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Cheap flights from Seattle to Phnom Penh from $408

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Phnom Penh departing on 10/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Phnom Penh

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Phnom Penh that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Phnom Penh.

Cheap last minute flights

Planning a quick getaway from Seattle to Phnom Penh? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Phnom Penh, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Phnom Penh

Find recent round-trip train or bus tickets from Seattle to Phnom Penh.

All round-trip flight deals to Phnom Penh

The cheapest plane tickets to Phnom Penh found on KAYAK recently.
10:35 pm - 12:15 amSEA-PNH
34h 40m1 stop
1:05 am - 6:10 pmPNH-SEA
32h 05m1 stop
$744Philippine Airlines
Find Deal
Wed, Nov 20 - Sat, Dec 7
10:35 pm - 12:15 amSEA-PNH
34h 40m1 stop
1:05 am - 6:10 pmPNH-SEA
32h 05m1 stop
$758Philippine Airlines
Find Deal
Wed, Nov 20 - Sat, Dec 7
1:50 pm - 10:55 pmSEA-PNH
19h 05m1 stop
11:55 pm - 12:35 pmPNH-SEA
26h 40m1 stop
$874Asiana Airlines
Find Deal
Thu, Mar 13 - Sun, Mar 30
1:50 pm - 10:55 pmSEA-PNH
19h 05m1 stop
11:55 pm - 12:35 pmPNH-SEA
26h 40m1 stop
$892Asiana Airlines
Find Deal
Thu, Mar 13 - Sun, Mar 30
8:40 am - 8:35 amSEA-PNH
32h 55m1 stop
6:45 pm - 7:10 amPNH-SEA
27h 25m1 stop
$957Singapore Airlines
Find Deal
Thu, Jan 30 - Mon, Feb 17
8:40 am - 8:35 amSEA-PNH
32h 55m1 stop
6:45 pm - 7:10 amPNH-SEA
27h 25m1 stop
$982Singapore Airlines
Find Deal
Sat, Feb 1 - Mon, Feb 17
1:00 pm - 10:10 pmSEA-PNH
19h 10m1 stop
11:40 pm - 10:50 amPNH-SEA
25h 10m1 stop
$1,086Korean Air
Find Deal
Tue, Apr 8 - Thu, May 8
12:10 am - 11:25 amSEA-PNH
20h 15m1 stop
12:45 pm - 7:10 pmPNH-SEA
20h 25m1 stop
$1,094EVA Air
Find Deal
Tue, Feb 11 - Thu, Mar 13
1:00 pm - 10:10 pmSEA-PNH
19h 10m1 stop
11:40 pm - 10:50 amPNH-SEA
25h 10m1 stop
$1,096Korean Air
Find Deal
Tue, Apr 8 - Thu, May 8
1:10 am - 11:25 amSEA-PNH
20h 15m1 stop
12:35 pm - 7:30 pmPNH-SEA
20h 55m1 stop
$1,123EVA Air
Find Deal
Wed, Mar 12 - Sun, Mar 30
5:30 am - 5:00 pmSEA-PNH
45h 30m2 stops
Thu, Oct 24
11:40 pm - 11:59 pmSEA-PNH
34h 19m1 stop
$486Philippine Airlines
Find Deal
Wed, Oct 23
2:20 pm - 10:55 pmSEA-PNH
18h 35m1 stop
$536Asiana Airlines
Find Deal
Tue, Oct 22
2:20 pm - 10:55 pmSEA-PNH
18h 35m1 stop
$579Asiana Airlines
Find Deal
Mon, Oct 21
8:40 am - 12:45 pmSEA-PNH
37h 05m1 stop
$737Singapore Airlines
Find Deal
Sun, Dec 8
7:00 am - 10:25 pmSEA-PNH
24h 25m2 stops
$783Korean Air
Find Deal
Thu, Dec 26
1:00 pm - 10:10 pmSEA-PNH
19h 10m1 stop
$843Korean Air
Find Deal
Thu, Oct 17
11:30 pm - 11:25 amSEA-PNH
20h 55m1 stop
$885EVA Air
Find Deal
Thu, Dec 26
11:30 pm - 11:25 amSEA-PNH
20h 55m1 stop
$899EVA Air
Find Deal
Thu, Dec 26
3:59 pm - 1:05 pmSEA-PNH
55h 06m3 stops
$1,124Singapore Airlines
Find Deal
Sun, Oct 20

Asiana Airlines flights from Seattle to Phnom Penh

Our best Asiana Airlines deals on Seattle to Phnom Penh flight tickets
Asiana Airlines
Mar 13
SEA1:50 pmSeattle/Tacoma Intl
19h 05m
1 stop
PNH10:55 pmPhnom Penh Pochentong
Mar 30
PNH11:55 pmPhnom Penh Pochentong
26h 40m
1 stop
SEA12:35 pmSeattle/Tacoma Intl
Asiana Airlines
Mar 13
SEA1:50 pmSeattle/Tacoma Intl
19h 05m
1 stop
PNH10:55 pmPhnom Penh Pochentong
Mar 30
PNH11:55 pmPhnom Penh Pochentong
26h 40m
1 stop
SEA12:35 pmSeattle/Tacoma Intl
Asiana Airlines
Jan 14
SEA12:50 pmSeattle/Tacoma Intl
19h 05m
1 stop
PNH10:55 pmPhnom Penh Pochentong
Mar 3
PNH11:55 pmPhnom Penh Pochentong
26h 05m
1 stop
SEA11:00 amSeattle/Tacoma Intl

China Eastern flights from Seattle to Phnom Penh

Our best China Eastern deals on Seattle to Phnom Penh flight tickets
China Eastern
Nov 12
SEA7:05 amSeattle/Tacoma Intl
25h 10m
2 stops
PNH11:15 pmPhnom Penh Pochentong
Dec 30
PNH12:15 amPhnom Penh Pochentong
31h 08m
2 stops
SEA4:23 pmSeattle/Tacoma Intl
China Eastern
Nov 15
SEA7:05 amSeattle/Tacoma Intl
25h 10m
2 stops
PNH11:15 pmPhnom Penh Pochentong
Dec 8
PNH12:15 amPhnom Penh Pochentong
29h 40m
2 stops
SEA2:55 pmSeattle/Tacoma Intl
China Eastern
Nov 16
SEA6:25 pmSeattle/Tacoma Intl
37h 50m
2 stops
PNH11:15 pmPhnom Penh Pochentong
Dec 6
PNH12:15 amPhnom Penh Pochentong
29h 40m
2 stops
SEA2:55 pmSeattle/Tacoma Intl

How to get the cheapest flight ticket from Seattle to Phnom Penh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from Seattle to Phnom Penh?

September. The cheapest time of year to fly to Phnom Penh from Seattle is September. Most expensive is June

What is the cheapest day to depart Seattle for Phnom Penh?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Wednesday

When is the cheapest time to fly from Seattle to Phnom Penh?

At noon. Seattle to Phnom Penh flights are approximately 30% more expensive in the afternoon than at noon

What is the cheapest airline that flies to Phnom Penh from Seattle?

China Airlines. China Airlines, Singapore Airlines, and Asiana Airlines are the most popular carriers operating from Seattle to Phnom Penh

What is the cheapest Seattle to Phnom Penh flight route?

Seattle/Tacoma Intl - Phnom Penh Pochentong. Fly from Seattle/Tacoma Intl to Phnom Penh Pochentong for the best Seattle - Phnom Penh flight prices

How far in advance should you book Seattle to Phnom Penh flights?

14 days before. The cheapest time to buy a flight from Seattle to Phnom Penh is approximately 14 days to departure

Can stopping save me money on Seattle to Phnom Penh flights?

You could potentially save up to 16% on your flight if you consider stops on a Seattle to Phnom Penh flight.

How have Seattle to Phnom Penh flight prices changed over time?

As of October 2024, prices for Seattle to Phnom Penh flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Phnom Penh

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Phnom Penh according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Phnom Penh (SEA to PNH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Phnom Penh

Best Price Found

$408

Fastest flight time

18h 35m

Direct flights

None

Airports in Phnom Penh

1 airport
The best one-way flight to Phnom Penh from Seattle in the past 72 hours is $408. The best round-trip flight deal from Seattle to Phnom Penh found on momondo in the last 72 hours is $744.
The fastest flight from Seattle to Phnom Penh takes 18h 35m
There are no direct flights from Seattle to Phnom Penh. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Phnom Penh Pochentong Airport.
There is 1 airport near Phnom Penh: Phnom Penh Pochentong (PNH)

  • How far is Seattle/Tacoma Intl to Phnom Penh Pochentong by plane?

    There are 7420.4 mi between Seattle/Tacoma Intl and Phnom Penh Pochentong. Flights usually cover this in 19h 05m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Phnom Penh Pochentong Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Phnom Penh Pochentong Airport were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Phnom Penh Pochentong Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Phnom Penh Pochentong Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Phnom Penh Pochentong Airport.

  • What documentation or ID do you need to fly to Phnom Penh Pochentong Airport?

    The travel and health documents you'll need for your trip to Phnom Penh Pochentong Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Phnom Penh Pochentong Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Phnom Penh?


Best airlines flying from Seattle to Phnom Penh

Compare and see reviews for airlines that fly from Seattle to Phnom Penh with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $796Free CancellationRating
8.1
1,338 reviews
Search Singapore Airlines flights
China AirlinesPriceFrom $877Free CancellationRating
8.3
806 reviews
Search China Airlines flights
Asiana AirlinesPriceFrom $908Free CancellationRating
8.3
496 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $953Free CancellationRating
8.5
1,055 reviews
Search Korean Air flights
EVA AirPriceFrom $1,066Free CancellationRating
8.4
1,358 reviews
Search EVA Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Phnom Penh?

Finding the right flight to Phnom Penh from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Phnom Penh quick and easy, saving you time and money.

Can I find flights from Seattle to Phnom Penh with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Phnom Penh flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Phnom Penh?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Phnom Penh from Seattle.

I’m not ready to book a flight from Seattle to Phnom Penh right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Phnom Penh flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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