Cheap flights from Colombo to Siem Reap from $229

Travelers frequently search for route combinations, such as Colombo and San Francisco, Honolulu, Bangkok, Malé, New Delhi, New York, Los Angeles, Kuala Lumpur, Chennai, Denpasar, Singapore, Kochi, Mumbai, Dubai, Kathmandu, Goa, Kuwait City, Paris, Copenhagen, Tel Aviv.

Travelers frequently search for route combinations, such as Siem Reap and Bangkok, Washington, D.C., Boston, Phnom Penh, New York, Chicago, Seattle, Minneapolis, Los Angeles, Phuket City, Hanoi, Ho Chi Minh City, Singapore, Da Nang, Krabi, Chiang Mai, Kuala Lumpur, Sihanoukville Province, Manila, Ko Samui.

Colombo is mainly served by Bandaranaike International. But there are other airports nearby, including Colombo Ratmalana Airport, Kelani River-Peliyagoda Waterdrome, Dandugama Sea Plane Base.

The main airport in Colombo is Bandaranaike International. It is also served by Sigiriya, Hatton Castlereigh Resrvr SPB, Koggala.

The main airport in Siem Reap is Siem Reap International. It is also served by Phnom Penh International.

Currently, you can fly between Colombo and Siem Reap with SriLankan Airlines, Thai Airways, Thai AirAsia, Emirates, Air Cambodia.

If you don’t have specific dates for your trip between Colombo and Siem Reap, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Traveling between Colombo and Siem Reap, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

There are a number of airports in and around Colombo. The main one is Bandaranaike International and other nearby airports include Sigiriya, Hatton Castlereigh Resrvr SPB, Koggala