HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cambodia

$978+ Cheap flights from Dulles Intl (IAD) 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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PNH
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Cambodia 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.

Cheap flight deals from Dulles Intl to Cambodia

Keep the following information in mind while searching for Dulles Intl to Cambodia flight deals. Data was last updated April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,162
(China Airlines)

One-way from

$978
(KAYAK)

Popular in

May

Cheapest in

September

Average price

$1,391
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.
Search Deals
From Washington, D.C. Dulles Intl to Cambodia
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Cambodia
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Dulles Intl to Cambodia

Cheapest flights from Dulles Intl to Cambodia
Explore the most affordable flight options available from Dulles Intl to Cambodia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:07 pmIAD - PNH
2 stops49h 33mSingapore Airlines
Mon 9/299:35 amPNH - IAD
2 stops41h 24mSingapore Airlines
Deal found 4/16$1,090
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.
Thu 11/135:00 pmIAD - PNH
2 stops53h 35mChina Airlines
Thu 12/45:20 pmPNH - IAD
2 stops35h 30mChina Airlines
Deal found 4/17$1,125
This China 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/287:13 pmIAD - PNH
2 stops27h 37mMultiple Airlines
Thu 5/85:10 pmPNH - IAD
2 stops33h 50mMultiple Airlines
Deal found 4/17$1,162
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.
Sat 10/255:00 pmIAD - PNH
2 stops31h 25mEVA Air
Tue 11/412:45 pmPNH - IAD
2 stops40h 05mEVA Air
Deal found 4/17$1,284
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.
Sat 10/2510:05 pmIAD - PNH
1 stop22h 15mEtihad Airways
Tue 11/43:20 pmPNH - IAD
2 stops36h 45mEtihad Airways
Deal found 4/17$1,316
This Malaysia 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 Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/309:00 pmIAD - PNH
2 stops33h 25mMalaysia Airlines
Sun 5/1111:10 amPNH - IAD
2 stops39h 30mMalaysia Airlines
Deal found 4/17$1,391
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.
Fri 6/201:30 pmIAD - PNH
2 stops32h 20mTurkish Airlines
Mon 7/79:40 amPNH - IAD
2 stops37h 05mTurkish Airlines
Deal found 4/17$1,471
This StudentUniverse 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1311:50 amIAD - PNH
1 stop22h 35mKorean Air
Thu 12/411:45 pmPNH - IAD
1 stop22h 05mKorean Air
Deal found 4/17$1,625
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.
Thu 11/1312:35 pmIAD - PNH
2 stops46h 35mAir China
Wed 12/312:25 amPNH - IAD
2 stops40h 50mAir China
Deal found 4/17$1,712
This StudentUniverse 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/19:00 pmIAD - PNH
1 stop32h 15mQatar Airways
Mon 9/295:40 pmPNH - IAD
1 stop33h 00mQatar Airways
Deal found 4/16$1,803
This Emirates 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/15:10 pmIAD - PNH
3 stops36h 25mEmirates
Mon 9/298:50 pmPNH - IAD
3 stops38h 05mEmirates
Deal found 4/16$1,969
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.
Sat 5/247:45 amIAD - PNH
2 stops27h 25mDelta
Sat 6/711:30 pmPNH - IAD
1 stop22h 45mDelta
Deal found 4/17$2,484

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl 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 April 17, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Cambodia that are best for you.

Fly from

Dulles Intl

Fly to

Cambodia

Route

Depart

Return

Price

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Mon 4/28

7:13 pm-9:50 am

2 stops27h 37m

Phnom Penh Pochentong

Thu 5/8

5:10 pm-4:00 pm

2 stops33h 50m

$1,162

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Fri 4/25

10:05 pm-8:35 am

2 stops47h 30m

Phnom Penh Pochentong

Sat 5/10

7:25 pm-4:10 pm

2 stops55h 45m

$1,372

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Wed 4/30

9:00 pm-5:25 pm

2 stops33h 25m

Phnom Penh Pochentong

Sun 5/11

11:10 am-3:40 pm

2 stops39h 30m

$1,391

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Fri 6/20

1:30 pm-8:50 am

2 stops32h 20m

Phnom Penh Pochentong

Mon 7/7

9:40 am-11:45 am

2 stops37h 05m

$1,471

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Tue 4/29

5:38 pm-8:40 am

3 stops52h 02m

Phnom Penh Pochentong

Sun 5/11

6:55 pm-4:00 pm

2 stops56h 05m

$1,645

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Sat 6/28

7:59 pm-4:05 pm

2 stops33h 06m

Phnom Penh Pochentong

Fri 8/8

10:50 am-4:25 pm

2 stops40h 35m

$1,647

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Mon 4/28

1:15 pm-10:10 pm

1 stop21h 55m

Phnom Penh Pochentong

Wed 5/7

11:30 pm-11:15 am

1 stop22h 45m

$2,033

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Mon 4/28

12:40 pm-4:35 pm

3 stops40h 55m

Phnom Penh Pochentong

Thu 5/8

8:50 pm-11:58 pm

3 stops38h 08m

$2,119

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Mon 6/30

9:00 pm-4:15 pm

2 stops32h 15m

Phnom Penh Pochentong

Tue 7/15

5:40 pm-8:40 am

1 stop26h 00m

$2,120

Washington, D.C.Phnom Penh

IAD - PNH

IADPNH

Washington, D.C. Dulles Intl

Sat 5/24

7:45 am-10:10 pm

2 stops27h 25m

Phnom Penh Pochentong

Sat 6/7

11:30 pm-11:15 am

1 stop22h 45m

$2,484

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 17 results
1
2

Best time to book a flight from Dulles Intl to Cambodia

Have a flexible travel schedule? Discover the best time to fly to Cambodia from Dulles Intl 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. Dulles Intl Airport to Cambodia

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Cambodia?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cambodia (average of $994). Flying from Washington, D.C. Dulles Intl Airport to Cambodia 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 IAD to KH?

Find hourly flight availability from Dulles Intl to Cambodia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Cambodia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Cambodia by month

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

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

Temperature in Cambodia by month

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

If weather is an important factor for your trip to Cambodia, 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 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 April 17, 2025.
To help decide which airline to fly from Washington, D.C. to Cambodia, see what other customers have to say about Korean Air, China Airlines and Singapore Airlines. 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.
Korean Air
8.4
Very good
1,064 reviews

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,064 reviews
Korean Air
8.4
Very good
1,064 reviews

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
China Airlines
8.2
Very good
729 reviews
Korean Air
8.4
Very good
1,064 reviews

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Singapore Airlines
8.1
Very good
1,288 reviews
Korean Air
8.4
Very good
1,064 reviews

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Emirates
8.0
Very good
3,200 reviews
Korean Air
8.4
Very good
1,064 reviews

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,917 reviews
Korean Air
8.4
Very good
1,064 reviews

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

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

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Cambodia one-way?

    To fly one-way, consider booking your trip with Air China, which is currently one of the cheapest options available, starting at $1,674. Qatar Airways flights start at $1,703 while deals on Korean Air start at $1,886 one-way.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Cambodia?

    When deciding which route to take from Washington, D.C. Dulles Intl Airport to Cambodia consider Washington, D.C. Dulles Intl - Phnom Penh Pochentong, Washington, D.C. Dulles Intl - Krong Preah Sihanouk Sihanoukville or Washington, D.C. Dulles Intl - Siem Reap as they are the most popular.

  • Can I find deals for flights from Dulles Intl to Cambodia that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Cambodia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Cambodia?

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

  • Can I find deals for business class flights from Dulles Intl to Cambodia?

    Yes. Cheapflights offers flight deals from Dulles Intl 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.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Cambodia?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cambodia (average of $994). Flying from Washington, D.C. Dulles Intl Airport to Cambodia 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

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 Dulles Intl to Cambodia

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Haneda flights
Dulles Intl to Narita flights
Reagan-National to Narita flights
Dulles Intl to Incheon Intl flights
Reagan-National to Haneda flights
Baltimore to Narita flights
Baltimore to Haneda flights
Dulles Intl to Suvarnabhumi flights
Dulles Intl to Taiwan Taoyuan Intl flights
Baltimore to Suvarnabhumi flights
Dulles Intl to Hyderabad flights
Reagan-National to Suvarnabhumi flights
Dulles Intl to Manila flights
Dulles Intl to Hongqiao Intl flights
Reagan-National to Incheon Intl flights
Reagan-National to Hyderabad flights
Baltimore to Hyderabad flights
Baltimore to Incheon Intl flights
Dulles Intl to Ho Chi Minh City flights
Dulles Intl to Bangalore flights
Dulles Intl to New Delhi flights
Dulles Intl to Capital flights
Dulles Intl to Gimpo Intl flights
Reagan-National to Taiwan Taoyuan Intl flights
Reagan-National to Hongqiao Intl flights
Dulles Intl to Mumbai flights
Reagan-National to Bangalore flights
Baltimore to Bangalore flights
Baltimore to Taiwan Taoyuan Intl flights
Reagan-National to New Delhi flights
Reagan-National to Manila flights
Baltimore to Manila flights
Dulles Intl to Denpasar flights
Reagan-National to Capital flights
Baltimore to Capital flights
Dulles Intl to Pu Dong flights
Dulles Intl to Islamabad flights
Dulles Intl to Sung Shan flights
Dulles Intl to Chennai flights
Baltimore to New Delhi flights
Reagan-National to Gimpo Intl flights
Reagan-National to Denpasar flights
Dulles Intl to Lahore flights
Baltimore to Denpasar flights
Baltimore to Mumbai flights
Baltimore to Hongqiao Intl flights
Reagan-National to Mumbai flights
Reagan-National to Ho Chi Minh City flights
Baltimore to Pu Dong flights
Dulles Intl to Kathmandu flights

Top 5 airlines flying from Dulles Intl to Cambodia

Discover the top 5 airlines that operate flights from Dulles Intl 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,048Average$1,118FlexibilityNo cancel feeOn-time75%
Singapore AirlinesCheapest$1,239Average$1,386FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,299Average$1,565FlexibilityNo cancel feeOn-time68%
Malaysia AirlinesCheapest$1,334Average$1,384FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$1,340Average$1,624FlexibilityNo 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.