Cambodia

$454+ Cheap flights from Dulles Intl (IAD) to Cambodia

IAD — KTI
Dec 7 — Dec 141
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Cheap flight deals from Dulles Intl to Cambodia

Cheapest flights from Dulles Intl to Cambodia

Wed 11/116:00 am -
2 stops47h 45m
Tue 12/17:05 pm -
2 stops46h 29m
Deal found 11/5$1,116
Thu 11/126:00 am -
2 stops40h 25m
Tue 12/17:05 pm -
2 stops46h 29m
Deal found 11/4$1,169
Wed 11/256:00 am -
2 stops40h 25m
Wed 2/107:05 pm -
2 stops40h 28m
Deal found 11/3$1,181
Sun 11/292:25 pm -
2 stops36h 25m
Sun 12/65:25 pm -
2 stops27h 35m
Deal found 11/5$1,212
Sun 11/2912:20 pm -
2 stops43h 05m
Sun 2/285:05 pm -
2 stops28h 05m
Deal found 11/5$1,231
Tue 11/1011:10 am -
2 stops40h 40m
Tue 11/179:45 am -
2 stops41h 55m
Deal found 11/7$1,239
Wed 11/252:25 pm -
1 stop28h 15m
Wed 2/108:15 am -
1 stop36h 45m
Deal found 11/3$1,267
Tue 12/16:00 am -
2 stops40h 25m
Thu 12/1012:25 am -
1 stop30h 05m
Deal found 11/6$1,284
Thu 11/122:25 pm -
1 stop39h 55m
Tue 12/17:50 pm -
1 stop25h 10m
Deal found 11/3$1,298
Tue 12/19:20 pm -
2 stops51h 20m
Tue 12/87:25 pm -
2 stops36h 00m
Deal found 11/6$1,456
Wed 11/1111:35 pm -
2 stops30h 25m
Tue 11/179:30 pm -
2 stops35h 05m
Deal found 11/2$1,467
Sun 11/222:25 pm -
3 stops32h 40m
Thu 11/268:05 pm -
2 stops34h 25m
Deal found 11/6$1,523

Find flight deals from Dulles Intl to Cambodia

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$997
(Expedia)

One-way from

$454
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$1,431
Provider with most accurate pricing for Washington, D.C. (WAS)-Phnom Penh Techo Intl flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Phnom Penh Techo Intl flights.
From Washington, D.C. Dulles Intl to Cambodia
One-way flight from Washington, D.C. Dulles Intl to Cambodia
Highest demand for flights based on searches. 12% potential increase in price ($229 potential increase over avg. RT price).
Cheapest flight prices on average. 8% potential price decrease ($122 potential savings vs. average RT price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Siem Reap

IAD Washington, D.C. Dulles Intl - SAI Siem Reap–Angkor Intl

IADSAI

Washington, D.C. Dulles Intl

Wed 1/27

11:35 pm-11:45 am

2 stops48h 10m

Siem Reap–Angkor Intl

Wed 12/31

12:00 am-12:00 pm

Nonstop0h 00m

$454

Washington, D.C.Siem Reap

IAD Washington, D.C. Dulles Intl - SAI Siem Reap–Angkor Intl

IADSAI

Washington, D.C. Dulles Intl

Fri 1/22

11:35 pm-8:45 am

2 stops45h 10m

Siem Reap–Angkor Intl

Wed 12/31

12:00 am-12:00 pm

Nonstop0h 00m

$515
Quickest round-trip

Washington, D.C.Phnom Penh

IAD Washington, D.C. Dulles Intl - KTI Phnom Penh Techo Intl

IADKTI

Washington, D.C. Dulles Intl

Thu 3/4

11:50 am-10:40 pm

1 stop22h 50m

Phnom Penh Techo Intl

Wed 12/31

12:00 am-12:00 pm

Nonstop0h 00m

$623

Washington, D.C.Phnom Penh

IAD Washington, D.C. Dulles Intl - KTI Phnom Penh Techo Intl

IADKTI

Washington, D.C. Dulles Intl

Tue 1/5

5:30 pm-11:55 am

3 stops54h 25m

Phnom Penh Techo Intl

Wed 12/31

12:00 am-12:00 pm

Nonstop0h 00m

$818

Washington, D.C.Phnom Penh

IAD Washington, D.C. Dulles Intl - KTI Phnom Penh Techo Intl

IADKTI

Washington, D.C. Dulles Intl

Thu 1/7

1:30 pm-2:35 pm

2 stops37h 05m

Phnom Penh Techo Intl

Wed 12/31

12:00 am-12:00 pm

Nonstop0h 00m

$847

Washington, D.C.Phnom Penh

IAD Washington, D.C. Dulles Intl - KTI Phnom Penh Techo Intl

IADKTI

Washington, D.C. Dulles Intl

Tue 12/22

5:35 am-11:45 pm

3 stops54h 10m

Phnom Penh Techo Intl

Wed 12/31

12:00 am-12:00 pm

Nonstop0h 00m

$876

Washington, D.C.Phnom Penh

IAD Washington, D.C. Dulles Intl - KTI Phnom Penh Techo Intl

IADKTI

Washington, D.C. Dulles Intl

Thu 1/7

11:50 am-11:45 pm

1 stop23h 55m

Phnom Penh Techo Intl

Wed 12/31

12:00 am-12:00 pm

Nonstop0h 00m

$920

Washington, D.C.Siem Reap

IAD Washington, D.C. Dulles Intl - SAI Siem Reap–Angkor Intl

IADSAI

Washington, D.C. Dulles Intl

Fri 11/20

8:05 pm-4:05 pm

3 stops32h 00m

Siem Reap–Angkor Intl

Wed 12/31

12:00 am-12:00 pm

Nonstop0h 00m

$1,051

Washington, D.C.Siem Reap

IAD Washington, D.C. Dulles Intl - SAI Siem Reap–Angkor Intl

IADSAI

Washington, D.C. Dulles Intl

Tue 2/2

2:25 pm-11:45 am

2 stops33h 20m

Siem Reap–Angkor Intl

Tue 2/9

4:50 pm-9:00 am

2 stops28h 10m

$1,063

Washington, D.C.Phnom Penh

IAD Washington, D.C. Dulles Intl - KTI Phnom Penh Techo Intl

IADKTI

Washington, D.C. Dulles Intl

Wed 3/31

1:15 pm-10:15 pm

1 stop22h 00m

Phnom Penh Techo Intl

Wed 5/5

11:35 pm-11:15 am

1 stop22h 40m

$1,111

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 31 resultsSorted by cheapest first
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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

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, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cambodia (average of $1,067). Flying from Washington, D.C. Dulles Intl Airport to Cambodia in July is currently the most expensive (average of $1,763). 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.

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Cambodia?

Booking 65 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Cambodia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Cambodia

Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Cambodia, such as EVA Air,Korean Air, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.7

Entertainment

8.0

Overall

8.5

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2026

SEA - TPE

The food on EVA suits my Asian palate and is always of a high standard. The flight was comfortable and the crew very helpful. I lost an ear bud while I slept and they helped me find it at the end of the flight. I was very grateful!

Crew

8.7

Entertainment

8.0

Overall

8.5

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2026

SEA - TPE

The food on EVA suits my Asian palate and is always of a high standard. The flight was comfortable and the crew very helpful. I lost an ear bud while I slept and they helped me find it at the end of the flight. I was very grateful!

Crew

8.7

Entertainment

8.0

Overall

8.5

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2026

SEA - TPE

The food on EVA suits my Asian palate and is always of a high standard. The flight was comfortable and the crew very helpful. I lost an ear bud while I slept and they helped me find it at the end of the flight. I was very grateful!

Crew

8.7

Entertainment

8.0

Overall

8.5

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2026

SEA - TPE

The food on EVA suits my Asian palate and is always of a high standard. The flight was comfortable and the crew very helpful. I lost an ear bud while I slept and they helped me find it at the end of the flight. I was very grateful!

Crew

8.7

Entertainment

8.0

Overall

8.5

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2026

SEA - TPE

The food on EVA suits my Asian palate and is always of a high standard. The flight was comfortable and the crew very helpful. I lost an ear bud while I slept and they helped me find it at the end of the flight. I was very grateful!

Crew

8.7

Entertainment

8.0

Overall

8.5

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2026

SEA - TPE

The food on EVA suits my Asian palate and is always of a high standard. The flight was comfortable and the crew very helpful. I lost an ear bud while I slept and they helped me find it at the end of the flight. I was very grateful!

Related info for your journey

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Cambodia?

    Korean Air can get you from Washington, D.C. Dulles Intl Airport to Cambodia in just under 22h. Your travel time can differ by up to . The distance between Washington, D.C. Dulles Intl Airport and Cambodia is about 8951 mi.

  • 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, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cambodia (average of $1,067). Flying from Washington, D.C. Dulles Intl Airport to Cambodia in July is currently the most expensive (average of $1,763). 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

Top 5 airlines flying from Dulles Intl to Cambodia

AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$969Average$1,316FlexibilityNo cancel feeOn-time81%
Etihad AirwaysCheapest$979Average$1,118FlexibilityNo cancel feeOn-time75%
Qatar AirwaysCheapest$1,099Average$1,184FlexibilityNo cancel feeOn-time68%
EVA AirCheapest$1,123Average$1,494FlexibilityNo cancel feeOn-time74%
DeltaCheapest$1,189Average$1,549FlexibilityNo cancel feeOn-timeN/A

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