PNH

$2,664 Find Cheap Flights from Washington to Phnom Penh

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight to Phnom Penh departing on 7/12. 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.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Washington to Phnom Penh

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington 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 Washington to Phnom Penh

Sun, Jul 12 - Fri, Jul 24
British Airways Logo
7:30 pm - 10:00 am
PDX
-
PNH
48h 30m
3 stops
British Airways Logo
6:20 pm - 11:29 pm
PNH
-
PDX
43h 09m
3 stops
$2,664British Airways
Sun, Jul 12 - Fri, Jul 24
British Airways Logo
7:30 pm - 10:00 am
PDX
-
PNH
48h 30m
3 stops
British Airways Logo
6:20 pm - 5:40 pm
PNH
-
PDX
37h 20m
2 stops
$2,809British Airways
Sun, Jul 12 - Fri, Jul 31
British Airways Logo
8:20 pm - 10:00 am
SEA
-
PNH
47h 40m
3 stops
British Airways Logo
6:20 pm - 11:35 am
PNH
-
SEA
31h 15m
2 stops
$2,864British Airways
Sun, Jul 12 - Fri, Jul 24
British Airways Logo
7:30 pm - 10:00 am
PDX
-
PNH
48h 30m
2 stops
British Airways Logo
6:20 pm - 5:40 pm
PNH
-
PDX
37h 20m
2 stops
$3,021British Airways
Sun, Jul 12 - Fri, Jul 31
British Airways Logo
8:20 pm - 10:00 am
SEA
-
PNH
47h 40m
2 stops
British Airways Logo
6:20 pm - 11:35 am
PNH
-
SEA
31h 15m
2 stops
$3,021British Airways
Sun, Jul 12 - Fri, Jul 31
British Airways Logo
8:20 pm - 10:00 am
SEA
-
PNH
47h 40m
3 stops
British Airways Logo
6:20 pm - 6:25 pm
PNH
-
SEA
38h 05m
3 stops
$8,622British Airways
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$2,664
Best time to beat the crowds with an average 20% drop in price.
Most popular time to fly with an average 25% increase in price.
Flight from Portland to Phnom Penh

FAQs for booking flights from Washington to Phnom Penh

  • How does KAYAK find such low prices on flights from Washington to Phnom Penh?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Phnom Penh.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Phnom Penh?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Phnom Penh from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to Phnom Penh?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Phnom Penh with an airline and back to Washington with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Phnom Penh?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Phnom Penh from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Phnom Penh

Information on the airport you'll fly into in Phnom Penh

Phnom Penh (PNH)