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Phnom Penh

$1,048+ Cheap flights from Reagan-National (DCA) 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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — PNH
abr. 22 — abr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
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Cheap flight deals from Reagan-National to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 abril 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,195
(Gurufare)

One-way from

$1,048
(KAYAK)

Popular in

May

Cheapest in

September

Average price

$1,391
Provider with most accurate pricing for Washington, D.C. Reagan-National-Phnom Penh Pochentong flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Phnom Penh Pochentong flights.
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From Washington, D.C. Reagan-National to Phnom Penh Pochentong
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One-way flight from Washington, D.C. Reagan-National to Phnom Penh Pochentong
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Highest demand for flights based on searches. 4% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($31 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 Reagan-National to Phnom Penh

Cheapest flights from Reagan-National to Phnom Penh
Explore the most affordable flight options available from Reagan-National to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 17, 2025.

This Gurufare deal was found by Cheapflights users on 4/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/2811:54 amDCA - PNH
2 stops35h 21mCathay Pacific
jue. 5/811:25 amPNH - DCA
2 stops42h 42mCathay Pacific
Deal found 4/17$1,195
This FlightHub deal was found by Cheapflights users on 4/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/288:59 amDCA - PNH
3 stops45h 41mSingapore Airlines
jue. 5/82:05 pmPNH - DCA
2 stops41h 53mSingapore Airlines
Deal found 4/17$1,631
This oojo deal was found by Cheapflights users on 4/17. 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.
sáb. 5/246:38 pmDCA - PNH
2 stops29h 37mEVA Air
sáb. 6/712:35 pmPNH - DCA
2 stops43h 24mEVA Air
Deal found 4/17$1,896
This Ovago deal was found by Cheapflights users on 4/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/296:00 pmDCA - PNH
3 stops35h 15mQatar Airways
jue. 5/85:40 pmPNH - DCA
3 stops36h 11mQatar Airways
Deal found 4/17$1,950
This Emirates deal was found by Cheapflights users on 4/17. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/285:00 pmDCA - PNH
3 stops36h 35mEmirates
mié. 5/78:50 pmPNH - DCA
3 stops38h 09mEmirates
Deal found 4/17$1,968
This United Airlines deal was found by Cheapflights users on 4/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 4/258:30 amDCA - PNH
3 stops51h 25mUnited Airlines
dom. 5/1111:55 pmPNH - DCA
2 stops32h 39mUnited Airlines
Deal found 4/17$2,009
This KAYAK deal was found by Cheapflights users on 4/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/226:35 amDCA - PNH
2 stops23h 45mMultiple Airlines
sáb. 6/711:25 amPNH - DCA
2 stops24h 26mMultiple Airlines
Deal found 4/17$2,131
This oojo deal was found by Cheapflights users on 4/16. 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.
dom. 5/188:15 amDCA - PNH
2 stops53h 00mPhilippine Airlines
sáb. 5/241:15 amPNH - DCA
2 stops30h 37mPhilippine Airlines
Deal found 4/16$2,292

Cheapflights Fare Finder

Customize your flight search to find flights from Reagan-National 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 abril 17, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Phnom Penh that are best for you.

Fly from

Reagan-National

Fly to

Phnom Penh

Route

Depart

Return

Price

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

lun. 4/28

11:54 am-10:15 am

2 stops35h 21m

Phnom Penh Pochentong

jue. 5/8

11:25 am-7:07 pm

2 stops42h 42m

$1,195

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

lun. 4/28

8:59 am-5:40 pm

3 stops45h 41m

Phnom Penh Pochentong

jue. 5/8

2:05 pm-8:58 pm

2 stops41h 53m

$1,631

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

sáb. 5/24

6:38 pm-11:15 am

2 stops29h 37m

Phnom Penh Pochentong

sáb. 6/7

12:35 pm-8:59 pm

2 stops43h 24m

$1,896

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

mar. 4/29

6:00 pm-4:15 pm

3 stops35h 15m

Phnom Penh Pochentong

jue. 5/8

5:40 pm-6:51 pm

3 stops36h 11m

$1,950

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

lun. 4/28

5:00 pm-4:35 pm

3 stops36h 35m

Phnom Penh Pochentong

mié. 5/7

8:50 pm-11:59 pm

3 stops38h 09m

$1,968

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

vie. 4/25

8:30 am-10:55 pm

3 stops51h 25m

Phnom Penh Pochentong

dom. 5/11

11:55 pm-9:34 pm

2 stops32h 39m

$2,009

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

jue. 5/22

6:35 am-5:20 pm

2 stops23h 45m

Phnom Penh Pochentong

sáb. 6/7

11:25 am-12:51 am

2 stops24h 26m

$2,131

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

dom. 5/18

8:15 am-12:15 am

2 stops53h 00m

Phnom Penh Pochentong

sáb. 5/24

1:15 am-8:52 pm

2 stops30h 37m

$2,292

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

sáb. 5/24

6:38 pm-11:15 am

2 stops29h 37m

$1,048

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

jue. 5/22

6:35 am-4:15 pm

3 stops46h 40m

$1,351

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Compare providers for flights from Reagan-National to Phnom Penh

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 Reagan-National to Phnom Penh in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust 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 Washington, D.C. Reagan-National Airport-Phnom Penh flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C. Reagan-National Airport-Phnom Penh flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Phnom Penh flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Phnom Penh flights, Cheapflights users trust AranGrant the most. AranGrant 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 Washington, D.C. Reagan-National Airport-Phnom Penh 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 Reagan-National to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Reagan-National 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, D.C. Reagan-National Airport to Phnom Penh

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 abril 17, 2025.
Peruse reviews from past customers who have flown with EVA Air, Singapore Airlines and Emirates from Washington, D.C. to Phnom Penh to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,177 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

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
1,177 reviews
EVA Air
8.4
Very good
1,177 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

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
1,177 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

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.
Emirates
8.0
Very good
3,200 reviews
EVA Air
8.4
Very good
1,177 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

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.
Cathay Pacific
7.5
Good
849 reviews
EVA Air
8.4
Very good
1,177 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

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.
Qatar Airways
7.4
Good
3,554 reviews
EVA Air
8.4
Very good
1,177 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

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 Reagan-National 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 Washington, D.C. Reagan-National?

    Phnom Penh Pochentong (PNH), located 5.0 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Reagan-National to Phnom Penh. 0 airlines have flights to Pochentong from Washington, D.C. Reagan-National on a regular basis. Booking flights from Washington, D.C. Reagan-National to Phnom Penh Pochentong should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day.

  • Can I find deals for flights from Reagan-National to Phnom Penh that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Phnom Penh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Phnom Penh?

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

  • Can I find deals for business class flights from Reagan-National to Phnom Penh?

    Yes. Cheapflights offers flight deals from Reagan-National 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 Washington, D.C. Reagan-National Airport to Phnom Penh?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Phnom Penh (average of $994). Flying from Washington, D.C. Reagan-National Airport 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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