What airlines fly to Busan?

Korean Air, Delta and China Airlines are the top three most popular airlines that fly to Busan from State of Washington according to our data. Korean Air is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Busan. Keep in mind that there are 3 different airlines that fly to Busan on a routine basis, so you have a few additional options to choose from.

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 February 2026, there are 2 operators 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.

$994 Cheap Flights from Washington to Busan in 2026

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Find the cheapest flights from Washington to Busan

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:15 am - 4:50 pm

SEA

PUS

41h 35m

2 stops

5:50 pm - 6:23 pm

PUS

SEA

40h 33m

2 stops

$994China Eastern

Tue, Mar 17 - Tue, Mar 24

11:25 am - 8:10 am

SEA

PUS

27h 45m

1 stop

4:10 pm - 9:00 am

PUS

SEA

33h 50m

1 stop

$995Korean Air

Thu, Feb 12 - Tue, Feb 17

10:30 pm - 7:55 pm

SEA

PUS

29h 25m

1 stop

12:55 pm - 7:40 pm

PUS

SEA

22h 45m

1 stop

$1,021Philippine Airlines

Tue, Mar 17 - Tue, Mar 24

1:10 am - 3:45 pm

SEA

PUS

22h 35m

1 stop

2:05 pm - 7:40 pm

PUS

SEA

45h 35m

2 stops

$1,069Multiple Airlines

Mon, Mar 16 - Tue, Mar 24

7:10 am - 10:50 am

SEA

PUS

34h 40m

2 stops

12:00 pm - 1:20 pm

PUS

SEA

18h 20m

1 stop

$1,149Delta

Thu, Feb 12 - Tue, Feb 17

9:15 am - 7:35 pm

PDX

PUS

18h 20m

2 stops

4:10 pm - 11:44 pm

PUS

PDX

23h 34m

2 stops

$1,309Korean Air

Mon, Mar 9 - Fri, Mar 13

7:10 am - 10:50 am

SEA

PUS

34h 40m

2 stops

4:10 pm - 9:51 pm

PUS

SEA

22h 41m

2 stops

$1,311Delta

Thu, Feb 12 - Tue, Feb 17

9:45 am - 6:20 am

SEA

PUS

28h 35m

2 stops

10:00 pm - 5:01 pm

PUS

SEA

35h 01m

3 stops

$1,327Multiple Airlines

Tue, Mar 17 - Tue, Mar 24

Korean Air flights from State of Washington to Busan

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

Korean Air

Feb 12

SEA11:25 amSeattle/Tacoma Intl

27h 45m

1 stop

PUS8:10 amBusan Gimhae

Feb 17

PUS4:10 pmBusan Gimhae

33h 50m

1 stop

SEA9:00 amSeattle/Tacoma Intl

$995

Korean Air

Mar 9

PDX9:15 amPortland

18h 20m

2 stops

PUS7:35 pmBusan Gimhae

Mar 13

PUS4:10 pmBusan Gimhae

23h 34m

2 stops

PDX11:44 pmPortland

$1,309

Delta flights from State of Washington to Busan

Our best Delta deals on State of Washington to Busan flight tickets

Delta

Feb 12

SEA7:10 amSeattle/Tacoma Intl

34h 40m

2 stops

PUS10:50 amBusan Gimhae

Feb 17

PUS12:00 pmBusan Gimhae

18h 20m

1 stop

SEA1:20 pmSeattle/Tacoma Intl

$1,149

Delta

Feb 12

SEA7:10 amSeattle/Tacoma Intl

34h 40m

2 stops

PUS10:50 amBusan Gimhae

Feb 17

PUS4:10 pmBusan Gimhae

22h 41m

2 stops

SEA9:51 pmSeattle/Tacoma Intl

$1,311

Fly from

Fly to

Route

Depart

Return

Price

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Tue 3/17

7:15 am-4:50 pm

2 stops41h 35m

Busan Gimhae

Tue 3/24

5:50 pm-6:23 pm

2 stops40h 33m

$994

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Thu 2/12

11:25 am-8:10 am

1 stop27h 45m

Busan Gimhae

Tue 2/17

4:10 pm-9:00 am

1 stop33h 50m

$995

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Tue 3/17

10:30 pm-7:55 pm

1 stop29h 25m

Busan Gimhae

Tue 3/24

12:55 pm-7:40 pm

1 stop22h 45m

$1,021

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Mon 3/16

1:10 am-3:45 pm

1 stop22h 35m

Busan Gimhae

Tue 3/24

2:05 pm-7:40 pm

2 stops45h 35m

$1,069

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Thu 2/12

7:10 am-10:50 am

2 stops34h 40m

Busan Gimhae

Tue 2/17

12:00 pm-1:20 pm

1 stop18h 20m

$1,149

PortlandBusan

PDX - PUS

PDXPUS

Portland

Mon 3/9

9:15 am-7:35 pm

2 stops18h 20m

Busan Gimhae

Fri 3/13

4:10 pm-11:44 pm

2 stops23h 34m

$1,309

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Thu 2/12

7:10 am-10:50 am

2 stops34h 40m

Busan Gimhae

Tue 2/17

4:10 pm-9:51 pm

2 stops22h 41m

$1,311

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Tue 3/17

9:45 am-6:20 am

2 stops28h 35m

Busan Gimhae

Tue 3/24

10:00 pm-5:01 pm

3 stops35h 01m

$1,327

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Fri 7/10

12:55 am-12:10 pm

2 stops19h 15m

$478

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Thu 7/9

12:55 am-8:35 pm

1 stop27h 40m

$483

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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

Prices

Airlines

What is the cheapest month to fly to Busan?

The cheapest month to fly to Busan from State of Washington is in August. Flight prices, which tend to average around $892, are often lower during this time because this is during the off-season. If you aren’t able to travel to Busan during the month of August, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $972.

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

Fastest flight time	23h 00m
Direct flights	None

The fastest flight from State of Washington to Busan takes 23h 00m

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

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 February 2026, there are 2 operators 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
China Airlines	PriceFrom $835	Free Cancellation	Rating 8.3 803 reviews	Search China Airlines flights
Korean Air	PriceFrom $959	Free Cancellation	Rating 8.4 1,188 reviews	Search Korean Air flights
Delta	PriceFrom $1,948	Free Cancellation	Rating 7.9 8,131 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.