Skip to main content
£ Pound sterling

Top currencies

All currencies

gb English (UK)

All languages

Search flights to Siem Reap

Compare flights from different airlines and book cheap plane tickets with ease

Cheapest flights to Siem Reap

The cheapest flights available in the next 60 days – prices are updated regularly

Flying to Siem Reap: things to know

There are 15 airlines that fly from the United Kingdom to Siem Reap. The most popular route is from London Heathrow Airport in London to Siem Reap-Angkor International Airport in Siem Reap. On average this flight takes 15 hours 47 minutes one way and costs £1,798 for the round trip.

The most popular route

LHR London Heathrow Airport to SAI Siem Reap-Angkor International Airport

Average flight on the most popular route

15 hours 47 minutes

Average round-trip ticket price

£1,798

Fly from the United Kingdom to Siem Reap

15 airlines
A beautiful view of Siem Reap.
Great selection

Great selection

Easily compare flights, airlines and prices – all in one place

No hidden fees

No hidden fees

Always know exactly what you’re paying for

Flexibility

Flexibility

Use our flexible plane ticket option to change your dates if needed

Flexible plane ticket options are available for an additional cost on selected airfares

Airlines that fly to Siem Reap

Based on flights we've sold recently. Available airlines may vary depending on your search.

  • Thai Airways logo
    Thai Airways
  • Singapore Airlines logo
    Singapore Airlines
  • Vietnam Airlines logo
    Vietnam Airlines
  • Turkish Airlines logo
    Turkish Airlines
  • Emirates logo
    Emirates
  • Qatar Airways logo
    Qatar Airways
  • Etihad Airways logo
    Etihad Airways
  • Lufthansa logo
    Lufthansa
  • KLM logo
    KLM
  • Gulf Air logo
    Gulf Air
  • British Airways logo
    British Airways
  • Cathay Pacific logo
    Cathay Pacific
  • Eva Air logo
    Eva Air
  • Swiss logo
    Swiss
  • Austrian Airlines logo
    Austrian Airlines

Frequently asked questions

Research, refine and make plans for your whole trip

Flights to Suvarnabhumi Airport
Jet into this airport to explore Suvarnabhumi Airport at your leisure. Compare flights, fares and airlines – all in one place.
Flights to Don Mueang International Airport
Jet into this airport to explore Don Muang Airport at your leisure.
Things to do in Siem Reap
How will you spend your time in the city?
Flights to Siem Reap Province
Check fares and book plane tickets without any hassle.
Flights to Phnom Penh Municipality
Check fares and book plane tickets without any hassle.
Flights to Preah Sihanouk Province
Check fares and book plane tickets without any hassle.
Hotels in Siem Reap
Thinking about which towns and cities to visit during your trip? Try Siem Reap, a popular choice with other visitors.
Flights from London to Phnom Penh
Find and compare prices for this popular flight route.
Flights from London to Siem Reap
Find and compare prices for this popular flight route.
Flights from Manchester to Siem Reap
Find and compare prices for this popular flight route.
Flights from London to Cambodia
Plan your next getaway from London.
All flights
Fly to your next dream destination.
Hostels in Siem Reap
Explore more great accommodation options in Siem Reap, starting with hostels.
Guest Houses in Siem Reap
More great accommodation options for your trip.
Cheap hotels in Siem Reap
More great accommodation options for your trip.
Cheap holidays in Siem Reap
Book the best flights, stays and more – all in one place
Flights to Bangkok
Fly to another popular city nearby.
Flights to Koh Samui
Fly to another popular city nearby.
Flights to Ho Chi Minh City
Another popular city to explore nearby. Find, compare and book tickets with ease.
Flights to Thailand
Search, compare and book flights with ease.
Flights to Vietnam
Search, compare and book flights with ease.
Flights to Laos
Search, compare and book flights with ease.
gogless