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

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 Osaka Itami Airport 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.

$578 Cheap Flights from Osaka Itami Airport to State of Washington in 2026/27

Find the cheapest flights from Osaka Itami Airport 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

3:30 pm - 7:56 pmITM Osaka Itami-SEA Seattle/Tacoma Intl

20h 26m2 stops Tokyo Haneda San Francisco

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

22h 50m1 stop Tokyo Haneda

$1,135Multiple Airlines

Tue, Oct 27 - Sun, Nov 8

3:30 pm - 6:33 pmITM Osaka Itami-SEA Seattle/Tacoma Intl

19h 03m2 stops Tokyo Haneda San Francisco

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

22h 50m1 stop Tokyo Haneda

$1,147Multiple Airlines

Wed, Oct 28 - Sun, Nov 8

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

12h 15m1 stop Tokyo Narita

7:10 am - 8:45 amSEA Seattle/Tacoma Intl-ITM Osaka Itami

32h 35m2 stops Los Angeles Tokyo Haneda

$1,189Japan Airlines

Thu, Dec 24 - Sun, Jan 10

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

12h 15m1 stop Tokyo Narita

7:10 am - 8:45 amSEA Seattle/Tacoma Intl-ITM Osaka Itami

32h 35m2 stops Los Angeles Tokyo Haneda

$1,193Japan Airlines

Thu, Dec 24 - Sun, Jan 10

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

12h 15m1 stop Tokyo Narita

7:10 am - 8:45 amSEA Seattle/Tacoma Intl-ITM Osaka Itami

32h 35m2 stops Los Angeles Tokyo Haneda

$1,204Japan Airlines

Thu, Dec 24 - Sun, Jan 10

9:40 am - 10:15 amITM Osaka Itami-SEA Seattle/Tacoma Intl

16h 35m1 stop Tokyo Haneda

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

15h 25m1 stop Tokyo Narita

$1,208Alaska Airlines

Wed, Oct 28 - Sun, Nov 8

7:30 am - 10:15 amITM Osaka Itami-SEA Seattle/Tacoma Intl

18h 45m1 stop Tokyo Haneda

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

15h 25m1 stop Tokyo Narita

$1,208Alaska Airlines

Thu, Oct 29 - Tue, Nov 10

8:30 am - 10:15 amITM Osaka Itami-SEA Seattle/Tacoma Intl

17h 45m1 stop Tokyo Haneda

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

15h 25m1 stop Tokyo Narita

$1,208Alaska Airlines

Tue, Oct 27 - Sun, Nov 8

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

$1,208Alaska Airlines

Mon, Oct 26 - Mon, Nov 9

Cheap last minute flights

Enter your travel dates to find the best prices.

2:35 pm - 11:05 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 30m1 stop Tokyo Narita

1:20 pm - 7:50 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

14h 30m1 stop Tokyo Narita

$1,591Multiple Airlines

Sat, Sep 26 - Thu, Oct 15

2:35 pm - 11:05 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 30m1 stop Tokyo Narita

1:20 pm - 7:50 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

14h 30m1 stop Tokyo Narita

$1,591Multiple Airlines

Fri, Sep 25 - Thu, Oct 15

2:35 pm - 11:05 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 30m1 stop Tokyo Narita

1:20 pm - 7:50 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

14h 30m1 stop Tokyo Narita

$1,709Multiple Airlines

Thu, Sep 24 - Thu, Oct 15

2:35 pm - 11:05 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 30m1 stop Tokyo Narita

1:20 pm - 7:50 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

14h 30m1 stop Tokyo Narita

$1,837Multiple Airlines

Thu, Sep 24 - Sat, Oct 17

2:35 pm - 11:05 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 30m1 stop Tokyo Narita

1:20 pm - 7:50 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

14h 30m1 stop Tokyo Narita

$1,839Multiple Airlines

Thu, Sep 24 - Sat, Oct 17

2:35 pm - 11:05 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 30m1 stop Tokyo Narita

1:20 pm - 7:50 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

14h 30m1 stop Tokyo Narita

$1,851Multiple Airlines

Thu, Sep 24 - Sat, Oct 17

2:35 pm - 11:05 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 30m1 stop Tokyo Narita

1:20 pm - 7:50 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

14h 30m1 stop Tokyo Narita

$1,856Multiple Airlines

Thu, Sep 24 - Sat, Oct 17

2:35 pm - 10:35 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 00m1 stop Tokyo Narita

11:20 am - 7:50 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

16h 30m2 stops Vancouver Intl Tokyo Narita

$1,873Japan Airlines

Wed, Sep 23 - Thu, Oct 15

2:35 pm - 10:35 amITM Osaka Itami-SEA Seattle/Tacoma Intl

12h 00m1 stop Tokyo Narita

1:15 pm - 7:50 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

14h 35m1 stop Tokyo Narita

$1,876Japan Airlines

Wed, Sep 23 - Thu, Oct 15

4:50 pm - 1:05 pmITM Osaka Itami-SEA Seattle/Tacoma Intl

36h 15m2 stops Tokyo Haneda Doha Hamad Intl

4:25 pm - 7:50 pmSEA Seattle/Tacoma Intl-ITM Osaka Itami

35h 25m2 stops Doha Hamad Intl Tokyo Narita

$1,889Multiple Airlines

Thu, Sep 24 - Sat, Oct 17

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Japan Airlines flights from Osaka Itami Airport to State of Washington

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

Japan Airlines

Dec 24

ITM2:40 pmOsaka Itami

12h 15m

1 stop

SEA9:55 amSeattle/Tacoma Intl

Jan 10

SEA7:10 amSeattle/Tacoma Intl

32h 35m

2 stops

ITM8:45 amOsaka Itami

$1,189

Japan Airlines

Dec 24

ITM2:40 pmOsaka Itami

12h 15m

1 stop

SEA9:55 amSeattle/Tacoma Intl

Jan 10

SEA7:10 amSeattle/Tacoma Intl

32h 35m

2 stops

ITM8:45 amOsaka Itami

$1,193

Japan Airlines

Dec 24

ITM2:40 pmOsaka Itami

12h 15m

1 stop

SEA9:55 amSeattle/Tacoma Intl

Jan 10

SEA7:10 amSeattle/Tacoma Intl

32h 35m

2 stops

ITM8:45 amOsaka Itami

$1,204

Alaska Airlines flights from Osaka Itami Airport to State of Washington

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

Alaska Airlines

Oct 23

ITM7:30 amOsaka Itami

19h 20m

1 stop

SEA10:50 amSeattle/Tacoma Intl

Nov 9

SEA11:55 amSeattle/Tacoma Intl

15h 25m

1 stop

ITM8:20 pmOsaka Itami

$1,208

Alaska Airlines

Oct 24

ITM7:05 amOsaka Itami

19h 45m

1 stop

SEA10:50 amSeattle/Tacoma Intl

Nov 8

SEA11:55 amSeattle/Tacoma Intl

15h 25m

1 stop

ITM8:20 pmOsaka Itami

$1,334

Alaska Airlines

Oct 12

ITM7:05 amOsaka Itami

19h 45m

1 stop

SEA10:50 amSeattle/Tacoma Intl

Oct 28

SEA12:55 pmSeattle/Tacoma Intl

26h 45m

1 stop

ITM7:40 amOsaka Itami

$1,545

momondo Fare Finder

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

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

ITM Osaka Itami - SEA Seattle/Tacoma Intl

ITMSEA

Osaka Itami

Tue 10/27

3:30 pm-7:56 pm

2 stops20h 26m

Seattle/Tacoma Intl

Sun 11/8

3:40 pm-7:30 am

1 stop22h 50m

$1,135

OsakaSeattle

ITM Osaka Itami - SEA Seattle/Tacoma Intl

ITMSEA

Osaka Itami

Wed 10/28

3:30 pm-6:33 pm

2 stops19h 03m

Seattle/Tacoma Intl

Sun 11/8

3:40 pm-7:30 am

1 stop22h 50m

$1,147

OsakaSeattle

ITM Osaka Itami - SEA Seattle/Tacoma Intl

ITMSEA

Osaka Itami

Thu 12/24

2:40 pm-9:55 am

1 stop12h 15m

Seattle/Tacoma Intl

Sun 1/10

7:10 am-8:45 am

2 stops32h 35m

$1,189

OsakaSeattle

ITM Osaka Itami - SEA Seattle/Tacoma Intl

ITMSEA

Osaka Itami

Thu 12/24

2:40 pm-9:55 am

1 stop12h 15m

Seattle/Tacoma Intl

Sun 1/10

7:10 am-8:45 am

2 stops32h 35m

$1,193

OsakaSeattle

ITM Osaka Itami - SEA Seattle/Tacoma Intl

ITMSEA

Osaka Itami

Thu 12/24

2:40 pm-9:55 am

1 stop12h 15m

Seattle/Tacoma Intl

Sun 1/10

7:10 am-8:45 am

2 stops32h 35m

$1,204

Quickest round-trip

OsakaSeattle

ITM Osaka Itami - SEA Seattle/Tacoma Intl

ITMSEA

Osaka Itami

Wed 10/28

9:40 am-10:15 am

1 stop16h 35m

Seattle/Tacoma Intl

Sun 11/8

11:55 am-8:20 pm

1 stop15h 25m

$1,208

OsakaSeattle

ITM Osaka Itami - SEA Seattle/Tacoma Intl

ITMSEA

Osaka Itami

Thu 10/29

7:30 am-10:15 am

1 stop18h 45m

Seattle/Tacoma Intl

Tue 11/10

11:55 am-8:20 pm

1 stop15h 25m

$1,208

OsakaSeattle

ITM Osaka Itami - SEA Seattle/Tacoma Intl

ITMSEA

Osaka Itami

Tue 10/27

8:30 am-10:15 am

1 stop17h 45m

Seattle/Tacoma Intl

Sun 11/8

11:55 am-8:20 pm

1 stop15h 25m

$1,208

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

Mon 11/9

11:55 am-8:20 pm

1 stop15h 25m

$1,208

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 Itami Airport 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 airline that flies from Osaka Itami to Washington?

Alaska Airlines is the most popular carrier operating from Osaka Itami to Washington

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

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

Best Price Found	$578
Fastest flight time	12h 15m
Direct flights	None

The best one-way flight to State of Washington from Osaka Itami Airport in the past 72 hours is $578. The best round-trip flight deal from Osaka Itami Airport to State of Washington found on momondo in the last 72 hours is $969.

The fastest flight from Osaka Itami Airport to State of Washington takes 12h 15m

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

Search flight deals

Frequently asked questions about flying from Osaka Itami Airport to Washington

When did momondo last update prices for flights from Osaka Itami Airport to Washington?
Prices for flights from Osaka Itami Airport to Washington refresh daily.
How old do you have to be to fly from Osaka Itami Airport to Washington?
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 Osaka Itami Airport 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.

Why use momondo?

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

Finding the right flight to Washington from Osaka 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 Washington quick and easy, saving you time and money.

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

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

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

Once you have performed a search for Osaka to Washington flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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