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KIX - SEA

$418 Find Cheap Flights from Osaka Kansai Intl to Seattle - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$914
Typical prices: $782-$1,120
Delta
Sat 10/27Sun 1/21
KIX - SEA • 1 stop
Cheapest one-way
$418
Typical prices: $524-$693
Multiple Airlines
Sun 11/4
KIX - SEA • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Osaka Kansai Intl Airport and Seattle. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
May
Cheapest • 17% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Manila Ninoy Aquino Intl (MNL)
Cheapest • Avg $766 (round-trip)
Tokyo Haneda (HND)
Shortest trip • 12h 48m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Kansai Intl to Seattle (KIX-SEA)

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

Recent round-trip flight deals from Kansai Intl to Seattle

Tue, Oct 27 - Thu, Jan 21
Delta Logo
2:00 pm - 12:51 pmKIX  Osaka Kansai Intl-SEA Seattle/Tacoma Intl
14h 51m1 stop Incheon Intl
Delta Logo
12:40 pm - 8:45 pmSEA  Seattle/Tacoma Intl-KIX Osaka Kansai Intl
15h 05m1 stop Incheon Intl
$914Delta
Thu, Dec 24 - Mon, Jan 11
Alaska Airlines Logo
6:50 am - 9:15 amKIX  Osaka Kansai Intl-SEA Seattle/Tacoma Intl
19h 25m1 stop Tokyo Haneda
Alaska Airlines Logo
12:00 pm - 2:15 pmSEA  Seattle/Tacoma Intl-KIX Osaka Kansai Intl
33h 15m1 stop Tokyo Narita
$930Alaska Airlines
Sun, Jan 10 - Tue, Apr 13
Korean Air Logo
2:15 am - 9:05 amKIX  Osaka Kansai Intl-SEA Seattle/Tacoma Intl
23h 50m1 stop Incheon Intl
Korean Air Logo
12:55 am - 10:40 pmSEA  Seattle/Tacoma Intl-KIX Osaka Kansai Intl
29h 45m1 stop Incheon Intl
$970Korean Air
Wed, Dec 23 - Tue, Jan 12
Multiple Airlines Logo
9:10 pm - 9:15 amKIX  Osaka Kansai Intl-SEA Seattle/Tacoma Intl
29h 05m1 stop Tokyo Haneda
Multiple Airlines Logo
7:00 am - 6:45 pmSEA  Seattle/Tacoma Intl-KIX Osaka Kansai Intl
18h 45m1 stop Honolulu
$971Multiple Airlines
Wed, Dec 23 - Sun, Jan 10
Multiple Airlines Logo
6:50 am - 9:15 amKIX  Osaka Kansai Intl-SEA Seattle/Tacoma Intl
19h 25m1 stop Tokyo Haneda
Multiple Airlines Logo
7:00 am - 6:45 pmSEA  Seattle/Tacoma Intl-KIX Osaka Kansai Intl
18h 45m1 stop Honolulu
$997Multiple Airlines
Wed, Dec 23 - Mon, Jan 11
Multiple Airlines Logo
6:50 am - 9:15 amKIX  Osaka Kansai Intl-SEA Seattle/Tacoma Intl
19h 25m1 stop Tokyo Haneda
Multiple Airlines Logo
7:00 am - 6:45 pmSEA  Seattle/Tacoma Intl-KIX Osaka Kansai Intl
18h 45m1 stop Honolulu
$997Multiple Airlines
Thu, Dec 24 - Tue, Jan 12
Multiple Airlines Logo
6:50 am - 9:15 amKIX  Osaka Kansai Intl-SEA Seattle/Tacoma Intl
19h 25m1 stop Tokyo Haneda
Multiple Airlines Logo
7:00 am - 6:45 pmSEA  Seattle/Tacoma Intl-KIX Osaka Kansai Intl
18h 45m1 stop Honolulu
$998Multiple Airlines
Thu, Dec 24 - Sun, Jan 10
Multiple Airlines Logo
6:50 am - 9:15 amKIX  Osaka Kansai Intl-SEA Seattle/Tacoma Intl
19h 25m1 stop Tokyo Haneda
Multiple Airlines Logo
7:00 am - 6:45 pmSEA  Seattle/Tacoma Intl-KIX Osaka Kansai Intl
18h 45m1 stop Honolulu
$998Multiple Airlines
Thu, Nov 12 - Mon, Nov 16
Air Canada Logo
7:25 pm - 9:57 pmKIX  Osaka Kansai Intl-SEA Seattle/Tacoma Intl
19h 32m1 stop Vancouver Intl
Air Canada Logo
8:40 am - 5:40 pmSEA  Seattle/Tacoma Intl-KIX Osaka Kansai Intl
16h 00m1 stop Vancouver Intl
$1,144Air Canada
Thu, Nov 12 - Mon, Nov 16
Air Canada Logo
7:25 pm - 9:27 amKIX  Osaka Kansai Intl-SEA Seattle/Tacoma Intl
31h 02m1 stop Vancouver Intl
Air Canada Logo
10:10 am - 5:40 pmSEA  Seattle/Tacoma Intl-KIX Osaka Kansai Intl
14h 30m1 stop Vancouver Intl
$1,144Air Canada
Booking Insights

Price, demand and travel trends for Osaka Kansai Intl Airport to Seattle flights

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

How much is a round-trip flight from Osaka Kansai Intl Airport to Seattle?

Round-trip flights from Osaka Kansai Intl Airport to Seattle typically range from $782 to $1,120. The lowest price found in the past 5 days was $914, on Delta.

What's the cheapest day of the week to fly from Osaka Kansai Intl Airport to Seattle?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Osaka Kansai Intl Airport to Seattle. It’s 12% cheaper than the average day, while Friday is the most expensive, with prices 29% higher.

Find deals

Key details for Osaka Kansai Intl Airport to Seattle flights

Low season

October

Cheapest flight

$418
Beat the crowds with an average 90% drop in travelers.
The most popular month to fly with an average 198% increase in travelers.
One-way flight from Osaka Kansai Intl Airport to Seattle

When to book flights from Kansai Intl to Seattle

Are your dates flexible? Find out the best times to travel from Kansai Intl 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 Osaka Kansai Intl Airport to Seattle flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Osaka Kansai Intl Airport to Seattle?

    Three cabin classes are available on flights from Osaka Kansai Intl Airport to Seattle:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • How long is a flight from Osaka Kansai Intl Airport to Seattle?

    A nonstop flight from Osaka Kansai Intl Airport to Seattle takes 00m, covering 5,024 miles.

  • Do I need a passport to fly from Osaka Kansai Intl Airport 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 should I expect to pay for a Osaka Kansai Intl Airport to Seattle flight?

    Round-trip flights from Osaka Kansai Intl Airport to Seattle range from $782 to $1,120, with an average of $865 over the past 12 months. Anything below $782 counts as a good deal.

  • Have flight prices from Osaka Kansai Intl Airport to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $914 to $5,939. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Osaka Kansai Intl Airport to Seattle looking right now?

    One-way fares from Osaka Kansai Intl Airport to Seattle are currently lower than usual. Average one-way flight prices are about $449, which is 22% below the typical average for this route.

  • 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

  • Which airports can I use when flying from Osaka Kansai Intl Airport to Seattle?

    Flights from Osaka Kansai Intl Airport to Seattle usually depart from Osaka Kansai Intl (KIX) and arrive at Seattle/Tacoma Intl (SEA).

  • Which airports do connecting flights from Osaka Kansai Intl Airport to Seattle pass through?

    One-stop flights from Osaka Kansai Intl Airport to Seattle most commonly connect through:

    • Taipei City Taiwan Taoyuan Intl (TPE) - 47% of one-stop connections
    • Vancouver Intl (YVR) - 32% of one-stop connections
    • Incheon Intl (ICN) - 16% of one-stop connections
    • Tokyo Haneda (HND) - 3% of one-stop connections

  • Can I save money by using flexible dates for flights from Osaka Kansai Intl Airport to Seattle?

    Yes. Flexible dates can save you up to 32% on flights from Osaka Kansai Intl Airport to Seattle. Sunday is the cheapest departure day at $767 round-trip on average, while Friday is the most expensive at $1,119, a difference of $352.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Osaka Kansai Intl Airport to Seattle?

    Flying via Tokyo Haneda (HND) gives the shortest average 1-stop total travel time at 12h 48m, compared with 14h 14m via Vancouver Intl (YVR) and 17h 32m via Incheon Intl (ICN).

  • What is the time difference between Osaka Kansai Intl Airport and Seattle?

    Seattle is 16 hours behind Osaka Kansai Intl Airport (Pacific Time vs Japan Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Seattle?

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

Your guide to booking Osaka Kansai Intl Airport to Seattle flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Friday. On this route, Sunday flights average $767, about $352 less than Friday fares (31% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Osaka Kansai Intl Airport to Seattle trip for May. Fares historically average $717 round-trip in that month - typically $517 less than the most expensive month, which is July (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

More options for your flight from Kansai Intl to Seattle

Complete your trip to Seattle with a hotel stay or car rental

Car rentals in Seattle
Hotels in Seattle
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