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Cheap flights from Washington, D.C. to Phnom Penh from $565

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Phnom Penh departing on 3/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to Phnom Penh

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington, D.C. to Phnom Penh that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington, D.C. to Phnom Penh.

Cheap last minute flights

Planning a quick getaway from Washington, D.C. to Phnom Penh? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Phnom Penh, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Washington, D.C. to Phnom Penh

Find recent round-trip train or bus tickets from Washington, D.C. to Phnom Penh.

All round-trip flight deals to Phnom Penh

The cheapest plane tickets to Phnom Penh found on KAYAK recently.
10:00 pm - 9:30 amIAD-PNH
48h 30m2 stops
3:15 pm - 4:35 pmPNH-IAD
36h 20m2 stops
$1,126Etihad Airways
Find Deal
Wed, Apr 23 - Wed, May 7
9:30 pm - 10:05 amIAD-PNH
24h 35m2 stops
11:10 am - 5:25 pmPNH-IAD
41h 15m2 stops
$1,134
Find Deal
Tue, Feb 18 - Tue, Mar 18
11:50 am - 10:25 pmIAD-PNH
22h 35m1 stop
11:45 pm - 10:50 amPNH-IAD
22h 05m1 stop
$1,235Korean Air
Find Deal
Tue, Feb 18 - Tue, Mar 18
7:00 am - 8:30 amIAD-PNH
38h 30m3 stops
2:05 pm - 4:50 pmPNH-IAD
37h 45m2 stops
$1,336Singapore Airlines
Find Deal
Tue, Apr 8 - Wed, Apr 23
7:00 am - 1:05 pmIAD-PNH
43h 05m2 stops
2:05 pm - 4:50 pmPNH-IAD
37h 45m2 stops
$1,337Singapore Airlines
Find Deal
Tue, Apr 8 - Wed, Apr 23
12:05 pm - 10:25 pmIAD-PNH
46h 20m2 stops
11:45 pm - 10:50 amPNH-IAD
22h 05m1 stop
$1,357Korean Air
Find Deal
Tue, Feb 18 - Tue, Mar 18
11:47 am - 10:25 amBWI-PNH
34h 38m2 stops
6:30 pm - 9:29 pmPNH-BWI
37h 59m2 stops
$1,469Cathay Pacific
Find Deal
Thu, Feb 20 - Fri, Apr 25
1:09 pm - 5:10 pmBWI-PNH
41h 01m2 stops
11:25 am - 9:29 pmPNH-BWI
45h 04m2 stops
$1,509Cathay Pacific
Find Deal
Wed, Apr 9 - Tue, Apr 22
8:05 pm - 3:25 pmIAD-PNH
31h 20m1 stop
5:10 pm - 3:55 pmPNH-IAD
34h 45m1 stop
$1,608Qatar Airways
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Sun, Feb 9 - Wed, Feb 26
8:05 pm - 3:25 pmIAD-PNH
31h 20m1 stop
5:10 pm - 3:55 pmPNH-IAD
34h 45m1 stop
$1,641Qatar Airways
Find Deal
Sat, Feb 1 - Mon, Feb 10
10:00 am - 8:25 amIAD-PNH
34h 25m2 stops
Sat, Mar 1
10:00 am - 4:30 pmIAD-PNH
42h 30m3 stops
Sat, Mar 1
9:25 pm - 5:30 pmIAD-PNH
32h 05m3 stops
Sun, Dec 1
11:15 am - 9:55 amIAD-PNH
59h 40m2 stops
Sun, Mar 30
7:34 am - 3:25 pmBWI-PNH
43h 51m3 stops
$858Qatar Airways
Find Deal
Sat, Mar 1
11:50 am - 10:25 pmIAD-PNH
22h 35m1 stop
$976Korean Air
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Sat, Mar 1
1:25 pm - 10:10 pmIAD-PNH
21h 45m1 stop
$983Korean Air
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Sun, Mar 30
6:31 am - 11:20 pmIAD-PNH
28h 49m2 stops
$1,241Asiana Airlines
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Wed, Dec 25
12:51 pm - 3:25 pmDCA-PNH
62h 34m3 stops
$2,091Qatar Airways
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Mon, Dec 23
10:30 am - 6:25 pmIAD-PNH
43h 55m1 stop
$2,103Emirates
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Tue, Dec 24
6:59 am - 10:25 pmDCA-PNH
27h 26m2 stops
11:45 pm - 10:03 pmPNH-DCA
34h 18m2 stops
$1,402Korean Air
Find Deal
Wed, Nov 20 - Wed, Dec 4
5:28 pm - 10:35 amIAD-PNH
29h 07m2 stops
11:35 am - 4:10 pmPNH-IAD
40h 35m2 stops
$1,495
Find Deal
Wed, Nov 20 - Wed, Dec 4
5:24 pm - 11:25 amIAD-PNH
30h 01m2 stops
12:45 pm - 4:01 pmPNH-IAD
39h 16m2 stops
$1,517
Find Deal
Sat, Nov 23 - Mon, Dec 23
5:24 pm - 12:45 pmIAD-PNH
55h 21m3 stops
1:45 pm - 5:58 pmPNH-IAD
40h 13m2 stops
$2,004Singapore Airlines
Find Deal
Sat, Nov 23 - Mon, Dec 23
5:35 pm - 8:35 amBWI-PNH
51h 00m3 stops
9:35 am - 7:00 amPNH-BWI
33h 25m2 stops
$2,014Singapore Airlines
Find Deal
Sat, Nov 23 - Mon, Dec 23
12:40 pm - 6:25 pmDCA-PNH
41h 45m3 stops
9:30 pm - 8:59 pmPNH-DCA
35h 29m3 stops
$2,179Emirates
Find Deal
Sat, Nov 23 - Mon, Dec 23
5:00 pm - 3:25 pmDCA-PNH
34h 25m3 stops
5:10 pm - 10:38 pmPNH-DCA
41h 28m3 stops
$2,279Qatar Airways
Find Deal
Wed, Nov 20 - Wed, Dec 4
8:40 am - 12:15 amDCA-PNH
51h 35m2 stops
1:05 am - 9:29 amPNH-DCA
44h 24m2 stops
$2,505Philippine Airlines
Find Deal
Wed, Nov 20 - Fri, Dec 6
12:41 pm - 3:25 pmBWI-PNH
38h 44m3 stops
5:10 pm - 10:33 pmPNH-BWI
41h 23m3 stops
$2,545Qatar Airways
Find Deal
Wed, Nov 20 - Wed, Dec 4
1:00 pm - 6:25 pmIAD-PNH
41h 25m3 stops
9:30 pm - 7:45 amPNH-IAD
46h 15m2 stops
$2,669Emirates
Find Deal
Wed, Nov 20 - Sat, Dec 7

Korean Air flights from Washington, D.C. to Phnom Penh

Our best Korean Air deals on Washington, D.C. to Phnom Penh flight tickets
Korean Air
Feb 18
IAD11:50 amWashington, D.C. Dulles Intl
22h 35m
1 stop
PNH10:25 pmPhnom Penh Pochentong
Mar 18
PNH11:45 pmPhnom Penh Pochentong
22h 05m
1 stop
IAD10:50 amWashington, D.C. Dulles Intl
Korean Air
Feb 18
IAD12:05 pmWashington, D.C. Dulles Intl
46h 20m
2 stops
PNH10:25 pmPhnom Penh Pochentong
Mar 18
PNH11:45 pmPhnom Penh Pochentong
22h 05m
1 stop
IAD10:50 amWashington, D.C. Dulles Intl
Korean Air
Feb 4
IAD11:50 amWashington, D.C. Dulles Intl
22h 35m
1 stop
PNH10:25 pmPhnom Penh Pochentong
Mar 2
PNH11:45 pmPhnom Penh Pochentong
31h 10m
2 stops
IAD6:55 pmWashington, D.C. Dulles Intl

Singapore Airlines flights from Washington, D.C. to Phnom Penh

Our best Singapore Airlines deals on Washington, D.C. to Phnom Penh flight tickets
Singapore Airlines
Apr 8
IAD7:00 amWashington, D.C. Dulles Intl
38h 30m
3 stops
PNH8:30 amPhnom Penh Pochentong
Apr 23
PNH2:05 pmPhnom Penh Pochentong
37h 45m
2 stops
IAD4:50 pmWashington, D.C. Dulles Intl
Singapore Airlines
Apr 8
IAD7:00 amWashington, D.C. Dulles Intl
43h 05m
2 stops
PNH1:05 pmPhnom Penh Pochentong
Apr 23
PNH2:05 pmPhnom Penh Pochentong
37h 45m
2 stops
IAD4:50 pmWashington, D.C. Dulles Intl
Singapore Airlines
Apr 23
IAD7:00 amWashington, D.C. Dulles Intl
38h 30m
3 stops
PNH8:30 amPhnom Penh Pochentong
May 7
PNH2:05 pmPhnom Penh Pochentong
44h 44m
2 stops
IAD11:49 pmWashington, D.C. Dulles Intl

How to get the cheapest flight ticket from Washington, D.C. to Phnom Penh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. and Phnom Penh?

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

September. The cheapest time of year to fly to Phnom Penh from Washington, D.C. is September. Most expensive is December

What is the cheapest day to depart Washington, D.C. for Phnom Penh?

Friday. The cheapest day of the week is typically Friday. The most expensive is typically Wednesday

When is the cheapest time to fly from Washington, D.C. to Phnom Penh?

In the evening. Washington, D.C. to Phnom Penh flights are approximately 28% more expensive at noon than in the evening

What is the cheapest airline that flies to Phnom Penh from Washington, D.C.?

Etihad Airways. Etihad Airways, Qatar Airways, and Korean Air are the most popular carriers operating from Washington, D.C. to Phnom Penh

What is the cheapest Washington, D.C. to Phnom Penh flight route?

Washington, D.C. Dulles Intl - Phnom Penh Pochentong. Fly from Washington, D.C. Dulles Intl to Phnom Penh Pochentong for the best Washington, D.C. - Phnom Penh flight prices

How far in advance should you book Washington, D.C. to Phnom Penh flights?

22 days before. The cheapest time to buy a flight from Washington, D.C. to Phnom Penh is approximately 22 days to departure

Can stopping save me money on Washington, D.C. to Phnom Penh flights?

You could potentially save up to 22% on your flight if you consider stops on a Washington, D.C. to Phnom Penh flight.

When to book flights from Washington, D.C. to Phnom Penh

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Phnom Penh according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Phnom Penh (WAS to PNH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Phnom Penh

Best Price Found

$565

Fastest flight time

21h 45m

Direct flights

None

Airports in Phnom Penh

1 airport
The best one-way flight to Phnom Penh from Washington, D.C. in the past 72 hours is $565. The best round-trip flight deal from Washington, D.C. to Phnom Penh found on momondo in the last 72 hours is $1,126.
The fastest flight from Washington, D.C. to Phnom Penh takes 21h 45m
There are no direct flights from Washington, D.C. to Phnom Penh. Popular non-direct routes for this connection are Baltimore/Washington Airport - Phnom Penh Pochentong Airport, Washington, D.C. Dulles Intl Airport - Phnom Penh Pochentong Airport and Washington, D.C. Reagan-National Airport - Phnom Penh Pochentong Airport.
There is 1 airport near Phnom Penh: Phnom Penh Pochentong (PNH)

  • How far is Washington, D.C. to Phnom Penh Pochentong by plane?

    The distance between Washington, D.C. and Phnom Penh Pochentong is about 8941.3 mi. 21h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. to Phnom Penh Pochentong Airport?

    Prices for flights from Washington, D.C. to Phnom Penh Pochentong Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. to Phnom Penh Pochentong Airport?

  • How old do you have to be to fly from Washington, D.C. to Phnom Penh Pochentong Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Phnom Penh Pochentong Airport.

  • What documentation or ID do you need to fly to Phnom Penh Pochentong Airport?

    The travel and health documents required for your trip to Phnom Penh Pochentong Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Phnom Penh Pochentong Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Washington, D.C. to Phnom Penh?


Best airlines flying from Washington, D.C. to Phnom Penh

Compare and see reviews for airlines that fly from Washington, D.C. to Phnom Penh with momondo
Airline
Rating
Free Cancellation
Price
Etihad AirwaysPriceFrom $1,044Free CancellationRating
7.3
1,232 reviews
Search Etihad Airways flights
Qatar AirwaysPriceFrom $1,293Free CancellationRating
7.5
3,834 reviews
Search Qatar Airways flights
Korean AirPriceFrom $1,360Free CancellationRating
8.4
1,027 reviews
Search Korean Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Phnom Penh?

Finding the right flight to Phnom Penh from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Phnom Penh quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Phnom Penh with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Phnom Penh flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Phnom Penh?

momondo helps you find the best flight between Washington, D.C. and Phnom Penh by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Phnom Penh right now. Can momondo alert me if prices change?

Price alerts on flights to Phnom Penh from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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