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$376+ Cheap flights from Kansai Intl (KIX) 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
KIX — SEA
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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Cheap flight deals from Kansai Intl to Washington

Keep the following information in mind while searching for Kansai Intl to Washington flight deals. Data was last updated April 22, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$842
(Gotogate)

One-way from

$376
(Kiwi.com)

Popular in

September

Cheapest in

May

Average price

$955
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 Kansai Intl to Washington
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One-way flight from Osaka Kansai Intl to Washington
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Highest demand for flights based on searches. 10% potential increase in price ($113 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Kansai Intl to Washington

Cheapest flights from Kansai Intl to Washington
Explore the most affordable flight options available from Kansai Intl to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

This Gotogate deal was found by Cheapflights users on 4/22. 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 6/96:05 pmKIX - PDX
1 stop12h 35mAir Canada
Tue 6/243:25 pmPDX - KIX
1 stop33h 00mAir Canada
Deal found 4/22$855
This Air Canada deal was found by Cheapflights users on 4/22. 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.
Mon 6/96:05 pmKIX - PDX
1 stop20h 50mMultiple Airlines
Tue 6/246:43 pmPDX - KIX
2 stops29h 42mMultiple Airlines
Deal found 4/22$884
This oojo deal was found by Cheapflights users on 4/22. 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.
Wed 9/2411:10 amKIX - SEA
1 stop24h 20mEVA Air
Tue 10/712:30 amSEA - KIX
1 stop24h 45mEVA Air
Deal found 4/22$921
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1011:35 amKIX - SEA
1 stop15h 15mMultiple Airlines
Tue 6/171:20 pmSEA - KIX
1 stop17h 30mMultiple Airlines
Deal found 4/22$945
This Trip.com deal was found by Cheapflights users on 4/22. 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.
Fri 6/61:25 pmKIX - SEA
1 stop18h 45mSTARLUX Airlines
Thu 6/121:15 amSEA - KIX
1 stop19h 00mSTARLUX Airlines
Deal found 4/22$966
This Philippine Airlines deal was found by Cheapflights users on 4/22. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/243:20 pmKIX - SEA
1 stop19h 55mPhilippine Airlines
Wed 10/811:35 pmSEA - KIX
1 stop22h 45mPhilippine Airlines
Deal found 4/22$988
This oojo deal was found by Cheapflights users on 4/22. 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.
Sun 8/32:00 pmKIX - SEA
1 stop21h 45mChina Airlines
Sat 8/231:40 amSEA - KIX
1 stop19h 10mChina Airlines
Deal found 4/22$998
This HIS deal was found by Cheapflights users on 4/21. 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 HIS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/53:10 pmKIX - PDX
2 stops23h 10mSTARLUX Airlines
Thu 6/128:59 pmPDX - KIX
2 stops23h 16mSTARLUX Airlines
Deal found 4/21$1,029
This Cheapflightsfares deal was found by Cheapflights users on 4/22. 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.
Wed 8/207:40 amKIX - SEA
2 stops25h 13mJapan Airlines
Wed 9/38:08 amSEA - KIX
2 stops22h 07mJapan Airlines
Deal found 4/22$1,079
This FlightHub deal was found by Cheapflights users on 4/22. 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.
Thu 8/2110:50 amKIX - SEA
1 stop17h 55mAsiana Airlines
Mon 9/82:15 pmSEA - KIX
1 stop27h 25mAsiana Airlines
Deal found 4/22$1,121
This Air Canada deal was found by Cheapflights users on 4/22. 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.
Sat 6/146:05 pmKIX - SEA
1 stop16h 28mAir Canada
Sat 7/127:15 pmSEA - KIX
1 stop29h 10mAir Canada
Deal found 4/22$1,199
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2112:35 pmKIX - SEA
2 stops27h 23mDelta
Mon 9/812:45 pmSEA - KIX
1 stop30h 35mDelta
Deal found 4/22$1,318

Cheapflights Fare Finder

Customize your flight search to find flights from Kansai Intl 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 April 22, 2025.
Use the filters below to find and compare flights from Osaka Kansai Intl Airport to Washington that are best for you.

Fly from

Kansai Intl

Fly to

Washington

Route

Depart

Return

Price

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Mon 6/9

6:05 pm-2:40 pm

1 stop12h 35m

Portland

Tue 6/24

3:25 pm-4:25 pm

1 stop33h 00m

$855

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Mon 6/9

6:05 pm-10:55 pm

1 stop20h 50m

Portland

Tue 6/24

6:43 pm-4:25 pm

2 stops29h 42m

$884

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Wed 9/24

11:10 am-7:30 pm

1 stop24h 20m

Seattle/Tacoma Intl

Tue 10/7

12:30 am-5:15 pm

1 stop24h 45m

$921

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Fri 6/6

1:25 pm-4:10 pm

1 stop18h 45m

Seattle/Tacoma Intl

Thu 6/12

1:15 am-12:15 pm

1 stop19h 00m

$966

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Wed 9/24

3:20 pm-7:15 pm

1 stop19h 55m

Seattle/Tacoma Intl

Wed 10/8

11:35 pm-2:20 pm

1 stop22h 45m

$988

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Sun 8/3

2:00 pm-7:45 pm

1 stop21h 45m

Seattle/Tacoma Intl

Sat 8/23

1:40 am-12:50 pm

1 stop19h 10m

$998

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Wed 9/24

1:10 pm-10:06 pm

2 stops24h 56m

Seattle/Tacoma Intl

Tue 10/7

12:30 am-5:15 pm

1 stop24h 45m

$1,000

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Thu 6/5

3:10 pm-10:20 pm

2 stops23h 10m

Portland

Thu 6/12

8:59 pm-12:15 pm

2 stops23h 16m

$1,029

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Wed 8/20

7:40 am-4:53 pm

2 stops25h 13m

Seattle/Tacoma Intl

Wed 9/3

8:08 am-10:15 pm

2 stops22h 07m

$1,079

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Thu 8/21

10:50 am-12:45 pm

1 stop17h 55m

Seattle/Tacoma Intl

Mon 9/8

2:15 pm-9:40 am

1 stop27h 25m

$1,121

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 38 results
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Best time to book a flight from Kansai Intl to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Kansai Intl 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 Osaka Kansai Intl Airport to Washington

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

Currently, January is the cheapest month in which you can book a flight from Osaka Kansai Intl Airport to State of Washington (average of $238). Flying from Osaka Kansai Intl Airport 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 KIX to WA?

Find hourly flight availability from Kansai Intl 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 April 22, 2025.

When flying from Osaka Kansai Intl Airport 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 April 22, 2025.
Read through reviews of airlines operating flights from Osaka to Washington, such as STARLUX Airlines, EVA Air and Korean Air. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
157 reviews

Entertainment

9.0

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
STARLUX Airlines
9.1
Wonderful
157 reviews
STARLUX Airlines
9.1
Wonderful
157 reviews

Entertainment

9.0

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
EVA Air
8.4
Very good
1,179 reviews
STARLUX Airlines
9.1
Wonderful
157 reviews

Entertainment

9.0

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Korean Air
8.4
Very good
1,062 reviews
STARLUX Airlines
9.1
Wonderful
157 reviews

Entertainment

9.0

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Japan Airlines
8.3
Very good
1,450 reviews
STARLUX Airlines
9.1
Wonderful
157 reviews

Entertainment

9.0

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
China Airlines
8.3
Very good
727 reviews
STARLUX Airlines
9.1
Wonderful
157 reviews

Entertainment

9.0

Crew

9.3

Food

8.9

Boarding

9.0

Comfort

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

Related info for your journey

Find useful and relevant information for your journey from Kansai Intl 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 Kansai Intl Airport to State of Washington one-way?

    One-way options have recently been found by users for as low as $562 on China Airlines. Other airlines that offer cheap prices include Philippine Airlines from $632 and Air Canada from $656 one-way.

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

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

  • How can I find direct flights from Kansai Intl to Washington?

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

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

    Yes. Cheapflights offers flight deals from Kansai Intl 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 Kansai Intl Airport to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Osaka Kansai Intl Airport to State of Washington (average of $238). Flying from Osaka Kansai Intl Airport 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 Kansai Intl to Washington

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Top airline flying from Kansai Intl to Washington

Discover the top airline that operate flights from Kansai Intl 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 April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$852Average$923FlexibilityNo cancel feeOn-time76%

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