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Osaka Itami

$324+ Cheap flights from Washington to Osaka Itami (ITM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ITM
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Washington to Osaka Itami

Keep the following information in mind while searching for Washington to Osaka Itami flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$627
(Cheapflightsfares)

One-way from

$324
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$819
Provider with most accurate pricing for Seattle/Tacoma Intl-Osaka (OSA) flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Osaka (OSA) flights.
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From Washington to Osaka Itami
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One-way flight from Washington to Osaka Itami
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Highest demand for flights based on searches. 5% potential increase in price ($51 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Washington to Osaka Itami

Cheapest flights from Washington to Osaka Itami
Explore the most affordable flight options available from Washington to Osaka Itami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Flightnetwork deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/43:40 pmSEA - ITM
1 stop25h 30mANA
Fri 12/128:20 pmITM - SEA
1 stop34h 00mANA
Deal found 10/28$625
This Cheapflightsfares deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/273:40 pmSEA - ITM
1 stop23h 30mANA
Thu 12/46:00 pmITM - SEA
1 stop12h 20mANA
Deal found 10/29$627
This Cheapflightsfares deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/53:40 pmSEA - ITM
1 stop23h 30mANA
Fri 12/126:00 pmITM - SEA
2 stops20h 00mANA
Deal found 10/28$636
This Cheapflightsfares deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/113:40 pmSEA - ITM
1 stop22h 50mANA
Thu 11/2011:00 amITM - SEA
1 stop19h 20mANA
Deal found 10/28$637
This FlightHub deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/283:40 pmSEA - ITM
1 stop23h 30mANA
Fri 12/52:00 pmITM - SEA
1 stop16h 20mANA
Deal found 10/29$651
This Gotogate deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/13:40 pmSEA - ITM
1 stop22h 50mANA
Mon 12/83:00 pmITM - SEA
1 stop15h 20mANA
Deal found 10/28$653
This FlightHub deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:04 amPDX - ITM
2 stops19h 51mJapan Airlines
Mon 12/810:45 amITM - PDX
2 stops23h 05mJapan Airlines
Deal found 10/29$713
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:00 amPDX - ITM
2 stops20h 15mAmerican Airlines
Fri 12/52:40 pmITM - PDX
2 stops19h 48mAmerican Airlines
Deal found 10/30$741
This Orbitz deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/95:41 pmPDX - ITM
2 stops33h 09mMultiple Airlines
Wed 11/197:30 amITM - PDX
2 stops26h 20mMultiple Airlines
Deal found 10/29$753
This KAYAK deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/176:00 amPDX - ITM
2 stops33h 40mJapan Airlines
Wed 12/171:40 pmITM - PDX
2 stops20h 48mJapan Airlines
Deal found 10/28$756
This Cheapflightsfares deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/279:50 amPDX - ITM
2 stops28h 40mANA
Fri 12/124:00 pmITM - PDX
2 stops19h 30mANA
Deal found 10/30$792
This Cheapflightsfares deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:04 amPDX - ITM
2 stops19h 51mJapan Airlines
Fri 12/1911:30 amITM - PDX
2 stops22h 41mJapan Airlines
Deal found 10/28$803

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Osaka Itami that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Washington to Osaka Itami Airport that are best for you.

Fly from

Washington

Fly to

Osaka Itami

Route

Depart

Return

Price

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Thu 12/4

3:40 pm-10:10 am

1 stop25h 30m

Osaka Itami

Fri 12/12

8:20 pm-1:20 pm

1 stop34h 00m

$625

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Fri 12/5

3:40 pm-9:10 am

1 stop24h 30m

Osaka Itami

Fri 12/12

2:00 pm-1:20 pm

1 stop16h 20m

$627

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Mon 1/12

3:45 pm-8:10 am

1 stop23h 25m

Osaka Itami

Wed 1/28

3:00 pm-1:20 pm

1 stop15h 20m

$637

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Mon 1/12

3:45 pm-6:10 pm

1 stop33h 25m

Osaka Itami

Wed 1/28

1:00 pm-9:12 pm

3 stops25h 12m

$679

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Thu 11/27

3:40 pm-7:30 am

1 stop22h 50m

Osaka Itami

Thu 12/4

9:00 am-1:20 pm

1 stop21h 20m

$679

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Mon 11/17

6:20 am-8:15 pm

2 stops20h 55m

Osaka Itami

Wed 11/26

2:40 pm-9:50 am

1 stop12h 10m

$709

PortlandOsaka

PDX - ITM

PDXITM

Portland

Tue 1/20

7:20 am-7:55 pm

2 stops19h 35m

Osaka Itami

Wed 1/28

3:25 pm-4:50 pm

2 stops18h 25m

$713

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Tue 1/13

6:00 am-7:20 pm

2 stops20h 20m

Osaka Itami

Tue 1/20

4:30 pm-6:05 pm

2 stops18h 35m

$735

PortlandOsaka

PDX - ITM

PDXITM

Portland

Sun 1/18

9:10 am-7:55 pm

2 stops17h 45m

Osaka Itami

Sat 1/31

2:40 pm-12:38 pm

2 stops14h 58m

$739

PortlandOsaka

PDX - ITM

PDXITM

Portland

Sun 1/18

7:45 am-6:55 pm

2 stops18h 10m

Osaka Itami

Sat 1/31

12:00 pm-2:46 pm

2 stops19h 46m

$740

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 32 results
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Best time to book a flight from Washington to Osaka Itami

Have a flexible travel schedule? Discover the best time to fly to Osaka Itami from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Osaka Itami Airport

What is the cheapest month to book a flight from State of Washington to Osaka Itami Airport?

Currently, November is the cheapest month in which you can book a flight from State of Washington to Osaka Itami Airport (average of $680). Flying from State of Washington to Osaka Itami Airport in March is currently the most expensive (average of $1,062). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to ITM?

Find hourly flight availability from Washington to Osaka Itami. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 52% on flights from State of Washington to Osaka Itami Airport by exploring options for tickets in the evening.

Related info for your journey

Find useful and relevant information for your journey from Washington to Osaka Itami. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from State of Washington to Osaka Itami Airport?

    Departing from State of Washington to Osaka Itami Airport will take you 19h 35m. There are 5057 mi between State of Washington and Osaka Itami Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Washington to Osaka Itami that include hotel bookings?

    Yes. In addition to deals on Washington to Osaka Itami flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Osaka Itami?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Osaka Itami.

  • Can I find deals for business class flights from Washington to Osaka Itami?

    Yes. Cheapflights offers flight deals from Washington to Osaka Itami by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Osaka Itami Airport?

    Currently, November is the cheapest month in which you can book a flight from State of Washington to Osaka Itami Airport (average of $680). Flying from State of Washington to Osaka Itami Airport in March is currently the most expensive (average of $1,062). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Osaka Itami Airport?

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

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Alternative routes for Washington to Osaka Itami

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Top 2 airlines flying from Washington to Osaka Itami

Discover the top 2 airlines that operate flights from Washington to Osaka Itami. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$687Average$957FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$697Average$1,128FlexibilityNo cancel feeOn-time79%

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