Cheap flights from Seattle (SEA) to Osaka (OSA)

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The best prices from Seattle to Osaka are usually found in February or March, booked 39 days in advance, depart on a Tuesday or Monday and return on a Monday

How to find the cheapest flight from
Seattle (SEA) to Osaka (OSA)

All the information you need to plan the best SEA to OSA flight in 2021: compare Seattle to Osaka flight prices with the expected peak season, weather and rainfall in Osaka.
SEA - OSA
Price
$807 - $1,228
OSA
Temperature
50 - 91.4 °F
OSA
Rainfall
2.1 - 7.4 inches

Popular in

December

High demand for flights, 23% potential price rise

Cheapest in

February

Best time to find cheap flights, 14% potential price drop

Round-trip from

$807

From Seattle to Osaka

One-way from

$699

One-way flight from Seattle to Osaka

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Seattle to Osaka?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 15% on the overall cost on flights from Seattle to Osaka.

How far in advance should I book a flight from Seattle to Osaka?

Users have found that booking a flight from Seattle to Osaka at least 19 days early can save you up to 42% on average compared to booking a flight this week. If booking 19 days before your flight isn’t an option for you, users have found flights from Seattle to Osaka for as little as $674 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,004 for flights departing within the next 3 days.

What is the cheapest month to fly from Seattle to Osaka?

February is one of the best times of the year to fly to Osaka from Seattle. Prices for February average $670 per person but you can even find prices for as low as $543. The most expensive prices can be found in the month of July. Opting for a February flight can save you 10% on your journey compared to booking in February

When is the cheapest time to fly from Seattle to Osaka (SEA - OSA)?

A simple way to save on the total cost of your ticket is to fly from Seattle to Osaka at noon. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight in the morning.

Cheap flights from Seattle to Osaka in May, June 2021

The best prices found for SEA to OSA flights for May, June
13 Jun - 21 Jun
$934pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
KIX
Osaka Kansai Intl
KIX
Osaka Kansai Intl
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
13 Jun - 21 Jun
$966pp
SEA
Seattle/Tacoma Intl
Lufthansa
   
2 STOPS
ITM
Osaka Itami
ITM
Osaka Itami
Lufthansa
   
2 STOPS
SEA
Seattle/Tacoma Intl
16 Jun - 22 Jun
$1,033pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
KIX
Osaka Kansai Intl
KIX
Osaka Kansai Intl
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

Seattle to Osaka 2021 flight deals

Cheap flights to Osaka from Seattle found for this year
7 Nov - 21 Nov
$849pp
SEA
Seattle/Tacoma Intl
Hawaiian Airlines
 
1 STOP
KIX
Osaka Kansai Intl
KIX
Osaka Kansai Intl
Hawaiian Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
7 Nov - 21 Nov
$919pp
SEA
Seattle/Tacoma Intl
Hawaiian Airlines
   
2 STOPS
KIX
Osaka Kansai Intl
KIX
Osaka Kansai Intl
Hawaiian Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
1 Oct - 11 Oct
$931pp
SEA
Seattle/Tacoma Intl
Hawaiian Airlines
 
1 STOP
KIX
Osaka Kansai Intl
KIX
Osaka Kansai Intl
Hawaiian Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to Osaka

Late deals on round-trip flights to Osaka from Seattle, departing today and this week
23 May - 31 May
$1,119pp
SEA
Seattle/Tacoma Intl
Lufthansa
   
2 STOPS
KIX
Osaka Kansai Intl
KIX
Osaka Kansai Intl
Lufthansa
   
2 STOPS
SEA
Seattle/Tacoma Intl
26 May - 18 Jun
$1,272pp
SEA
Seattle/Tacoma Intl
EVA Air
 
1 STOP
KIX
Osaka Kansai Intl
KIX
Osaka Kansai Intl
EVA Air
 
1 STOP
SEA
Seattle/Tacoma Intl
23 May - 31 May
$1,307pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
ITM
Osaka Itami
ITM
Osaka Itami
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

One-way flights to Osaka from Seattle

The cheapest one-way flights from Seattle to Osaka
9:30 am - 4:35 am
Multiple Airlines
1 Stop
27h 05m
SEA - KIX
Multiple Airlines
$699
Kiwi.com
9:30 am - 4:35 am
Multiple Airlines
1 Stop
27h 05m
SEA - KIX
Multiple Airlines
$702
Kiwi.com
9:30 am - 4:35 am
Multiple Airlines
1 Stop
27h 05m
SEA - KIX
Multiple Airlines
$720
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Osaka</span> flights.

Flight FAQs

From Seattle to Osaka

Are flight prices decreasing from Seattle to Osaka due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Seattle and Osaka for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Seattle/Tacoma Intl to Osaka have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Seattle/Tacoma Intl to Osaka that may be offering flexible cancellation policies are Delta, Air Canada, and ANA. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

What airport do you fly from for flights from Seattle to Osaka?

Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Osaka. On average, Seattle/Tacoma Intl has 0 outbound flights to Osaka per day from 12 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

Can I find flights from Seattle to Osaka for under $900 on Cheapflights?

Yes, there are multiple flights from Seattle to Osaka for under $900. The cheapest flight booked recently is on Hawaiian Airlines for just $849, but on average you can expect to pay $976.

Are there nonstop flights from Seattle to Osaka for under $800 on Cheapflights?

There are no nonstop flights from Seattle to Osaka, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Seattle to Osaka for under $1,200?

There are currently 20+ open flights from Seattle to Osaka within the next 7 days for less than $1,200.

Is Seattle weather warmer or cooler than Osaka?

Expect the weather to be around 91 °F on average in August. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Osaka is generally hotter than in Seattle.

How long is the flight from Seattle to Osaka?

For as low as $1,063, ANA can have you in Osaka from Seattle in 13h 10m. This flight may include one or multiple stops.

What are the cheapest airlines flying from Seattle to Osaka round-trip?

Flying on Hawaiian Airlines is currently your cheapest option to Osaka, with prices starting at $849. Additional round-trip tickets that might be worth considering are offered by Lufthansa and Japan Airlines, with the lowest prices starting at $957 and $985, respectively. Hawaiian Airlines is currently priced 9% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Seattle to Osaka one-way?

The cheapest airline for a one-way flight from Seattle to Osaka is EVA Air ($774).

Related searches

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Rent a Car

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Destination information for Osaka

Things to know before you go - useful duration and weather info for your trip from Seattle to Osaka.
Today's exchange rate
$1 = ¥109
Average temperature for May in Osaka
77.0 °F
Avg rainfall for May in Osaka
6.3 ″

Airports servicing Seattle

Airports servicing Osaka

Osaka Itami (ITM)

Top 10 airlines flying from Seattle to Osaka

The chart below displays the airlines Cheapflights users traveling from Seattle to Osaka choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
XiamenAir
$434 $502 No cancel fee 49%

We couldn't confirm the COVID-19 safety measures taken by XiamenAir. Please check directly on their website for additional information.

Asiana Airlines
$709 $901 No cancel fee 76%

We couldn't confirm the COVID-19 safety measures taken by Asiana Airlines. Please check directly on their website for additional information.

EVA Air
$723 $913 No cancel fee 74%
ANA
$560 $1,018 No cancel fee 80%
Japan Airlines
$639 $1,044 No cancel fee 79%

We couldn't confirm the COVID-19 safety measures taken by Japan Airlines. Please check directly on their website for additional information.

Air Canada
$803 $1,073 No cancel fee 67%
American Airlines
$580 $1,099 No cancel fee 71%
Korean Air
$718 $1,126 No cancel fee 81%
United Airlines
$865 $1,126 No cancel fee 69%
Delta
$723 $1,156 No cancel fee N/A
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