Phnom Penh

$671+ Cheap flights from District of Columbia to Phnom Penh (PNH)

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 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PNH
Dec 27 — Jan 31
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Cheap flight deals from District of Columbia to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from District of Columbia (USDC) to Phnom Penh (PNH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 22, 2024.

Round-trip from

$1,360
(oojo)

One-way from

$671
(Kiwi.com)
From District of Columbia to Phnom Penh Pochentong
One-way flight from District of Columbia to Phnom Penh Pochentong

Find flight deals from District of Columbia to Phnom Penh

Cheapest flights from District of Columbia to Phnom Penh
Explore the most affordable flight options available from District of Columbia to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

This Mytrip deal was found by Cheapflights users on 12/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2410:30 amIAD - PNH
3 stops33h 55mMultiple Airlines
Thu 12/266:30 pmPNH - IAD
2 stops49h 40mMultiple Airlines
Deal found 12/20$2,005
This Ovago deal was found by Cheapflights users on 12/21. 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.
Tue 12/319:44 amDCA - PNH
2 stops36h 41mCathay Pacific
Mon 1/1311:45 amPNH - DCA
2 stops43h 12mCathay Pacific
Deal found 12/21$2,177
This oojo deal was found by Cheapflights users on 12/21. 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 12/315:15 pmDCA - PNH
2 stops42h 05mAsiana Airlines
Sun 1/1212:30 amPNH - DCA
2 stops56h 29mAsiana Airlines
Deal found 12/21$2,334
This Korean Air deal was found by Cheapflights users on 12/22. 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.
Tue 12/3111:50 amIAD - PNH
1 stop22h 35mKorean Air
Mon 1/1311:45 pmPNH - IAD
2 stops36h 37mKorean Air
Deal found 12/22$2,342
This oojo deal was found by Cheapflights users on 12/22. 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 12/314:35 pmIAD - PNH
3 stops54h 40mAir China
Sun 1/1212:25 amPNH - IAD
2 stops42h 43mAir China
Deal found 12/22$2,475
This Priceline deal was found by Cheapflights users on 12/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/246:00 amDCA - PNH
2 stops28h 25mMultiple Airlines
Thu 12/2611:45 amPNH - DCA
2 stops22h 55mMultiple Airlines
Deal found 12/20$2,731
This oojo deal was found by Cheapflights users on 12/21. 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 12/316:24 pmDCA - PNH
3 stops33h 01mQatar Airways
Mon 1/135:10 pmPNH - DCA
3 stops40h 50mQatar Airways
Deal found 12/21$3,068
This Korean Air deal was found by Cheapflights users on 12/21. 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.
Sun 12/225:05 pmDCA - PNH
2 stops41h 20mKorean Air
Mon 1/611:45 pmPNH - DCA
2 stops35h 54mKorean Air
Deal found 12/21$3,545
This Qatar Airways deal was found by Cheapflights users on 12/20. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/228:05 pmIAD - PNH
2 stops31h 20mQatar Airways
Mon 1/65:10 pmPNH - IAD
3 stops35h 04mQatar Airways
Deal found 12/20$5,213
This British Airways deal was found by Cheapflights users on 12/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/229:55 pmIAD - PNH
3 stops29h 30mBritish Airways
Mon 1/65:10 pmPNH - IAD
3 stops34h 25mBritish Airways
Deal found 12/21$12,618
This Emirates deal was found by Cheapflights users on 12/20. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2412:50 pmIAD - PNH
3 stops41h 35mEmirates
Thu 12/269:30 pmPNH - IAD
3 stops37h 04mEmirates
Deal found 12/20$14,344

Find flights from District of Columbia to Phnom Penh within your budget

Customize your flight search to find flights from District of Columbia to Phnom Penh 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 December 22, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Tue 2/4

6:57 pm-11:20 pm

2 stops40h 23m

Phnom Penh Pochentong

Sat 3/1

12:30 am-5:32 am

2 stops41h 02m

$1,360

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

Mon 1/20

5:32 pm-10:25 am

2 stops28h 53m

Phnom Penh Pochentong

Mon 1/27

11:45 am-6:57 pm

2 stops43h 12m

$1,362

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Thu 4/24

7:00 am-1:05 pm

2 stops43h 05m

Phnom Penh Pochentong

Tue 5/6

6:55 pm-5:55 am

2 stops46h 00m

$1,364

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Tue 4/22

12:30 pm-8:40 am

3 stops33h 10m

Phnom Penh Pochentong

Thu 5/8

2:05 pm-4:50 pm

2 stops37h 45m

$1,369

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Fri 4/25

10:00 pm-2:25 pm

2 stops29h 25m

Phnom Penh Pochentong

Mon 5/5

7:25 pm-4:35 pm

2 stops32h 10m

$1,370

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

Thu 5/1

12:30 pm-5:10 pm

2 stops41h 40m

Phnom Penh Pochentong

Fri 5/16

6:30 pm-9:25 pm

2 stops37h 55m

$1,380

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Tue 2/4

8:05 pm-5:30 pm

2 stops33h 25m

Phnom Penh Pochentong

Tue 3/4

6:30 pm-3:55 pm

2 stops33h 25m

$1,424

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Tue 2/18

4:35 pm-11:10 pm

2 stops42h 35m

Phnom Penh Pochentong

Mon 3/17

12:25 am-3:10 pm

1 stop25h 45m

$1,425

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

Tue 2/4

9:00 am-8:35 am

2 stops59h 35m

Phnom Penh Pochentong

Tue 2/25

1:45 pm-8:59 pm

3 stops43h 14m

$1,428

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Tue 2/18

11:50 am-10:25 pm

1 stop22h 35m

Phnom Penh Pochentong

Tue 3/11

11:45 pm-10:50 am

1 stop22h 05m

$1,581

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 24 results
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Best time to book a flight from District of Columbia to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from District of Columbia 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 District of Columbia to Phnom Penh

Get recent, data-driven insights about flights from District of Columbia to Phnom Penh including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from District of Columbia to Phnom Penh?

Currently, October is the cheapest month in which you can book a flight from District of Columbia to Phnom Penh (average of $1,014). Flying from District of Columbia to Phnom Penh 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 DC to PNH?

Find hourly flight availability from District of Columbia to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 22, 2024.

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

Rainfall in Phnom Penh by month

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

In terms of precipitation, rainfall in Phnom Penh 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 Phnom Penh when rainfall is around 0.0 in.

Temperature in Phnom Penh by month

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

If weather is an important factor for your trip to Phnom Penh, 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 Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. 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 Phnom Penh. Reviews last updated December 22, 2024.
To help decide which airline to fly from District of Columbia to Phnom Penh, see what other customers have to say about Qatar Airways, Cathay Pacific and Asiana Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.4
Very good
1,025 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

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.

8.4
Very good
1,025 reviews
8.4
Very good
1,025 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

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.

8.3
Very good
474 reviews
8.4
Very good
1,025 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

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.

8.1
Very good
3,400 reviews
8.4
Very good
1,025 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

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.

8.1
Very good
1,331 reviews
8.4
Very good
1,025 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

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.

7.5
Good
3,789 reviews
8.4
Very good
1,025 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

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

Find useful and relevant information for your journey from District of Columbia to Phnom Penh. 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 into for flights to Phnom Penh from District of Columbia?

    Most people fly into Phnom Penh Pochentong (PNH) if they book a flight to Phnom Penh from District of Columbia. Pochentong is conveniently located just 5.0 mi from Phnom Penh’s city center.

  • What are the cheapest airlines to fly from District of Columbia to Phnom Penh one-way?

    For one-way options, check prices for Asiana Airlines. According to our data, you can fly for as low as $738. Users have also found prices from $1,008 and $1,164 on Korean Air and Air China, respectively.

  • Can I find deals for flights from District of Columbia to Phnom Penh that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Phnom Penh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Phnom Penh?

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

  • Can I find deals for business class flights from District of Columbia to Phnom Penh?

    Yes. Cheapflights offers flight deals from District of Columbia to Phnom Penh 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 District of Columbia to Phnom Penh?

    Currently, October is the cheapest month in which you can book a flight from District of Columbia to Phnom Penh (average of $1,014). Flying from District of Columbia to Phnom Penh 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 District of Columbia to Phnom Penh

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

Top 3 airlines flying from District of Columbia to Phnom Penh

Discover the top 3 airlines that operate flights from District of Columbia to Phnom Penh. 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 December 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,048Average$1,119FlexibilityNo cancel feeOn-time75%
Qatar AirwaysCheapest$1,293Average$1,481FlexibilityNo cancel feeOn-time68%
Korean AirCheapest$1,361Average$1,844FlexibilityNo cancel feeOn-time81%
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