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$829+ Cheap flights from Reagan-National (DCA) to Cambodia

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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — KTI
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Reagan-National to Cambodia

Cheapest flights from Reagan-National to Cambodia
Explore the most affordable flight options available from Reagan-National to Cambodia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This oojo deal was found by Cheapflights users on 1/26. 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.
Mon 6/19:59 am
DCA
-
SAI
2 stops42h 11m
Singapore Airlines
Fri 6/1210:30 am
SAI
-
DCA
2 stops46h 29m
Singapore Airlines
Deal found 1/26$1,640
This oojo deal was found by Cheapflights users on 1/25. 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 3/269:59 am
DCA
-
SAI
2 stops42h 56m
Singapore Airlines
Mon 4/610:30 am
SAI
-
DCA
2 stops46h 29m
Singapore Airlines
Deal found 1/25$1,965
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Thu 3/2612:32 pm
DCA
-
SAI
3 stops40h 23m
United Airlines
Mon 4/610:30 am
SAI
-
DCA
2 stops41h 26m
United Airlines
Deal found 1/25$5,211

Find flight deals from Reagan-National to Cambodia

Keep the following information in mind while searching for Reagan-National to Cambodia flight deals. Data was last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,640
(oojo)

One-way from

$829
(Singapore Airlines)

Popular in

February

Cheapest in

August
Provider with most accurate pricing for Washington, D.C. (WAS)-Phnom Penh Pochentong flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Phnom Penh Pochentong flights.
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From Washington, D.C. Reagan-National to Cambodia
Search Deals
One-way flight from Washington, D.C. Reagan-National to Cambodia
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($300 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($46 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Cambodia 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 January 27, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Cambodia that are best for you.

Fly from

Reagan-National

Fly to

Cambodia

Route

Depart

Return

Price

Washington, D.C.Siem Reap

DCA - SAI

DCASAI

Washington, D.C. Reagan-National

Mon 6/1

9:59 am-3:10 pm

2 stops42h 11m

Siem Reap–Angkor Intl

Fri 6/12

10:30 am-9:59 pm

2 stops46h 29m

$1,640

Washington, D.C.Siem Reap

DCA - SAI

DCASAI

Washington, D.C. Reagan-National

Thu 3/26

9:59 am-3:55 pm

2 stops42h 56m

Siem Reap–Angkor Intl

Mon 4/6

10:30 am-9:59 pm

2 stops46h 29m

$1,965

Washington, D.C.Siem Reap

DCA - SAI

DCASAI

Washington, D.C. Reagan-National

Thu 3/26

12:32 pm-3:55 pm

3 stops40h 23m

Siem Reap–Angkor Intl

Mon 4/6

10:30 am-4:56 pm

2 stops41h 26m

$5,211

Washington, D.C.Siem Reap

DCA - SAI

DCASAI

Washington, D.C. Reagan-National

Thu 3/19

6:00 am-9:50 am

3 stops40h 50m

$829

Washington, D.C.Siem Reap

DCA - SAI

DCASAI

Washington, D.C. Reagan-National

Tue 3/17

1:00 pm-3:55 pm

3 stops39h 55m

$931

Washington, D.C.Siem Reap

DCA - SAI

DCASAI

Washington, D.C. Reagan-National

Mon 3/16

5:55 pm-3:55 pm

2 stops59h 00m

$953

Washington, D.C.Siem Reap

DCA - SAI

DCASAI

Washington, D.C. Reagan-National

Sun 3/22

5:55 pm-9:50 am

2 stops52h 55m

$953

Washington, D.C.Siem Reap

DCA - SAI

DCASAI

Washington, D.C. Reagan-National

Sat 3/21

5:55 pm-3:55 pm

2 stops59h 00m

$1,029

Washington, D.C.Siem Reap

DCA - SAI

DCASAI

Washington, D.C. Reagan-National

Wed 3/18

5:55 pm-3:55 pm

2 stops59h 00m

$1,312

Washington, D.C.Siem Reap

DCA - SAI

DCASAI

Washington, D.C. Reagan-National

Fri 3/20

5:00 pm-9:50 am

2 stops53h 50m

$1,587

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Best time to book a flight from Reagan-National to Cambodia

Have a flexible travel schedule? Discover the best time to fly to Cambodia 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 Cambodia
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Cambodia

Get insights into the airlines that provide service to Cambodia. 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 Cambodia. Reviews last updated January 27, 2026.
Read reviews from past customers who have flown Asiana Airlines from Washington, D.C. Reagan-National Airport to Cambodia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.1
Very good
501 reviews

Boarding

8.3

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.1

Entertainment

7.7

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
Asiana Airlines
8.1
Very good
501 reviews
Asiana Airlines
8.1
Very good
501 reviews

Boarding

8.3

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.1

Entertainment

7.7

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Cambodia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Cambodia?

    There are many flights that can get you from Washington, D.C. Reagan-National Airport to Cambodia in 40h 23m. Fly via Singapore Airlines or United Airlines to get the fastest option. Airlines will cover a distance of 8821 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Washington, D.C. Reagan-National Airport to Cambodia?

    While some choose either Washington, D.C. Reagan-National - Krong Preah Sihanouk Sihanoukville or Washington, D.C. Reagan-National - Phnom Penh Pochentong, Washington, D.C. Reagan-National - Siem Reap–Angkor Intl is the most popular route from Washington, D.C. Reagan-National Airport to Cambodia.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Reagan-National to Cambodia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Reagan-National to Cambodia

See prices for flight routes from nearby airports that may be better suited for you.
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Baltimore to Bangalore flights
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Baltimore to Taiwan Taoyuan Intl flights
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Dulles Intl to Denpasar flights
Reagan-National to Pu Dong flights
Baltimore to Gimpo Intl flights
Dulles Intl to Chennai flights
Dulles Intl to Sung Shan flights
Reagan-National to Mumbai flights
Dulles Intl to Hong Kong flights
Reagan-National to Gimpo Intl flights
Baltimore to Ho Chi Minh City flights
Reagan-National to Ahmedabad flights

Top airline flying from Reagan-National to Cambodia

Discover the top airline that operate flights from Reagan-National to Cambodia. 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$1,415Average$1,415FlexibilityNo cancel feeOn-time76%

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