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Cheap flights from Seattle to Osaka from $353

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Osaka departing on 8/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Korean Air Logo
12:50 pm - 9:00 pmSEA-KIX
16h 10m1 stop
Korean Air Logo
12:35 pm - 10:40 amKIX-SEA
14h 05m1 stop
$687Korean Air
Find Deal
Mon, Sep 1 - Wed, Sep 10
Asiana Airlines Logo
2:30 pm - 9:05 pmSEA-KIX
14h 35m1 stop
Asiana Airlines Logo
10:50 am - 12:45 pmKIX-SEA
17h 55m1 stop
$691Asiana Airlines
Find Deal
Sun, Jul 13 - Tue, Jul 22
Asiana Airlines Logo
2:30 pm - 9:05 pmSEA-KIX
14h 35m1 stop
Asiana Airlines Logo
10:50 am - 12:45 pmKIX-SEA
17h 55m1 stop
$692Asiana Airlines
Find Deal
Mon, Jul 14 - Fri, Jul 25
Air Canada Logo
10:05 am - 5:40 pmSEA-KIX
14h 35m1 stop
Air Canada Logo
7:25 pm - 2:26 pmKIX-SEA
12h 01m1 stop
$707Air Canada
Find Deal
Sun, Nov 2 - Mon, Nov 17
ANA Logo
3:40 pm - 7:30 amSEA-ITM
22h 50m1 stop
ANA Logo
4:50 pm - 1:20 pmITM-SEA
13h 30m1 stop
$723ANA
Find Deal
Sun, Nov 9 - Tue, Nov 18
ANA Logo
4:30 pm - 10:20 pmSEA-KIX
13h 50m1 stop
ANA Logo
5:30 pm - 2:25 pmKIX-SEA
12h 55m1 stop
$725ANA
Find Deal
Tue, Oct 14 - Tue, Oct 21
Air Canada Logo
7:15 pm - 4:25 pmSEA-KIX
29h 10m1 stop
Air Canada Logo
6:05 pm - 2:16 pmKIX-SEA
12h 11m1 stop
$736Air Canada
Find Deal
Sat, Sep 13 - Sat, Sep 20
United Airlines Logo
3:40 pm - 6:10 pmSEA-ITM
33h 30m1 stop
United Airlines Logo
1:00 pm - 1:20 pmITM-SEA
17h 20m1 stop
$737United Airlines
Find Deal
Sun, Nov 30 - Wed, Dec 3
United Airlines Logo
5:31 pm - 5:05 pmSEA-ITM
31h 34m2 stops
United Airlines Logo
1:00 pm - 2:20 pmITM-SEA
17h 20m1 stop
$738United Airlines
Find Deal
Tue, Oct 14 - Thu, Oct 30
Japan Airlines Logo
1:30 pm - 7:50 pmSEA-ITM
14h 20m1 stop
Japan Airlines Logo
2:50 pm - 10:50 amITM-SEA
12h 00m1 stop
$856Japan Airlines
Find Deal
Tue, Oct 14 - Thu, Oct 30

Korean Air flights from Seattle to Osaka

Our best Korean Air deals on Seattle to Osaka flight tickets
Korean Air
Sep 1
SEA12:50 pmSeattle/Tacoma Intl
16h 10m
1 stop
KIX9:00 pmOsaka Kansai Intl
Sep 10
KIX12:35 pmOsaka Kansai Intl
14h 05m
1 stop
SEA10:40 amSeattle/Tacoma Intl
Korean Air
Nov 18
SEA1:32 pmSeattle/Tacoma Intl
51h 28m
2 stops
UKB10:00 amKobe
Dec 3
UKB11:00 amKobe
29h 55m
2 stops
SEA11:55 pmSeattle/Tacoma Intl
Korean Air
Aug 5
SEA4:59 pmSeattle/Tacoma Intl
25h 01m
2 stops
UKB10:00 amKobe
Aug 11
UKB6:30 pmKobe
32h 20m
1 stop
SEA10:50 amSeattle/Tacoma Intl

Asiana Airlines flights from Seattle to Osaka

Our best Asiana Airlines deals on Seattle to Osaka flight tickets
Asiana Airlines
Jul 13
SEA2:30 pmSeattle/Tacoma Intl
14h 35m
1 stop
KIX9:05 pmOsaka Kansai Intl
Jul 22
KIX10:50 amOsaka Kansai Intl
17h 55m
1 stop
SEA12:45 pmSeattle/Tacoma Intl
Asiana Airlines
Jul 14
SEA2:30 pmSeattle/Tacoma Intl
14h 35m
1 stop
KIX9:05 pmOsaka Kansai Intl
Jul 25
KIX10:50 amOsaka Kansai Intl
17h 55m
1 stop
SEA12:45 pmSeattle/Tacoma Intl
Asiana Airlines
Jul 10
SEA2:30 pmSeattle/Tacoma Intl
14h 35m
1 stop
KIX9:05 pmOsaka Kansai Intl
Jul 19
KIX7:10 pmOsaka Kansai Intl
33h 35m
1 stop
SEA12:45 pmSeattle/Tacoma Intl

See travel insights to Osaka from

How to get the cheapest flight ticket from Seattle to Osaka

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Osaka?

In general, February is the cheapest month to fly from Seattle to Osaka. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $888. If you are unable to visit Osaka during the month of February, then departing from Seattle during the month October is also very affordable. Most momondo users find prices during this month for around $889.

What is the cheapest day to depart on your flight to Osaka?

According to our data, Tuesday is the cheapest day to fly to Osaka from Seattle. The lowest ticket price found for a Tuesday departure recently was $1,071. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Osaka for around $1,160.

What is the cheapest time of day to depart on your flight to Osaka?

Our data shows that the cheapest Seattle to Osaka flights are usually those with departure times in the evening. Our users have found flights to Osaka in the evening for as low as $994. Flights to Osaka are more costly in the afternoon, with an average ticket price of $1,459. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Osaka from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Osaka for around $1,040 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Osaka from Seattle for as low as $831 on momondo.

When to book flights from Seattle to Osaka

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Osaka according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Osaka (SEA to OSA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Osaka

Best Price Found

$353

Fastest flight time

13h 15m

Direct flights

None

Airports in Osaka

3 airports
The best one-way flight to Osaka from Seattle in the past 72 hours is $353. The best round-trip flight deal from Seattle to Osaka found on momondo in the last 72 hours is $687.
The fastest flight from Seattle to Osaka takes 13h 15m
There are no direct flights from Seattle to Osaka. Popular non-direct routes for this connection are Seattle/Tacoma Intl Airport - Osaka Kansai Intl Airport, Seattle/Tacoma Intl Airport - Kobe Airport and Seattle/Tacoma Intl Airport - Osaka Itami Airport.
There are 3 airports near Osaka: Osaka Itami (ITM), Osaka Kansai Intl (KIX), Kobe (UKB)

  • How far is Seattle/Tacoma Intl to Osaka by plane?

    The distance between Seattle/Tacoma Intl and Osaka is about 4994.7 mi. Flights usually cover this in 13h 15m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Osaka?

    Prices for flights from Seattle/Tacoma Intl Airport to Osaka are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Osaka?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Osaka?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Osaka.

  • What documentation or ID do you need to fly to Osaka?

    The travel and health documents you'll need for your trip to Osaka may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Osaka. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Osaka?


Best airlines flying from Seattle to Osaka

Compare and see reviews for airlines that fly from Seattle to Osaka with momondo
Airline
Rating
Free Cancellation
Price
Asiana AirlinesPriceFrom $648Free CancellationRating
8.2
452 reviews
Search Asiana Airlines flights
Air CanadaPriceFrom $669Free CancellationRating
7.1
9,681 reviews
Search Air Canada flights
ANAPriceFrom $672Free CancellationRating
8.4
893 reviews
Search ANA flights
Korean AirPriceFrom $716Free CancellationRating
8.4
1,101 reviews
Search Korean Air flights
China EasternPriceFrom $719Free CancellationRating
7.1
152 reviews
Search China Eastern flights
United AirlinesPriceFrom $797Free CancellationRating
7.4
8,861 reviews
Search United Airlines flights
Japan AirlinesPriceFrom $850Free CancellationRating
8.3
1,505 reviews
Search Japan Airlines flights
Hawaiian AirlinesPriceFrom $856Free CancellationRating
7.8
2,545 reviews
Search Hawaiian Airlines flights
STARLUX AirlinesPriceFrom $918Free CancellationRating
9.1
189 reviews
Search STARLUX Airlines flights
EVA AirPriceFrom $963Free CancellationRating
8.4
1,215 reviews
Search EVA Air flights

Traveling to a place near Osaka?

Book flights to Osaka if you plan to visit one of these locations
Nara
Nishinomiya

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Osaka?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Osaka. momondo saves you time and could save you money on your trip.

Can I find flights from Seattle to Osaka with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Osaka flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Osaka?

momondo helps you find the best flight between Seattle and Osaka by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Osaka right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Osaka now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Osaka and let you know when they change.


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1 adult
Tue 7/8
Tue 7/15

Find better results for your trip to Japan

Fly into one of these airports located in Osaka

Airports listed have a maximum distance of 22.5 mi from Osaka