia by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

FAQs about flying to Siem Reap

What airport do you fly into for flights to Siem Reap?

Can I find cheaper flights to Siem Reap if I am willing to have stopovers?

What is the best airline to fly to Siem Reap?

What is the cheapest airport to fly to in Siem Reap?

How much is a return flight to Siem Reap?

Where does the fastest flight to Siem Reap depart from?

Does Siem Reap–Angkor Intl have car hire?

Are there hotels close to Siem Reap–Angkor Intl?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Search flights to Siem Reap by cabin class

Find flights to Siem Reap, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Find the best flight deals from Siem Reap

Some of the lowest fares we’ve come across for flights from Siem Reap.

Other flight destinations closest to Siem Reap

Book a flight to other destinations in Cambodia.

Complete your trip

Reserve a car hire and hotel room to complete your trip to Siem Reap.

Most traveled routes by our users

Browse our most popular destinations

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Popular Cambodia flight routes

Browse through the most popular flight routes to Cambodia at this time.

Fly your favourite airline to Siem Reap

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Fly with Cheapflights

How does Cheapflights help users find flights to Siem Reap?

Why should you use Cheapflights to find cheap flight tickets to Siem Reap?

Can Cheapflights find flights to Siem Reap with no change fees?

Can Cheapflights notify me if prices for flights to Siem Reap become cheaper?

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Cheapest flights to Siem Reap
Explore the most affordable flight options available to Siem Reap. Find the lowest fares based on data from user searches, with prices last updated on 7 September 2026.

Best flights to Siem Reap
Discover carefully curated flight deals to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Last-minute flights to Siem Reap
Discover last-minute flight deals to Siem Reap. Data last updated 7 September 2026 and is based on user searches.

One-way flights to Siem Reap
Search for one-way flight options to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.