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Cheap Flights from Washington to Phnom Penh (PNH)

Expected price increase 11%
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1 Passenger
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Passengers

Adults 18+

Children 2-11

Infants under 2

Lap infants under 2

Flight Classes

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Average price per month


  • Low Season: February
  • High Season: May
  • Prices for this route are volatile and fluctuate from month to month.
  • The cheapest flights are usually bought in February, April and October.
  • High season months are September, March and May. However, it's not the rule and you should always search current flight deals.
  • For example, the flight from Washington to Phnom Penh is currently 11% cheaper than average.

Price increase as travel date approaches


  • Flight prices for this route increase by 29% if you book last minute. Hover on the graph above to see for yourself!.
  • To grab the lowest price possible, you should buy your flight around 59 days before departure!
  • Consider booking at least 30 days before departure to increase your chances of getting a low price.
  • Generally, it's safe to book between 90 and 60 days in advance.

Washington to Phnom Penh Flight Information

Flights Depart FromWashington (SEA)
Flights Arriving ToPhnom Penh (PNH)
Distance11973.05 km
Current Discount11 %
Average Price $1184.51
Good Deal $779.62
Cheapest AirlinesPhilippine Airlines (PAL), Asiana Airlines, Korean Air, China Airlines, Singapore Airlines, EVA Air
Popular AirlinesSingapore Airlines, EVA Air, Korean Air, Asiana Airlines, China Airlines, Delta Air Lines, Philippine Airlines (PAL)
Flight Duration15 hours 21 minutes
Flights Depart From
Washington (SEA)
Flights Arrive In
Phnom Penh (PNH)
Distance
11973.05 km
Flight Duration
15 hours 21 minutes
Current Discount
11 %
Average Price
$1184.51
Good Deal
$779.62
Cheapest Airlines
Philippine Airlines (PAL), Asiana Airlines, Korean Air, China Airlines, Singapore Airlines, EVA Air
Popular Airlines
Singapore Airlines, EVA Air, Korean Air, Asiana Airlines, China Airlines, Delta Air Lines, Philippine Airlines (PAL)

Most Reliable Airlines flying to Phnom Penh

Airline Overall Rating On time arrival Check-in & Boarding Cleanliness Customer Service Food & Beverage Entertainment Legroom Seat Comfort
Singapore Airlines Singapore Airlines 4.3 4.5 4.5 4.5 4.5 4.0 4.5 4.0 4.0
EVA Air EVA Air 4.2 - 4.5 4.5 4.5 4.0 4.0 4.0 4.0
Korean Air Korean Air 4.2 4.0 4.5 4.5 4.5 4.0 4.0 4.0 4.0
Asiana Airlines Asiana Airlines 3.9 3.5 4.0 4.0 4.0 4.0 3.5 4.0 4.0
China Airlines China Airlines 3.8 3.5 4.0 4.0 4.0 3.5 3.5 4.0 4.0
Delta Air Lines Delta Air Lines 3.8 4.5 4.0 4.0 4.0 3.5 4.0 3.5 3.5
Philippine Airlines (PAL) Philippine Airlines (PAL) 3.4 3.5 3.5 4.0 3.5 3.5 2.5 3.5 3.5
Overall Rating
4.5
On time arrival
4.5
Check-in & Boarding
4.5
Cleanliness
4.5
Customer Service
4.5
Food & Beverage
4.0
Entertainment
4.5
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
-
Check-in & Boarding
4.5
Cleanliness
4.5
Customer Service
4.5
Food & Beverage
4.0
Entertainment
4.0
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
4.0
Check-in & Boarding
4.5
Cleanliness
4.5
Customer Service
4.5
Food & Beverage
4.0
Entertainment
4.0
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
3.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
4.0
Entertainment
3.5
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
3.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
3.5
Entertainment
3.5
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
4.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
3.5
Entertainment
4.0
Legroom
3.5
Seat Comfort
3.5
Overall Rating
3.5
On time arrival
3.5
Check-in & Boarding
3.5
Cleanliness
4.0
Customer Service
3.5
Food & Beverage
3.5
Entertainment
2.5
Legroom
3.5
Seat Comfort
3.5

Good to know:

  • Phnom Penh International is the major airport in Phnom Penh and surrounding area.

Enter your preferred departure airport and travel dates into the search form above to unlock the latest Phnom Penh flight deals.

Track the flight prices from Washington to Phnom Penh by subscribing to Fare Alerts to never miss the best deals possible.

Did you know that you could find even better deals when you use our Mobile App?.
How to get the cheapest flight to Phnom Penh?

Currently there is a 11% discount on flights to Phnom Penh. This price won't stay too long and you should consider buying now.

Flight prices for this route are expected to go up by 11%.

Search and compare flight options now!.

Awesome Deals

notifications_active In the past few days the following airlines offered the lowest prices from Washington to Phnom Penh: Philippine Airlines (PAL), Asiana Airlines, Korean Air, China Airlines, Singapore Airlines and EVA Air..

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Frequently Asked Questions

  • How long is a direct flight from Washington to Phnom Penh?A direct flight from Washington to Phnom Penh takes roughly 15 hours 21 minutes.
  • Which airlines offer cheap airfare from Washington to Phnom Penh?That may change at any time. But in the past 14 days, the cheapest tickets we've found were with Philippine Airlines (PAL), Asiana Airlines, Korean Air, China Airlines, Singapore Airlines and EVA Air.
  • Do I need my passport to fly from Washington to Phnom Penh?Yes, you most certainly do.
  • Which airlines fly from Washington to Phnom Penh most often?Singapore Airlines, EVA Air, Korean Air, Asiana Airlines, China Airlines, Delta Air Lines and Philippine Airlines (PAL) are the top.
  • What's the cheapest day to fly from Washington to Phnom Penh?That depends. Recently, the cheapest day to fly from Washington to Phnom Penh has been Wednesday. And the cheapest return flight from Friday has been. That said, the cheapest departure days are constantly changing.
  • Which airport will I be flying from in Washington?When departing from Washington you'll be flying out of Seattle-Tacoma International.
  • Which airport will I be flying from in Phnom Penh?When departing from Phnom Penh you'll be flying out of Phnom Penh International.
  • How is Justfly.com so good at finding cheap flights?We've taken an oath of secrecy and vowed never to say. Just kidding. Our team and technology allows us to browse through hundreds of airlines and hundreds of thousands of flights to find the lowest prices. Then we pass the savings on to you.
  • Can Justfly.com help me save money in any other way?We're glad you asked. We help you save money with our Fare Alerts, Price Trend charts and multi-ticket bookings. We also help you save on hotels and car rentals.
  • How many airlines does Justfly.com search to find affordable flights?We typically search over 400 airlines.
  • Can Justfly.com's Price Trend tool really tell me the best time to buy tickets?Absolutely! That's why we've made it accessible to you.
  • Will the price of my flight change?Flight prices and availability change often. To counter this, we update the important data as often as possible every step of the way.
  • How will I receive my booking confirmation and travel information?We'll send you an email with the important details!
  • Can you cancel or change Justfly.com flights?You sure can. But give us a call first. We'll do our best to find a solution. However, in some cases, if we cancel your booking, we'll have to charge an administrative fee of $75 (domestic), $125 (trans-border between Canada and USA) and $200 (international).
  • Are Justfly.com's tickets refundable?All bookings are currently non-refundable.
  • How do I contact Justfly.com?To find answers to all of your questions, click here to visit our support page.

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