Journey information
Overview: Seattle, WA to Osaka flight
Flights from Seattle, WA to Osaka depart on average 62 times per day, taking around 12h 53m. Cheap flight tickets for this journey start at $538 (€438) if you book in advance.
The earliest flight runs at 06:35, the last at 20:45. The fastest flight covers the 4997 miles (8043 km) distance in 18h 15m. August is the cheapest month to fly.
Distance 4997 miles (8043 km) |
Average flight duration 12h 53m |
Cheapest ticket price $538 (€438) |
Flights per day 62 |
Fastest flight 18h 15m |
Cheapest month to travel August |
First flight 06:35 |
Last flight 20:45 |
The cheapest and fastest flights from Seattle, WA to Osaka
Cheapest price
$626
Average price
$626
Fastest journey
18 h 15 m
Average duration
18 h 15 m
Flights per day
1
Distance
8043 km
The best way to find a cheap flight ticket from Seattle, WA to Osaka is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Seattle, WA to Osaka will cost around $626 if you buy it on the day, but the cheapest tickets can be found for only $626.
Of the 1 flights that leave Seattle, WA for Osaka onFri, Nov 07, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Fri, Nov 07 the direct flights cover the 8043 km distance in an average of 18 h 15 m but if you time it right, some flights will get you there in just 18 h 15 m .
On Fri, Nov 07 the longest flights will take 18 h 15 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.


Live departures
Seattle, WA to Osaka flight times
The table below shows live departures for Seattle, WA to Osaka flights for tomorrow, Friday, November 7. You can also manually refresh the results below to see updated flight journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 3:30 PM Seattle, WA | 18h15 | 9:45 AM Osaka | 0 transfersDirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Seattle, WA to Osaka by flight
Compare flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Nov 07
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Nov 13
Airlines: JAL, Asiana from Seattle, WA to OsakaFind the best flights between Seattle, WA to Osaka with Omio's travel partners JAL, Asiana from $538 (€438). We can find you the best deals, schedules and tickets when comparing and booking the best trip.
JAL
Asiana
FAQs: Seattle, WA to Osaka Flight
Find answers to the most common questions about traveling from Seattle, WA to Osaka by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Osaka, this guide helps you travel smarter and with confidence.

- Gion Matsuri, a month-long festival featuring parades and traditional events
- Tenjin Matsuri, one of Japan's top three festivals with boat processions and fireworks
- Osaka Castle Illuminage, a stunning light display set against the backdrop of Osaka Castle
- Sumiyoshi Taisha Grand Festival, a traditional celebration with ancient rituals and performances.
- New Year’s Day, a time for family gatherings and traditional celebrations
- Golden Week (April 29 - May 5), a series of national holidays that attract many visitors and offer various local events
- Obon (mid-August), a period for honoring ancestors with traditional dances and ceremonies.
Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you.
Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
popular airports
Popular airports from Seattle, WA to Osaka
- Free Wi-Fi available throughout the airport.
- Shops include duty-free, Hudson News, and local specialty stores, located in the main terminal and concourses.
- Parking available in the General Parking area, approximately 4.7€ ($5) per hour.
- Restaurants are available, including fast food and sit-down options like McDold's and Beecher's Handmade Cheese.
- Available outside the terminal.
- Elevators, ramps
- Available throughout the airport, near gates and in main terminal areas.
- Hotels within walking distance, such as the Seattle Airport Marriott and Hilton Seattle Airport.
- Showers are available at The Club at SEA lounges, typically included in lounge access fees.
- Lounges include The Club at SEA and Delta Sky Club, offering amenities like scks and showers.
- Lost and Found located on the baggage claim level, near carousel 13.
- Car rental services are available at the Rental Car Facility, accessible via a free shuttle from the terminal.
- Link Light Rail, SeaTac/Airport Station, 40 minutes
- Free Wi-Fi available throughout the airport.
- Shops are located throughout the airport, including duty-free shops and brands like Uniqlo and Muji.
- Parking available with both short-term and long-term options, approximately 1.9€ (300 JPY) per hour.
- Restaurants are located in both terminals, offering Japanese, Western, and intertiol cuisines. Top options include Sushi Kyotatsu and McDold's.
- Available outside the terminal.
- Elevators, ramps, assistance
- Available throughout the airport, including accessible facilities.
- Hotels are available within walking distance, including Hotel Nikko Kansai Airport.
- Showers are available in the KIX Airport Lounge, with a fee of approximately 500 JPY for 15 minutes.
- Lounges available, including the KIX Airport Lounge and several airline-specific lounges.
- The Lost and Found located in the airport's main terminal.
- Car rental services are available from companies like Toyota Rent a Car and Nippon Rent-A-Car, located in the Aeroplaza.
- nkai Airport Line, Kansai-Airport Station, 50 km
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