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

Prices for flights from Osaka to Washington refresh daily.

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

There is 1 operator available for flights from Osaka to Washington as of September 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Osaka to Washington.

What documentation or ID do you need to fly to Washington?

The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$500 Cheap Flights from Osaka to Washington in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Osaka to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:05 am - 10:15 amITM Osaka Itami-SEA Seattle/Tacoma Intl

19h 10m1 stop Tokyo Haneda

11:55 am - 8:20 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

15h 25m1 stop Tokyo Narita

$969Multiple Airlines

Mon, Oct 26 - Sun, Nov 8

2:35 pm - 9:20 amKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

34h 45m1 stop Beijing Capital

8:03 am - 7:10 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

18h 07m1 stop Los Angeles

$991Multiple Airlines

Mon, Oct 26 - Sun, Nov 8

2:35 pm - 9:20 amKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

34h 45m1 stop Beijing Capital

10:03 am - 8:25 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

17h 22m2 stops Vancouver Intl Tokyo Narita

$993Multiple Airlines

Mon, Oct 26 - Sun, Nov 8

2:35 pm - 9:20 amKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

34h 45m1 stop Beijing Capital

8:31 pm - 10:25 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

56h 54m2 stops Oakland Incheon Intl

$1,001Multiple Airlines

Mon, Oct 26 - Sat, Nov 7

2:35 pm - 8:20 amKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

34h 45m1 stop Beijing Capital

11:45 pm - 11:10 amSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

18h 25m1 stop Taipei City Taiwan Taoyuan Intl

$1,004Multiple Airlines

Mon, Mar 1 - Mon, Mar 8

2:35 pm - 9:20 amKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

34h 45m1 stop Beijing Capital

8:09 pm - 6:40 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

29h 31m2 stops Los Angeles Tokyo Narita

$1,015Multiple Airlines

Mon, Oct 26 - Tue, Nov 10

1:30 pm - 4:10 pmKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

18h 40m1 stop Taipei City Taiwan Taoyuan Intl

10:30 am - 10:45 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

20h 15m2 stops Calgary Incheon Intl

$1,029Multiple Airlines

Tue, Oct 6 - Mon, Oct 19

6:00 pm - 10:05 amKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

32h 05m1 stop Vancouver Intl

5:50 am - 4:25 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

18h 35m1 stop Vancouver Intl

$1,030Air Canada

Tue, Oct 6 - Mon, Oct 19

2:35 pm - 8:20 amKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

34h 45m1 stop Beijing Capital

7:00 am - 6:45 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

18h 45m1 stop Honolulu

$1,030Multiple Airlines

Fri, Dec 25 - Mon, Jan 11

7:25 pm - 9:57 pmKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

18h 32m1 stop Vancouver Intl

8:40 am - 5:40 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

16h 00m1 stop Vancouver Intl

$1,031Air Canada

Thu, Oct 29 - Mon, Nov 9

Cheap last minute flights

Enter your travel dates to find the best prices.

1:30 pm - 4:10 pmKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

18h 40m1 stop Taipei City Taiwan Taoyuan Intl

4:30 pm - 1:30 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

29h 00m1 stop Tokyo Haneda

$1,126Multiple Airlines

Tue, Sep 22 - Thu, Oct 15

7:55 am - 4:10 pmKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

24h 15m1 stop Taipei City Taiwan Taoyuan Intl

4:30 pm - 1:30 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

29h 00m1 stop Tokyo Haneda

$1,182Multiple Airlines

Wed, Sep 23 - Thu, Oct 15

1:30 pm - 4:10 pmKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

18h 40m1 stop Taipei City Taiwan Taoyuan Intl

8:00 pm - 8:50 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

32h 50m2 stops Los Angeles Tokyo Narita

$1,191Multiple Airlines

Tue, Sep 22 - Thu, Oct 15

11:15 am - 4:10 pmKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

20h 55m1 stop Taipei City Taiwan Taoyuan Intl

4:30 pm - 1:30 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

29h 00m1 stop Tokyo Haneda

$1,205Multiple Airlines

Mon, Sep 21 - Thu, Oct 15

3:15 pm - 8:05 pmKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

20h 50m1 stop Manila Ninoy Aquino Intl

4:30 pm - 1:30 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

29h 00m1 stop Tokyo Haneda

$1,250Multiple Airlines

Sun, Sep 20 - Thu, Oct 15

3:20 pm - 4:10 pmKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

16h 50m1 stop Taipei City Taiwan Taoyuan Intl

8:00 pm - 8:50 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

32h 50m2 stops Los Angeles Tokyo Narita

$1,254Multiple Airlines

Wed, Sep 23 - Thu, Oct 15

3:30 pm - 4:10 pmKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

16h 40m1 stop Taipei City Taiwan Taoyuan Intl

8:00 pm - 8:50 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

32h 50m2 stops Los Angeles Tokyo Narita

$1,272Multiple Airlines

Mon, Sep 21 - Thu, Oct 15

11:10 am - 7:40 pmKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

24h 30m1 stop Taipei City Taiwan Taoyuan Intl

12:30 am - 10:10 amSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

17h 40m1 stop Taipei City Taiwan Taoyuan Intl

$1,293EVA Air

Tue, Sep 22 - Thu, Oct 15

1:10 pm - 7:40 pmKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

22h 30m1 stop Taipei City Taiwan Taoyuan Intl

12:30 am - 10:10 amSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

17h 40m1 stop Taipei City Taiwan Taoyuan Intl

$1,293EVA Air

Wed, Sep 23 - Thu, Oct 15

10:25 am - 8:05 pmKIX Osaka Kansai Intl-SEA Seattle/Tacoma Intl

25h 40m1 stop Manila Ninoy Aquino Intl

8:09 pm - 2:50 pmSEA Seattle/Tacoma Intl-KIX Osaka Kansai Intl

26h 41m3 stops Los Angeles Hong Kong Intl Taipei City Taiwan Taoyuan Intl

$1,392Multiple Airlines

Wed, Sep 23 - Thu, Oct 15

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Air Canada flights from Osaka to State of Washington

Our best Air Canada deals on Osaka to State of Washington flight tickets

Air Canada

Oct 6

KIX6:00 pmOsaka Kansai Intl

32h 05m

1 stop

SEA10:05 amSeattle/Tacoma Intl

Oct 19

SEA5:50 amSeattle/Tacoma Intl

18h 35m

1 stop

KIX4:25 pmOsaka Kansai Intl

$1,030

Air Canada

Oct 20

KIX6:00 pmOsaka Kansai Intl

12h 22m

1 stop

SEA2:22 pmSeattle/Tacoma Intl

Nov 9

SEA10:10 amSeattle/Tacoma Intl

14h 30m

1 stop

KIX5:40 pmOsaka Kansai Intl

$1,031

Air Canada

Oct 13

KIX6:00 pmOsaka Kansai Intl

12h 22m

1 stop

SEA2:22 pmSeattle/Tacoma Intl

Oct 19

SEA10:50 amSeattle/Tacoma Intl

13h 35m

1 stop

KIX4:25 pmOsaka Kansai Intl

$1,033

Delta flights from Osaka to State of Washington

Our best Delta deals on Osaka to State of Washington flight tickets

Delta

Dec 22

KIX2:15 amOsaka Kansai Intl

26h 41m

1 stop

SEA11:56 amSeattle/Tacoma Intl

Jan 10

SEA12:40 pmSeattle/Tacoma Intl

35h 20m

1 stop

KIX5:00 pmOsaka Kansai Intl

$1,062

Delta

Dec 24

KIX9:00 amOsaka Kansai Intl

19h 56m

1 stop

SEA11:56 amSeattle/Tacoma Intl

Jan 11

SEA12:40 pmSeattle/Tacoma Intl

15h 05m

1 stop

KIX8:45 pmOsaka Kansai Intl

$1,065

Delta

Jan 29

KIX2:15 amOsaka Kansai Intl

31h 44m

2 stops

PDX4:59 pmPortland

Feb 12

PDX6:40 amPortland

23h 00m

2 stops

KIX10:40 pmOsaka Kansai Intl

$1,359

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OsakaSeattle

ITM Osaka Itami - SEA Seattle/Tacoma Intl

ITMSEA

Osaka Itami

Mon 10/26

7:05 am-10:15 am

1 stop19h 10m

Seattle/Tacoma Intl

Sun 11/8

11:55 am-8:20 pm

1 stop15h 25m

$969

OsakaSeattle

KIX Osaka Kansai Intl - SEA Seattle/Tacoma Intl

KIXSEA

Osaka Kansai Intl

Mon 10/26

2:35 pm-9:20 am

1 stop34h 45m

Seattle/Tacoma Intl

Sun 11/8

8:03 am-7:10 pm

1 stop18h 07m

$991

OsakaSeattle

KIX Osaka Kansai Intl - SEA Seattle/Tacoma Intl

KIXSEA

Osaka Kansai Intl

Mon 10/26

2:35 pm-9:20 am

1 stop34h 45m

Seattle/Tacoma Intl

Sun 11/8

10:03 am-8:25 pm

2 stops17h 22m

$993

OsakaSeattle

KIX Osaka Kansai Intl - SEA Seattle/Tacoma Intl

KIXSEA

Osaka Kansai Intl

Mon 10/26

2:35 pm-9:20 am

1 stop34h 45m

Seattle/Tacoma Intl

Sat 11/7

8:31 pm-10:25 pm

2 stops56h 54m

$1,001

OsakaSeattle

KIX Osaka Kansai Intl - SEA Seattle/Tacoma Intl

KIXSEA

Osaka Kansai Intl

Mon 3/1

2:35 pm-8:20 am

1 stop34h 45m

Seattle/Tacoma Intl

Mon 3/8

11:45 pm-11:10 am

1 stop18h 25m

$1,004

OsakaSeattle

KIX Osaka Kansai Intl - SEA Seattle/Tacoma Intl

KIXSEA

Osaka Kansai Intl

Mon 10/26

2:35 pm-9:20 am

1 stop34h 45m

Seattle/Tacoma Intl

Tue 11/10

8:09 pm-6:40 pm

2 stops29h 31m

$1,015

OsakaSeattle

KIX Osaka Kansai Intl - SEA Seattle/Tacoma Intl

KIXSEA

Osaka Kansai Intl

Tue 10/6

1:30 pm-4:10 pm

1 stop18h 40m

Seattle/Tacoma Intl

Mon 10/19

10:30 am-10:45 pm

2 stops20h 15m

$1,029

OsakaSeattle

KIX Osaka Kansai Intl - SEA Seattle/Tacoma Intl

KIXSEA

Osaka Kansai Intl

Tue 10/6

6:00 pm-10:05 am

1 stop32h 05m

Seattle/Tacoma Intl

Mon 10/19

5:50 am-4:25 pm

1 stop18h 35m

$1,030

OsakaSeattle

KIX Osaka Kansai Intl - SEA Seattle/Tacoma Intl

KIXSEA

Osaka Kansai Intl

Fri 12/25

2:35 pm-8:20 am

1 stop34h 45m

Seattle/Tacoma Intl

Mon 1/11

7:00 am-6:45 pm

1 stop18h 45m

$1,030

Quickest round-trip

OsakaSeattle

KIX Osaka Kansai Intl - SEA Seattle/Tacoma Intl

KIXSEA

Osaka Kansai Intl

Thu 10/29

7:25 pm-9:57 pm

1 stop18h 32m

Seattle/Tacoma Intl

Mon 11/9

8:40 am-5:40 pm

1 stop16h 00m

$1,031

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 Osaka to State of Washington

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 State of Washington?

The month of May is, on average, the cheapest month to fly to State of Washington from Osaka, with most prices found around $0. If you aren’t able to travel to State of Washington during the month of May, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $0.

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

You could potentially save up to 12% on your flight if you consider stops on a Osaka to State of Washington flight.

Cheap Osaka to State of Washington flight deals and tips

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

Best Price Found	$500
Fastest flight time	12h 30m
Direct flights	None

The best one-way flight to State of Washington from Osaka in the past 72 hours is $500. The best round-trip flight deal from Osaka to State of Washington found on momondo in the last 72 hours is $969.

The fastest flight from Osaka to State of Washington takes 12h 30m

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

Search flight deals

Frequently asked questions about flying from Osaka to Washington

When did momondo last update prices for flights from Osaka to Washington?
Prices for flights from Osaka to Washington refresh daily.
How many operators does momondo search for flights from Osaka to Washington?
There is 1 operator available for flights from Osaka to Washington as of September 2026.
How old do you have to be to fly from Osaka to Washington?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Osaka to Washington.
What documentation or ID do you need to fly to Washington?
The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Osaka to State of Washington

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

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $794	Free Cancellation	Rating 7.1 11,641 reviews		Search Air Canada flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Osaka to Washington for you.

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

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

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

momondo helps you find the best flight between Osaka and Washington 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 Osaka to Washington right now. Can momondo alert me if prices change?

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