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Cambodia

$430+ 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — KTI
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
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 July 30, 2026.

This oojo deal was found by Cheapflights users on 7/25. 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 12/104:45 pm
SAI
-
SEA
1 stop29h 25m
Singapore Airlines
Deal found 7/25$854
This FlightHub deal was found by Cheapflights users on 7/28. 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 FlightHub 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 7/28$860
This FlightHub deal was found by Cheapflights users on 7/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/810:15 am
SEA
-
SAI
1 stop33h 25m
Singapore Airlines
Sun 10/1810:30 am
SAI
-
SEA
1 stop60h 15m
Singapore Airlines
Deal found 7/28$940
This oojo deal was found by Cheapflights users on 7/26. 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 9/1710:15 am
SEA
-
SAI
1 stop33h 25m
Singapore Airlines
Thu 10/110:30 am
SAI
-
SEA
1 stop36h 15m
Singapore Airlines
Deal found 7/26$942
This FlightHub deal was found by Cheapflights users on 7/28. 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 FlightHub 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
Sat 12/510:45 am
SAI
-
SEA
1 stop35h 25m
Singapore Airlines
Deal found 7/28$947
This FlightHub deal was found by Cheapflights users on 7/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:15 am
SEA
-
SAI
1 stop33h 25m
Singapore Airlines
Sun 10/1810:30 am
SAI
-
SEA
1 stop60h 15m
Singapore Airlines
Deal found 7/28$949
This FlightHub deal was found by Cheapflights users on 7/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/163:40 pm
SEA
-
SAI
2 stops26h 35m
Multiple Airlines
Fri 12/46:40 pm
SAI
-
SEA
2 stops33h 40m
Multiple Airlines
Deal found 7/25$1,011
This Justfly.com deal was found by Cheapflights users on 7/30. 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.
Sat 10/104:30 pm
SEA
-
SAI
2 stops26h 30m
Multiple Airlines
Fri 10/167:10 pm
SAI
-
SEA
2 stops33h 15m
Multiple Airlines
Deal found 7/30$1,015
This KAYAK deal was found by Cheapflights users on 7/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/114:30 pm
SEA
-
SAI
2 stops58h 40m
ANA
Fri 10/167:10 pm
SAI
-
SEA
2 stops33h 15m
ANA
Deal found 7/28$1,055

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 July 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$854
(oojo)

One-way from

$430
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,097
Provider with most accurate pricing for Seattle/Tacoma Intl-Phnom Penh Techo Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Phnom Penh Techo Intl 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. 13% potential increase in price ($149 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 30, 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 9/17

10:15 am-9:40 am

1 stop33h 25m

Siem Reap–Angkor Intl

Thu 10/1

10:30 am-8:45 am

1 stop36h 15m

$988

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Sat 10/10

4:30 pm-9:00 am

2 stops26h 30m

Siem Reap–Angkor Intl

Fri 10/16

7:10 pm-2:25 pm

2 stops33h 15m

$1,011

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

$1,068

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Thu 12/3

3:50 pm-4:10 pm

3 stops33h 20m

Siem Reap–Angkor Intl

Fri 12/11

5:05 pm-11:40 am

3 stops57h 35m

$1,275
Quickest round-trip

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Wed 11/25

12:10 am-6:45 pm

2 stops27h 35m

Siem Reap–Angkor Intl

Wed 12/30

1:20 pm-6:10 pm

2 stops19h 50m

$1,287

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Wed 11/18

4:05 pm-12:40 pm

2 stops29h 35m

Siem Reap–Angkor Intl

Tue 12/8

11:50 pm-12:35 pm

2 stops27h 45m

$1,365
Cheapest one-way

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Thu 9/24

10:15 am-9:40 am

1 stop33h 25m

$454

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Sun 11/8

8:45 am-3:55 pm

1 stop40h 10m

$541

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Mon 9/28

12:10 am-6:05 pm

2 stops27h 55m

$569

SeattleSiem Reap

SEA - SAI

SEASAI

Seattle/Tacoma Intl

Sun 11/8

3:40 pm-9:10 am

2 stops50h 30m

$576

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

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, May is the cheapest month in which you can book a flight from Seattle to Cambodia (average of $772). Flying from Seattle to Cambodia in December is currently the most expensive (average of $1,349). 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 86 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 July 30, 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
1,506 reviews

Food

8.1

Comfort

8.3

Overall

8.5

Crew

8.7

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
EVA Air
8.5
Very good
1,506 reviews
EVA Air
8.5
Very good
1,506 reviews

Food

8.1

Comfort

8.3

Overall

8.5

Crew

8.7

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Korean Air
8.4
Very good
1,223 reviews
EVA Air
8.5
Very good
1,506 reviews

Food

8.1

Comfort

8.3

Overall

8.5

Crew

8.7

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
China Airlines
8.3
Very good
838 reviews
EVA Air
8.5
Very good
1,506 reviews

Food

8.1

Comfort

8.3

Overall

8.5

Crew

8.7

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Singapore Airlines
8.2
Very good
1,584 reviews
EVA Air
8.5
Very good
1,506 reviews

Food

8.1

Comfort

8.3

Overall

8.5

Crew

8.7

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!
Asiana Airlines
8.1
Very good
555 reviews
EVA Air
8.5
Very good
1,506 reviews

Food

8.1

Comfort

8.3

Overall

8.5

Crew

8.7

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Daisy,May 2026

SFO - TPE

This ways excellent experience when I took the EVA airline. We will take EVA again!

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 $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, May is the cheapest month in which you can book a flight from Seattle to Cambodia (average of $772). Flying from Seattle to Cambodia in December is currently the most expensive (average of $1,349). 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 July 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$364Average$675FlexibilityNo cancel feeOn-time60%
Korean AirCheapest$500Average$849FlexibilityNo cancel feeOn-time81%
Singapore AirlinesCheapest$543Average$817FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$566Average$789FlexibilityNo cancel feeOn-time76%
China AirlinesCheapest$636Average$1,363FlexibilityNo cancel feeOn-time70%
Cathay PacificCheapest$730Average$899FlexibilityNo cancel feeOn-time72%
DeltaCheapest$753Average$1,113FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$1,053Average$1,237FlexibilityNo cancel feeOn-time74%

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