Cheap flights from Seattle to Siem Reap from £563

Cheap flights from Seattle to Siem Reap from £563

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3 stops
Sun, Jun 14
Seattle SEASiem Reap SAI
£563
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3 stops
Sun, Jun 14
Seattle SEASiem Reap SAI
£592
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3 stops
Mon, Jun 15
Seattle SEASiem Reap SAI
£596
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3 stops
Tue, Jun 16
Seattle LKESiem Reap SAI
£631
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3 stops
Mon, Jun 15
Seattle SEASiem Reap SAI
£643
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3 stops
Mon, Jun 15
Seattle SEASiem Reap SAI
£659
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3 stops
Sun, Jun 14 – Fri, Jun 19
Seattle SEASiem Reap SAI
£1,044
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3 stops
Sun, Jun 14 – Sun, Jun 21
Seattle SEASiem Reap SAI
£1,044
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3 stops
Sun, Jun 14 – Sat, Jun 20
Seattle SEASiem Reap SAI
£1,046
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3 stops
Sun, Jun 14 – Fri, Jun 19
Seattle SEASiem Reap SAI
£1,074
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3 stops
Sun, Jun 14 – Sun, Jun 21
Seattle SEASiem Reap SAI
£1,074
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3 stops
Sun, Jun 14 – Fri, Jun 19
Seattle SEASiem Reap SAI
£1,114
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How much do flights to Siem Reap cost?

Cheapest one-way trip

£563

Cheapest round-trip

£1,044

Average round-trip

£1,289

Includes rare itinerary

Travel hack

Most popular airline

Air Cambodia

Getting from Siem Reap airport to the city center

Fastest options: taxi and private transfer. Best value: tuk-tuk and shared shuttle.

Siem Reap is served by Siem Reap Angkor International Airport (SAI), located approximately 8 km east of the city center. This modern airport opened in 2023 and offers various airport transfers to city center destinations. Transport options include taxis, tuk-tuks, hotel shuttles, private transfers, and ride-hailing services. Journey times are generally short due to the airport's proximity to town, though traffic conditions can vary, especially during peak tourist season.

Transport Option

Typical time

Typical cost

Frequency

Best for

15-25 min

$12 – $15; fixed fare to city center

on-demand 24/7 (traffic dependent)

comfort with luggage

20-30 min

$5 – $8; negotiate fare before departure

on-demand (traffic dependent)

budget travelers

15-30 min

$0 – $15; often complimentary; check with hotel

by arrangement (traffic dependent)

convenience if pre-booked

15-25 min

$15 – $25; pre-booked; air-conditioned vehicle

by arrangement (traffic dependent)

families and groups

15-25 min

$6 – $12; app-based pricing; varies with demand

on-demand (traffic dependent)

transparent pricing

15-25 min

$30 – $60; per day; driver often included

by arrangement (traffic dependent)

temple exploration flexibility

Notes:

  • Prices in USD; table created in 2025 and subject to change.
  • Tuk-tuk fares should be negotiated before departure; agree on the price clearly.
  • Many hotels offer complimentary airport pickup; confirm when booking accommodation.
  • Ride-hailing apps require local SIM or WiFi connection at the airport.
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying to Siem Reap

Depart from
Seattle–Tacoma International
Arrive to
Siem Reap–Angkor International Airport
Average flights per week
400
Flight distance

Check-in for a flight from Seattle to Siem Reap

NameCarrier codeIATA CodePassport needed during booking
Air CambodiaKHVK6No
WestJetWJAWSNo
Alaska AirlinesASAASNo
Bangkok AirwaysBKPPGNo
Cambodia AirwaysKMEKRYes

Online check-in is not available for these airlines.

Weather in Siem Reap

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January31°C21°C
February34°C23°C
March35°C25°C
April35°C26°C
May34°C26°C
June32°C25°C
July31°C24°C
August31°C25°C
September30°C24°C
October30°C24°C
November30°C23°C
December30°C21°C
Hottest Month
35°C
March
Coldest month
21°C
January
Sunny days
223
days per year

14 day forecast

Saturday
30 May
79%
28°C24°C
6 Jun
88%
32°C26°C
Sunday
31 May
87%
33°C25°C
7 Jun
33°C26°C
Monday
1 Jun
86%
34°C25°C
8 Jun
76%
34°C27°C
Tuesday
2 Jun
85%
34°C25°C
9 Jun
82%
35°C27°C
Wednesday
3 Jun
83%
35°C25°C
10 Jun
88%
28°C25°C
Thursday
4 Jun
88%
32°C26°C
11 Jun
79%
31°C25°C
Friday
5 Jun
84%
31°C26°C
12 Jun
83%
33°C25°C
Travelers usually depart from Seattle–Tacoma International, Kenmore Air Harbor Seaplane Base, or Boeing Field when they travel from Seattle to Siem Reap. The most popular airlines for this route are Air Cambodia, WestJet, Alaska Airlines, Bangkok Airways, and Cambodia Airways. Seattle and Siem Reap have 400 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Seattle?
Travelers frequently search for route combinations, such as Seattle and London, Mexico City, New York, Las Vegas, Los Angeles, Guadalajara, Calgary, Edinburgh, Phoenix, San Francisco, Dallas, Chicago, Honolulu, San Diego, Ontario, Glasgow, Belfast, Denver, Istanbul, Kahului.
What are the most popular routes to and from Siem Reap?
Travelers frequently search for route combinations, such as Siem Reap and Bangkok, London, Phnom Penh, Hanoi, Phuket City, Singapore, Phuket Province, Chiang Mai, Ho Chi Minh City, Kuala Lumpur, Da Nang, Sihanoukville Province, Vientiane, Krabi, Bali, Manila, Denpasar, Ko Samui, Perth, Surat Thani Province.
Which airports are there in Seattle?
Seattle is mainly served by Seattle–Tacoma International. But there are other airports nearby, including Boeing Field, Kenmore Air Harbor Seaplane Base.
What airports are near Seattle?
The main airport in Seattle is Seattle–Tacoma International. It is also served by Vancouver International, Portland International, Bellingham International, Abbotsford International, Vancouver Harbour Flight Centre, Paine Field Everett, Pangborn Memorial, Victoria Inner Harbour SPB, Yakima Air Terminal.
Which airlines fly between Seattle and Siem Reap?
Currently, you can fly between Seattle and Siem Reap with Air Cambodia, WestJet, Alaska Airlines, Bangkok Airways, Cambodia Airways.
When’s the best time to travel between Seattle and Siem Reap?
If you don’t have specific dates for your trip between Seattle 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.
What flights operate between Seattle and Siem Reap?
Traveling between Seattle 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.
How many airports are there near Seattle?
There are a number of airports in and around Seattle. The main one is Seattle–Tacoma International and other nearby airports include Vancouver International, Portland International, Bellingham International, Abbotsford International, Vancouver Harbour Flight Centre, Paine Field Everett, Pangborn Memorial, Victoria Inner Harbour SPB, Yakima Air Terminal
What time do nonstop (direct) flights between Seattle and Siem Reap depart?
This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Seattle, such as morning, afternoon, evening, or night, or select the exact hours for departure.
What time do nonstop (direct) flights between Seattle and Siem Reap arrive?
What time do flights between Seattle and Siem Reap depart?
What time do flights between Seattle and Siem Reap arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.

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