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$401+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
KIX — SEA
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
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 March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$718
(Air Canada)

One-way from

$401
(Kiwi.com)

Popular in

August

Cheapest in

May

Average price

$981
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. 14% potential increase in price ($167 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 31, 2025.

This Air Canada deal was found by Cheapflights users on 3/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/96:05 pmKIX - PDX
1 stop12h 41mAir Canada
Sun 9/2110:10 amPDX - KIX
1 stop14h 15mAir Canada
Deal found 3/30$718
This Air Canada deal was found by Cheapflights users on 3/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:05 pmKIX - SEA
1 stop31h 16mAir Canada
Sun 9/215:45 amSEA - KIX
1 stop18h 40mAir Canada
Deal found 3/30$797
This Delta deal was found by Cheapflights users on 3/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/912:35 pmKIX - PDX
2 stops22h 38mDelta
Wed 9/247:10 amPDX - KIX
2 stops21h 50mDelta
Deal found 3/30$809
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/711:50 amKIX - SEA
2 stops26h 23mMultiple Airlines
Sun 5/1110:00 amSEA - KIX
2 stops18h 30mMultiple Airlines
Deal found 3/30$810
This Korean Air deal was found by Cheapflights users on 3/30. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:20 pmKIX - PDX
2 stops34h 59mKorean Air
Thu 9/2510:29 amPDX - KIX
2 stops18h 31mKorean Air
Deal found 3/30$815
This Philippine Airlines deal was found by Cheapflights users on 3/30. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/103:20 pmKIX - SEA
1 stop19h 55mPhilippine Airlines
Fri 9/2611:35 pmSEA - KIX
1 stop28h 05mPhilippine Airlines
Deal found 3/30$832
This oojo deal was found by Cheapflights users on 3/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/97:05 pmKIX - SEA
1 stop16h 40mChina Airlines
Tue 9/231:10 amSEA - KIX
1 stop18h 50mChina Airlines
Deal found 3/30$857
This oojo deal was found by Cheapflights users on 3/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/71:25 pmKIX - SEA
1 stop18h 45mSTARLUX Airlines
Sat 5/101:15 amSEA - KIX
1 stop19h 00mSTARLUX Airlines
Deal found 3/30$881
This FlightHub deal was found by Cheapflights users on 3/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:30 pmKIX - SEA
1 stop17h 00mEVA Air
Tue 9/231:30 amSEA - KIX
1 stop16h 40mEVA Air
Deal found 3/30$882
This Korean Air deal was found by Cheapflights users on 3/30. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:20 pmKIX - SEA
1 stop32h 20mKorean Air
Thu 9/2512:50 pmSEA - KIX
1 stop16h 10mKorean Air
Deal found 3/30$891
This Asiana Airlines deal was found by Cheapflights users on 3/30. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/610:50 amKIX - SEA
1 stop17h 40mAsiana Airlines
Fri 9/262:15 pmSEA - KIX
1 stop33h 35mAsiana Airlines
Deal found 3/30$968
This Expedia deal was found by Cheapflights users on 3/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/96:30 pmKIX - PDX
2 stops21h 29mMultiple Airlines
Wed 9/247:45 amPDX - KIX
1 stop15h 05mMultiple Airlines
Deal found 3/30$979

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 March 31, 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

Tue 9/9

6:05 pm-2:46 pm

1 stop12h 41m

Portland

Sun 9/21

10:10 am-4:25 pm

1 stop14h 15m

$718

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Mon 9/8

6:05 pm-9:21 am

1 stop31h 16m

Seattle/Tacoma Intl

Sun 9/21

5:45 am-4:25 pm

1 stop18h 40m

$797

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Tue 9/9

12:35 pm-7:13 pm

2 stops22h 38m

Portland

Wed 9/24

7:10 am-9:00 pm

2 stops21h 50m

$809

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Wed 5/7

11:50 am-10:13 pm

2 stops26h 23m

Seattle/Tacoma Intl

Sun 5/11

10:00 am-8:30 pm

2 stops18h 30m

$810

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Mon 9/8

6:20 pm-1:19 pm

2 stops34h 59m

Portland

Thu 9/25

10:29 am-9:00 pm

2 stops18h 31m

$815

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Wed 9/10

3:20 pm-7:15 pm

1 stop19h 55m

Seattle/Tacoma Intl

Fri 9/26

11:35 pm-7:40 pm

1 stop28h 05m

$832

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Tue 9/9

7:05 pm-7:45 pm

1 stop16h 40m

Seattle/Tacoma Intl

Tue 9/23

1:10 am-12:00 pm

1 stop18h 50m

$857

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Wed 5/7

1:25 pm-4:10 pm

1 stop18h 45m

Seattle/Tacoma Intl

Sat 5/10

1:15 am-12:15 pm

1 stop19h 00m

$881

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Wed 9/10

6:30 pm-7:30 pm

1 stop17h 00m

Seattle/Tacoma Intl

Tue 9/23

1:30 am-10:10 am

1 stop16h 40m

$882

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Mon 9/8

6:20 pm-10:40 am

1 stop32h 20m

Seattle/Tacoma Intl

Thu 9/25

12:50 pm-9:00 pm

1 stop16h 10m

$891

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 35 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 March 31, 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 March 31, 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
146 reviews

Crew

9.3

Food

8.9

Overall

9.1

Boarding

9.0

Entertainment

9.0

Comfort

9.0

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
146 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Crew

9.3

Food

8.9

Overall

9.1

Boarding

9.0

Entertainment

9.0

Comfort

9.0

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
1,170 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Crew

9.3

Food

8.9

Overall

9.1

Boarding

9.0

Entertainment

9.0

Comfort

9.0

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
1,051 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Crew

9.3

Food

8.9

Overall

9.1

Boarding

9.0

Entertainment

9.0

Comfort

9.0

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
146 reviews

Crew

9.3

Food

8.9

Overall

9.1

Boarding

9.0

Entertainment

9.0

Comfort

9.0

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.
China Airlines
8.2
Very good
723 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Crew

9.3

Food

8.9

Overall

9.1

Boarding

9.0

Entertainment

9.0

Comfort

9.0

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 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 $496 on Philippine Airlines. Other airlines that offer cheap prices include China Airlines from $524 and EVA Air from $568 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

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

Discover the top 3 airlines 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$838Average$1,344FlexibilityNo cancel feeOn-time67%
Asiana AirlinesCheapest$852Average$926FlexibilityNo cancel feeOn-time76%
ANACheapest$1,863Average$1,863FlexibilityNo cancel feeOn-time80%
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