HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cambodia

$556+ Cheap flights from Seattle (SEA) to Cambodia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — KTI
Jul 21 — Jul 281
Tue 7/21
Tue 7/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Cambodia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Seattle to Cambodia

Cheapest flights from Seattle to Cambodia
Explore the most affordable flight options available from Seattle to Cambodia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.

This oojo deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1010:15 am
SEA
-
SAI
1 stop33h 25m
Singapore Airlines
Fri 10/164:00 pm
SAI
-
SEA
1 stop30h 45m
Singapore Airlines
Deal found 6/19$769
This oojo deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:15 am
SEA
-
SAI
1 stop33h 25m
Singapore Airlines
Thu 10/1510:30 am
SAI
-
SEA
1 stop36h 15m
Singapore Airlines
Deal found 6/18$819
This oojo deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/178:45 am
SEA
-
SAI
1 stop34h 05m
Singapore Airlines
Thu 12/310:45 am
SAI
-
SEA
1 stop35h 25m
Singapore Airlines
Deal found 6/18$828
This oojo deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:45 am
SEA
-
SAI
1 stop40h 10m
Singapore Airlines
Wed 11/2510:45 am
SAI
-
SEA
1 stop59h 25m
Singapore Airlines
Deal found 6/18$911
This Justfly.com deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:15 am
SEA
-
SAI
1 stop33h 25m
Singapore Airlines
Thu 10/110:30 am
SAI
-
SEA
1 stop36h 15m
Singapore Airlines
Deal found 6/20$937
This oojo deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:05 pm
SEA
-
SAI
2 stops29h 35m
Singapore Airlines
Wed 10/284:45 pm
SAI
-
SEA
1 stop29h 25m
Singapore Airlines
Deal found 6/18$951
This Justfly.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:15 am
SEA
-
SAI
1 stop33h 25m
Singapore Airlines
Thu 10/110:30 am
SAI
-
SEA
1 stop36h 15m
Singapore Airlines
Deal found 6/18$968
This oojo deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:15 am
SEA
-
SAI
1 stop33h 25m
Singapore Airlines
Thu 9/2410:30 am
SAI
-
SEA
1 stop36h 15m
Singapore Airlines
Deal found 6/18$1,060
This Singapore Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:45 am
SEA
-
SAI
1 stop34h 05m
Multiple Airlines
Wed 12/910:45 am
SAI
-
SEA
2 stops38h 50m
Multiple Airlines
Deal found 6/18$1,065

Find flight deals from Seattle to Cambodia

Keep the following information in mind while searching for Seattle to Cambodia flight deals. Data was last updated June 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$767
(oojo)

One-way from

$556
(oojo)
Provider with most accurate pricing for Seattle/Tacoma Intl-Phnom Penh Pochentong flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Phnom Penh Pochentong flights.
Search Deals
From Seattle/Tacoma Intl to Cambodia
Search Deals
One-way flight from Seattle/Tacoma Intl to Cambodia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Cambodia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 21, 2026.
Use the filters below to find and compare flights from Seattle to Cambodia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Sat 10/10

10:15 am-9:40 am

1 stop33h 25m

Siem Reap–Angkor Intl

Fri 10/16

4:00 pm-8:45 am

1 stop30h 45m

$770

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Mon 11/16

2:30 pm-3:55 pm

2 stops34h 25m

Siem Reap–Angkor Intl

Mon 11/30

10:45 am-7:10 am

1 stop35h 25m

$1,060
Quickest round-trip

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Wed 9/16

1:15 am-6:55 pm

2 stops27h 40m

Siem Reap–Angkor Intl

Thu 10/1

9:40 am-4:10 pm

2 stops20h 30m

$1,127

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Wed 12/2

12:10 am-8:30 pm

2 stops29h 20m

Siem Reap–Angkor Intl

Fri 12/11

7:25 pm-5:30 pm

2 stops37h 05m

$1,297

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Sun 9/20

5:15 pm-9:30 pm

2 stops38h 15m

Siem Reap–Angkor Intl

Thu 10/1

11:50 pm-1:25 pm

2 stops27h 35m

$1,298

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Mon 11/9

4:05 pm-12:40 pm

2 stops29h 35m

Siem Reap–Angkor Intl

Tue 11/24

1:20 pm-12:35 pm

2 stops38h 15m

$1,299

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Tue 9/29

5:15 pm-9:30 pm

2 stops38h 15m

Siem Reap–Angkor Intl

Fri 10/16

12:55 pm-1:25 pm

2 stops38h 30m

$1,299

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Fri 10/9

1:30 am-6:55 pm

2 stops27h 25m

Siem Reap–Angkor Intl

Fri 10/16

9:40 am-7:20 pm

2 stops23h 40m

$1,307
Cheapest one-way

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Tue 10/13

12:10 am-6:05 pm

2 stops27h 55m

$591

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Wed 11/4

11:45 pm-6:45 pm

2 stops28h 00m

$598

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Seattle to Cambodia

Have a flexible travel schedule? Discover the best time to fly to Cambodia from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Cambodia

What is the cheapest month to book a flight from Seattle to Cambodia?

Currently, November is the cheapest month in which you can book a flight from Seattle to Cambodia (average of $364). Flying from Seattle to Cambodia in September is currently the most expensive (average of $708). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How far ahead should I book a flight from Seattle to Cambodia?

The price you pay for your flight from Seattle to Cambodia may vary depending on when you book. For the best chance of a lower fare, look to book 13 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Cambodia

Get insights into the airlines that provide service to Cambodia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cambodia. Reviews last updated June 21, 2026.
Read reviews from past customers who have flown EVA Air,Korean Air, andChina Airlines from Seattle to Cambodia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very good
1,478 reviews

Crew

8.7

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Tony,Jun 2026

NRT - TPE

Great flight and good food…will fly again on Eva air👍🏼
EVA Air
8.5
Very good
1,478 reviews
EVA Air
8.5
Very good
1,478 reviews

Crew

8.7

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Tony,Jun 2026

NRT - TPE

Great flight and good food…will fly again on Eva air👍🏼
Korean Air
8.4
Very good
1,218 reviews
EVA Air
8.5
Very good
1,478 reviews

Crew

8.7

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Tony,Jun 2026

NRT - TPE

Great flight and good food…will fly again on Eva air👍🏼
China Airlines
8.3
Very good
829 reviews
EVA Air
8.5
Very good
1,478 reviews

Crew

8.7

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Tony,Jun 2026

NRT - TPE

Great flight and good food…will fly again on Eva air👍🏼
Singapore Airlines
8.2
Very good
1,547 reviews
EVA Air
8.5
Very good
1,478 reviews

Crew

8.7

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Tony,Jun 2026

NRT - TPE

Great flight and good food…will fly again on Eva air👍🏼
Asiana Airlines
8.1
Very good
545 reviews
EVA Air
8.5
Very good
1,478 reviews

Crew

8.7

Food

8.1

Entertainment

8.0

Overall

8.5

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Tony,Jun 2026

NRT - TPE

Great flight and good food…will fly again on Eva air👍🏼

Related info for your journey

Find useful and relevant information for your journey from Seattle to Cambodia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Cambodia?

    If you book a flight to Cambodia from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle.

  • How long is the flight from Seattle to Cambodia?

    Departing from Seattle to Cambodia will take you 33h 25m. There are 7346 mi between Seattle and Cambodia. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Seattle to Cambodia one-way?

    To fly one-way, consider booking your trip with Korean Air, which is currently one of the cheapest options available, starting at $262. Singapore Airlines flights start at $270 while deals on Asiana Airlines start at $291 one-way.

  • Can I find deals for flights from Seattle to Cambodia that include hotel bookings?

    Yes. In addition to deals on Seattle to Cambodia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Cambodia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Cambodia.

  • Can I find deals for business class flights from Seattle to Cambodia?

    Yes. Cheapflights offers flight deals from Seattle to Cambodia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Cambodia?

    Currently, November is the cheapest month in which you can book a flight from Seattle to Cambodia (average of $364). Flying from Seattle to Cambodia in September is currently the most expensive (average of $708). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 8 airlines flying from Seattle to Cambodia

Discover the top 8 airlines that operate flights from Seattle to Cambodia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$364Average$675FlexibilityNo cancel feeOn-time60%
Korean AirCheapest$446Average$828FlexibilityNo cancel feeOn-time81%
Singapore AirlinesCheapest$523Average$801FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$566Average$808FlexibilityNo cancel feeOn-time76%
China AirlinesCheapest$636Average$1,311FlexibilityNo cancel feeOn-time70%
Cathay PacificCheapest$730Average$899FlexibilityNo cancel feeOn-time72%
DeltaCheapest$753Average$1,113FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$1,005Average$1,262FlexibilityNo cancel feeOn-time74%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.