SEA - PUS

$433 Find Cheap Flights from Seattle to Busan - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,175
Typical prices: $927-$1,169
STARLUX Airlines
Sat 11/10Sat 11/17
SEA - PUS • 1 stop
Cheapest one-way
$433
Typical prices: $511-$691
Cathay Pacific
Fri 2/23
SEA - PUS • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Seattle and Busan. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
April
Cheapest • 20% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Taipei City Taiwan Taoyuan Intl (TPE)
Cheapest • Avg $912 (round-trip)
Incheon Intl (ICN)
Shortest trip • 15h 07m (one-way)
Insights
Insights
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Booking Insights
Flight Deals

Cheap Flights from Seattle to Busan (SEA-PUS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to Busan

Tue, Nov 10 - Tue, Nov 17
STARLUX Airlines Logo
11:45 pm - 5:55 pmSEA  Seattle/Tacoma Intl-PUS Busan Gimhae
25h 10m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
12:30 pm - 3:05 pmPUS  Busan Gimhae-SEA Seattle/Tacoma Intl
19h 35m1 stop Taipei City Taiwan Taoyuan Intl
$1,175STARLUX Airlines
Tue, Nov 10 - Tue, Nov 17
STARLUX Airlines Logo
11:45 pm - 5:55 pmSEA  Seattle/Tacoma Intl-PUS Busan Gimhae
25h 10m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
12:30 pm - 3:05 pmPUS  Busan Gimhae-SEA Seattle/Tacoma Intl
19h 35m1 stop Taipei City Taiwan Taoyuan Intl
$1,176STARLUX Airlines
Fri, Apr 2 - Sun, Apr 11
Singapore Airlines Logo
10:15 am - 6:50 amSEA  Seattle/Tacoma Intl-PUS Busan Gimhae
52h 35m1 stop Singapore Changi
Singapore Airlines Logo
7:40 am - 8:45 amPUS  Busan Gimhae-SEA Seattle/Tacoma Intl
65h 05m1 stop Singapore Changi
$1,291Singapore Airlines
Fri, Apr 2 - Sun, Apr 11
Singapore Airlines Logo
10:15 am - 6:50 amSEA  Seattle/Tacoma Intl-PUS Busan Gimhae
52h 35m1 stop Singapore Changi
Singapore Airlines Logo
7:40 am - 8:45 amPUS  Busan Gimhae-SEA Seattle/Tacoma Intl
65h 05m1 stop Singapore Changi
$1,313Singapore Airlines
Fri, Dec 11 - Fri, Dec 18
Multiple Airlines Logo
10:02 am - 4:00 pmSEA  Seattle/Tacoma Intl-PUS Busan Gimhae
36h 58m2 stops Vancouver Intl Qingdao Jiaodong Intl
Multiple Airlines Logo
10:10 pm - 6:10 pmPUS  Busan Gimhae-SEA Seattle/Tacoma Intl
37h 00m1 stop Taipei City Taiwan Taoyuan Intl
$1,389Multiple Airlines
Fri, Apr 2 - Sun, Apr 11
Singapore Airlines Logo
9:40 pm - 6:50 amSEA  Seattle/Tacoma Intl-PUS Busan Gimhae
41h 10m2 stops San Francisco Singapore Changi
Singapore Airlines Logo
7:40 am - 8:45 amPUS  Busan Gimhae-SEA Seattle/Tacoma Intl
65h 05m1 stop Singapore Changi
$1,442Singapore Airlines
Booking Insights

Price, demand and travel trends for Seattle to Busan flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Seattle to Busan?

Round-trip flights from Seattle to Busan typically range from $927 to $1,169. The lowest price found in the past 5 days was $1,175, on STARLUX Airlines.

What's the cheapest day of the week to fly from Seattle to Busan?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Seattle to Busan. It’s 21% cheaper than the average day, while Tuesday is the most expensive, with prices 100% higher.

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Key details for Seattle to Busan flights

Low season

June

Cheapest flight

$433
Beat the crowds with an average 71% drop in travelers.
The most popular month to fly with an average 57% increase in travelers.
One-way flight from Seattle to Busan

When to book flights from Seattle to Busan

Are your dates flexible? Find out the best times to travel from Seattle to Busan based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Seattle to Busan flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Seattle to Busan?

    Three cabin classes are available on flights from Seattle to Busan:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • How long is a flight from Seattle to Busan?

    A nonstop flight from Seattle to Busan takes 00m, covering 5,228 miles.

  • Do I need a passport to fly from Seattle to Busan?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Seattle to Busan flight?

    Round-trip flights from Seattle to Busan range from $927 to $1,169, with an average of $995 over the past 12 months. Anything below $927 counts as a good deal.

  • Have flight prices from Seattle to Busan changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,175 to $3,350. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Seattle to Busan looking right now?

    One-way fares from Seattle to Busan are currently lower than usual. Average one-way flight prices are about $562, which is 9% below the typical average for this route.

  • What car rental options are available at Busan Gimhae Airport (PUS)?

    Busan Gimhae Airport (PUS) hosts 5 major car rental companies, with daily rates averaging $70 for economy cars. Top options include:

    • Hi Rent
    • Yesaway
    • GREEN MOTION
    • LOTTE rent-a-car
    • Avis

  • Which airports can I use when flying from Seattle to Busan?

    Flights from Seattle to Busan usually depart from Seattle/Tacoma Intl (SEA) and arrive at Busan Gimhae (PUS).

  • Which airports do connecting flights from Seattle to Busan pass through?

    One-stop flights from Seattle to Busan most commonly connect through:

    • Taipei City Taiwan Taoyuan Intl (TPE) - 55% of one-stop connections
    • Incheon Intl (ICN) - 43% of one-stop connections
    • Hong Kong Intl (HKG) - 2% of one-stop connections

  • Can I save money by using flexible dates for flights from Seattle to Busan?

    Yes. Flexible dates can save you up to 61% on flights from Seattle to Busan. Sunday is the cheapest departure day at $792 round-trip on average, while Tuesday is the most expensive at $1,994, a difference of $1,202.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Seattle to Busan?

    Flying via Incheon Intl (ICN) gives the shortest average 1-stop total travel time at 15h 07m, compared with 17h 17m via Taipei City Taiwan Taoyuan Intl (TPE) and 34h 47m via Hong Kong Intl (HKG).

  • What is the time difference between Seattle and Busan?

    Busan is 16 hours ahead of Seattle (Korean Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Busan?

    Some of the most popular sights in Busan are Haeundae Beach, Gwangalli Beach and Songdo Beach. These are among the most viewed places in Busan on KAYAK.

Your guide to booking Seattle to Busan flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Tuesday. On this route, Sunday flights average $792, about $1,202 less than Tuesday fares (60% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Seattle to Busan trip for April. Fares historically average $792 round-trip in that month - typically $1,202 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Busan Gimhae Airport.

    • Hotel Airport

More options for your flight from Seattle to Busan

Complete your trip to Busan with a hotel stay or car rental

Car rentals in Busan
Hotels in Busan
Vacations in Busan