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Osaka Itami

$334+ Cheap flights from Seattle (SEA) 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ITM
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap flight deals from Seattle to Osaka Itami

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Osaka Itami (ITM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$590
(Cheapflightsfares)

One-way from

$334
(Cheapflightsfares)

Popular in

March

Cheapest in

November

Average price

$1,108
Provider with most accurate pricing for Seattle/Tacoma Intl-Osaka Itami flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Osaka Itami flights.
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From Seattle/Tacoma Intl to Osaka Itami
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One-way flight from Seattle/Tacoma Intl to Osaka Itami
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($34 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 Seattle to Osaka Itami

Cheapest flights from Seattle to Osaka Itami
Explore the most affordable flight options available from Seattle to Osaka Itami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 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 10/28. 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 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 KAYAK 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 KAYAK 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
Fri 12/51:00 pmITM - SEA
1 stop17h 20mANA
Deal found 10/29$679

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle 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 29, 2025.
Use the filters below to find and compare flights from Seattle to Osaka Itami Airport that are best for you.

Fly from

Seattle

Fly to

Osaka Itami

Route

Depart

Return

Price

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Sun 1/11

3:45 pm-7:30 am

1 stop22h 45m

Osaka Itami

Sun 1/18

4:00 pm-1:20 pm

1 stop14h 20m

$590

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Tue 1/13

3:45 pm-7:30 am

1 stop22h 45m

Osaka Itami

Tue 1/20

4:00 pm-1:20 pm

1 stop14h 20m

$599

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

Tue 11/11

3:40 pm-8:10 am

1 stop23h 30m

Osaka Itami

Thu 11/20

2:05 pm-1:38 pm

2 stops16h 33m

$680

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

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Tue 11/25

3:40 pm-7:30 am

1 stop22h 50m

Osaka Itami

Thu 12/4

4:50 pm-1:20 pm

1 stop13h 30m

$771

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

Sat 1/31

3:45 pm-9:10 am

1 stop24h 25m

$335

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 18 results
1
2

Compare providers for flights from Seattle to Osaka Itami

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Osaka Itami in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Osaka Itami Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Osaka Itami Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-Osaka Itami Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Osaka Itami Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Osaka Itami Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Osaka Itami

Have a flexible travel schedule? Discover the best time to fly to Osaka Itami from Seattle 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 Seattle to Osaka Itami Airport

What is the cheapest month to book a flight from Seattle to Osaka Itami Airport?

Currently, November is the cheapest month in which you can book a flight from Seattle to Osaka Itami Airport (average of $680). Flying from Seattle 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 SEA to ITM?

Find hourly flight availability from Seattle 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 29, 2025.

It’s typically best to fly out from Seattle to Osaka Itami Airport in the evening. Doing so could potentially save you 39% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Osaka Itami

Get insights into the airlines that provide service to Osaka Itami. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Osaka Itami. Reviews last updated October 29, 2025.
Read through reviews of airlines operating flights from Seattle to Osaka Itami Airport, such as ANA and Japan Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
994 reviews

Crew

8.7

Overall

8.4

Food

7.7

Comfort

8.2

Boarding

8.6

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
ANA
8.4
Very good
994 reviews
ANA
8.4
Very good
994 reviews

Crew

8.7

Overall

8.4

Food

7.7

Comfort

8.2

Boarding

8.6

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
Japan Airlines
8.3
Very good
1,595 reviews
ANA
8.4
Very good
994 reviews

Crew

8.7

Overall

8.4

Food

7.7

Comfort

8.2

Boarding

8.6

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Related info for your journey

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

  • What airport do you fly from for flights from Seattle to Osaka Itami?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Osaka Itami. On average, Seattle/Tacoma Intl has 0 outbound flights to Osaka Itami per day from 2 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • How long is the flight from Seattle to Osaka Itami Airport?

    Departing from Seattle to Osaka Itami Airport will take you 22h 45m. The distance from Seattle to Osaka Itami Airport is about 4999 mi.

  • What are the cheapest airlines flying from Seattle to Osaka Itami Airport round-trip?

    ANA, at $687, was found to be the cheapest airline from Seattle to Osaka Itami Airport. An alternate airline flying to your destination would be Japan Airlines. ANA is currently priced 32% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Osaka Itami Airport?

    Currently, November is the cheapest month in which you can book a flight from Seattle to Osaka Itami Airport (average of $680). Flying from Seattle 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 Seattle to Osaka Itami

See prices for flight routes from nearby airports that may be better suited for you.
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Portland to Kansai Intl flights
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Top 2 airlines flying from Seattle to Osaka Itami

Discover the top 2 airlines that operate flights from Seattle 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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$687Average$957FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$697Average$1,128FlexibilityNo cancel feeOn-time79%

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