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Cheap flights from Busan to Washington from $439

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Busan to Washington departing on 12/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Busan to Washington

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:55 am - 2:31 pmPUS-SEA
23h 36m2 stops
Multiple Airlines Logo
5:50 am - 7:35 pmSEA-PUS
20h 45m2 stops
$636Multiple Airlines
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Sat, Dec 20 - Sat, Dec 27
China Airlines Logo
11:50 am - 6:10 pmPUS-SEA
23h 20m1 stop
China Airlines Logo
12:10 am - 10:50 amSEA-PUS
17h 40m1 stop
$750China Airlines
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Thu, Dec 4 - Sun, Dec 7
Korean Air Logo
7:55 am - 9:00 amPUS-SEA
18h 05m1 stop
Korean Air Logo
11:00 am - 3:10 pmSEA-PUS
35h 10m1 stop
$754Korean Air
Find Deal
Mon, Dec 15 - Fri, Feb 6
Korean Air Logo
10:25 am - 9:00 amPUS-SEA
15h 35m1 stop
Korean Air Logo
12:00 pm - 7:35 pmSEA-PUS
15h 35m1 stop
$760Korean Air
Find Deal
Fri, Dec 19 - Fri, Mar 13
Korean Air Logo
10:25 am - 9:00 amPUS-SEA
15h 35m1 stop
Korean Air Logo
11:00 am - 10:50 amSEA-PUS
30h 50m1 stop
$761Korean Air
Find Deal
Thu, Nov 27 - Thu, Dec 4
Delta Logo
12:00 pm - 1:20 pmPUS-SEA
18h 20m1 stop
Delta Logo
11:30 am - 8:10 amSEA-PUS
27h 40m1 stop
$783Delta
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Sun, Dec 21 - Wed, Dec 31
Asiana Airlines Logo
8:30 pm - 1:55 pmPUS-SEA
34h 25m1 stop
Asiana Airlines Logo
12:10 am - 1:35 pmSEA-PUS
20h 25m1 stop
$787Asiana Airlines
Find Deal
Mon, Dec 1 - Sun, Dec 7
Delta Logo
12:00 pm - 8:50 pmPUS-SEA
25h 50m2 stops
Delta Logo
10:15 pm - 8:45 pmSEA-PUS
29h 30m2 stops
$789Delta
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Sun, Dec 21 - Tue, Dec 30
EVA Air Logo
6:55 pm - 5:30 pmPUS-SEA
15h 35m1 stop
EVA Air Logo
12:10 am - 5:40 pmSEA-PUS
24h 30m1 stop
$928EVA Air
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Thu, Nov 27 - Wed, Dec 3
EVA Air Logo
6:55 pm - 6:10 pmPUS-SEA
16h 15m1 stop
EVA Air Logo
12:10 am - 5:40 pmSEA-PUS
24h 30m1 stop
$934EVA Air
Find Deal
Sat, Dec 6 - Thu, Dec 11

Korean Air flights from Busan to State of Washington

Our best Korean Air deals on Busan to State of Washington flight tickets
Korean Air
Dec 15
PUS7:55 amBusan Gimhae
18h 05m
1 stop
SEA9:00 amSeattle/Tacoma Intl
Feb 6
SEA11:00 amSeattle/Tacoma Intl
35h 10m
1 stop
PUS3:10 pmBusan Gimhae
$754
Find similar
Korean Air
Dec 19
PUS10:25 amBusan Gimhae
15h 35m
1 stop
SEA9:00 amSeattle/Tacoma Intl
Mar 13
SEA12:00 pmSeattle/Tacoma Intl
15h 35m
1 stop
PUS7:35 pmBusan Gimhae
$760
Find similar
Korean Air
Nov 27
PUS10:25 amBusan Gimhae
15h 35m
1 stop
SEA9:00 amSeattle/Tacoma Intl
Dec 4
SEA11:00 amSeattle/Tacoma Intl
30h 50m
1 stop
PUS10:50 amBusan Gimhae
$761
Find similar

EVA Air flights from Busan to State of Washington

Our best EVA Air deals on Busan to State of Washington flight tickets
EVA Air
Nov 27
PUS6:55 pmBusan Gimhae
15h 35m
1 stop
SEA5:30 pmSeattle/Tacoma Intl
Dec 3
SEA12:10 amSeattle/Tacoma Intl
24h 30m
1 stop
PUS5:40 pmBusan Gimhae
$928
Find similar
EVA Air
Dec 6
PUS6:55 pmBusan Gimhae
16h 15m
1 stop
SEA6:10 pmSeattle/Tacoma Intl
Dec 11
SEA12:10 amSeattle/Tacoma Intl
24h 30m
1 stop
PUS5:40 pmBusan Gimhae
$934
Find similar
EVA Air
Nov 21
PUS6:55 pmBusan Gimhae
16h 15m
1 stop
SEA6:10 pmSeattle/Tacoma Intl
Nov 22
SEA11:30 pmSeattle/Tacoma Intl
25h 10m
1 stop
PUS5:40 pmBusan Gimhae
$1,045
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Busan to State of Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from Busan to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BusanSeattle

PUS - SEA

PUSSEA

Busan Gimhae

Sat 12/20

7:55 am-2:31 pm

2 stops23h 36m

Seattle/Tacoma Intl

Sat 12/27

5:50 am-7:35 pm

2 stops20h 45m

$636

BusanSeattle

PUS - SEA

PUSSEA

Busan Gimhae

Thu 12/4

11:50 am-6:10 pm

1 stop23h 20m

Seattle/Tacoma Intl

Sun 12/7

12:10 am-10:50 am

1 stop17h 40m

$750

BusanSeattle

PUS - SEA

PUSSEA

Busan Gimhae

Mon 12/15

7:55 am-9:00 am

1 stop18h 05m

Seattle/Tacoma Intl

Fri 2/6

11:00 am-3:10 pm

1 stop35h 10m

$754

BusanSeattle

PUS - SEA

PUSSEA

Busan Gimhae

Fri 12/19

10:25 am-9:00 am

1 stop15h 35m

Seattle/Tacoma Intl

Fri 3/13

12:00 pm-7:35 pm

1 stop15h 35m

$760

BusanSeattle

PUS - SEA

PUSSEA

Busan Gimhae

Thu 11/27

10:25 am-9:00 am

1 stop15h 35m

Seattle/Tacoma Intl

Thu 12/4

11:00 am-10:50 am

1 stop30h 50m

$761

BusanSeattle

PUS - SEA

PUSSEA

Busan Gimhae

Sun 12/21

12:00 pm-1:20 pm

1 stop18h 20m

Seattle/Tacoma Intl

Wed 12/31

11:30 am-8:10 am

1 stop27h 40m

$783

BusanSeattle

PUS - SEA

PUSSEA

Busan Gimhae

Mon 12/1

8:30 pm-1:55 pm

1 stop34h 25m

Seattle/Tacoma Intl

Sun 12/7

12:10 am-1:35 pm

1 stop20h 25m

$787

BusanSeattle

PUS - SEA

PUSSEA

Busan Gimhae

Sun 12/21

12:00 pm-8:50 pm

2 stops25h 50m

Seattle/Tacoma Intl

Tue 12/30

10:15 pm-8:45 pm

2 stops29h 30m

$789

BusanSeattle

PUS - SEA

PUSSEA

Busan Gimhae

Thu 11/27

6:55 pm-5:30 pm

1 stop15h 35m

Seattle/Tacoma Intl

Wed 12/3

12:10 am-5:40 pm

1 stop24h 30m

$928

BusanSeattle

PUS - SEA

PUSSEA

Busan Gimhae

Sat 12/6

6:55 pm-6:10 pm

1 stop16h 15m

Seattle/Tacoma Intl

Thu 12/11

12:10 am-5:40 pm

1 stop24h 30m

$934

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Busan 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

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Busan to State of Washington is on a Wednesday. Travelers who choose to depart for State of Washington on a Wednesday will often find tickets for as low as $1,117. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Busan to State of Washington for around $1,583.

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

The cheapest time of day to fly to State of Washington is in the morning when flights can be purchased for as low as $1,107. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,232 on average. Flights to State of Washington from Busan in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Busan to State of Washington flight deals and tips

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

Direct flights

None
There are no direct flights from Busan to State of Washington. There are no popular flight routes from Busan to State of Washington.
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  • When did momondo last update prices for flights from Busan Gimhae Airport to Washington?

    Prices for flights from Busan Gimhae Airport to Washington were last updated today.

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

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

    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 Busan Gimhae 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 Busan to State of Washington

Compare and see reviews for airlines that fly from Busan to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
Korean AirPriceFrom $807Free CancellationRating
8.4
1,160 reviews
Search Korean Air flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Busan to Washington for you.

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

Flights from Busan to Washington 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 Busan to Washington?

momondo helps you find the best flight between Busan 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 Busan to Washington right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Busan to Washington now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington and let you know when they change.

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