Cheap flights from Phnom Penh to Seattle from $484
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phnom Penh to Seattle departing on 6/22. 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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How to get the cheapest flight ticket from Phnom Penh to Seattle
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 typical price of a round-trip flight between Phnom Penh and Seattle?
What is the cheapest month to fly to Seattle?
In general, November is the cheapest month to fly from Phnom Penh to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $964. If you don’t want to visit Seattle in November, then you should wait until May to fly from Phnom Penh, when ticket prices are also cheap, with an average price of $983.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Phnom Penh is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,104. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Tuesday is the most expensive day to depart from Phnom Penh because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,403.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Phnom Penh at noon is the least expensive time of day to depart. momondo users have found prices as low as $992 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $1,354. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Phnom Penh when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $1,146 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Phnom Penh for as low as $836 on momondo.
What is the cheapest airline that flies from Phnom Penh Pochentong to Seattle/Tacoma Intl?
Singapore Airlines, China Airlines, and EVA Air are the most popular carriers operating from Phnom Penh Pochentong to Seattle/Tacoma Intl
What airlines fly to Seattle?
EVA Air, Asiana Airlines and Korean Air are the top three most popular airlines that fly to Seattle from Phnom Penh according to our data. EVA Air is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 4 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
When to book flights from Phnom Penh to Seattle
Cheap Phnom Penh to Seattle (PNH to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Phnom Penh to Seattle
How far is Phnom Penh Pochentong to Seattle/Tacoma Intl by plane?
Phnom Penh Pochentong and Seattle/Tacoma Intl are 7420.4 mi apart from one another. In terms of flight time, this usually takes a little over 16h 35m.
When did momondo last update prices for flights from Phnom Penh Pochentong Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Phnom Penh Pochentong Airport to Seattle/Tacoma Intl Airport are updated daily.
How many operators does momondo search for flights from Phnom Penh Pochentong Airport to Seattle/Tacoma Intl Airport?
As of June 2025, there are 4 operators available to choose from for flights from Phnom Penh Pochentong Airport to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Phnom Penh Pochentong Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Phnom Penh Pochentong Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Phnom Penh to Seattle?
Based on momondo bookings for flights between Phnom Penh and Seattle, the leading airline is EVA Air, making up 43% of the total bookings. Other popular airlines include Asiana Airlines with 28%, Korean Air with 19%, and China Airlines with 10%.
Best airlines flying from Phnom Penh to Seattle
Compare and see reviews for airlines that fly from Phnom Penh to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $707 | Free Cancellation | Rating 8.2 440 reviews | |||
| PriceFrom $831 | Free Cancellation | Rating 8.4 1,088 reviews | |||
| PriceFrom $991 | Free Cancellation | Rating 8.3 738 reviews | |||
| PriceFrom $1,073 | Free Cancellation | Rating 8.4 1,202 reviews |
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Why should I use momondo to find a flight deal from Phnom Penh to Seattle?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Phnom Penh to Seattle. momondo saves you time and could save you money on your trip.
Can I find flights from Phnom Penh to Seattle with flexible booking policies on momondo?
Yes. All flights to Seattle from Phnom Penh on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Phnom Penh to Seattle?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Phnom Penh to Seattle.
I’m not ready to book a flight from Phnom Penh to Seattle right now. Can momondo alert me if prices change?
Price alerts on flights to Seattle from Phnom Penh are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.