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 June 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.

$537 Cheap Flights from Washington to Busan in 2026

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.

1:10 am - 6:50 pm

SEA

PUS

25h 40m

1 stop

7:50 pm - 6:10 pm

PUS

SEA

15h 20m

1 stop

$1,064China Airlines

Sat, Oct 31 - Sun, Nov 22

1:15 am - 9:30 am

SEA

PUS

16h 15m

1 stop

11:50 am - 6:10 pm

PUS

SEA

23h 20m

1 stop

$1,065China Airlines

Sun, Oct 18 - Thu, Nov 5

12:25 pm - 1:35 pm

SEA

PUS

33h 10m

1 stop

7:45 am - 10:20 am

PUS

SEA

18h 35m

1 stop

$1,069Cathay Pacific

Mon, Aug 31 - Tue, Sep 15

1:15 am - 9:30 am

SEA

PUS

16h 15m

1 stop

11:50 am - 6:10 pm

PUS

SEA

23h 20m

1 stop

$1,080China Airlines

Sun, Oct 18 - Thu, Nov 5

12:10 am - 7:45 am

SEA

PUS

15h 35m

1 stop

7:00 am - 3:45 pm

PUS

SEA

24h 45m

1 stop

$1,116Multiple Airlines

Fri, Jul 17 - Fri, Jul 24

11:50 am - 1:20 pm

SEA

PUS

33h 30m

1 stop

2:05 pm - 9:10 am

PUS

SEA

36h 05m

1 stop

$1,119Cathay Pacific

Wed, Oct 28 - Wed, Nov 11

2:10 am - 10:20 am

SEA

PUS

16h 10m

1 stop

7:10 pm - 7:40 pm

PUS

SEA

16h 30m

1 stop

$1,127EVA Air

Mon, Aug 31 - Wed, Sep 16

1:15 am - 5:55 pm

SEA

PUS

24h 40m

1 stop

12:30 pm - 4:10 pm

PUS

SEA

19h 40m

1 stop

$1,131STARLUX Airlines

Tue, Sep 1 - Wed, Sep 16

5:41 pm - 5:55 pm

PDX

PUS

32h 14m

2 stops

6:55 pm - 7:50 pm

PUS

PDX

40h 55m

2 stops

$1,150STARLUX Airlines

Tue, Sep 8 - Sat, Sep 12

5:36 pm - 6:00 pm

PDX

PUS

32h 24m

2 stops

12:45 pm - 8:51 pm

PUS

PDX

24h 06m

2 stops

$1,237Multiple Airlines

Sat, Aug 1 - Mon, Aug 31

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China Airlines flights from State of Washington to Busan

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

China Airlines

Oct 31

SEA1:10 amSeattle/Tacoma Intl

25h 40m

1 stop

PUS6:50 pmBusan Gimhae

Nov 22

PUS7:50 pmBusan Gimhae

15h 20m

1 stop

SEA6:10 pmSeattle/Tacoma Intl

$1,064

China Airlines

Oct 18

SEA1:15 amSeattle/Tacoma Intl

16h 15m

1 stop

PUS9:30 amBusan Gimhae

Nov 5

PUS11:50 amBusan Gimhae

23h 20m

1 stop

SEA6:10 pmSeattle/Tacoma Intl

$1,065

China Airlines

Oct 18

SEA1:15 amSeattle/Tacoma Intl

16h 15m

1 stop

PUS9:30 amBusan Gimhae

Nov 5

PUS11:50 amBusan Gimhae

23h 20m

1 stop

SEA6:10 pmSeattle/Tacoma Intl

$1,080

Cathay Pacific flights from State of Washington to Busan

Our best Cathay Pacific deals on State of Washington to Busan flight tickets

Cathay Pacific

Aug 31

SEA12:25 pmSeattle/Tacoma Intl

33h 10m

1 stop

PUS1:35 pmBusan Gimhae

Sep 15

PUS7:45 amBusan Gimhae

18h 35m

1 stop

SEA10:20 amSeattle/Tacoma Intl

$1,069

Cathay Pacific

Oct 28

SEA11:50 amSeattle/Tacoma Intl

33h 30m

1 stop

PUS1:20 pmBusan Gimhae

Nov 11

PUS2:05 pmBusan Gimhae

36h 05m

1 stop

SEA9:10 amSeattle/Tacoma Intl

$1,119

Cathay Pacific

Oct 24

SEA11:45 amSeattle/Tacoma Intl

33h 35m

1 stop

PUS1:20 pmBusan Gimhae

Nov 8

PUS2:05 pmBusan Gimhae

36h 05m

1 stop

SEA9:10 amSeattle/Tacoma Intl

$1,170

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Sat 10/31

1:10 am-6:50 pm

1 stop25h 40m

Busan Gimhae

Sun 11/22

7:50 pm-6:10 pm

1 stop15h 20m

$1,064

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Sun 10/18

1:15 am-9:30 am

1 stop16h 15m

Busan Gimhae

Thu 11/5

11:50 am-6:10 pm

1 stop23h 20m

$1,065

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Mon 8/31

12:25 pm-1:35 pm

1 stop33h 10m

Busan Gimhae

Tue 9/15

7:45 am-10:20 am

1 stop18h 35m

$1,069

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Sun 10/18

1:15 am-9:30 am

1 stop16h 15m

Busan Gimhae

Thu 11/5

11:50 am-6:10 pm

1 stop23h 20m

$1,080

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Fri 7/17

12:10 am-7:45 am

1 stop15h 35m

Busan Gimhae

Fri 7/24

7:00 am-3:45 pm

1 stop24h 45m

$1,116

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Wed 10/28

11:50 am-1:20 pm

1 stop33h 30m

Busan Gimhae

Wed 11/11

2:05 pm-9:10 am

1 stop36h 05m

$1,119

Quickest round-trip

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Mon 8/31

2:10 am-10:20 am

1 stop16h 10m

Busan Gimhae

Wed 9/16

7:10 pm-7:40 pm

1 stop16h 30m

$1,127

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Tue 9/1

1:15 am-5:55 pm

1 stop24h 40m

Busan Gimhae

Wed 9/16

12:30 pm-4:10 pm

1 stop19h 40m

$1,131

PortlandBusan

PDX - PUS

PDXPUS

Portland

Tue 9/8

5:41 pm-5:55 pm

2 stops32h 14m

Busan Gimhae

Sat 9/12

6:55 pm-7:50 pm

2 stops40h 55m

$1,150

PortlandBusan

PDX - PUS

PDXPUS

Portland

Sat 8/1

5:36 pm-6:00 pm

2 stops32h 24m

Busan Gimhae

Mon 8/31

12:45 pm-8:51 pm

2 stops24h 06m

$1,237

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 June. Flight prices, which tend to average around $0, 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 June, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $855.

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	19h 25m
Direct flights	None

The fastest flight from State of Washington to Busan takes 19h 25m

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 June 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 $959	Free Cancellation	Rating 8.4 1,218 reviews		Search Korean Air flights
Delta	PriceFrom $1,948	Free Cancellation	Rating 7.8 8,421 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.