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Siem Reap

$667+ Cheap flights from Dulles Intl (IAD) to Siem Reap, Cambodia (SAI)

IAD — SAI
Sep 21 — Sep 281
Mon 9/21
Mon 9/28
1 adult, Economy
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Cheap flight deals from Dulles Intl to Siem Reap

Cheapest flights from Dulles Intl to Siem Reap

Tue 9/812:15 pm -
2 stops33h 45m
Tue 9/157:10 pm -
2 stops25h 55m
Deal found 8/17$1,175
Sat 9/1912:15 pm -
2 stops43h 40m
Sat 9/267:10 pm -
2 stops25h 55m
Deal found 8/20$1,201
Tue 10/63:45 pm -
3 stops42h 45m
Mon 10/122:05 pm -
3 stops53h 35m
Deal found 8/19$7,599

Find flight deals from Dulles Intl to Siem Reap

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,175
(Justfly.com)

One-way from

$667
(FlightHub)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Siem Reap–Angkor Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Siem Reap–Angkor Intl flights.
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From Washington, D.C. Dulles Intl to Siem Reap–Angkor Intl
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One-way flight from Washington, D.C. Dulles Intl to Siem Reap–Angkor Intl
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Siem Reap

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

IADSAI

Washington, D.C. Dulles Intl

Tue 9/8

12:15 pm-9:00 am

2 stops33h 45m

Siem Reap–Angkor Intl

Tue 9/15

7:10 pm-10:05 am

2 stops25h 55m

$1,175

Washington, D.C.Siem Reap

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

IADSAI

Washington, D.C. Dulles Intl

Sat 9/19

12:15 pm-6:55 pm

2 stops43h 40m

Siem Reap–Angkor Intl

Sat 9/26

7:10 pm-10:05 am

2 stops25h 55m

$1,201

Washington, D.C.Siem Reap

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

IADSAI

Washington, D.C. Dulles Intl

Mon 2/8

11:10 am-8:45 am

2 stops33h 35m

Siem Reap–Angkor Intl

Fri 2/19

6:40 pm-9:10 am

2 stops26h 30m

$1,202

Washington, D.C.Siem Reap

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

IADSAI

Washington, D.C. Dulles Intl

Sun 2/7

10:30 am-9:10 pm

2 stops46h 40m

Siem Reap–Angkor Intl

Thu 2/25

11:50 pm-8:10 am

2 stops44h 20m

$1,272

Washington, D.C.Siem Reap

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

IADSAI

Washington, D.C. Dulles Intl

Sun 2/7

10:30 am-9:10 pm

2 stops46h 40m

Siem Reap–Angkor Intl

Sat 2/20

11:50 pm-8:10 am

2 stops68h 20m

$1,307

Washington, D.C.Siem Reap

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

IADSAI

Washington, D.C. Dulles Intl

Sun 2/7

10:30 am-9:10 pm

2 stops46h 40m

Siem Reap–Angkor Intl

Fri 2/26

1:20 pm-8:10 am

2 stops54h 50m

$1,399

Washington, D.C.Siem Reap

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

IADSAI

Washington, D.C. Dulles Intl

Tue 2/9

10:30 am-9:10 pm

2 stops46h 40m

Siem Reap–Angkor Intl

Sun 2/21

1:20 pm-8:10 am

2 stops30h 50m

$1,449

Washington, D.C.Siem Reap

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

IADSAI

Washington, D.C. Dulles Intl

Sun 2/7

3:30 pm-9:10 pm

3 stops41h 40m

Siem Reap–Angkor Intl

Tue 2/23

11:50 pm-8:10 am

2 stops44h 20m

$1,499

Washington, D.C.Siem Reap

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

IADSAI

Washington, D.C. Dulles Intl

Fri 2/12

8:05 pm-9:15 am

2 stops49h 10m

Siem Reap–Angkor Intl

Fri 2/26

7:25 pm-3:55 pm

2 stops32h 30m

$1,544
Cheapest one-way
Quickest one-way

Washington, D.C.Siem Reap

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

IADSAI

Washington, D.C. Dulles Intl

Wed 10/14

9:00 pm-6:55 pm

3 stops34h 55m

$1,105

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Sorted by cheapest first

Compare providers for flights from Dulles Intl to Siem Reap

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Siem Reap in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Siem Reap flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Siem Reap flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Siem Reap flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Siem Reap flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Siem Reap flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Dulles Intl with our price prediction graph.
Estimated round-trip price

Related info for your journey

  • What airport do you fly into for flights to Siem Reap from Washington, D.C. Dulles Intl?

    Siem Reap–Angkor Intl (SAI), located 24.7 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Siem Reap. 0 airlines have flights to Siem Reap–Angkor Intl from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Siem Reap–Angkor Intl should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.

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

    Emirates can get you from Washington, D.C. Dulles Intl Airport to Siem Reap in just under 46h 40m. Your travel time can differ by up to . Airlines will cover a distance of 8814 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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