KTI - SEA

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1 adult, Economy, 0 bags

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Everything you should know

Nonstop flights
Not available
There are currently no direct flights between Phnom Penh and Seattle. You'll need to take a connecting flight to reach the destination.
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When to travel
February
Cheapest • 26% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Manila Ninoy Aquino Intl (MNL)
Cheapest • Avg $682 (round-trip)
Taipei City Taiwan Taoyuan Intl (TPE)
Shortest trip • 20h 07m (one-way)
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Flight Deals

Cheap Flights from Phnom Penh to Seattle (KTI-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Phnom Penh to Seattle

Multiple Airlines Logo
KTI  Phnom Penh Techo Intl-SEA Seattle/Tacoma Airport
7440 mimulti-stop
Multiple Airlines Logo
SEA  Seattle/Tacoma Airport-KTI Phnom Penh Techo Intl
7440 mimulti-stop
Multiple Airlines
Booking Insights

Price, demand and travel trends for Phnom Penh to Seattle flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Phnom Penh to Seattle with more confidence.

What's the cheapest day of the week to fly from Phnom Penh to Seattle?

Friday is the cheapest day of the week to fly from Phnom Penh to Seattle, it is 30% cheaper than the average day. Tuesday is the most expensive day with flight prices 27% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • February is the cheapest month to fly from Phnom Penh to Seattle at $812 round-trip.
  • March ($1,361) and July ($1,281) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 67% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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Key details for Phnom Penh to Seattle flights

Low season

October
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly and prices are also 4% lower on average.

When to book flights from Phnom Penh to Seattle

Are your dates flexible? Find out the best times to travel from Phnom Penh to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Phnom Penh to Seattle flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Phnom Penh to Seattle?

    Flights from Phnom Penh to Seattle usually depart from Phnom Penh Techo Intl (KTI) and arrive at Seattle/Tacoma Intl (SEA).

  • What cabin classes can I book on flights from Phnom Penh to Seattle?

    Three cabin classes are available on flights from Phnom Penh to Seattle:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • Which airports do connecting flights from Phnom Penh to Seattle pass through?

    One-stop flights from Phnom Penh to Seattle most commonly connect through:

    • Taipei City Taiwan Taoyuan Intl (TPE) - 46% of one-stop connections
    • Incheon Intl (ICN) - 42% of one-stop connections
    • Manila Ninoy Aquino Intl (MNL) - 11% of one-stop connections
    • Hong Kong Intl (HKG) - 1% of one-stop connections

    Taipei City Taiwan Taoyuan Intl (TPE) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Phnom Penh to Seattle?

    Yes. Being flexible with your travel dates can save you up to 45% on the Phnom Penh to Seattle route. Friday is the cheapest departure day at $780 round-trip on average, while Tuesday is the most expensive at $1,408, a difference of $628. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are Pike Place Market, Pier 66 and Lumen Field. These are among the most viewed places in Seattle on KAYAK.

  • How long is a flight from Phnom Penh to Seattle?

    A nonstop flight from Phnom Penh to Seattle takes 0h 00m, covering 7,440 miles.

  • Do I need a passport to fly from Phnom Penh to Seattle?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much time can I save by choosing a different layover airport from Phnom Penh to Seattle?

    Flying via Taipei City Taiwan Taoyuan Intl (TPE) gives the shortest average 1-stop total travel time at 20h 07m, compared with 28h 36m via Incheon Intl (ICN) and 29h 39m via Singapore Changi (SIN).

  • What is the time difference between Phnom Penh and Seattle?

    Seattle is 14 hours behind Phnom Penh (Pacific Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:
    · Fox
    · Europcar
    · Thrifty
    · Budget
    · Dollar

  • How much should I expect to pay for a Phnom Penh to Seattle flight?

    Round-trip flights from Phnom Penh to Seattle range from $803 to $1,370, with an average of $1,101 over the past 12 months. Anything below $803 counts as a good deal.

Your guide to booking Phnom Penh to Seattle flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Friday departure instead of Tuesday. On this route, Friday flights average $780 - about $628 less than Tuesday (45% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Phnom Penh to Seattle trip for February. Fares historically average $812 round-trip in that month - typically $549 less than the most expensive month, which is March (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.
    - Seattle Airport Marriott
    - Coast Gateway Hotel
    - Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

Everything you need to know for your flight from Phnom Penh to Seattle

Information on your arrival and departure airports

Phnom Penh (KTI)
Seattle (SEA)