IAD - KTI
$479 Find Cheap Flights from Washington Dulles Airport to Phnom Penh - Compare and Save
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Phnom Penh departing on 12/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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Everything you should know
Cheapest round-trip
$978
Typical prices: $1,171-$1,624
Multiple Airlines
Fri 1/12Fri 2/2
IAD - KTI • 2 stops
Cheapest one-way
$479
Typical prices: $687-$1,116
Multiple Airlines
Tue 12/4
IAD - KTI • 2 stops
Flight Deals
Cheap Flights from Dulles Intl to Phnom Penh (IAD-KTI)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Dulles Intl to Phnom Penh that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.
Recent round-trip flight deals from Dulles Intl to Phnom Penh
Tue, Jan 12 - Tue, Feb 2
11:10 am - 7:35 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
44h 25m2 stops Tokyo Haneda Bangkok Suvarnabhumi
1:50 pm - 9:10 amKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
31h 20m2 stops Ho Chi Minh City Tokyo Haneda
$978Multiple Airlines
Sat, Feb 6 - Sat, Mar 6
11:10 am - 8:45 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
33h 35m2 stops Tokyo Haneda Bangkok Suvarnabhumi
8:15 pm - 9:10 amKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
48h 55m2 stops Bangkok Suvarnabhumi Tokyo Haneda
$1,047Multiple Airlines
Mon, Feb 1 - Tue, Mar 2
11:50 am - 10:45 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
22h 55m1 stop Incheon Intl
12:10 am - 9:50 amKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
21h 40m1 stop Incheon Intl
$1,053Korean Air
Tue, Jan 12 - Mon, Feb 1
11:50 am - 10:45 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
22h 55m1 stop Incheon Intl
12:10 am - 9:50 amKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
21h 40m1 stop Incheon Intl
$1,060Korean Air
Mon, Apr 5 - Wed, Apr 21
9:00 pm - 4:15 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
32h 15m2 stops Doha Hamad Intl Ho Chi Minh City
5:40 pm - 3:40 pmKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
33h 00m2 stops Ho Chi Minh City Doha Hamad Intl
$1,096Qatar Airways
Mon, Oct 19 - Thu, Nov 19
9:00 pm - 4:15 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
32h 15m2 stops Doha Hamad Intl Ho Chi Minh City
5:10 pm - 3:55 pmKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
34h 45m2 stops Ho Chi Minh City Doha Hamad Intl
$1,147Qatar Airways
Wed, Nov 4 - Tue, Dec 1
6:05 am - 10:45 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
28h 40m2 stops Detroit Metropolitan Wayne County Incheon Intl
12:10 am - 11:36 pmKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
35h 26m2 stops Incheon Intl Minneapolis St Paul
$1,188Delta
Mon, Feb 1 - Tue, Mar 2
7:05 am - 10:45 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
27h 40m2 stops Seattle/Tacoma Intl Incheon Intl
12:10 am - 9:50 amKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
21h 40m1 stop Incheon Intl
$1,211Delta
Sun, Nov 15 - Thu, Dec 17
2:25 pm - 6:40 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
28h 15m1 stop Abu Dhabi Zayed Intl
8:15 am - 9:00 amKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
36h 45m1 stop Abu Dhabi Zayed Intl
$1,227Etihad Airways
Mon, Jan 4 - Thu, Feb 4
2:25 pm - 6:40 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
28h 15m1 stop Abu Dhabi Zayed Intl
8:15 am - 9:00 amKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
36h 45m1 stop Abu Dhabi Zayed Intl
$1,235Etihad Airways
Recent one-way flight deals from Dulles Intl to Phnom Penh
Fri, Dec 4
11:35 pm - 9:45 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
46h 10m2 stops Incheon Intl Bangkok Suvarnabhumi
$479Multiple Airlines
Sun, Oct 25
12:35 am - 9:45 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
46h 10m2 stops Incheon Intl Bangkok Suvarnabhumi
$495Multiple Airlines
Fri, Jan 22
11:50 am - 10:45 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
22h 55m1 stop Incheon Intl
$638Korean Air
Tue, Nov 3
11:50 am - 10:45 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
22h 55m1 stop Incheon Intl
$649Korean Air
Mon, Nov 30
11:55 pm - 11:25 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
23h 30m1 stop Taipei City Taiwan Taoyuan Intl
$761EVA Air
Tue, Oct 13
3:10 pm - 6:45 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
40h 35m1 stop Abu Dhabi Zayed Intl
$961Etihad Airways
Mon, Dec 7
11:50 am - 10:45 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
22h 55m1 stop Incheon Intl
$4,091Delta
Thu, Dec 10
7:26 am - 10:45 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
27h 19m2 stops Minneapolis St Paul Incheon Intl
$4,096Delta
Wed, Dec 9
11:55 pm - 11:25 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
23h 30m1 stop Taipei City Taiwan Taoyuan Intl
$5,282EVA Air
Thu, Dec 10
2:25 pm - 6:20 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
39h 55m1 stop Abu Dhabi Zayed Intl
$8,330Etihad Airways
Recent last minute flight deals from Dulles Intl to Phnom Penh
Mon, Oct 12 - Mon, Oct 26
9:00 pm - 4:15 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
32h 15m2 stops Doha Hamad Intl Ho Chi Minh City
5:10 pm - 4:55 pmKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
34h 45m2 stops Ho Chi Minh City Doha Hamad Intl
$1,096Qatar Airways
Tue, Oct 13 - Fri, Nov 13
6:00 am - 10:15 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
41h 15m2 stops Los Angeles Hong Kong Intl
7:05 pm - 5:38 amKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
46h 33m2 stops Hong Kong Intl Los Angeles
$1,166Multiple Airlines
Mon, Oct 12 - Mon, Oct 26
3:10 pm - 6:45 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
28h 35m1 stop Abu Dhabi Zayed Intl
7:55 am - 10:00 amKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
37h 05m1 stop Abu Dhabi Zayed Intl
$1,206Etihad Airways
Tue, Oct 13 - Fri, Nov 13
6:00 am - 10:15 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
41h 15m2 stops Los Angeles Hong Kong Intl
7:05 pm - 5:38 amKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
46h 33m2 stops Hong Kong Intl Los Angeles
$1,219Multiple Airlines
Tue, Oct 13 - Fri, Nov 13
6:00 am - 10:15 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
41h 15m2 stops Los Angeles Hong Kong Intl
7:05 pm - 5:38 amKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
46h 33m2 stops Hong Kong Intl Los Angeles
$1,229Multiple Airlines
Mon, Oct 12 - Thu, Nov 12
3:10 pm - 6:45 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
28h 35m1 stop Abu Dhabi Zayed Intl
7:50 pm - 9:00 amKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
25h 10m1 stop Abu Dhabi Zayed Intl
$1,245Etihad Airways
Mon, Oct 12 - Mon, Oct 26
9:00 pm - 4:15 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
32h 15m2 stops Doha Hamad Intl Ho Chi Minh City
5:10 pm - 11:23 pmKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
41h 13m3 stops Ho Chi Minh City Doha Hamad Intl Dallas/Fort Worth
$1,348Qatar Airways
Sun, Oct 11 - Wed, Nov 11
9:00 pm - 4:15 pmIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
32h 15m2 stops Doha Hamad Intl Ho Chi Minh City
5:10 pm - 6:19 pmKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
37h 09m3 stops Ho Chi Minh City Doha Hamad Intl Dallas/Fort Worth
$1,409Qatar Airways
Sat, Oct 10 - Wed, Nov 11
1:15 am - 11:15 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
23h 00m1 stop Taipei City Taiwan Taoyuan Intl
12:45 pm - 8:55 pmKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
20h 10m1 stop Taipei City Taiwan Taoyuan Intl
$1,664EVA Air
Sat, Oct 10 - Wed, Nov 11
1:15 am - 11:15 amIAD Washington, D.C. Dulles Intl-KTI Phnom Penh Techo Intl
23h 00m1 stop Taipei City Taiwan Taoyuan Intl
12:45 pm - 8:55 pmKTI Phnom Penh Techo Intl-IAD Washington, D.C. Dulles Intl
20h 10m1 stop Taipei City Taiwan Taoyuan Intl
$1,679EVA Air
Booking Insights
Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Phnom Penh flights
Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.
Prices
Airlines
Layovers
What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Phnom Penh?
Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Phnom Penh. It’s 11% cheaper than the average day, while Monday is the most expensive, with prices 21% higher.
What’s the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Phnom Penh?
KAYAK internal proprietary data takes all prices for each month over the last 12 months for round-trip flights from Washington, D.C. Dulles Intl Airport to Phnom Penh, removes the top 0.1% to account for outliers and then takes the median of all values for each month.•March is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Phnom Penh at $1,179 round-trip.
•June ($1,730) and July ($1,602) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 46% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.
What’s the most popular layover airport when flying from Washington, D.C. Dulles Intl Airport to Phnom Penh?
KAYAK data for 1-stop round-trips over the past 3 months. Only counts itineraries with the same layover on both legs.Incheon Intl (ICN) is the most popular layover for the Washington, D.C. Dulles Intl Airport to Phnom Penh route. 62% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via ICN.
What is the cheapest layover airport when flying from Washington, D.C. Dulles Intl Airport to Phnom Penh?
Flights via Abu Dhabi Zayed Intl (AUH) offer the most affordable fares, with an average round-trip price of $1,285. Based on KAYAK data over the past 3 months.
Key details for Washington, D.C. Dulles Intl Airport to Phnom Penh flights
Low season | April |
|---|---|
High season | December |
Cheapest flight | $479 |
When to book flights from Dulles Intl to Phnom Penh
Are your dates flexible? Find out the best times to travel from Dulles Intl to Phnom Penh based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.
Your Washington, D.C. Dulles Intl Airport to Phnom Penh flight questions, answered
Find helpful answers about this route, including flight times, airports, airlines and booking tips.
Your guide to booking Washington, D.C. Dulles Intl Airport to Phnom Penh flights
Get tips on when to book, when to fly and what to know before your trip.More options for your flight from Dulles Intl to Phnom Penh
Complete your trip to Phnom Penh with a hotel stay or car rental
Information on your arrival and departure airports
Cabin class types available on flights to Phnom Penh
Cabin classes available on flights to Phnom Penh. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
Find direct flights to and from Dulles Intl and Phnom Penh
Flights from domestic origins to Phnom Penh
Flights to other popular destinations
The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.