When did momondo last update prices for flights from Washington to Busan Gimhae Airport?

Prices for flights from Washington to Busan Gimhae Airport are updated daily.

How many operators does momondo search for flights from Washington to Busan Gimhae Airport?

As of September 2026, there is 1 operator available to choose from for flights from Washington to Busan Gimhae Airport.

How old do you have to be to fly from Washington to Busan Gimhae Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Busan Gimhae Airport.

What documentation or ID do you need to fly to Busan Gimhae Airport?

The travel and health documents you'll need for your trip to Busan Gimhae Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Busan Gimhae Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$632 Cheap Flights from Washington to Busan in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to Busan

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:15 am - 11:15 amSEA Seattle/Tacoma Intl-PUS Busan Gimhae

18h 00m1 stop Taipei City Taiwan Taoyuan Intl

10:30 am - 7:15 pmPUS Busan Gimhae-SEA Seattle/Tacoma Intl

24h 45m1 stop Taipei City Taiwan Taoyuan Intl

$918China Airlines

Mon, Oct 19 - Thu, Oct 22

1:15 am - 7:00 pmSEA Seattle/Tacoma Intl-PUS Busan Gimhae

25h 45m1 stop Taipei City Taiwan Taoyuan Intl

8:00 pm - 7:15 pmPUS Busan Gimhae-SEA Seattle/Tacoma Intl

15h 15m1 stop Taipei City Taiwan Taoyuan Intl

$918China Airlines

Mon, Oct 19 - Thu, Oct 22

12:10 am - 10:50 amSEA Seattle/Tacoma Intl-PUS Busan Gimhae

17h 40m1 stop Taipei City Taiwan Taoyuan Intl

10:10 am - 6:10 pmPUS Busan Gimhae-SEA Seattle/Tacoma Intl

25h 00m1 stop Taipei City Taiwan Taoyuan Intl

$926China Airlines

Mon, Nov 2 - Tue, Nov 10

1:15 am - 11:15 amSEA Seattle/Tacoma Intl-PUS Busan Gimhae

18h 00m1 stop Taipei City Taiwan Taoyuan Intl

10:30 am - 7:15 pmPUS Busan Gimhae-SEA Seattle/Tacoma Intl

24h 45m1 stop Taipei City Taiwan Taoyuan Intl

$983China Airlines

Mon, Oct 19 - Thu, Oct 22

12:10 am - 6:50 pmSEA Seattle/Tacoma Intl-PUS Busan Gimhae

25h 40m1 stop Taipei City Taiwan Taoyuan Intl

12:15 pm - 7:15 pmPUS Busan Gimhae-SEA Seattle/Tacoma Intl

23h 00m1 stop Taipei City Taiwan Taoyuan Intl

$992China Airlines

Sun, Nov 8 - Mon, May 24

11:45 pm - 5:55 pmSEA Seattle/Tacoma Intl-PUS Busan Gimhae

25h 10m1 stop Taipei City Taiwan Taoyuan Intl

12:30 pm - 3:05 pmPUS Busan Gimhae-SEA Seattle/Tacoma Intl

19h 35m1 stop Taipei City Taiwan Taoyuan Intl

$1,072STARLUX Airlines

Tue, Nov 10 - Tue, Nov 17

11:45 pm - 5:55 pmSEA Seattle/Tacoma Intl-PUS Busan Gimhae

25h 10m1 stop Taipei City Taiwan Taoyuan Intl

12:30 pm - 3:05 pmPUS Busan Gimhae-SEA Seattle/Tacoma Intl

19h 35m1 stop Taipei City Taiwan Taoyuan Intl

$1,073STARLUX Airlines

Tue, Nov 10 - Tue, Nov 17

5:03 pm - 11:15 amPDX Portland-PUS Busan Gimhae

26h 12m2 stops Los Angeles Los Angeles Taipei City Taiwan Taoyuan Intl

11:50 am - 11:02 pmPUS Busan Gimhae-PDX Portland

27h 12m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$1,194Multiple Airlines

Wed, Oct 21 - Sat, Oct 31

7:32 am - 8:45 pmSEA Seattle/Tacoma Intl-PUS Busan Gimhae

21h 13m2 stops Los Angeles Los Angeles Incheon Intl

8:00 am - 10:40 amPUS Busan Gimhae-SEA Seattle/Tacoma Intl

18h 40m1 stop Incheon Intl

$1,313Korean Air

Tue, Oct 20 - Thu, Oct 22

7:32 am - 8:45 pmSEA Seattle/Tacoma Intl-PUS Busan Gimhae

21h 13m2 stops Los Angeles Los Angeles Incheon Intl

4:30 pm - 6:52 pmPUS Busan Gimhae-SEA Seattle/Tacoma Intl

18h 22m2 stops Incheon Intl Salt Lake City

$2,534Korean Air

Tue, Oct 20 - Thu, Oct 22

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STARLUX Airlines flights from State of Washington to Busan

Our best STARLUX Airlines deals on State of Washington to Busan flight tickets

STARLUX Airlines

Nov 10

SEA11:45 pmSeattle/Tacoma Intl

25h 10m

1 stop

PUS5:55 pmBusan Gimhae

Nov 17

PUS12:30 pmBusan Gimhae

19h 35m

1 stop

SEA3:05 pmSeattle/Tacoma Intl

$1,072

STARLUX Airlines

Nov 10

SEA11:45 pmSeattle/Tacoma Intl

25h 10m

1 stop

PUS5:55 pmBusan Gimhae

Nov 17

PUS12:30 pmBusan Gimhae

19h 35m

1 stop

SEA3:05 pmSeattle/Tacoma Intl

$1,073

STARLUX Airlines

Nov 10

SEA11:45 pmSeattle/Tacoma Intl

25h 10m

1 stop

PUS5:55 pmBusan Gimhae

Nov 17

PUS12:30 pmBusan Gimhae

19h 35m

1 stop

SEA3:05 pmSeattle/Tacoma Intl

$1,103

Korean Air flights from State of Washington to Busan

Our best Korean Air deals on State of Washington to Busan flight tickets

Korean Air

Oct 20

SEA7:32 amSeattle/Tacoma Intl

21h 13m

2 stops

PUS8:45 pmBusan Gimhae

Oct 22

PUS8:00 amBusan Gimhae

18h 40m

1 stop

SEA10:40 amSeattle/Tacoma Intl

$1,313

Korean Air

Oct 20

SEA7:32 amSeattle/Tacoma Intl

21h 13m

2 stops

PUS8:45 pmBusan Gimhae

Oct 22

PUS4:30 pmBusan Gimhae

18h 22m

2 stops

SEA6:52 pmSeattle/Tacoma Intl

$2,534

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBusan

SEA Seattle/Tacoma Intl - PUS Busan Gimhae

SEAPUS

Seattle/Tacoma Intl

Mon 10/19

1:15 am-11:15 am

1 stop18h 00m

Busan Gimhae

Thu 10/22

10:30 am-7:15 pm

1 stop24h 45m

$918

SeattleBusan

SEA Seattle/Tacoma Intl - PUS Busan Gimhae

SEAPUS

Seattle/Tacoma Intl

Mon 10/19

1:15 am-7:00 pm

1 stop25h 45m

Busan Gimhae

Thu 10/22

8:00 pm-7:15 pm

1 stop15h 15m

$918

SeattleBusan

SEA Seattle/Tacoma Intl - PUS Busan Gimhae

SEAPUS

Seattle/Tacoma Intl

Mon 11/2

12:10 am-10:50 am

1 stop17h 40m

Busan Gimhae

Tue 11/10

10:10 am-6:10 pm

1 stop25h 00m

$926

SeattleBusan

SEA Seattle/Tacoma Intl - PUS Busan Gimhae

SEAPUS

Seattle/Tacoma Intl

Mon 10/19

1:15 am-11:15 am

1 stop18h 00m

Busan Gimhae

Thu 10/22

10:30 am-7:15 pm

1 stop24h 45m

$983

SeattleBusan

SEA Seattle/Tacoma Intl - PUS Busan Gimhae

SEAPUS

Seattle/Tacoma Intl

Sun 11/8

12:10 am-6:50 pm

1 stop25h 40m

Busan Gimhae

Mon 5/24

12:15 pm-7:15 pm

1 stop23h 00m

$992

SeattleBusan

SEA Seattle/Tacoma Intl - PUS Busan Gimhae

SEAPUS

Seattle/Tacoma Intl

Tue 11/10

11:45 pm-5:55 pm

1 stop25h 10m

Busan Gimhae

Tue 11/17

12:30 pm-3:05 pm

1 stop19h 35m

$1,072

SeattleBusan

SEA Seattle/Tacoma Intl - PUS Busan Gimhae

SEAPUS

Seattle/Tacoma Intl

Tue 11/10

11:45 pm-5:55 pm

1 stop25h 10m

Busan Gimhae

Tue 11/17

12:30 pm-3:05 pm

1 stop19h 35m

$1,073

PortlandBusan

PDX Portland - PUS Busan Gimhae

PDXPUS

Portland

Wed 10/21

5:03 pm-11:15 am

2 stops26h 12m

Busan Gimhae

Sat 10/31

11:50 am-11:02 pm

2 stops27h 12m

$1,194

SeattleBusan

SEA Seattle/Tacoma Intl - PUS Busan Gimhae

SEAPUS

Seattle/Tacoma Intl

Tue 10/20

7:32 am-8:45 pm

2 stops21h 13m

Busan Gimhae

Thu 10/22

8:00 am-10:40 am

1 stop18h 40m

$1,313

Quickest round-trip

SeattleBusan

SEA Seattle/Tacoma Intl - PUS Busan Gimhae

SEAPUS

Seattle/Tacoma Intl

Tue 10/20

7:32 am-8:45 pm

2 stops21h 13m

Busan Gimhae

Thu 10/22

4:30 pm-6:52 pm

2 stops18h 22m

$2,534

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Busan

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

What is the cheapest airline that flies from Washington to Busan Gimhae?

Alaska Airlines is the most popular carrier operating from Washington to Busan Gimhae

Cheap State of Washington to Busan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Busan

Best Price Found	$632
Fastest flight time	14h 45m
Direct flights	None

The best one-way flight to Busan from State of Washington in the past 72 hours is $632. The best round-trip flight deal from State of Washington to Busan found on momondo in the last 72 hours is $918.

The fastest flight from State of Washington to Busan takes 14h 45m

There are no direct flights from State of Washington to Busan. There are no popular flight routes from State of Washington to Busan.

Search flight deals

Frequently asked questions about flying from Washington to Busan

When did momondo last update prices for flights from Washington to Busan Gimhae Airport?
Prices for flights from Washington to Busan Gimhae Airport are updated daily.
How many operators does momondo search for flights from Washington to Busan Gimhae Airport?
As of September 2026, there is 1 operator available to choose from for flights from Washington to Busan Gimhae Airport.
How old do you have to be to fly from Washington to Busan Gimhae Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Busan Gimhae Airport.
What documentation or ID do you need to fly to Busan Gimhae Airport?
The travel and health documents you'll need for your trip to Busan Gimhae Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Busan Gimhae Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Busan

Compare and see reviews for airlines that fly from State of Washington to Busan with momondo

Airline	Rating	Free Cancellation	Price
Korean Air	PriceFrom $995	Free Cancellation	Rating 8.4 1,218 reviews		Search Korean Air flights
Delta	PriceFrom $1,948	Free Cancellation	Rating 7.8 8,593 reviews		Search Delta flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Busan. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Washington to Busan with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Busan from Washington.

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

If you are simply researching potential flights to Busan, momondo offers a useful price alert feature which will track prices for flights to Busan from Washington and alert you when they change.