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Busan

$480+ Cheap flights from Washington to Busan (PUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PUS
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheap flight deals from Washington to Busan

Keep the following information in mind while searching for Washington to Busan flight deals. Data was last updated septiembre 16, 2025.

Round-trip from

$894
(Kiwi.com)

One-way from

$480
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$1,034
From Washington to Busan Gimhae
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One-way flight from Washington to Busan Gimhae
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Highest demand for flights based on searches. 5% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Washington to Busan

Cheapest flights from Washington to Busan
Explore the most affordable flight options available from Washington to Busan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/212:15 pmSEA - PUS
2 stops38h 15mMultiple Airlines
mar. 11/112:40 pmPUS - SEA
1 stop16h 15mMultiple Airlines
Deal found 9/14$894
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/141:10 amSEA - PUS
1 stop25h 50mChina Airlines
jue. 10/3011:50 amPUS - SEA
1 stop23h 20mChina Airlines
Deal found 9/14$896
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/201:10 amSEA - PUS
1 stop25h 50mChina Airlines
mar. 11/1110:10 amPUS - SEA
1 stop25h 00mChina Airlines
Deal found 9/14$917
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/3012:10 pmSEA - PUS
1 stop28h 00mDelta
jue. 11/67:00 amPUS - SEA
1 stop23h 20mDelta
Deal found 9/14$942
This Mytrip deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/2912:45 amSEA - PUS
2 stops28h 25mMultiple Airlines
mié. 11/510:00 pmPUS - SEA
2 stops34h 05mMultiple Airlines
Deal found 9/15$1,002
This FlightHub deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/126:29 amPDX - PUS
2 stops36h 06mChina Eastern
vie. 11/2112:35 pmPUS - PDX
2 stops44h 47mChina Eastern
Deal found 9/14$1,032
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/293:29 pmPDX - PUS
2 stops35h 21mChina Airlines
mié. 11/511:50 amPUS - PDX
2 stops28h 47mChina Airlines
Deal found 9/14$1,044
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/291:10 amSEA - PUS
1 stop24h 30mEVA Air
jue. 11/66:55 pmPUS - SEA
1 stop16h 15mEVA Air
Deal found 9/14$1,045
This oojo deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/291:10 amSEA - PUS
1 stop24h 30mEVA Air
mié. 11/56:55 pmPUS - SEA
1 stop16h 15mEVA Air
Deal found 9/15$1,047
This Trip.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/297:30 amPDX - PUS
3 stops32h 40mMultiple Airlines
mié. 11/58:20 amPUS - PDX
2 stops22h 30mMultiple Airlines
Deal found 9/14$1,110
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/205:50 pmPDX - PUS
2 stops34h 55mDelta
sáb. 9/278:05 amPUS - PDX
2 stops23h 57mDelta
Deal found 9/15$1,270
This Korean Air deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/95:40 amPDX - PUS
2 stops20h 40mKorean Air
sáb. 10/118:45 amPUS - PDX
2 stops21h 53mKorean Air
Deal found 9/16$1,497

Cheapflights Fare Finder

 
Customize your flight search to find flights from 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, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
Use the filters below to find and compare flights from Washington to Busan that are best for you.

Fly from

Washington

Fly to

Busan

Route

Depart

Return

Price

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

mar. 10/21

2:15 pm-8:30 pm

2 stops38h 15m

Busan Gimhae

mar. 11/11

2:40 pm-1:55 pm

1 stop16h 15m

$894

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

mar. 10/14

1:10 am-7:00 pm

1 stop25h 50m

Busan Gimhae

jue. 10/30

11:50 am-7:10 pm

1 stop23h 20m

$896

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

lun. 10/20

1:10 am-7:00 pm

1 stop25h 50m

Busan Gimhae

mar. 11/11

10:10 am-6:10 pm

1 stop25h 00m

$917

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

jue. 10/30

12:10 pm-8:10 am

1 stop28h 00m

Busan Gimhae

jue. 11/6

7:00 am-1:20 pm

1 stop23h 20m

$942

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

jue. 10/30

12:10 pm-8:10 am

1 stop28h 00m

Busan Gimhae

mié. 11/5

7:55 am-1:20 pm

1 stop22h 25m

$942

SeattleBusan

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

mar. 10/21

7:10 am-8:45 pm

2 stops21h 35m

Busan Gimhae

mar. 11/11

10:25 am-4:22 pm

2 stops22h 57m

$957

PortlandBusan

PDX - PUS

PDXPUS

Portland

mié. 11/12

6:29 am-11:35 am

2 stops36h 06m

Busan Gimhae

vie. 11/21

12:35 pm-4:22 pm

2 stops44h 47m

$1,032

PortlandBusan

PDX - PUS

PDXPUS

Portland

mié. 10/29

3:29 pm-6:50 pm

2 stops35h 21m

Busan Gimhae

mié. 11/5

11:50 am-11:37 pm

2 stops28h 47m

$1,044

PortlandBusan

PDX - PUS

PDXPUS

Portland

mié. 10/29

7:30 am-8:10 am

3 stops32h 40m

Busan Gimhae

mié. 11/5

8:20 am-1:50 pm

2 stops22h 30m

$1,110

PortlandBusan

PDX - PUS

PDXPUS

Portland

jue. 10/9

5:40 am-6:20 pm

2 stops20h 40m

Busan Gimhae

sáb. 10/11

8:45 am-2:38 pm

2 stops21h 53m

$1,497

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 16 results
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Best time to book a flight from Washington to Busan

Have a flexible travel schedule? Discover the best time to fly to Busan from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Busan

What is the cheapest month to book a flight from State of Washington to Busan?

Currently, August is the cheapest month in which you can book a flight from State of Washington to Busan (average of $1,166). Flying from State of Washington to Busan in December is currently the most expensive (average of $2,244). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to PUS?

Find hourly flight availability from Washington to Busan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Busan as you normally would.

How much does it cost to fly round-trip from State of Washington to Busan?

Related info for your journey

Find useful and relevant information for your journey from Washington to Busan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Busan from Washington?

    Located just 7.2 mi from the city center, Busan Gimhae (PUS) is the airport most travelers will use when flying to Busan from Washington.

  • How long is the flight from State of Washington to Busan?

    There are many flights that can get you from State of Washington to Busan in 25h 50m. Fly via China Airlines, Delta, or China Eastern to get the fastest option. There are 5228 mi between State of Washington and Busan. This flight may include one or multiple stops.

  • Can I find deals for flights from Washington to Busan that include hotel bookings?

    Yes. In addition to deals on Washington to Busan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Busan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Busan.

  • Can I find deals for business class flights from Washington to Busan?

    Yes. Cheapflights offers flight deals from Washington to Busan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Busan?

    Currently, August is the cheapest month in which you can book a flight from State of Washington to Busan (average of $1,166). Flying from State of Washington to Busan in December is currently the most expensive (average of $2,244). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from Washington to Busan

Discover the top 2 airlines that operate flights from Washington to Busan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$956Average$1,392FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$959Average$1,269FlexibilityNo cancel feeOn-time81%

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