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Cheap flights from Washington to Busan from $444

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Busan departing on 11/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Washington to Busan

Cheap round-trip flights

Multiple Airlines Logo
1:02 pm - 4:50 pmSEA-PUS
35h 48m2 stops
Multiple Airlines Logo
7:20 am - 1:55 pmPUS-SEA
23h 35m1 stop
$892Multiple Airlines
Find Deal
Mon, Oct 20 - Mon, Nov 10
Multiple Airlines Logo
2:15 pm - 8:30 amSEA-PUS
26h 15m1 stop
Multiple Airlines Logo
8:30 pm - 5:35 amPUS-SEA
50h 05m2 stops
$912Multiple Airlines
Find Deal
Tue, Oct 21 - Tue, Nov 11
China Airlines Logo
1:10 am - 7:00 pmSEA-PUS
25h 50m1 stop
China Airlines Logo
11:50 am - 7:10 pmPUS-SEA
23h 20m1 stop
$933China Airlines
Find Deal
Tue, Oct 14 - Thu, Oct 30
China Airlines Logo
1:10 am - 11:15 amSEA-PUS
18h 05m1 stop
China Airlines Logo
7:50 pm - 6:10 pmPUS-SEA
15h 20m1 stop
$939China Airlines
Find Deal
Mon, Oct 20 - Tue, Nov 11
Multiple Airlines Logo
8:42 am - 7:50 pmSEA-PUS
43h 08m2 stops
Multiple Airlines Logo
10:00 pm - 2:31 pmPUS-SEA
33h 31m2 stops
$940Multiple Airlines
Find Deal
Mon, Oct 20 - Mon, Nov 10
Delta Logo
12:10 pm - 8:10 amSEA-PUS
28h 00m1 stop
Delta Logo
7:00 am - 1:20 pmPUS-SEA
23h 20m1 stop
$942Delta
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Thu, Oct 30 - Thu, Nov 6
Delta Logo
7:25 am - 8:45 pmSEA-PUS
21h 20m2 stops
Delta Logo
7:55 am - 9:00 amPUS-SEA
18h 05m1 stop
$947Delta
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Thu, Oct 30 - Thu, Nov 6
EVA Air Logo
1:10 am - 5:40 pmSEA-PUS
24h 30m1 stop
EVA Air Logo
6:55 pm - 6:10 pmPUS-SEA
16h 15m1 stop
$1,045EVA Air
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Wed, Oct 29 - Thu, Nov 6
EVA Air Logo
1:10 am - 5:40 pmSEA-PUS
24h 30m1 stop
EVA Air Logo
6:55 pm - 6:10 pmPUS-SEA
16h 15m1 stop
$1,047EVA Air
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Wed, Oct 29 - Wed, Nov 5
China Eastern Logo
6:29 am - 4:50 pmPDX-PUS
41h 21m2 stops
China Eastern Logo
5:50 pm - 4:22 pmPUS-PDX
39h 32m2 stops
$1,240China Eastern
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Wed, Nov 12 - Fri, Nov 21

Delta flights from State of Washington to Busan

Our best Delta deals on State of Washington to Busan flight tickets
Delta
Oct 30
SEA12:10 pmSeattle/Tacoma Intl
28h 00m
1 stop
PUS8:10 amBusan Gimhae
Nov 6
PUS7:00 amBusan Gimhae
23h 20m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$942
Find similar
Delta
Oct 30
SEA7:25 amSeattle/Tacoma Intl
21h 20m
2 stops
PUS8:45 pmBusan Gimhae
Nov 6
PUS7:55 amBusan Gimhae
18h 05m
1 stop
SEA9:00 amSeattle/Tacoma Intl
$947
Find similar
Delta
Oct 30
SEA7:25 amSeattle/Tacoma Intl
21h 20m
2 stops
PUS8:45 pmBusan Gimhae
Nov 6
PUS7:00 amBusan Gimhae
29h 00m
2 stops
SEA7:00 pmSeattle/Tacoma Intl
$957
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
Oct 29
SEA1:10 amSeattle/Tacoma Intl
24h 30m
1 stop
PUS5:40 pmBusan Gimhae
Nov 6
PUS6:55 pmBusan Gimhae
16h 15m
1 stop
SEA6:10 pmSeattle/Tacoma Intl
$1,045
Find similar
EVA Air
Oct 29
SEA1:10 amSeattle/Tacoma Intl
24h 30m
1 stop
PUS5:40 pmBusan Gimhae
Nov 5
PUS6:55 pmBusan Gimhae
16h 15m
1 stop
SEA6:10 pmSeattle/Tacoma Intl
$1,047
Find similar
EVA Air
Dec 16
SEA12:10 amSeattle/Tacoma Intl
24h 30m
1 stop
PUS5:40 pmBusan Gimhae
Dec 31
PUS6:55 pmBusan Gimhae
16h 15m
1 stop
SEA6:10 pmSeattle/Tacoma Intl
$1,903
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Busan 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 September 17, 2025.
Use the filters below to find and compare flights from Washington to Busan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Mon 10/20

1:02 pm-4:50 pm

2 stops35h 48m

Busan Gimhae

Mon 11/10

7:20 am-1:55 pm

1 stop23h 35m

$892

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Tue 10/21

2:15 pm-8:30 am

1 stop26h 15m

Busan Gimhae

Tue 11/11

8:30 pm-5:35 am

2 stops50h 05m

$912

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Tue 10/14

1:10 am-7:00 pm

1 stop25h 50m

Busan Gimhae

Thu 10/30

11:50 am-7:10 pm

1 stop23h 20m

$933

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Mon 10/20

1:10 am-11:15 am

1 stop18h 05m

Busan Gimhae

Tue 11/11

7:50 pm-6:10 pm

1 stop15h 20m

$939

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Mon 10/20

8:42 am-7:50 pm

2 stops43h 08m

Busan Gimhae

Mon 11/10

10:00 pm-2:31 pm

2 stops33h 31m

$940

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Thu 10/30

12:10 pm-8:10 am

1 stop28h 00m

Busan Gimhae

Thu 11/6

7:00 am-1:20 pm

1 stop23h 20m

$942

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Thu 10/30

7:25 am-8:45 pm

2 stops21h 20m

Busan Gimhae

Thu 11/6

7:55 am-9:00 am

1 stop18h 05m

$947

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Wed 10/29

1:10 am-5:40 pm

1 stop24h 30m

Busan Gimhae

Thu 11/6

6:55 pm-6:10 pm

1 stop16h 15m

$1,045

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Wed 10/29

1:10 am-5:40 pm

1 stop24h 30m

Busan Gimhae

Wed 11/5

6:55 pm-6:10 pm

1 stop16h 15m

$1,047

PortlandBusan

PDX - PUS

PDXPUS

Portland

Wed 11/12

6:29 am-4:50 pm

2 stops41h 21m

Busan Gimhae

Fri 11/21

5:50 pm-4:22 pm

2 stops39h 32m

$1,240

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 Busan from

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 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

Direct flights

None
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?

  • 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
DeltaPriceFrom $956Free CancellationRating
7.9
7,961 reviews
Search Delta flights
Korean AirPriceFrom $959Free CancellationRating
8.4
1,140 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.

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