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$436+ Cheap flights from Osaka (OSA) to Washington

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
OSA — SEA
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Osaka to Washington

Keep the following information in mind while searching for Osaka to Washington flight deals. Data was last updated febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$820
(Air Canada)

One-way from

$436
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$921
Provider with most accurate pricing for Osaka (OSA)-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Osaka (OSA)-Seattle/Tacoma Intl flights.
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From Osaka (OSA) to Washington
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One-way flight from Osaka (OSA) to Washington
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Highest demand for flights based on searches. 10% potential increase in price ($122 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Osaka to Washington

Cheapest flights from Osaka to Washington
Explore the most affordable flight options available from Osaka to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This Priceline deal was found by Cheapflights users on 2/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/256:05 pmKIX - PDX
1 stop20h 51mAir Canada
mar. 9/27:40 pmPDX - KIX
1 stop28h 45mAir Canada
Deal found 2/20$779
This Air Canada deal was found by Cheapflights users on 2/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/126:05 pmKIX - SEA
1 stop16h 28mAir Canada
jue. 5/227:15 pmSEA - KIX
1 stop29h 10mAir Canada
Deal found 2/19$820
This oojo deal was found by Cheapflights users on 2/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/42:00 pmKIX - SEA
1 stop18h 05mSTARLUX Airlines
jue. 3/612:05 amSEA - KIX
1 stop18h 05mSTARLUX Airlines
Deal found 2/19$863
This EVA Air deal was found by Cheapflights users on 2/20. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/141:10 pmKIX - SEA
1 stop21h 40mEVA Air
vie. 7/111:10 amSEA - KIX
1 stop17h 00mEVA Air
Deal found 2/20$875
This Gotogate deal was found by Cheapflights users on 2/20. 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.
jue. 3/67:05 pmKIX - SEA
1 stop32h 50mAsiana Airlines
dom. 3/91:45 pmSEA - KIX
1 stop36h 00mAsiana Airlines
Deal found 2/20$880
This Trip.com deal was found by Cheapflights users on 2/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/612:45 pmKIX - SEA
1 stop22h 30mChina Airlines
sáb. 3/812:10 amSEA - KIX
1 stop18h 25mChina Airlines
Deal found 2/20$893
This Gotogate deal was found by Cheapflights users on 2/18. 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.
mié. 3/510:05 amKIX - SEA
1 stop25h 05mMultiple Airlines
sáb. 3/812:45 pmSEA - KIX
1 stop34h 05mMultiple Airlines
Deal found 2/18$918
This Booking.com deal was found by Cheapflights users on 2/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/256:05 pmKIX - PDX
1 stop12h 45mMultiple Airlines
mar. 9/210:10 amPDX - KIX
2 stops20h 10mMultiple Airlines
Deal found 2/20$930
This Trip.com deal was found by Cheapflights users on 2/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 4/183:20 pmKIX - SEA
1 stop20h 00mPhilippine Airlines
vie. 4/2511:30 pmSEA - KIX
1 stop22h 50mPhilippine Airlines
Deal found 2/20$956
This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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.
lun. 5/1211:10 pmKIX - SEA
2 stops25h 50mHainan Airlines
jue. 5/2211:00 amSEA - KIX
2 stops34h 25mHainan Airlines
Deal found 2/19$1,039
This Trip.com deal was found by Cheapflights users on 2/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/137:05 amITM - SEA
2 stops28h 15mMultiple Airlines
dom. 8/241:30 pmSEA - ITM
1 stop14h 55mMultiple Airlines
Deal found 2/20$1,071
This Air Canada deal was found by Cheapflights users on 2/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/122:05 pmITM - SEA
2 stops14h 53mAir Canada
jue. 5/225:40 amSEA - ITM
2 stops21h 15mAir Canada
Deal found 2/19$1,155

Find flights from Osaka to Washington within your budget

Customize your flight search to find flights from Osaka to Washington 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 febrero 20, 2025.

Fly from

Osaka

Fly to

Washington

Route

Depart

Return

Price

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

lun. 5/12

6:05 pm-6:33 pm

1 stop16h 28m

Seattle/Tacoma Intl

jue. 5/22

7:15 pm-4:25 pm

1 stop29h 10m

$820

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

mar. 3/4

2:00 pm-3:05 pm

1 stop18h 05m

Seattle/Tacoma Intl

jue. 3/6

12:05 am-11:10 am

1 stop18h 05m

$863

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

sáb. 6/14

1:10 pm-6:50 pm

1 stop21h 40m

Seattle/Tacoma Intl

vie. 7/11

1:10 am-10:10 am

1 stop17h 00m

$875

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

jue. 3/6

7:05 pm-10:55 am

1 stop32h 50m

Seattle/Tacoma Intl

dom. 3/9

1:45 pm-5:45 pm

1 stop36h 00m

$880

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

jue. 3/6

12:45 pm-6:15 pm

1 stop22h 30m

Seattle/Tacoma Intl

sáb. 3/8

12:10 am-11:35 am

1 stop18h 25m

$893

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

mié. 3/5

10:05 am-6:10 pm

1 stop25h 05m

Seattle/Tacoma Intl

sáb. 3/8

12:45 pm-3:50 pm

1 stop34h 05m

$918

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

vie. 4/18

3:20 pm-7:20 pm

1 stop20h 00m

Seattle/Tacoma Intl

vie. 4/25

11:30 pm-2:20 pm

1 stop22h 50m

$956

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

lun. 5/12

11:10 pm-9:00 am

2 stops25h 50m

Seattle/Tacoma Intl

jue. 5/22

11:00 am-1:25 pm

2 stops34h 25m

$1,039

OsakaSeattle

ITM - SEA

ITMSEA

Osaka Itami

mié. 8/13

7:05 am-7:20 pm

2 stops28h 15m

Seattle/Tacoma Intl

dom. 8/24

1:30 pm-8:25 pm

1 stop14h 55m

$1,071

OsakaSeattle

ITM - SEA

ITMSEA

Osaka Itami

lun. 5/12

2:05 pm-12:58 pm

2 stops14h 53m

Seattle/Tacoma Intl

jue. 5/22

5:40 am-6:55 pm

2 stops21h 15m

$1,155

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 49 results
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Best time to book a flight from Osaka to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Osaka 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.

Travel insights for flights from Osaka to Washington

Get recent, data-driven insights about flights from Osaka to Washington including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Osaka to State of Washington (average of $238). Flying from Osaka to State of Washington in July is currently the most expensive (average of $411). 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 OSA to WA?

Find hourly flight availability from Osaka to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 20, 2025.

When flying from Osaka to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated febrero 20, 2025.
Read through reviews of airlines operating flights from Osaka to Washington, such as STARLUX Airlines, EVA Air and ANA. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
140 reviews

Crew

9.3

Food

9.0

Comfort

9.0

Overall

9.1

Boarding

9.1

Entertainment

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

STARLUX Airlines
9.1
Wonderful
140 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Crew

9.3

Food

9.0

Comfort

9.0

Overall

9.1

Boarding

9.1

Entertainment

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

EVA Air
8.4
Very good
1,200 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Crew

9.3

Food

9.0

Comfort

9.0

Overall

9.1

Boarding

9.1

Entertainment

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

ANA
8.4
Very good
842 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Crew

9.3

Food

9.0

Comfort

9.0

Overall

9.1

Boarding

9.1

Entertainment

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Korean Air
8.4
Very good
1,037 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Crew

9.3

Food

9.0

Comfort

9.0

Overall

9.1

Boarding

9.1

Entertainment

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Japan Airlines
8.3
Very good
1,440 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Crew

9.3

Food

9.0

Comfort

9.0

Overall

9.1

Boarding

9.1

Entertainment

9.1

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Related info for your journey

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

  • What are the cheapest airlines to fly from Osaka to State of Washington one-way?

    The cheapest airlines for a one-way flight from Osaka to State of Washington are Philippine Airlines ($508), China Airlines ($517), and EVA Air ($527).

  • What are the most popular routes from Osaka to State of Washington?

    The most popular flight routes from Osaka to State of Washington are Osaka Kansai Intl - Seattle/Tacoma Intl, Osaka Itami - Seattle/Tacoma Intl and Osaka Kansai Intl - Portland.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Osaka to Washington 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 Osaka to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Osaka to State of Washington (average of $238). Flying from Osaka to State of Washington in July is currently the most expensive (average of $411). 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

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Alternative routes for Osaka to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Osaka to Washington

Discover the top 3 airlines that operate flights from Osaka to Washington. 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$838Average$1,367FlexibilityNo cancel feeOn-time67%
Asiana AirlinesCheapest$852Average$926FlexibilityNo cancel feeOn-time76%
ANACheapest$1,397Average$1,863FlexibilityNo cancel feeOn-time80%
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