What are the cheapest airlines flying from Phnom Penh to Washington, D.C. round-trip?

According to our current data, Korean Air ($1,564), Cathay Pacific ($1,636), and Air China ($1,656) offers the cheapest pricing from Phnom Penh to Washington, D.C..

What are the cheapest airlines to fly from Phnom Penh to Washington, D.C. one-way?

The cheapest airline one-way is Air China, with whom users have recently found tickets for as low as $707. However, be on the lookout for offers from Philippine Airlines and Singapore Airlines, as they are both options that can get you from Phnom Penh to Washington, D.C. for a low price.

What is the cheapest day to fly from Phnom Penh to Washington, D.C.?

Travelers seeking maximum savings on their Phnom Penh to Washington, D.C. flight should consider departing on Tuesday evenings when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Phnom Penh to Washington, D.C.?

Flying to your destination on a Tuesday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Washington, D.C.. Check prices with Cheapflights to find a great deal for your trip.

Most accurate provider : When it comes to deals on Phnom Penh-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phnom Penh-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phnom Penh-Washington, D.C. flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Phnom Penh-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phnom Penh-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Phnom Penh to Washington, D.C.?

Phnom Penh Pochentong (PNH) is the airport you will fly out of if you book a flight from Phnom Penh to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from Pochentong; the airport handles an average of 0 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Phnom Penh airport to Washington, D.C.. It is only a 5.0 mi journey to Pochentong (PNH) from Phnom Penh’s city center.

Can I find deals for flights from Phnom Penh to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Phnom Penh to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Phnom Penh to Washington, D.C.?

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

Can I find deals for business class flights from Phnom Penh to Washington, D.C.?

Yes. Cheapflights offers flight deals from Phnom Penh to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$707+ Flights from Phnom Penh to Washington, D.C.

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2. Select your favorite providers

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Cheap flight deals from Phnom Penh to Washington, D.C.

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,210 (Gotogate)
One-way from	$707 (oojo)

Provider with most accurate pricing for Phnom Penh Pochentong-Washington, D.C. (WAS) flight deals.

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Provider most trusted by Cheapflights users for Phnom Penh Pochentong-Washington, D.C. (WAS) flights.

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From Phnom Penh Pochentong to Washington, D.C. (WAS)

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One-way flight from Phnom Penh Pochentong to Washington, D.C. (WAS)

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Find flight deals from Phnom Penh to Washington, D.C.

Cheapest flights from Phnom Penh to Washington, D.C.
Explore the most affordable flight options available from Phnom Penh to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.

Tue 3/1811:10 amPNH - IAD

2 stops56h 50mMultiple Airlines

Tue 3/2511:15 amIAD - PNH

2 stops43h 15mMultiple Airlines

Deal found 1/16

$1,210

Thu 3/612:45 pmPNH - DCA

2 stops44h 14mMultiple Airlines

Thu 3/209:00 amDCA - PNH

2 stops39h 25mMultiple Airlines

Deal found 1/16

$1,509

Wed 3/1211:45 pmPNH - IAD

1 stop22h 05mKorean Air

Sun 3/2312:50 pmIAD - PNH

1 stop22h 35mKorean Air

Deal found 1/16

$1,564

Wed 3/127:05 pmPNH - DCA

2 stops25h 24mCathay Pacific

Sun 3/2311:59 amDCA - PNH

2 stops35h 26mCathay Pacific

Deal found 1/16

$1,636

Mon 3/1712:25 amPNH - IAD

1 stop25h 45mAir China

Tue 3/255:35 pmIAD - PNH

3 stops54h 40mAir China

Deal found 1/16

$1,656

Wed 3/512:30 amPNH - IAD

2 stops30h 26mAsiana Airlines

Wed 3/195:55 pmIAD - PNH

2 stops42h 25mAsiana Airlines

Deal found 1/16

$1,735

Tue 3/183:05 pmPNH - DCA

2 stops40h 54mSingapore Airlines

Tue 3/259:00 amDCA - PNH

3 stops36h 35mSingapore Airlines

Deal found 1/16

$1,865

Tue 3/115:10 pmPNH - DCA

3 stops40h 05mQatar Airways

Sun 3/232:54 pmDCA - PNH

3 stops37h 31mQatar Airways

Deal found 1/16

$2,422

Wed 3/512:30 amPNH - DCA

2 stops28h 23mUnited Airlines

Thu 3/2011:30 amDCA - PNH

3 stops48h 50mUnited Airlines

Deal found 1/16

$3,699

Tue 3/111:05 amPNH - DCA

2 stops53h 05mPhilippine Airlines

Sun 3/239:59 amDCA - PNH

2 stops51h 16mPhilippine Airlines

Deal found 1/16

$10,151

Best flights from Phnom Penh to Washington, D.C.
Discover carefully curated flight deals from Phnom Penh to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 16, 2025.

Tue 3/1811:10 amPNH - IAD

2 stops56h 50mMultiple Airlines

Tue 3/2511:15 amIAD - PNH

2 stops43h 15mMultiple Airlines

Deal found 1/16

$1,210

Wed 3/1211:45 pmPNH - IAD

1 stop22h 05mKorean Air

Sun 3/2312:50 pmIAD - PNH

1 stop22h 35mKorean Air

Deal found 1/16

$1,564

Wed 3/127:05 pmPNH - DCA

2 stops25h 24mCathay Pacific

Sun 3/2311:59 amDCA - PNH

2 stops35h 26mCathay Pacific

Deal found 1/16

$1,636

Mon 3/1712:25 amPNH - IAD

1 stop25h 45mAir China

Tue 3/255:35 pmIAD - PNH

3 stops54h 40mAir China

Deal found 1/16

$1,656

Wed 3/512:30 amPNH - IAD

2 stops30h 26mAsiana Airlines

Wed 3/195:55 pmIAD - PNH

2 stops42h 25mAsiana Airlines

Deal found 1/16

$1,735

Tue 3/183:05 pmPNH - DCA

2 stops40h 54mSingapore Airlines

Tue 3/259:00 amDCA - PNH

3 stops36h 35mSingapore Airlines

Deal found 1/16

$1,865

Tue 3/115:10 pmPNH - DCA

3 stops40h 05mQatar Airways

Sun 3/232:54 pmDCA - PNH

3 stops37h 31mQatar Airways

Deal found 1/16

$2,422

Thu 3/612:45 pmPNH - DCA

2 stops44h 14mMultiple Airlines

Thu 3/209:00 amDCA - PNH

2 stops39h 25mMultiple Airlines

Deal found 1/16

$1,509

Wed 3/512:30 amPNH - DCA

2 stops28h 23mUnited Airlines

Thu 3/2011:30 amDCA - PNH

3 stops48h 50mUnited Airlines

Deal found 1/16

$3,699

Tue 3/111:05 amPNH - DCA

2 stops53h 05mPhilippine Airlines

Sun 3/239:59 amDCA - PNH

2 stops51h 16mPhilippine Airlines

Deal found 1/16

$10,151

One-way flights from Phnom Penh to Washington, D.C.
Search for one-way flight options from Phnom Penh to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated January 16, 2025.

Fri 4/2512:20 amPNH - IAD

1 stop26h 20mAir China

Deal found 1/16

$707

Sat 4/2611:10 amPNH - IAD

2 stops32h 30mMultiple Airlines

Deal found 1/16

$782

Fri 4/1110:50 amPNH - DCA

2 stops45h 09mMultiple Airlines

Deal found 1/16

$936

Fri 4/251:15 amPNH - DCA

2 stops30h 38mPhilippine Airlines

Deal found 1/16

$1,049

Sat 4/262:05 pmPNH - DCA

2 stops41h 53mSingapore Airlines

Deal found 1/16

$1,192

Sat 4/2611:40 pmPNH - IAD

1 stop22h 35mKorean Air

Deal found 1/16

$1,241

Fri 4/118:50 pmPNH - DCA

3 stops38h 09mEmirates

Deal found 1/16

$1,285

Sat 4/265:30 pmPNH - DCA

3 stops36h 34mQatar Airways

Deal found 1/16

$1,379

Find flights from Phnom Penh to Washington, D.C. within your budget

Fly from

Fly to

Route

Depart

Return

Price

Phnom PenhWashington, D.C.

PNH - IAD

PNHIAD

Phnom Penh Pochentong

Tue 3/18

11:10 am-9:00 am

2 stops56h 50m

Washington, D.C. Dulles Intl

Tue 3/25

11:15 am-5:30 pm

2 stops43h 15m

$1,210

Phnom PenhWashington, D.C.

PNH - DCA

PNHDCA

Phnom Penh Pochentong

Thu 3/6

12:45 pm-8:59 pm

2 stops44h 14m

Washington, D.C. Reagan-National

Thu 3/20

9:00 am-11:25 am

2 stops39h 25m

$1,509

Phnom PenhWashington, D.C.

PNH - IAD

PNHIAD

Phnom Penh Pochentong

Wed 3/12

11:45 pm-10:50 am

1 stop22h 05m

Washington, D.C. Dulles Intl

Sun 3/23

12:50 pm-10:25 pm

1 stop22h 35m

$1,564

Phnom PenhWashington, D.C.

PNH - DCA

PNHDCA

Phnom Penh Pochentong

Wed 3/12

7:05 pm-9:29 am

2 stops25h 24m

Washington, D.C. Reagan-National

Sun 3/23

11:59 am-10:25 am

2 stops35h 26m

$1,636

Phnom PenhWashington, D.C.

PNH - IAD

PNHIAD

Phnom Penh Pochentong

Mon 3/17

12:25 am-3:10 pm

1 stop25h 45m

Washington, D.C. Dulles Intl

Tue 3/25

5:35 pm-11:15 am

3 stops54h 40m

$1,656

Phnom PenhWashington, D.C.

PNH - IAD

PNHIAD

Phnom Penh Pochentong

Wed 3/5

12:30 am-6:56 pm

2 stops30h 26m

Washington, D.C. Dulles Intl

Wed 3/19

5:55 pm-11:20 pm

2 stops42h 25m

$1,735

Phnom PenhWashington, D.C.

PNH - DCA

PNHDCA

Phnom Penh Pochentong

Tue 3/18

3:05 pm-8:59 pm

2 stops40h 54m

Washington, D.C. Reagan-National

Tue 3/25

9:00 am-8:35 am

3 stops36h 35m

$1,865

Phnom PenhWashington, D.C.

PNH - DCA

PNHDCA

Phnom Penh Pochentong

Tue 3/11

5:10 pm-10:15 pm

3 stops40h 05m

Washington, D.C. Reagan-National

Sun 3/23

2:54 pm-3:25 pm

3 stops37h 31m

$2,422

Phnom PenhWashington, D.C.

PNH - DCA

PNHDCA

Phnom Penh Pochentong

Wed 3/5

12:30 am-4:53 pm

2 stops28h 23m

Washington, D.C. Reagan-National

Thu 3/20

11:30 am-11:20 pm

3 stops48h 50m

$3,699

Phnom PenhWashington, D.C.

PNH - DCA

PNHDCA

Phnom Penh Pochentong

Tue 3/11

1:05 am-7:10 pm

2 stops53h 05m

Washington, D.C. Reagan-National

Sun 3/23

9:59 am-12:15 am

2 stops51h 16m

$10,151

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 18 results

Compare providers for flights from Phnom Penh to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Phnom Penh to Washington, D.C. in January.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Phnom Penh-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phnom Penh-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phnom Penh-Washington, D.C. flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Phnom Penh-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phnom Penh-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Phnom Penh to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Phnom Penh 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.

Travel insights for flights from Phnom Penh to Washington, D.C.

Get recent, data-driven insights about flights from Phnom Penh to Washington, D.C. including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Phnom Penh to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Phnom Penh to Washington, D.C. (average of $241). Flying from Phnom Penh to Washington, D.C. in March is currently the most expensive (average of $290). 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 PNH to WAS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Phnom Penh to Washington, D.C. as you normally would.

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Korean Air

8.5

Very good

1,034 reviews

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air

8.5

Very good

1,034 reviews

Korean Air

8.5

Very good

1,034 reviews

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Asiana Airlines

8.3

Very good

465 reviews

Korean Air

8.5

Very good

1,034 reviews

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Emirates

8.1

Very good

3,350 reviews

Korean Air

8.5

Very good

1,034 reviews

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Singapore Airlines

8.1

Very good

1,327 reviews

Korean Air

8.5

Very good

1,034 reviews

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Cathay Pacific

7.5

Good

823 reviews

Korean Air

8.5

Very good

1,034 reviews

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Related info for your journey

What airport do you fly from for flights from Phnom Penh to Washington, D.C.?
Phnom Penh Pochentong (PNH) is the airport you will fly out of if you book a flight from Phnom Penh to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from Pochentong; the airport handles an average of 0 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Phnom Penh airport to Washington, D.C.. It is only a 5.0 mi journey to Pochentong (PNH) from Phnom Penh’s city center.
What are the cheapest airlines flying from Phnom Penh to Washington, D.C. round-trip?
According to our current data, Korean Air ($1,564), Cathay Pacific ($1,636), and Air China ($1,656) offers the cheapest pricing from Phnom Penh to Washington, D.C..
What are the cheapest airlines to fly from Phnom Penh to Washington, D.C. one-way?
The cheapest airline one-way is Air China, with whom users have recently found tickets for as low as $707. However, be on the lookout for offers from Philippine Airlines and Singapore Airlines, as they are both options that can get you from Phnom Penh to Washington, D.C. for a low price.
Can I find deals for flights from Phnom Penh to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Phnom Penh to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Phnom Penh to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phnom Penh to Washington, D.C..
Can I find deals for business class flights from Phnom Penh to Washington, D.C.?
Yes. Cheapflights offers flight deals from Phnom Penh to Washington, D.C. 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 Phnom Penh to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Phnom Penh to Washington, D.C. (average of $241). Flying from Phnom Penh to Washington, D.C. in March is currently the most expensive (average of $290). 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

Fairfax

Arlington

Alexandria

Springfield

Silver Spring

Rockville

Tysons

Gaithersburg

Fredericksburg

Linthicum Heights

Laurel

Falls Church

Greenbelt

Easton

Oxon Hill

Herndon

Woodbridge

Bowie

Reston

National Harbor

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Phnom Penh to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Korean Air	Cheapest$1,533	Average$1,829	FlexibilityNo cancel fee	On-time81%

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$707+ Cheap flights from Phnom Penh (PNH) to Washington, D.C. (WAS)

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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Phnom Penh to Washington, D.C. with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Phnom Penh to Washington, D.C.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Find flight deals from Phnom Penh to Washington, D.C.

Cheapest flights from Phnom Penh to Washington, D.C.Explore the most affordable flight options available from Phnom Penh to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.

Explore the most affordable flight options available from Phnom Penh to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.

Find flights from Phnom Penh to Washington, D.C. within your budget

Compare providers for flights from Phnom Penh to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Phnom Penh to Washington, D.C. in January.

Best time to book a flight from Phnom Penh to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Phnom Penh with our price prediction graph.

Travel insights for flights from Phnom Penh to Washington, D.C.

Get recent, data-driven insights about flights from Phnom Penh to Washington, D.C. including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Phnom Penh to Washington, D.C.?

What is the cheapest time of day to fly from PNH to WAS?

Find hourly flight availability from Phnom Penh to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 16, 2025.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

Related info for your journey

Find useful and relevant information for your journey from Phnom Penh to Washington, D.C.. 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 Phnom Penh to Washington, D.C.?

What are the cheapest airlines flying from Phnom Penh to Washington, D.C. round-trip?

What are the cheapest airlines to fly from Phnom Penh to Washington, D.C. one-way?

Can I find deals for flights from Phnom Penh to Washington, D.C. that include hotel bookings?

How can I find direct flights from Phnom Penh to Washington, D.C.?

Can I find deals for business class flights from Phnom Penh to Washington, D.C.?

What is the cheapest month to book a flight from Phnom Penh to Washington, D.C.?

Traveling to a place near Phnom Penh?

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Alternative routes for Phnom Penh to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Phnom Penh to Washington, D.C.

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Cheapest flights from Phnom Penh to Washington, D.C.
Explore the most affordable flight options available from Phnom Penh to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.