What is the cheapest airline that flies from Osaka Kansai Intl to Washington?

Hainan Airlines, Delta, and Korean Air are the most popular carriers operating from Osaka Kansai Intl to Washington

How many operators does momondo search for flights from Osaka Kansai Intl Airport to Washington?

As of July 2026, there is 1 operator available to choose from for flights from Osaka Kansai Intl Airport to Washington.

How old do you have to be to fly from Osaka Kansai Intl Airport to Washington?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Osaka Kansai Intl Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$475 Cheap Flights from Osaka Kansai Intl Airport to State of Washington in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Osaka Kansai Intl Airport to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:40 am - 11:05 am

KIX

SEA

20h 25m

1 stop

1:20 pm - 2:00 pm

SEA

KIX

32h 40m

1 stop

$933Multiple Airlines

Thu, Aug 20 - Thu, Aug 27

2:20 pm - 9:00 am

KIX

SEA

34h 40m

1 stop

9:25 pm - 9:15 am

SEA

KIX

43h 50m

2 stops

$973Multiple Airlines

Fri, Sep 4 - Thu, Sep 10

2:20 pm - 9:00 am

KIX

SEA

34h 40m

1 stop

12:25 pm - 3:10 pm

SEA

KIX

34h 45m

1 stop

$1,011Multiple Airlines

Fri, Sep 4 - Thu, Sep 10

6:00 pm - 2:57 pm

KIX

PDX

36h 57m

2 stops

10:10 am - 4:25 pm

PDX

KIX

14h 15m

1 stop

$1,247Air Canada

Mon, Aug 17 - Fri, Sep 11

6:00 pm - 10:45 pm

KIX

PDX

44h 45m

2 stops

10:10 am - 4:25 pm

PDX

KIX

14h 15m

1 stop

$1,249Air Canada

Mon, Aug 17 - Fri, Sep 11

6:00 pm - 10:45 pm

KIX

PDX

44h 45m

2 stops

7:00 am - 4:25 pm

PDX

KIX

41h 25m

2 stops

$1,253Air Canada

Mon, Aug 17 - Sun, Sep 13

9:05 am - 5:14 pm

KIX

PDX

24h 09m

2 stops

9:51 am - 10:40 pm

PDX

KIX

20h 49m

2 stops

$1,257Delta

Fri, Sep 4 - Fri, Sep 11

6:00 pm - 7:11 pm

KIX

PDX

17h 11m

1 stop

10:10 am - 4:25 pm

PDX

KIX

14h 15m

1 stop

$1,258Air Canada

Thu, Aug 27 - Mon, Aug 31

6:15 pm - 7:44 pm

KIX

PDX

41h 29m

2 stops

5:50 pm - 10:40 pm

PDX

KIX

36h 50m

2 stops

$1,259Delta

Wed, Aug 19 - Wed, Sep 16

9:05 am - 5:14 pm

KIX

PDX

24h 09m

2 stops

9:51 am - 10:40 pm

PDX

KIX

20h 49m

2 stops

$1,260Delta

Fri, Sep 4 - Fri, Sep 11

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

STARLUX Airlines flights from Osaka Kansai Intl Airport to State of Washington

Our best STARLUX Airlines deals on Osaka Kansai Intl Airport to State of Washington flight tickets

STARLUX Airlines

Jul 24

KIX3:10 pmOsaka Kansai Intl

17h 25m

1 stop

SEA4:35 pmSeattle/Tacoma Intl

Aug 19

SEA1:15 amSeattle/Tacoma Intl

19h 00m

1 stop

KIX12:15 pmOsaka Kansai Intl

$1,401

STARLUX Airlines

Jul 24

KIX1:25 pmOsaka Kansai Intl

19h 10m

1 stop

SEA4:35 pmSeattle/Tacoma Intl

Aug 19

SEA1:15 amSeattle/Tacoma Intl

20h 45m

1 stop

KIX2:00 pmOsaka Kansai Intl

$1,588

Qatar Airways flights from Osaka Kansai Intl Airport to State of Washington

Our best Qatar Airways deals on Osaka Kansai Intl Airport to State of Washington flight tickets

Qatar Airways

Jul 23

KIX6:55 pmOsaka Kansai Intl

33h 50m

1 stop

SEA12:45 pmSeattle/Tacoma Intl

Jul 28

SEA4:25 pmSeattle/Tacoma Intl

33h 00m

1 stop

KIX5:25 pmOsaka Kansai Intl

$1,258

Qatar Airways

Jul 24

KIX6:55 pmOsaka Kansai Intl

33h 50m

1 stop

SEA12:45 pmSeattle/Tacoma Intl

Aug 7

SEA3:47 pmSeattle/Tacoma Intl

33h 38m

2 stops

KIX5:25 pmOsaka Kansai Intl

$1,446

Qatar Airways

Jul 24

KIX6:55 pmOsaka Kansai Intl

33h 50m

1 stop

SEA12:45 pmSeattle/Tacoma Intl

Aug 7

SEA3:47 pmSeattle/Tacoma Intl

33h 38m

2 stops

KIX5:25 pmOsaka Kansai Intl

$1,449

momondo Fare Finder

Use the filters below to find and compare flights from Osaka Kansai Intl Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Thu 8/20

6:40 am-11:05 am

1 stop20h 25m

Seattle/Tacoma Intl

Thu 8/27

1:20 pm-2:00 pm

1 stop32h 40m

$933

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Fri 9/4

2:20 pm-9:00 am

1 stop34h 40m

Seattle/Tacoma Intl

Thu 9/10

9:25 pm-9:15 am

2 stops43h 50m

$973

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Fri 9/4

2:20 pm-9:00 am

1 stop34h 40m

Seattle/Tacoma Intl

Thu 9/10

12:25 pm-3:10 pm

1 stop34h 45m

$1,011

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Mon 8/17

6:00 pm-2:57 pm

2 stops36h 57m

Portland

Fri 9/11

10:10 am-4:25 pm

1 stop14h 15m

$1,247

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Mon 8/17

6:00 pm-10:45 pm

2 stops44h 45m

Portland

Fri 9/11

10:10 am-4:25 pm

1 stop14h 15m

$1,249

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Mon 8/17

6:00 pm-10:45 pm

2 stops44h 45m

Portland

Sun 9/13

7:00 am-4:25 pm

2 stops41h 25m

$1,253

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Fri 9/4

9:05 am-5:14 pm

2 stops24h 09m

Portland

Fri 9/11

9:51 am-10:40 pm

2 stops20h 49m

$1,257

Quickest round-trip

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Thu 8/27

6:00 pm-7:11 pm

1 stop17h 11m

Portland

Mon 8/31

10:10 am-4:25 pm

1 stop14h 15m

$1,258

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Wed 8/19

6:15 pm-7:44 pm

2 stops41h 29m

Portland

Wed 9/16

5:50 pm-10:40 pm

2 stops36h 50m

$1,259

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Fri 9/4

9:05 am-5:14 pm

2 stops24h 09m

Portland

Fri 9/11

9:51 am-10:40 pm

2 stops20h 49m

$1,260

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Osaka Kansai Intl Airport to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Osaka Kansai Intl Airport to State of Washington flights?

You could potentially save up to 21% on your flight if you consider stops on a Osaka Kansai Intl Airport to State of Washington flight.

Cheap Osaka Kansai Intl Airport to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Osaka Kansai Intl Airport to State of Washington

Fastest flight time	13h 30m
Direct flights	None

The fastest flight from Osaka Kansai Intl Airport to State of Washington takes 13h 30m

There are no direct flights from Osaka Kansai Intl Airport to State of Washington. There are no popular flight routes from Osaka Kansai Intl Airport to State of Washington.

Search flight deals

Frequently asked questions about flying from Osaka Kansai Intl Airport to Washington

When did momondo last update prices for flights from Osaka Kansai Intl Airport to Washington?
Prices for flights from Osaka Kansai Intl Airport to Washington refresh daily.
How many operators does momondo search for flights from Osaka Kansai Intl Airport to Washington?
As of July 2026, there is 1 operator available to choose from for flights from Osaka Kansai Intl Airport to Washington.
How old do you have to be to fly from Osaka Kansai Intl Airport to Washington?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Osaka Kansai Intl Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Osaka Kansai Intl Airport to State of Washington

Compare and see reviews for airlines that fly from Osaka Kansai Intl Airport to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $794	Free Cancellation	Rating 7.1 11,371 reviews		Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Osaka to Washington?

It is quick and easy to find Osaka to Washington flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington that suits you.

Can I find flights from Osaka to Washington with flexible booking policies on momondo?

All flight searches from Osaka to Washington on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Osaka to Washington?

momondo helps you find the best flight between Osaka and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Osaka to Washington right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Osaka to Washington flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.