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Cheap flight deals from Seattle to Osaka Starting at €351

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip
      • SEA12:45 pm
        36h
        1 stop
        KIX05:45 pm
        Mon, Feb 24|Seattle - Osaka|Asiana Airlines
        €351€520
        33% OFF
        33% OFF
        €520€351

        Choose Asiana Airlines flights from Seattle to Osaka. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Mon, Feb 24, arriving at Kansai International Airport. One-way Prices start from €351 including taxes and charges.

      • SEA12:45 pm
        15h 10m
        1 stop
        KIX08:55 pm
        Fri, Mar 7|Seattle - Osaka|Asiana Airlines
        €368€520
        28% OFF
        28% OFF
        €520€368

        Choose Asiana Airlines flights from Seattle to Osaka. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Fri, Mar 7, arriving at Kansai International Airport. One-way Prices start from €368 including taxes and charges.

      • SEA12:45 pm
        15h 10m
        1 stop
        KIX08:55 pm
        Sat, Mar 8|Seattle - Osaka|Asiana Airlines
        €368€520
        28% OFF
        28% OFF
        €520€368

        Choose Asiana Airlines flights from Seattle to Osaka. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Sat, Mar 8, arriving at Kansai International Airport. One-way Prices start from €368 including taxes and charges.

      • SEA12:45 pm
        34h 5m
        1 stop
        KIX03:50 pm
        Wed, Feb 19|Seattle - Osaka|Asiana Airlines
        €383
        €383

        Choose Asiana Airlines flights from Seattle to Osaka. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Wed, Feb 19, arriving at Kansai International Airport. One-way Prices start from €383 including taxes and charges.

      • SEA01:45 pm
        15h 10m
        1 stop
        KIX08:55 pm
        Wed, Mar 19|Seattle - Osaka|Asiana Airlines
        €386
        €386

        Choose Asiana Airlines flights from Seattle to Osaka. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Wed, Mar 19, arriving at Kansai International Airport. One-way Prices start from €386 including taxes and charges.

      • SEA01:45 pm
        34h 5m
        1 stop
        KIX03:50 pm
        Thu, Mar 20|Seattle - Osaka|Asiana Airlines
        €388
        €388

        Choose Asiana Airlines flights from Seattle to Osaka. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Thu, Mar 20, arriving at Kansai International Airport. One-way Prices start from €388 including taxes and charges.

      • SEA01:45 pm
        34h 5m
        1 stop
        KIX03:50 pm
        Tue, Mar 18|Seattle - Osaka|Asiana Airlines
        €389
        €389

        Choose Asiana Airlines flights from Seattle to Osaka. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Tue, Mar 18, arriving at Kansai International Airport. One-way Prices start from €389 including taxes and charges.

      • SEA01:45 pm
        34h 5m
        1 stop
        KIX03:50 pm
        Mon, Mar 17|Seattle - Osaka|Asiana Airlines
        €390
        €390

        Choose Asiana Airlines flights from Seattle to Osaka. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Mon, Mar 17, arriving at Kansai International Airport. One-way Prices start from €390 including taxes and charges.

      • SEA01:45 pm
        34h 5m
        1 stop
        KIX03:50 pm
        Sun, Mar 23|Seattle - Osaka|Asiana Airlines
        €390
        €390

        Choose Asiana Airlines flights from Seattle to Osaka. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Sun, Mar 23, arriving at Kansai International Airport. One-way Prices start from €390 including taxes and charges.

      • SEA02:05 pm
        33h 45m
        1 stop
        KIX03:50 pm
        Tue, Apr 1|Seattle - Osaka|Asiana Airlines
        €394
        €394

        Choose Asiana Airlines flights from Seattle to Osaka. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Tue, Apr 1, arriving at Kansai International Airport. One-way Prices start from €394 including taxes and charges.

      • SEA01:00 pm
        3h 5m
        Nonstop
        OSA02:00 pm
        Wed, Feb 26|Seattle - Osaka|Asiana Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Seattle to Osaka Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. JL067

    Japan Airlines

    01:30 pm

    SEA

    10.1h

    03:35 pm

    NRT

    SMTWTFS
    Search

  2. JL137

    Japan Airlines

    06:45 pm

    HND

    1.3h

    08:05 pm

    ITM

    SMTWTFS

  3. OZ271

    Asiana Airlines

    02:30 pm

    SEA

    11.4h

    05:55 pm

    ICN

    SMTWTFS
    Search

  4. OZ1145

    Asiana Airlines

    08:30 am

    GMP

    1.7h

    10:10 am

    KIX

    SMTWTFS

  5. OZ271

    Asiana Airlines

    02:30 pm

    SEA

    11.4h

    05:55 pm

    ICN

    SMTWTFS
    Search

  6. OZ116

    Asiana Airlines

    07:10 pm

    ICN

    1.8h

    08:55 pm

    KIX

    SMTWTFS

  7. NH117

    All Nippon Airways

    04:30 pm

    SEA

    10.5h

    07:00 pm

    HND

    SMTWTFS
    Search

  8. NH411

    All Nippon Airways

    06:40 am

    HND

    1.2h

    07:50 am

    UKB

    SMTWTFS

  9. NH117

    All Nippon Airways

    04:30 pm

    SEA

    10.5h

    07:00 pm

    HND

    SMTWTFS
    Search

  10. NH985

    All Nippon Airways

    06:20 am

    HND

    1.1h

    07:25 am

    ITM

    SMTWTFS

  11. NH117

    All Nippon Airways

    04:30 pm

    SEA

    10.5h

    07:00 pm

    HND

    SMTWTFS
    Search

  12. NH099

    All Nippon Airways

    09:00 pm

    HND

    1.3h

    10:20 pm

    KIX

    SMTWTFS

  13. NH7327

    All Nippon Airways

    07:00 am

    SEA

    2.2h

    09:13 am

    SFO

    SMTWTFS
    Search

  14. NH7071

    All Nippon Airways

    10:45 am

    SFO

    12.1h

    02:50 pm

    KIX

    SMTWTFS

  15. UA1403

    United Airlines

    07:00 am

    SEA

    2.2h

    09:13 am

    SFO

    SMTWTFS
    Search

  16. UA035

    United Airlines

    10:45 am

    SFO

    12.1h

    02:50 pm

    KIX

    SM-WTFS

  17. PR125

    Philippine Airlines

    11:30 pm

    SEA

    13.5h

    04:00 am

    MNL

    --T-T-S
    Search

  18. PR408

    Philippine Airlines

    02:35 pm

    MNL

    4.1h

    07:40 pm

    KIX

    SMTWTFS

  19. PR125

    Philippine Airlines

    11:30 pm

    SEA

    13.5h

    04:00 am

    MNL

    --T-T-S
    Search

  20. PR412

    Philippine Airlines

    09:30 am

    MNL

    3.8h

    02:15 pm

    KIX

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Seattle to Osaka?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Seattle (SEA) to Osaka (OSA) the cheapest?

    Airlines adjust prices for flights from Seattle to Osaka based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Seattle (SEA) to Osaka (OSA) cost?

    According to Trip.com's data, the lowest price is around €1,395.

  • What is the transportation method from the main airport to downtown in Osaka?

    • The distance from Kansai International Airport to downtown is about 37 km. It takes about 50 minutes by taxi.
    • The distance from Kobe Airport to downtown is about 25 km. It takes about 40 minutes by taxi.
    • The distance from Osaka International Airport to downtown is about 12 km. It takes about 30 minutes by taxi.

How to find a cheap flight from Seattle to Osaka

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to Osaka. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Seattle to Osaka

Cheapest nonstop flight price€350
Off-season for travelJanuary
Peak season for travelNovember
Flight distance8,051.25 km
Popular airlineChina Airlines

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