Cheap flights from Seattle, WA to Siem Reap, Cambodia
Flights starting at £426. Choose between Alaska Airlines, Thai AirAsia, or Cambodia Angkor Air to find the best price.
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to Siem Reap
Cheapest one-way trip | £600 |
---|---|
Cheapest round-trip | £1,065 |
Includes rare itinerary | |
Most popular airline | Alaska Airlines |
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
Travelers usually depart from Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base when they travel from Seattle to Siem Reap. The most popular airlines for this route are Alaska Airlines, Thai AirAsia, Cambodia Angkor Air, EVA Air, and Vietnam Airlines. Seattle and Siem Reap have 326 direct flights per week.
Check-in for a flight from Seattle to Siem Reap
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Thai AirAsia | AIQ | FD | No | 0 0 |
Cambodia Angkor Air | KHV | K6 | Yes | No |
EVA Air | EVA | BR | Yes | 0 0 |
Vietnam Airlines | HVN | VN | Yes | No |
Weather in Siem Reap
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 31°C | 21°C |
February | 33°C | 23°C |
March | 35°C | 25°C |
April | 35°C | 26°C |
May | 34°C | 26°C |
June | 32°C | 25°C |
July | 31°C | 24°C |
August | 31°C | 25°C |
September | 30°C | 24°C |
October | 30°C | 24°C |
November | 31°C | 23°C |
December | 30°C | 21°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Seattle
- Flights from Seattle to London
- Flights from Seattle to Las Vegas
- Flights from Seattle to Denver
- Flights from Seattle to Phoenix
- Flights from Seattle to Dublin
- Flights from Seattle to Melbourne
- Flights from Seattle to Orlando
- Flights from Seattle to Salt Lake City
- Flights from Seattle to San Jose
- Flights from Seattle to Vancouver
- Flights from Seattle to Manchester
- Flights from Seattle to Edinburgh
- Flights from Seattle to San Francisco
- Flights from Seattle to Philadelphia
- Flights from Seattle to Dallas
- Flights from Seattle to Washington, D.C.
- Flights from Seattle to New York
- Flights from Seattle to Atlanta
- Flights from Seattle to Los Angeles
- Flights from Seattle to Rome
Flights to Siem Reap
- Flights from Bangkok to Siem Reap
- Flights from Singapore to Siem Reap
- Flights from Phnom Penh to Siem Reap
- Flights from Ho Chi Minh City to Siem Reap
- Flights from Taipei to Siem Reap
- Flights from Hong Kong to Siem Reap
- Flights from Kuala Lumpur to Siem Reap
- Flights from Chiang Mai to Siem Reap
- Flights from Perth to Siem Reap
- Flights from Sihanoukville Province to Siem Reap
- Flights from Hanoi to Siem Reap
- Flights from Da Nang to Siem Reap
- Flights from Phuket City to Siem Reap
- Flights from Manila to Siem Reap
- Flights from New Delhi to Siem Reap
- Flights from London to Siem Reap
- Flights from Sydney to Siem Reap
- Flights from Luang Prabang to Siem Reap
- Flights from Bengaluru to Siem Reap
- Flights from Krabi to Siem Reap
Popular routes
- Flights from London to Dubai
- Flights from Chișinău to Lucknow
- Flights from Phuket City to Minot
- Flights from San Andrés to Lanai
- Flights from Riga to Lafayette
- Flights from South Bend to Rajshahi
- Flights from Spokane to Hanover
- Flights from Trenton to Tarapoto
- Flights from Dublin to St. George
- Flights from Caracas to Shreveport
- Flights from Reykjavik to Zamboanga City
- Flights from London to Istanbul
- Flights from Savannah to Hargeisa