What is the cheapest airline that flies from Washington to Osaka Itami?

ANA and Japan Airlines are the most popular carriers operating from Washington to Osaka Itami

How long does it take to fly to Osaka Itami Airport?

Flight times from State of Washington to Osaka Itami Airport vary, but if you’re flying out of Seattle and flying into Osaka Kansai Intl Airport (one of the most popular routes), then the duration is 11h 50m on average. Another popular route from State of Washington to Osaka Itami Airport is flying from Pasco to Osaka Kansai Intl Airport, which will take roughly 23h 40m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Washington to Osaka Itami Airport?

Prices for flights from Washington to Osaka Itami Airport are updated daily.

How many operators does momondo search for flights from Washington to Osaka Itami Airport?

As of November 2026, there are 2 operators available to choose from for flights from Washington to Osaka Itami Airport.

How old do you have to be to fly from Washington to Osaka Itami Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Osaka Itami Airport.

What documentation or ID do you need to fly to Osaka Itami Airport?

The travel and health documents you'll need for your trip to Osaka Itami Airport 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 Itami Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$251 Cheap Flights from State of Washington to Osaka Itami Airport in 2026/27

Find the cheapest flights from Washington to Osaka

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:45 pm - 9:25 amSEA Seattle/Tacoma Intl-ITM Osaka Itami

24h 40m1 stop Tokyo Haneda

4:50 pm - 1:20 pmITM Osaka Itami-SEA Seattle/Tacoma Intl

13h 30m1 stop Tokyo Haneda

$552ANA

Mon, Jan 18 - Wed, Jan 27

3:45 pm - 7:30 amSEA Seattle/Tacoma Intl-ITM Osaka Itami

22h 45m1 stop Tokyo Haneda

2:00 pm - 1:20 pmITM Osaka Itami-SEA Seattle/Tacoma Intl

16h 20m1 stop Tokyo Narita

$591ANA

Sun, Jan 10 - Sun, Jan 17

9:30 am - 7:40 amSEA Seattle/Tacoma Intl-ITM Osaka Itami

29h 10m2 stops Honolulu Tokyo Haneda

12:30 pm - 9:15 amITM Osaka Itami-SEA Seattle/Tacoma Intl

13h 45m1 stop Tokyo Haneda

$814Multiple Airlines

Mon, Nov 30 - Wed, Dec 9

3:45 pm - 7:30 amSEA Seattle/Tacoma Intl-ITM Osaka Itami

22h 45m1 stop Tokyo Haneda

12:00 pm - 1:20 pmITM Osaka Itami-SEA Seattle/Tacoma Intl

18h 20m1 stop Tokyo Haneda

$817ANA

Wed, Feb 3 - Wed, Feb 17

7:00 am - 7:40 amSEA Seattle/Tacoma Intl-ITM Osaka Itami

31h 40m2 stops Honolulu Tokyo Haneda

11:25 am - 9:40 amITM Osaka Itami-SEA Seattle/Tacoma Intl

15h 15m1 stop Tokyo Haneda

$818Multiple Airlines

Tue, Jan 26 - Tue, Feb 2

7:00 am - 7:40 amSEA Seattle/Tacoma Intl-ITM Osaka Itami

31h 40m2 stops Honolulu Tokyo Haneda

11:25 am - 9:40 amITM Osaka Itami-SEA Seattle/Tacoma Intl

15h 15m1 stop Tokyo Haneda

$818Multiple Airlines

Wed, Jan 13 - Wed, Jan 20

3:45 pm - 7:30 amSEA Seattle/Tacoma Intl-ITM Osaka Itami

22h 45m1 stop Tokyo Haneda

2:30 pm - 1:20 pmITM Osaka Itami-SEA Seattle/Tacoma Intl

15h 50m1 stop Tokyo Haneda

$822ANA

Wed, Jan 13 - Wed, Jan 20

10:02 am - 7:55 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

16h 53m2 stops Vancouver Intl Tokyo Narita

2:40 pm - 9:55 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 15m1 stop Tokyo Narita

$875Japan Airlines

Wed, Dec 9 - Thu, Dec 17

10:02 am - 7:55 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

16h 53m2 stops Vancouver Intl Tokyo Narita

2:40 pm - 7:10 amITM Osaka Itami-SEA Seattle/Tacoma Intl

33h 30m2 stops Tokyo Narita Vancouver Intl

$883Japan Airlines

Wed, Dec 9 - Thu, Dec 17

8:46 am - 8:25 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

18h 39m2 stops San Francisco Tokyo Haneda

2:40 pm - 9:55 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 15m1 stop Tokyo Narita

$888Japan Airlines

Mon, Dec 7 - Thu, Dec 10

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 6:40 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

19h 40m2 stops Los Angeles Tokyo Haneda

3:30 pm - 4:11 pmITM Osaka Itami-SEA Seattle/Tacoma Intl

17h 41m2 stops Tokyo Haneda Los Angeles

$968Multiple Airlines

Sun, Nov 8 - Tue, Nov 17

3:40 pm - 9:25 amSEA Seattle/Tacoma Intl-ITM Osaka Itami

24h 45m1 stop Tokyo Haneda

4:50 pm - 1:20 pmITM Osaka Itami-SEA Seattle/Tacoma Intl

13h 30m1 stop Tokyo Haneda

$992ANA

Mon, Nov 9 - Tue, Nov 24

3:40 pm - 7:30 amSEA Seattle/Tacoma Intl-ITM Osaka Itami

22h 50m1 stop Tokyo Haneda

8:20 pm - 1:20 pmITM Osaka Itami-SEA Seattle/Tacoma Intl

34h 00m1 stop Tokyo Haneda

$1,011ANA

Sun, Nov 8 - Mon, Nov 23

8:18 pm - 8:10 amSEA Seattle/Tacoma Intl-ITM Osaka Itami

18h 52m2 stops San Francisco Tokyo Haneda

1:00 pm - 1:20 pmITM Osaka Itami-SEA Seattle/Tacoma Intl

17h 20m1 stop Tokyo Haneda

$1,016ANA

Mon, Nov 9 - Tue, Nov 24

6:00 am - 5:35 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

18h 35m2 stops Los Angeles Tokyo Haneda

2:40 pm - 9:55 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 15m1 stop Tokyo Narita

$1,051Multiple Airlines

Mon, Nov 9 - Tue, Nov 24

6:00 am - 6:40 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

19h 40m2 stops Los Angeles Tokyo Haneda

2:40 pm - 9:55 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 15m1 stop Tokyo Narita

$1,051Multiple Airlines

Sun, Nov 8 - Tue, Nov 17

6:00 am - 6:40 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

19h 40m2 stops Los Angeles Tokyo Haneda

2:40 pm - 9:55 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 15m1 stop Tokyo Narita

$1,101Multiple Airlines

Sun, Nov 8 - Mon, Nov 23

7:10 am - 7:55 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

19h 45m2 stops Los Angeles Tokyo Narita

8:30 am - 9:55 amITM Osaka Itami-SEA Seattle/Tacoma Intl

18h 25m1 stop Tokyo Haneda

$1,160Japan Airlines

Sun, Nov 8 - Sun, Nov 22

12:00 pm - 4:55 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

35h 55m2 stops Tokyo Narita Yamagata Junmachi

7:05 am - 7:07 amITM Osaka Itami-SEA Seattle/Tacoma Intl

41h 02m2 stops Tokyo Haneda Vancouver Intl

$1,211Japan Airlines

Sun, Nov 8 - Sun, Nov 22

12:00 pm - 8:20 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

39h 20m2 stops Tokyo Narita Oita

7:05 am - 7:07 amITM Osaka Itami-SEA Seattle/Tacoma Intl

41h 02m2 stops Tokyo Haneda Vancouver Intl

$1,227Japan Airlines

Sun, Nov 8 - Sun, Nov 22

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American Airlines flights from State of Washington to Osaka Itami Airport

Our best American Airlines deals on State of Washington to Osaka Itami Airport flight tickets

American Airlines

Nov 12

SEA7:10 amSeattle/Tacoma Intl

19h 45m

2 stops

ITM7:55 pmOsaka Itami

Nov 23

ITM2:40 pmOsaka Itami

12h 15m

1 stop

SEA9:55 amSeattle/Tacoma Intl

$1,351

American Airlines

Nov 5

SEA7:10 amSeattle/Tacoma Intl

19h 45m

2 stops

ITM7:55 pmOsaka Itami

Nov 12

ITM2:40 pmOsaka Itami

12h 15m

1 stop

SEA9:55 amSeattle/Tacoma Intl

$1,442

American Airlines

Nov 5

SEA7:10 amSeattle/Tacoma Intl

19h 45m

2 stops

ITM7:55 pmOsaka Itami

Nov 12

ITM1:30 pmOsaka Itami

19h 30m

2 stops

SEA4:00 pmSeattle/Tacoma Intl

$1,451

Japan Airlines flights from State of Washington to Osaka Itami Airport

Our best Japan Airlines deals on State of Washington to Osaka Itami Airport flight tickets

Japan Airlines

Dec 9

SEA10:02 amSeattle/Tacoma Intl

16h 53m

2 stops

ITM7:55 pmOsaka Itami

Dec 17

ITM2:40 pmOsaka Itami

33h 30m

2 stops

SEA7:10 amSeattle/Tacoma Intl

$883

Japan Airlines

Nov 11

SEA12:00 pmSeattle/Tacoma Intl

26h 40m

1 stop

ITM7:40 amOsaka Itami

Nov 25

ITM2:40 pmOsaka Itami

12h 15m

1 stop

SEA9:55 amSeattle/Tacoma Intl

$1,025

Japan Airlines

Nov 15

SEA12:00 pmSeattle/Tacoma Intl

15h 20m

1 stop

ITM8:20 pmOsaka Itami

Nov 18

ITM10:30 amOsaka Itami

16h 25m

1 stop

SEA9:55 amSeattle/Tacoma Intl

$1,026

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Osaka Itami Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleOsaka

SEA Seattle/Tacoma Intl - ITM Osaka Itami

SEAITM

Seattle/Tacoma Intl

Mon 1/18

3:45 pm-9:25 am

1 stop24h 40m

Osaka Itami

Wed 1/27

4:50 pm-1:20 pm

1 stop13h 30m

$552

SeattleOsaka

SEA Seattle/Tacoma Intl - ITM Osaka Itami

SEAITM

Seattle/Tacoma Intl

Sun 1/10

3:45 pm-7:30 am

1 stop22h 45m

Osaka Itami

Sun 1/17

2:00 pm-1:20 pm

1 stop16h 20m

$591

SeattleOsaka

SEA Seattle/Tacoma Intl - ITM Osaka Itami

SEAITM

Seattle/Tacoma Intl

Mon 11/30

9:30 am-7:40 am

2 stops29h 10m

Osaka Itami

Wed 12/9

12:30 pm-9:15 am

1 stop13h 45m

$814

SeattleOsaka

SEA Seattle/Tacoma Intl - ITM Osaka Itami

SEAITM

Seattle/Tacoma Intl

Wed 2/3

3:45 pm-7:30 am

1 stop22h 45m

Osaka Itami

Wed 2/17

12:00 pm-1:20 pm

1 stop18h 20m

$817

SeattleOsaka

SEA Seattle/Tacoma Intl - ITM Osaka Itami

SEAITM

Seattle/Tacoma Intl

Tue 1/26

7:00 am-7:40 am

2 stops31h 40m

Osaka Itami

Tue 2/2

11:25 am-9:40 am

1 stop15h 15m

$818

SeattleOsaka

SEA Seattle/Tacoma Intl - ITM Osaka Itami

SEAITM

Seattle/Tacoma Intl

Wed 1/13

7:00 am-7:40 am

2 stops31h 40m

Osaka Itami

Wed 1/20

11:25 am-9:40 am

1 stop15h 15m

$818

SeattleOsaka

SEA Seattle/Tacoma Intl - ITM Osaka Itami

SEAITM

Seattle/Tacoma Intl

Wed 1/13

3:45 pm-7:30 am

1 stop22h 45m

Osaka Itami

Wed 1/20

2:30 pm-1:20 pm

1 stop15h 50m

$822

Quickest round-trip

SeattleOsaka

SEA Seattle/Tacoma Intl - ITM Osaka Itami

SEAITM

Seattle/Tacoma Intl

Wed 12/9

10:02 am-7:55 pm

2 stops16h 53m

Osaka Itami

Thu 12/17

2:40 pm-9:55 am

1 stop12h 15m

$875

SeattleOsaka

SEA Seattle/Tacoma Intl - ITM Osaka Itami

SEAITM

Seattle/Tacoma Intl

Wed 12/9

10:02 am-7:55 pm

2 stops16h 53m

Osaka Itami

Thu 12/17

2:40 pm-7:10 am

2 stops33h 30m

$883

SeattleOsaka

SEA Seattle/Tacoma Intl - ITM Osaka Itami

SEAITM

Seattle/Tacoma Intl

Mon 12/7

8:46 am-8:25 pm

2 stops18h 39m

Osaka Itami

Thu 12/10

2:40 pm-9:55 am

1 stop12h 15m

$888

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Osaka Itami Airport

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

Prices

Airlines

Other information

What is the cheapest month to fly to Osaka Itami Airport?

If you are unable to visit Osaka Itami Airport during the month of August, then departing from State of Washington during the month January is also very affordable. Most momondo users find prices during this month for around $0.

Can stopping save me money on State of Washington to Osaka Itami Airport flights?

You could potentially save up to 2% on your flight if you consider stops on a State of Washington to Osaka Itami Airport flight.

Cheap State of Washington to Osaka Itami Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Osaka Itami Airport

Best Price Found	$251
Fastest flight time	14h 35m
Direct flights	None

The best one-way flight to Osaka Itami Airport from State of Washington in the past 72 hours is $251. The best round-trip flight deal from State of Washington to Osaka Itami Airport found on momondo in the last 72 hours is $552.

The fastest flight from State of Washington to Osaka Itami Airport takes 14h 35m

There are no direct flights from State of Washington to Osaka Itami Airport. There are no popular flight routes from State of Washington to Osaka Itami Airport.

Search flight deals

Frequently asked questions about flying from Washington to Osaka Itami Airport

When did momondo last update prices for flights from Washington to Osaka Itami Airport?
Prices for flights from Washington to Osaka Itami Airport are updated daily.
How many operators does momondo search for flights from Washington to Osaka Itami Airport?
As of November 2026, there are 2 operators available to choose from for flights from Washington to Osaka Itami Airport.
How old do you have to be to fly from Washington to Osaka Itami Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Osaka Itami Airport.
What documentation or ID do you need to fly to Osaka Itami Airport?
The travel and health documents you'll need for your trip to Osaka Itami Airport 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 Itami Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Osaka Itami Airport

Compare and see reviews for airlines that fly from State of Washington to Osaka Itami Airport with momondo

Airline	Rating	Free Cancellation	Price
ANA	PriceFrom $659	Free Cancellation	Rating 8.3 1,339 reviews		Search ANA flights
Japan Airlines	PriceFrom $708	Free Cancellation	Rating 8.3 1,963 reviews		Search Japan Airlines flights

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

Finding the right flight to Osaka from Washington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Osaka quick and easy, saving you time and money.

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

Yes. All flights to Osaka from Washington on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Osaka from Washington. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Washington to Osaka flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Washington to Osaka from $251

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Osaka departing on 1/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from State of Washington to Osaka Itami Airport

Our best American Airlines deals on State of Washington to Osaka Itami Airport flight tickets

Japan Airlines flights from State of Washington to Osaka Itami Airport

Our best Japan Airlines deals on State of Washington to Osaka Itami Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Osaka Itami Airport that are best for you.

See travel insights to Osaka from

How to get the cheapest flight ticket from State of Washington to Osaka Itami Airport

What is the cheapest month to fly to Osaka Itami Airport?

Can stopping save me money on State of Washington to Osaka Itami Airport flights?

What is the cheapest airline that flies from Washington to Osaka Itami?

How long does it take to fly to Osaka Itami Airport?

Cheap State of Washington to Osaka Itami Airport flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington to Osaka Itami Airport

Best airlines flying from State of Washington to Osaka Itami Airport

Compare and see reviews for airlines that fly from State of Washington to Osaka Itami Airport with momondo

Traveling to a place near Osaka?

Why use momondo?

An easier way to manage your Osaka Itami Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Osaka

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Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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Fly your favorite airline to Osaka

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List of cabin classes available on flights landing in Osaka. Availability may vary depending on flight origin and airline.

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