Cheap flights from Siem Reap to Portland from £348

Travelers frequently search for route combinations, such as Siem Reap and Bangkok, Hanoi, Ho Chi Minh City, Phnom Penh, London, Manchester, Da Nang, Sihanoukville Province, Phuket City, Phuket Province, Kuala Lumpur, Singapore, Krabi, Chiang Mai, Denpasar, Bali, Luang Prabang, Manila, Tokyo, Phú Quốc.

Travelers frequently search for route combinations, such as Portland and London, San Diego, Las Vegas, Phoenix, Los Angeles, Guadalajara, Mexico City, Dallas, San Francisco, Minneapolis, Belfast, Ontario, Denver, Manchester, Edinburgh, New York, Chicago, Atlanta, Santa Ana, Burbank.

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

The main airport in Portland is Portland International. It is also served by Seattle–Tacoma International, Portland International, Eugene, Roberts Field, Kenmore Air Harbor Seaplane Base.

Currently, you can fly between Siem Reap and Portland with Hawaiian Airlines, Alaska Airlines, Vietnam Airlines, Starlux Airlines, Thai AirAsia.

If you don’t have specific dates for your trip between Siem Reap and Portland, 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 Siem Reap and Portland, 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 Siem Reap. The main one is Siem Reap International and other nearby airports include Phnom Penh International

There are a number of airports in and around Portland. The main one is Portland International and other nearby airports include Seattle–Tacoma International, Portland International, Eugene, Roberts Field, Kenmore Air Harbor Seaplane Base.