Cheap flights from Seattle (SEA) to Busan (PUS) from $605

This is the cheapest one-way flight price, found on 9/27. Prices may vary by date and flight preferences.
SEA — PUS
Oct 3 — Oct 101

How to find the cheapest flight from Seattle (SEA) to Busan (PUS)

All the information you need to plan the best SEA to PUS flight in 2023: compare Seattle to Busan flight prices with the expected peak season, weather and rainfall in Busan.

Popular in

December

Cheapest in

February

Round-trip from

$1,454

One-way from

$605
High demand for flights, 33% potential price rise
Best time to find cheap flights, 24% potential price drop
From Seattle/Tacoma Intl to Busan Gimhae
One-way flight from Seattle/Tacoma Intl to Busan Gimhae

SEA - PUS

Price

$1,454 - $3,071

PUS

Temperature

39.2 - 78.8 °F

PUS

Rainfall

0.9 - 10.2 inches

What is the cheapest day to fly round-trip from Seattle to Busan?

Travelers have found that booking a Friday departure is the best way to save up to 25% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Seattle to Busan?

Our data shows that February tends to be the cheapest month to fly to Busan from Seattle. Users have commonly found prices around $1,558 for the month, but tickets can be as low as $1,160. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Seattle to Busan (SEA - PUS)?

When flying from Seattle to Busan, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Korean Air flights from Seattle to Busan

Consider these cheap Korean Air flights we've found departing from Seattle to Busan. It's recommended that users confirm their flight details before booking.

Cheap Japan Airlines flights from Seattle to Busan

To aid your search, here are some of the cheapest Japan Airlines flights we've found from Seattle to Busan. Deals frequently update to provide users with more options.

Cheap Seattle to Busan flights in September & October 2023

The best prices found for SEA to PUS flights for September, October
These are some of the best deals we've found on flights to Busan in 2023 at this time. Check back soon for alternative fares.

Seattle to Busan 2023 flight deals

Cheap flights to Busan from Seattle found for this year
These are some of the best deals we've found on flights to Busan in 2023 at this time. Check back soon for alternative fares.

Seattle to Busan flights leaving soon

Late deals on return flights to Busan from Seattle, departing today and this week
Check out these flights departing soon from Seattle to Busan. It's wise to confirm all flight details are correct before booking.

One-way flights to Busan from Seattle

The cheapest one-way flights from Seattle to Busan
Some of the best available deals we've found on one-way flights from Seattle to Busan. Those seeking round-trip flights from Seattle to Busan should utilize the search form at the the top of the page.

Find flights from Seattle to Busan within your budget

Use the slider to find flights from Seattle to Busan that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$1,421 - $1,926

Route

Depart

Return

Price

Seattle/Tacoma IntlBusan Gimhae

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Tue 10/24

1 stop30h 00m

Busan Gimhae

Wed 11/15

1 stop14h 25m

Seattle/Tacoma IntlBusan Gimhae

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Mon 10/23

2 stops22h 25m

Busan Gimhae

Tue 11/14

1 stop14h 25m

Seattle/Tacoma IntlBusan Gimhae

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Tue 10/24

2 stops21h 40m

Busan Gimhae

Wed 11/15

1 stop20h 05m

Seattle/Tacoma IntlBusan Gimhae

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Mon 10/23

2 stops22h 25m

Busan Gimhae

Tue 11/14

2 stops22h 46m

Seattle/Tacoma IntlBusan Gimhae

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Thu 10/26

3 stops32h 30m

Busan Gimhae

Mon 11/13

3 stops42h 45m

Seattle/Tacoma IntlBusan Gimhae

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Tue 10/24

2 stops23h 35m

Busan Gimhae

Wed 11/29

2 stops20h 44m

Seattle/Tacoma IntlBusan Gimhae

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Thu 10/26

3 stops32h 30m

Busan Gimhae

Wed 11/15

3 stops30h 48m

Seattle/Tacoma IntlBusan Gimhae

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Wed 11/1

2 stops21h 45m

Busan Gimhae

Fri 11/24

2 stops30h 50m

Seattle/Tacoma IntlBusan Gimhae

SEA - PUS

SEAPUS

Seattle/Tacoma Intl

Fri 10/27

2 stops34h 35m

Busan Gimhae

Wed 11/22

2 stops20h 25m

Flights are sorted by cheapest first

Deals found on 9/27

Reviews of airlines servicing Busan

Peruse reviews from past customers who have flown with Korean Air, Japan Airlines and Delta from Seattle to Busan to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.3
Very good
64 reviews

Boarding

8.4

Entertainment

7.8

Comfort

8.0

Overall

8.3

Crew

8.5

Food

8.4

Reviews

1 / 10

Seats were quite small and packed tightly together. Old entertainment system (no touchscreen).

Asiana Airlines
8.3
Very good
64 reviews
Asiana Airlines
8.3
Very good
64 reviews

Boarding

8.4

Entertainment

7.8

Comfort

8.0

Overall

8.3

Crew

8.5

Food

8.4

Reviews

1 / 10

Seats were quite small and packed tightly together. Old entertainment system (no touchscreen).

Japan Airlines
8.2
Very good
401 reviews
Asiana Airlines
8.3
Very good
64 reviews

Boarding

8.4

Entertainment

7.8

Comfort

8.0

Overall

8.3

Crew

8.5

Food

8.4

Reviews

1 / 10

Seats were quite small and packed tightly together. Old entertainment system (no touchscreen).

Korean Air
8.2
Very good
356 reviews
Asiana Airlines
8.3
Very good
64 reviews

Boarding

8.4

Entertainment

7.8

Comfort

8.0

Overall

8.3

Crew

8.5

Food

8.4

Reviews

1 / 10

Seats were quite small and packed tightly together. Old entertainment system (no touchscreen).

Delta
7.9
Good
3,023 reviews
Asiana Airlines
8.3
Very good
64 reviews

Boarding

8.4

Entertainment

7.8

Comfort

8.0

Overall

8.3

Crew

8.5

Food

8.4

Reviews

1 / 10

Seats were quite small and packed tightly together. Old entertainment system (no touchscreen).

Related info for your journey

Useful info, stats and facts about Seattle to Busan flights.

Can I find flights from Seattle to Busan for under $1,500 on Cheapflights?

Yes, there are multiple flights from Seattle to Busan for under $1,500. The cheapest flight booked recently is on Delta for just $1,421, but on average you can expect to pay $1,471.

Are there last-minute flights available from Seattle to Busan for under $1,400?

There are currently 7+ open flights from Seattle to Busan within the next 7 days for less than $1,400.

What are the cheapest airlines flying from Seattle to Busan round-trip?

According to our current data, Delta ($1,421), and Korean Air ($1,430) offers the cheapest pricing from Seattle to Busan. Delta is priced at 8% lower than the current average price of a flight leaving 3 months from now.

What does SEA to PUS mean?

SEA and PUS are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SEA to PUS refers to a flight route from Seattle/Tacoma Intl Airport to Busan Gimhae Airport.

Other flights from Seattle

Alternative routes for Seattle to Busan

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Incheonfrom $916 pp

Top 2 airlines flying from Seattle to Busan

The chart below displays the airlines Cheapflights users traveling from Seattle to Busan choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$1,184Average$1,615FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
DeltaCheapest$1,356Average$1,521FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

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How does Cheapflights help users find flights from Seattle to Busan?

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Why should you use Cheapflights to find cheap flight tickets from Seattle to Busan?

Cheapflights helps you find that perfect flight to Busan from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Seattle to Busan with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to Busan, users can toggle the no change fees filter when performing a flight search.

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Of course! You can now track prices for flights from Seattle to Busan and get an alert from Cheapflights when they change. Have a valid email address ready and make a flight search when you’re ready to set up your price alert.

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