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Cheap flights to Siem Reap, Cambodia

— SAI
2 Sep — 9 Sep1
1 adult

Flights to Siem Reap, Cambodia in 2025

Find the latest flights to Siem Reap in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 28 August 2025.

Popular in

December

Cheapest in

September

Average price

£771
Highest demand for flights based on searches. 6% potential increase in price (£41 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£27 potential savings vs. average return price).
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Average for return flights in August 2025
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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.
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

When is the best time to book a flight to Siem Reap?

Use this chart to determine the optimal time to book a return flight from London to Siem Reap. Price data was last updated on 22 August 2025.

The price you pay for your flight to Siem Reap may vary depending on when you book. For the best chance of a lower fare, look to book 45 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Siem Reap

Get insights into the airlines that provide service to Siem Reap. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Siem Reap. Reviews last updated 28 August 2025.
Get a feel of what it's like to fly with Singapore Airlines, Thai Airways, andVietnam Airlines 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
8.1
Very Good
1,352 reviews
Check prices

Overall

8.1

Food

7.7

Comfort

7.9

Crew

8.6

Entertainment

8.0

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very Good
1,352 reviews
Singapore Airlines
8.1
Very Good
1,352 reviews
Check prices

Overall

8.1

Food

7.7

Comfort

7.9

Crew

8.6

Entertainment

8.0

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Thai Airways
7.8
Good
345 reviews
Singapore Airlines
8.1
Very Good
1,352 reviews
Check prices

Overall

8.1

Food

7.7

Comfort

7.9

Crew

8.6

Entertainment

8.0

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Vietnam Airlines
7.6
Good
201 reviews
Singapore Airlines
8.1
Very Good
1,352 reviews
Check prices

Overall

8.1

Food

7.7

Comfort

7.9

Crew

8.6

Entertainment

8.0

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
British Airways
6.7
Okay
7,316 reviews
Singapore Airlines
8.1
Very Good
1,352 reviews
Check prices

Overall

8.1

Food

7.7

Comfort

7.9

Crew

8.6

Entertainment

8.0

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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, Vietnam 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 £39, while return flights cost around £116.

  • How much is a return flight to Siem Reap?

    A return flight to Siem Reap will typically cost around £171, however they can be found for as little as £156.

  • 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. Chansor Community Homestay 18 is the closest property to Siem Reap–Angkor Intl (4.0 mi away from Siem Reap–Angkor Intl).

See more FAQs

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

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