HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Phnom Penh

$642+ 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 3/13. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PNH
Nov 9 — Nov 161
Sat 11/9
Sat 11/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from District of Columbia to Phnom Penh with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 November 4, 2024.

This oojo deal was found by Cheapflights users on 11/3. 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 12/38:05 pmIAD - PNH
2 stops31h 20mQatar Airways
Tue 12/105:10 pmPNH - IAD
2 stops58h 45mQatar Airways
Deal found 11/3$1,245
This China Airlines deal was found by Cheapflights users on 11/3. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/205:28 pmIAD - PNH
2 stops29h 07mMultiple Airlines
Wed 12/411:35 amPNH - IAD
2 stops40h 35mMultiple Airlines
Deal found 11/3$1,336
This China Airlines deal was found by Cheapflights users on 11/3. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/209:10 amDCA - PNH
2 stops37h 25mMultiple Airlines
Wed 12/411:35 amPNH - DCA
2 stops45h 24mMultiple Airlines
Deal found 11/3$1,397
This FlightHub deal was found by Cheapflights users on 11/3. 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 12/35:00 pmDCA - PNH
3 stops34h 25mQatar Airways
Tue 12/105:10 pmPNH - DCA
3 stops37h 02mQatar Airways
Deal found 11/3$1,525
This Gurufare deal was found by Cheapflights users on 11/2. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/149:44 amDCA - PNH
2 stops44h 01mCathay Pacific
Fri 12/137:05 pmPNH - DCA
2 stops26h 24mCathay Pacific
Deal found 11/2$1,672
This Priceline deal was found by Cheapflights users on 11/3. 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 12/34:35 pmIAD - PNH
3 stops54h 40mAir China
Mon 12/912:25 amPNH - IAD
1 stop25h 45mAir China
Deal found 11/3$1,703
This Gurufare deal was found by Cheapflights users on 11/3. 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.
Sun 12/111:50 amIAD - PNH
1 stop22h 35mKorean Air
Sat 12/711:45 pmPNH - IAD
2 stops28h 46mKorean Air
Deal found 11/3$1,953
This Korean Air deal was found by Cheapflights users on 11/3. 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 12/17:30 amDCA - PNH
2 stops26h 55mKorean Air
Sat 12/711:45 pmPNH - DCA
2 stops25h 04mKorean Air
Deal found 11/3$1,958
This FlightHub deal was found by Cheapflights users on 11/4. 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 12/315:55 pmIAD - PNH
2 stops41h 25mAsiana Airlines
Sun 1/1212:30 amPNH - IAD
2 stops35h 59mAsiana Airlines
Deal found 11/4$2,096
This oojo deal was found by Cheapflights users on 11/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/148:40 amDCA - PNH
2 stops51h 35mPhilippine Airlines
Thu 12/121:05 amPNH - DCA
2 stops50h 51mPhilippine Airlines
Deal found 11/2$2,290
This oojo deal was found by Cheapflights users on 11/3. 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 11/205:28 pmIAD - PNH
3 stops55h 17mSingapore Airlines
Wed 12/41:45 pmPNH - IAD
2 stops43h 58mSingapore Airlines
Deal found 11/3$2,399
This Ovago deal was found by Cheapflights users on 11/4. 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.
Sun 12/89:00 amDCA - PNH
2 stops39h 45mSingapore Airlines
Sun 1/196:55 pmPNH - DCA
3 stops38h 04mSingapore Airlines
Deal found 11/4$2,433

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 2,455,398 searches. Data last updated November 4, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

Thu 3/13

12:30 pm-10:25 am

2 stops34h 55m

$642

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Mon 12/2

9:25 pm-11:35 am

3 stops50h 10m

$645

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Sat 3/29

10:30 pm-2:25 pm

2 stops28h 55m

$683

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Mon 4/14

9:05 pm-4:15 pm

1 stop32h 10m

$715

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Thu 3/13

12:50 pm-10:25 pm

1 stop22h 35m

$912

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Sat 3/29

7:00 am-1:05 pm

3 stops43h 05m

$1,135

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

Mon 4/14

1:30 pm-2:25 pm

3 stops37h 55m

$705

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

Mon 4/14

7:59 am-10:55 pm

2 stops27h 56m

$747

Washington, D.C.Phnom Penh

DCA - PNH

DCAPNH

Washington, D.C. Reagan-National

Thu 3/13

4:46 pm-3:25 pm

3 stops35h 39m

$884

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Mon 3/24

10:30 pm-10:05 am

2 stops24h 35m

Phnom Penh Pochentong

Mon 4/28

3:15 pm-4:35 pm

2 stops36h 20m

$1,101

Flights are sorted by cheapest first

Deals found on 11/3

Showing 1-10 of 24 results
1
2
3

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 $1,019). Flying from District of Columbia to Phnom Penh in June is currently the most expensive (average of $1,583). 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 November 4, 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 November 4, 2024.
To help decide which airline to fly from District of Columbia to Phnom Penh, see what other customers have to say about Air China, Cathay Pacific and Qatar Airways. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,034 reviews

Overall

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Korean Air
8.5
Very good
1,034 reviews
Korean Air
8.5
Very good
1,034 reviews

Overall

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Asiana Airlines
8.4
Very good
482 reviews
Korean Air
8.5
Very good
1,034 reviews

Overall

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Emirates
8.1
Very good
3,540 reviews
Korean Air
8.5
Very good
1,034 reviews

Overall

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Singapore Airlines
8.1
Very good
1,336 reviews
Korean Air
8.5
Very good
1,034 reviews

Overall

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Cathay Pacific
7.7
Good
874 reviews
Korean Air
8.5
Very good
1,034 reviews

Overall

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

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.

  • Can I find flights from District of Columbia to Phnom Penh for under $1,200 on Cheapflights?

    Yes, there are multiple flights from District of Columbia to Phnom Penh for under $1,200. The cheapest flight booked recently is on Etihad Airways for just $1,101, but on average you can expect to pay $1,517.

  • Are there last-minute flights available from District of Columbia to Phnom Penh for under $1,400?

    There are currently 11+ open flights from District of Columbia to Phnom Penh within the next 7 days for less than $1,400.

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

    For one-way options, check prices for Cathay Pacific. According to our data, you can fly for as low as $642. Users have also found prices from $683 and $715 on Etihad Airways and Qatar Airways, respectively.

  • What does IAD to PNH mean?

    IAD stands for Washington, D.C. Dulles Intl Airport, while PNH stands for Phnom Penh Pochentong Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from District of Columbia to Phnom Penh that include extra baggage allowance?

    The amount of baggage you can bring on your District of Columbia to Phnom Penh flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from District of Columbia to Phnom Penh with specific airlines?

    Yes, Cheapflights allows you to browse and filter District of Columbia to Phnom Penh flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from District of Columbia to Phnom Penh that allow pets onboard?

    Many airlines flying from District of Columbia to Phnom Penh offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from District of Columbia to Phnom Penh?

    Yes, you can often find last-minute deals on District of Columbia to Phnom Penh flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the District of Columbia to Phnom Penh flight deals updated?

    The District of Columbia to Phnom Penh flight deals you see on this page were last updated on 11/4.

  • 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 $1,019). Flying from District of Columbia to Phnom Penh in June is currently the most expensive (average of $1,583). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for District of Columbia to Phnom Penh

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Phnom Penh flights
Seattle to Phnom Penh flights
John F Kennedy Intl to Phnom Penh flights
Ontario to Phnom Penh flights
San Francisco to Phnom Penh flights
Boston to Phnom Penh flights
Santa Ana to Phnom Penh flights
Dallas/Fort Worth to Phnom Penh flights
Burbank to Phnom Penh flights
O'Hare Intl to Phnom Penh flights
Newark to Phnom Penh flights
Minneapolis to Phnom Penh flights
Hobby to Phnom Penh flights
LaGuardia to Phnom Penh flights
Atlanta to Phnom Penh flights
Salt Lake City to Phnom Penh flights
George Bush Intcntl to Phnom Penh flights
Dulles Intl to Phnom Penh flights
Love Field to Phnom Penh flights
Reagan-National to Phnom Penh flights
Portland to Phnom Penh flights
San Jose to Phnom Penh flights
Baltimore to Phnom Penh flights
Charlotte to Phnom Penh flights
Oakland to Phnom Penh flights
Sky Harbor Intl to Phnom Penh flights
Midway to Phnom Penh flights
Denver to Phnom Penh flights
San Diego to Phnom Penh flights
Cincinnati to Phnom Penh flights
Honolulu to Phnom Penh flights
Orlando to Phnom Penh flights
Austin to Phnom Penh flights
Philadelphia to Phnom Penh flights
Kansas City to Phnom Penh flights
Jacksonville to Phnom Penh flights
Tampa to Phnom Penh flights
Oklahoma City to Phnom Penh flights
Charleston to Phnom Penh flights
Kailua-Kona to Phnom Penh flights
Las Vegas to Phnom Penh flights
Lexington to Phnom Penh flights
Nashville to Phnom Penh flights
Cleveland to Phnom Penh flights
White Plains to Phnom Penh flights
Fort Lauderdale to Phnom Penh flights
Pittsburgh to Phnom Penh flights

Top 4 airlines flying from District of Columbia to Phnom Penh

Discover the top 4 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 2,455,398 searches. Data last updated November 4, 2024.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,044Average$1,121FlexibilityNo cancel feeOn-time75%
Singapore AirlinesCheapest$1,239Average$1,305FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,310Average$1,606FlexibilityNo cancel feeOn-time68%
Korean AirCheapest$1,360Average$1,682FlexibilityNo cancel feeOn-time81%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines