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 52% 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.

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

Delta is the most popular carrier operating from Washington to Busan Gimhae

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 December 2025, there are 4 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.

$492 Cheap Flights from Washington to Busan in 2025/26

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Find the cheapest flights from Washington to Busan

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

1:10 am - 11:15 am

SEA

PUS

18h 05m1 stop

8:00 pm - 7:30 pm

PUS

SEA

15h 30m1 stop

$856China Airlines

Sun, May 3 - Thu, Jun 4

1:50 am - 6:00 pm

SEA

PUS

24h 10m1 stop

7:10 pm - 7:30 pm

PUS

SEA

16h 20m1 stop

$858EVA Air

Sun, May 3 - Wed, Jun 3

1:30 am - 6:00 pm

SEA

PUS

24h 30m1 stop

7:10 pm - 7:30 pm

PUS

SEA

16h 20m1 stop

$860EVA Air

Wed, Apr 29 - Tue, Jun 2

1:10 am - 11:15 am

SEA

PUS

18h 05m1 stop

8:00 pm - 7:30 pm

PUS

SEA

15h 30m1 stop

$895China Airlines

Tue, May 5 - Tue, Jun 2

1:50 am - 6:00 pm

SEA

PUS

24h 10m1 stop

7:10 pm - 6:50 pm

PUS

SEA

15h 40m1 stop

$898EVA Air

Sat, May 2 - Thu, Jun 4

1:30 am - 6:00 pm

SEA

PUS

24h 30m1 stop

7:10 pm - 7:30 pm

PUS

SEA

16h 20m1 stop

$911EVA Air

Mon, Apr 27 - Mon, Jun 1

12:50 am - 6:00 pm

SEA

PUS

25h 10m1 stop

7:10 pm - 7:30 pm

PUS

SEA

16h 20m1 stop

$921EVA Air

Tue, May 5 - Mon, Jun 1

12:03 pm - 8:10 am

SEA

PUS

27h 07m2 stops

10:25 am - 2:18 pm

PUS

SEA

20h 53m2 stops

$948Korean Air

Tue, Jan 27 - Tue, Feb 3

5:53 pm - 8:10 am

SEA

PUS

21h 17m2 stops

12:00 pm - 9:00 am

PUS

SEA

14h 00m1 stop

$950Korean Air

Tue, Jan 27 - Tue, Feb 3

6:25 am - 4:50 pm

PDX

PUS

41h 25m2 stops

5:50 pm - 4:43 pm

PUS

PDX

38h 53m2 stops

$1,032China Eastern

Mon, Mar 2 - Fri, Mar 20

China Airlines flights from State of Washington to Busan

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

China Airlines

May 3

SEA1:10 amSeattle/Tacoma Intl

18h 05m

1 stop

PUS11:15 amBusan Gimhae

Jun 2

PUS12:15 pmBusan Gimhae

23h 15m

1 stop

SEA7:30 pmSeattle/Tacoma Intl

$856

Find similar

China Airlines

May 5

SEA1:10 amSeattle/Tacoma Intl

18h 05m

1 stop

PUS11:15 amBusan Gimhae

Jun 2

PUS8:00 pmBusan Gimhae

15h 30m

1 stop

SEA7:30 pmSeattle/Tacoma Intl

$895

Find similar

China Airlines

Apr 30

SEA1:10 amSeattle/Tacoma Intl

25h 50m

1 stop

PUS7:00 pmBusan Gimhae

Jun 4

PUS12:15 pmBusan Gimhae

23h 15m

1 stop

SEA7:30 pmSeattle/Tacoma Intl

$952

Find similar

EVA Air flights from State of Washington to Busan

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

EVA Air

May 3

SEA1:50 amSeattle/Tacoma Intl

24h 10m

1 stop

PUS6:00 pmBusan Gimhae

Jun 3

PUS7:10 pmBusan Gimhae

16h 20m

1 stop

SEA7:30 pmSeattle/Tacoma Intl

$858

Find similar

EVA Air

Apr 29

SEA1:30 amSeattle/Tacoma Intl

24h 30m

1 stop

PUS6:00 pmBusan Gimhae

Jun 2

PUS7:10 pmBusan Gimhae

16h 20m

1 stop

SEA7:30 pmSeattle/Tacoma Intl

$860

Find similar

EVA Air

May 2

SEA1:50 amSeattle/Tacoma Intl

24h 10m

1 stop

PUS6:00 pmBusan Gimhae

Jun 4

PUS7:10 pmBusan Gimhae

15h 40m

1 stop

SEA6:50 pmSeattle/Tacoma Intl

$898

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Sun 5/3

1:10 am-11:15 am

1 stop18h 05m

Busan Gimhae

Thu 6/4

8:00 pm-7:30 pm

1 stop15h 30m

$856

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Sun 5/3

1:50 am-6:00 pm

1 stop24h 10m

Busan Gimhae

Wed 6/3

7:10 pm-7:30 pm

1 stop16h 20m

$858

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Wed 4/29

1:30 am-6:00 pm

1 stop24h 30m

Busan Gimhae

Tue 6/2

7:10 pm-7:30 pm

1 stop16h 20m

$860

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Tue 5/5

1:10 am-11:15 am

1 stop18h 05m

Busan Gimhae

Tue 6/2

8:00 pm-7:30 pm

1 stop15h 30m

$895

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Sat 5/2

1:50 am-6:00 pm

1 stop24h 10m

Busan Gimhae

Thu 6/4

7:10 pm-6:50 pm

1 stop15h 40m

$898

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Mon 4/27

1:30 am-6:00 pm

1 stop24h 30m

Busan Gimhae

Mon 6/1

7:10 pm-7:30 pm

1 stop16h 20m

$911

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Tue 5/5

12:50 am-6:00 pm

1 stop25h 10m

Busan Gimhae

Mon 6/1

7:10 pm-7:30 pm

1 stop16h 20m

$921

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Tue 1/27

12:03 pm-8:10 am

2 stops27h 07m

Busan Gimhae

Tue 2/3

10:25 am-2:18 pm

2 stops20h 53m

$948

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Tue 1/27

5:53 pm-8:10 am

2 stops21h 17m

Busan Gimhae

Tue 2/3

12:00 pm-9:00 am

1 stop14h 00m

$950

PortlandBusan

PDX - PUS

PDXPUS

Portland

Mon 3/2

6:25 am-4:50 pm

2 stops41h 25m

Busan Gimhae

Fri 3/20

5:50 pm-4:43 pm

2 stops38h 53m

$1,032

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 $953.

What is the cheapest day to depart on your flight to Busan?

Our data shows that Tuesday is the least expensive day to fly to Busan. Tickets to fly out on this day can be as low as $1,471. Flights from State of Washington to Busan on a Saturday will generally be more expensive and average around $1,760. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Busan?

In the evening is the cheapest time of day to fly from State of Washington to Busan when you can find flight prices for as low as $950. Flying to Busan in the evening is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Busan, so prices are often more expensive at around $1,556 per ticket.

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	15h 45m
Direct flights	None

The fastest flight from State of Washington to Busan takes 15h 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

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 December 2025, there are 4 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 8.3 791 reviews	Search China Airlines flights
Delta	PriceFrom $956	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
Korean Air	PriceFrom $959	Free Cancellation	Rating 8.4 1,186 reviews	Search Korean Air 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.