฿33,180 Cheap Flights from Osaka (ITM) to Seattle (SEA)

View ฿33,180 flight on Mon, 8 Sep 2025Opens in a new window

Popular airlines from Itami Airport (ITM) to Seattle-Tacoma International Airport (SEA)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Osaka (ITM) to Seattle (SEA)

Prices were available within the past 7 days and start at ฿33,180 for one-way flights and ฿52,715 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Japan Airlines
Sun, 14 Sep - Sun, 28 Sep
ITM
Osaka
SEA
Seattle
฿52,715 Return, found 5 days ago
฿52,715
Return
found 5 days ago
Select Japan Airlines flight, departing Sun, 14 Sep from Osaka to Seattle, returning Sun, 28 Sep, priced at ฿52,715 found 5 days ago
American Airlines
Sun, 14 Sep - Sun, 28 Sep
ITM
Osaka
SEA
Seattle
฿52,900 Return, found 5 days ago
฿52,900
Return
found 5 days ago
Select American Airlines flight, departing Sun, 14 Sep from Osaka to Seattle, returning Sun, 28 Sep, priced at ฿52,900 found 5 days ago
American Airlines
Sun, 14 Sep - Sun, 28 Sep
ITM
Osaka
SEA
Seattle
฿53,025 Return, found 5 days ago
฿53,025
Return
found 5 days ago
Select American Airlines flight, departing Sun, 14 Sep from Osaka to Seattle, returning Sun, 28 Sep, priced at ฿53,025 found 5 days ago
American Airlines
Sun, 14 Sep - Sun, 28 Sep
ITM
Osaka
SEA
Seattle
฿55,190 Return, found 5 days ago
฿55,190
Return
found 5 days ago
Select American Airlines flight, departing Sun, 14 Sep from Osaka to Seattle, returning Sun, 28 Sep, priced at ฿55,190 found 5 days ago
American Airlines
Sun, 14 Sep - Sun, 28 Sep
ITM
Osaka
SEA
Seattle
฿55,315 Return, found 5 days ago
฿55,315
Return
found 5 days ago
Select American Airlines flight, departing Sun, 14 Sep from Osaka to Seattle, returning Sun, 28 Sep, priced at ฿55,315 found 5 days ago
Japan Airlines
Sun, 14 Sep - Sun, 28 Sep
ITM
Osaka
SEA
Seattle
฿55,440 Return, found 5 days ago
฿55,440
Return
found 5 days ago
Select Japan Airlines flight, departing Sun, 14 Sep from Osaka to Seattle, returning Sun, 28 Sep, priced at ฿55,440 found 5 days ago
American Airlines
Sun, 14 Sep - Sun, 28 Sep
ITM
Osaka
SEA
Seattle
฿57,650 Return, found 5 days ago
฿57,650
Return
found 5 days ago
Select American Airlines flight, departing Sun, 14 Sep from Osaka to Seattle, returning Sun, 28 Sep, priced at ฿57,650 found 5 days ago
American Airlines
Sun, 14 Sep - Sun, 28 Sep
ITM
Osaka
SEA
Seattle
฿59,940 Return, found 5 days ago
฿59,940
Return
found 5 days ago
Select American Airlines flight, departing Sun, 14 Sep from Osaka to Seattle, returning Sun, 28 Sep, priced at ฿59,940 found 5 days ago
Japan Airlines
Sun, 14 Sep - Sun, 28 Sep
ITM
Osaka
SEA
Seattle
฿60,065 Return, found 5 days ago
฿60,065
Return
found 5 days ago
Select Japan Airlines flight, departing Sun, 14 Sep from Osaka to Seattle, returning Sun, 28 Sep, priced at ฿60,065 found 5 days ago
Flight from Osaka to Seattle route information
Origin airport
Itami
Destination airport
Seattle - Tacoma Intl.
Return price
฿52,715
Distance
8003 km

Perfect flights from Osaka to Seattle

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Osaka to Seattle. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Itami to Seattle - Tacoma Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿33,180 and roundtrip prices from ฿52,715. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Seattle - Tacoma Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Seattle.

Frequently asked questions

How much is a flight from ITM to SEA?
Round-trip flights between Itami Airport and Seattle - Tacoma Intl. Airport (SEA) start from ฿52,715. This is based on fares offered within the last 7 days on Expedia for flights departing within the next year — book ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Itami Airport to Seattle - Tacoma Intl. Airport (SEA)?
We get that life can throw the odd curveball, so we've made it as hassle-free as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Itami Airport (ITM) to SEA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Itami Airport to SEA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from ITM to Seattle - Tacoma Intl. Airport (SEA)?
The distance is around 8,100 kilometres, so fill your carry-on bag with everything you need to make your journey comfortable. Wondering what to take on board your Itami to SeaTac flight? A travel pillow, earplugs and a sleep mask are a few essentials.
Which airlines fly direct from Itami Airport to Seattle - Tacoma Intl. Airport (SEA)?
Flying directly between Itami Airport (ITM) and Sea-Tac Airport isn't possible at this time. However, you'll still be able to book a flight to SeaTac with at least one stop.
Are ITM to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally find a bargain, with some super cheap fares from Itami Airport (ITM) to SEA appearing a few weeks before the departure date. If you'd rather book ahead of time, Expedia compares and updates the best flight deals regularly — as early as 12 months in advance in some cases. It does depend on the carrier though, as not every airline advertises prices so far in advance.

Explore a world of travel with Expedia

Osaka Airports

Osaka

Kobe

*Available to Expedia members.