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$521+ Cheap flights from Washington 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PNH
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap flight deals from Washington to Cambodia

Keep the following information in mind while searching for Washington to Cambodia flight deals. Data was last updated April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$770
(oojo)

One-way from

$521
(oojo)

Popular in

June

Cheapest in

January

Average price

$950
Provider with most accurate pricing for Seattle/Tacoma Intl-Phnom Penh Pochentong flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Phnom Penh Pochentong flights.
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From Washington to Cambodia
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One-way flight from Washington to Cambodia
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($228 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Washington to Cambodia

Cheapest flights from Washington to Cambodia
Explore the most affordable flight options available from Washington to Cambodia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This oojo deal was found by Cheapflights users on 4/1. 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.
Sun 4/2712:50 pmSEA - PNH
1 stop19h 20mKorean Air
Sun 5/411:30 pmPNH - SEA
1 stop25h 10mKorean Air
Deal found 4/1$770
This Justfly.com deal was found by Cheapflights users on 3/31. 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.
Mon 10/205:40 pmSEA - PNH
2 stops29h 30mSingapore Airlines
Fri 11/77:45 pmPNH - SEA
1 stop26h 25mSingapore Airlines
Deal found 3/31$794
This oojo deal was found by Cheapflights users on 4/1. 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 9/311:35 pmSEA - PNH
1 stop34h 40mPhilippine Airlines
Tue 9/91:15 amPNH - SEA
1 stop32h 00mPhilippine Airlines
Deal found 4/1$807
This Ovago deal was found by Cheapflights users on 3/31. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/61:10 amSEA - PNH
1 stop18h 40mChina Airlines
Thu 10/165:10 pmPNH - SEA
1 stop16h 10mChina Airlines
Deal found 3/31$966
This FlightHub deal was found by Cheapflights users on 4/1. 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 4/87:10 amSEA - PNH
2 stops26h 05mChina Eastern
Wed 5/712:10 amPNH - SEA
2 stops30h 35mChina Eastern
Deal found 4/1$971
This Trip.com deal was found by Cheapflights users on 3/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/41:10 amSEA - PNH
2 stops21h 45mMultiple Airlines
Sat 10/187:05 amPNH - SEA
2 stops26h 15mMultiple Airlines
Deal found 3/31$972
This FlightHub deal was found by Cheapflights users on 4/2. 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 5/122:15 pmSEA - PNH
1 stop18h 40mAsiana Airlines
Sun 5/2511:55 pmPNH - SEA
1 stop26h 35mAsiana Airlines
Deal found 4/2$975
This Ovago deal was found by Cheapflights users on 4/2. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/275:55 pmPDX - PNH
2 stops29h 00mMultiple Airlines
Wed 9/102:10 pmPNH - PDX
2 stops23h 41mMultiple Airlines
Deal found 4/2$988
This Fareboom deal was found by Cheapflights users on 4/1. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/276:55 pmPDX - PNH
2 stops38h 00mAsiana Airlines
Tue 11/411:55 pmPNH - PDX
2 stops31h 33mAsiana Airlines
Deal found 4/1$1,028
This FlightHub deal was found by Cheapflights users on 4/1. 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.
Sun 9/71:30 amSEA - PNH
1 stop19h 45mEVA Air
Thu 9/1812:35 pmPNH - SEA
1 stop20h 55mEVA Air
Deal found 4/1$1,054
This Air Canada deal was found by Cheapflights users on 3/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/710:00 amSEA - PNH
2 stops41h 40mAir Canada
Fri 10/176:55 pmPNH - SEA
2 stops52h 26mAir Canada
Deal found 3/31$1,138
This Korean Air deal was found by Cheapflights users on 4/2. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/256:00 amPDX - PNH
2 stops26h 10mKorean Air
Sun 9/711:30 pmPNH - PDX
2 stops36h 50mKorean Air
Deal found 4/2$1,169

Cheapflights Fare Finder

Customize your flight search to find flights from Washington 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 April 2, 2025.
Use the filters below to find and compare flights from Washington to Cambodia that are best for you.

Fly from

Washington

Fly to

Cambodia

Route

Depart

Return

Price

SeattlePhnom Penh

SEA - PNH

SEAPNH

Seattle/Tacoma Intl

Sun 4/27

12:50 pm-10:10 pm

1 stop19h 20m

Phnom Penh Pochentong

Sun 5/4

11:30 pm-10:40 am

1 stop25h 10m

$770

SeattlePhnom Penh

SEA - PNH

SEAPNH

Seattle/Tacoma Intl

Wed 9/3

11:35 pm-12:15 am

1 stop34h 40m

Phnom Penh Pochentong

Tue 9/9

1:15 am-7:15 pm

1 stop32h 00m

$807

SeattlePhnom Penh

SEA - PNH

SEAPNH

Seattle/Tacoma Intl

Mon 4/28

2:15 pm-10:55 pm

1 stop18h 40m

Phnom Penh Pochentong

Sat 5/10

11:55 pm-12:30 pm

1 stop26h 35m

$966

PortlandPhnom Penh

PDX - PNH

PDXPNH

Portland

Wed 8/27

5:55 pm-12:55 pm

2 stops29h 00m

Phnom Penh Pochentong

Wed 9/10

2:10 pm-11:51 pm

2 stops23h 41m

$988

SeattlePhnom Penh

SEA - PNH

SEAPNH

Seattle/Tacoma Intl

Wed 9/3

4:59 pm-4:55 pm

2 stops33h 56m

Phnom Penh Pochentong

Wed 9/10

2:10 pm-8:09 am

2 stops31h 59m

$997

SeattlePhnom Penh

SEA - PNH

SEAPNH

Seattle/Tacoma Intl

Sat 4/26

1:10 am-4:05 pm

1 stop24h 55m

Phnom Penh Pochentong

Sun 5/4

10:50 am-7:30 pm

1 stop22h 40m

$1,003

SeattlePhnom Penh

SEA - PNH

SEAPNH

Seattle/Tacoma Intl

Tue 6/3

10:15 am-1:10 pm

1 stop36h 55m

Phnom Penh Pochentong

Wed 7/9

6:55 pm-8:45 am

1 stop27h 50m

$1,038

SeattlePhnom Penh

SEA - PNH

SEAPNH

Seattle/Tacoma Intl

Sun 9/7

1:30 am-11:15 am

1 stop19h 45m

Phnom Penh Pochentong

Thu 9/18

12:35 pm-7:30 pm

1 stop20h 55m

$1,054

PortlandPhnom Penh

PDX - PNH

PDXPNH

Portland

Mon 8/25

6:00 am-10:10 pm

2 stops26h 10m

Phnom Penh Pochentong

Sun 9/7

11:30 pm-10:20 pm

2 stops36h 50m

$1,169

PortlandPhnom Penh

PDX - PNH

PDXPNH

Portland

Sat 9/20

7:00 am-8:40 am

3 stops35h 40m

Phnom Penh Pochentong

Wed 10/1

6:55 pm-1:50 pm

2 stops32h 55m

$1,275

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 18 results
1
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Best time to book a flight from Washington to Cambodia

Have a flexible travel schedule? Discover the best time to fly to Cambodia from Washington 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 Washington to Cambodia

What is the cheapest month to book a flight from State of Washington to Cambodia?

Currently, March is the cheapest month in which you can book a flight from State of Washington to Cambodia (average of $994). Flying from State of Washington to Cambodia in June is currently the most expensive (average of $1,582). 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.

What is the cheapest time of day to fly from WA to KH?

Find hourly flight availability from Washington to Cambodia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

When flying from State of Washington to Cambodia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Cambodia by month

Plan your trip to Cambodia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cambodia ranges from 0.0 - 9.8 inches per month. October is typically the wettest month, when rainfall can reach 9.8 in. January is typically the driest time to visit Cambodia when rainfall is around 0.0 in.

Temperature in Cambodia by month

Plan your trip to Cambodia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cambodia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 77.0 F).

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 April 2, 2025.
Read through reviews of airlines operating flights from Washington to Cambodia, such as EVA Air, Korean Air and China Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,170 reviews

Boarding

8.4

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,170 reviews
EVA Air
8.4
Very good
1,170 reviews

Boarding

8.4

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very good
1,052 reviews
EVA Air
8.4
Very good
1,170 reviews

Boarding

8.4

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
China Airlines
8.2
Very good
724 reviews
EVA Air
8.4
Very good
1,170 reviews

Boarding

8.4

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Asiana Airlines
8.2
Very good
440 reviews
EVA Air
8.4
Very good
1,170 reviews

Boarding

8.4

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Singapore Airlines
8.1
Very good
1,288 reviews
EVA Air
8.4
Very good
1,170 reviews

Boarding

8.4

Crew

8.6

Entertainment

8.0

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

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

  • What are the cheapest airlines to fly from State of Washington to Cambodia one-way?

    For one-way options, check prices for Philippine Airlines. According to our data, you can fly for as low as $521. Users have also found prices from $573 and $717 on China Airlines and Cathay Pacific, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Cambodia?

    Currently, March is the cheapest month in which you can book a flight from State of Washington to Cambodia (average of $994). Flying from State of Washington to Cambodia in June is currently the most expensive (average of $1,582). 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

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Alternative routes for Washington to Cambodia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Washington to Cambodia

Discover the top 6 airlines that operate flights from Washington 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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$693Average$925FlexibilityNo cancel feeOn-time60%
Korean AirCheapest$756Average$978FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$772Average$987FlexibilityNo cancel feeOn-time76%
Singapore AirlinesCheapest$796Average$1,120FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$914Average$1,004FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$984Average$1,283FlexibilityNo cancel feeOn-time74%

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