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$297+ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — KTI
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
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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 March 22, 2026.

This oojo deal was found by Cheapflights users on 3/20. 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 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
Tue 9/2910:30 am
SAI
-
SEA
2 stops38h 22m
Singapore Airlines
Deal found 3/20$743
This oojo deal was found by Cheapflights users on 3/19. 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.
Tue 11/38:45 am
SEA
-
SAI
1 stop40h 10m
Singapore Airlines
Tue 11/1710:45 am
SAI
-
SEA
1 stop59h 25m
Singapore Airlines
Deal found 3/19$833
This oojo deal was found by Cheapflights users on 3/17. 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.
Mon 11/2310:50 am
SEA
-
SAI
2 stops31h 25m
Multiple Airlines
Mon 1/119:55 am
SAI
-
SEA
2 stops38h 15m
Multiple Airlines
Deal found 3/17$910
This oojo deal was found by Cheapflights users on 3/19. 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.
Fri 11/278:45 am
SEA
-
SAI
1 stop40h 10m
Singapore Airlines
Mon 12/710:45 am
SAI
-
SEA
2 stops37h 07m
Singapore Airlines
Deal found 3/19$933
This oojo deal was found by Cheapflights users on 3/19. 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.
Tue 11/38:45 am
SEA
-
SAI
1 stop40h 10m
Multiple Airlines
Tue 11/174:45 pm
SAI
-
SEA
2 stops35h 53m
Multiple Airlines
Deal found 3/19$939
This Gurufare deal was found by Cheapflights users on 3/18. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/33:45 pm
SEA
-
SAI
2 stops27h 05m
Multiple Airlines
Fri 12/1110:45 am
SAI
-
SEA
1 stop35h 25m
Multiple Airlines
Deal found 3/18$979
This Gurufare deal was found by Cheapflights users on 3/18. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:45 am
SEA
-
SAI
1 stop40h 10m
Singapore Airlines
Fri 12/1110:45 am
SAI
-
SEA
1 stop35h 25m
Singapore Airlines
Deal found 3/18$1,018

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 March 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$743
(oojo)

One-way from

$297
(FlightHub)

Popular in

June

Cheapest in

September

Average price

$871
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
Highest demand for flights based on searches. 20% potential increase in price ($275 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 March 22, 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

Thu 9/10

10:15 am-9:40 am

1 stop33h 25m

Siem Reap–Angkor Intl

Tue 9/29

10:30 am-10:24 pm

3 stops49h 54m

$1,016
Quickest round-trip

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Tue 5/12

1:50 am-6:45 pm

2 stops26h 55m

Siem Reap–Angkor Intl

Wed 5/27

7:30 pm-6:50 pm

2 stops37h 20m

$1,181

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Fri 4/17

9:45 am-3:10 pm

1 stop39h 25m

Siem Reap–Angkor Intl

Fri 4/24

10:30 am-10:42 am

2 stops38h 12m

$1,183

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Thu 9/10

7:20 am-9:40 am

2 stops36h 20m

Siem Reap–Angkor Intl

Tue 9/29

10:30 am-10:24 pm

3 stops49h 54m

$1,227

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Wed 5/20

5:15 pm-12:20 pm

2 stops29h 05m

Siem Reap–Angkor Intl

Wed 5/27

1:05 pm-1:25 pm

2 stops38h 20m

$1,256

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Thu 5/14

10:15 am-9:40 am

1 stop33h 25m

Siem Reap–Angkor Intl

Thu 5/28

10:30 am-8:45 am

1 stop36h 15m

$1,261

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Sat 5/30

5:15 pm-12:20 pm

2 stops53h 05m

Siem Reap–Angkor Intl

Tue 6/30

11:50 pm-1:25 pm

2 stops27h 35m

$1,329
Cheapest one-way

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Sun 4/19

9:45 am-11:10 am

2 stops59h 25m

$432

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Tue 4/21

9:45 am-11:10 am

2 stops35h 25m

$435

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Wed 7/1

11:00 pm-6:05 pm

3 stops53h 05m

$2,051

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 14 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 July is currently the most expensive (average of $798). 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.

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 March 22, 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
1,381 reviews

Overall

8.5

Comfort

8.3

Food

8.1

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
EVA Air
8.5
Very good
1,381 reviews
EVA Air
8.5
Very good
1,381 reviews

Overall

8.5

Comfort

8.3

Food

8.1

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Korean Air
8.4
Very good
1,202 reviews
EVA Air
8.5
Very good
1,381 reviews

Overall

8.5

Comfort

8.3

Food

8.1

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
China Airlines
8.3
Very good
817 reviews
EVA Air
8.5
Very good
1,381 reviews

Overall

8.5

Comfort

8.3

Food

8.1

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Singapore Airlines
8.2
Very good
1,483 reviews
EVA Air
8.5
Very good
1,381 reviews

Overall

8.5

Comfort

8.3

Food

8.1

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Asiana Airlines
8.1
Very good
506 reviews
EVA Air
8.5
Very good
1,381 reviews

Overall

8.5

Comfort

8.3

Food

8.1

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

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.

  • 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 $275 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 July is currently the most expensive (average of $798). 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

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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 March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$446Average$922FlexibilityNo cancel feeOn-time81%
Singapore AirlinesCheapest$523Average$921FlexibilityNo cancel feeOn-time81%
DeltaCheapest$574Average$909FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$577Average$894FlexibilityNo cancel feeOn-time76%
China AirlinesCheapest$636Average$1,199FlexibilityNo cancel feeOn-time70%
Philippine AirlinesCheapest$672Average$959FlexibilityNo cancel feeOn-time60%
Cathay PacificCheapest$730Average$890FlexibilityNo cancel feeOn-time72%
EVA AirCheapest$1,016Average$1,296FlexibilityNo cancel feeOn-time74%

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