S$ 1,620 Cheap Flights from Seattle to Ulsan (SEA-USN)

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Cheap Flights from Seattle to Ulsan

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Cheap Flights from Seattle to Ulsan starting at S$ 1,620

Book one-way or return flights from Seattle to Ulsan from as little as S$ 1,620. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Seattle to Ulsan? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Seattle to Ulsan. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Cheapest Airlines flying from Seattle to Ulsan

View airlines operating flights from Seattle to Ulsan. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Japan Airlines

From S$ 1,563

United Airlines

From S$ 1,614

Korean Air

From S$ 1,620

Ana

From S$ 1,642

Asiana Airlines

From S$ 1,678

Westjet

From S$ 1,756

Eva Air

From S$ 2,259

ANA airlines

Find more flights and airlines

Alternative Routes from Seattle to Ulsan

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Seattle to Ulsan.

Cheapest
SEA
13:30
32h 25m
2 transfer
USN
13:55
Seattle-Tacoma International Airport - Ulsan Airport
Wed, Jun 12Japan Airlines
S$ 1,563
SEA
13:30
32h 25m
2 transfer
USN
13:55
Seattle-Tacoma International Airport - Ulsan Airport
Wed, Jun 12Japan Airlines
S$ 1,563
Find More Flights

Frequently Asked Questions

When to buy flight tickets from Seattle (SEA) to Ulsan (USN) the cheapest?
Airlines adjust prices for flights from Seattle to Ulsan based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much is a flight from Seattle (SEA) to Ulsan (USN) cost?
According to Trip.com's data, the lowest price is around S$ 6,523.
What is the transportation method from the main airport to downtown in Ulsan?
- The distance from Ulsan Airport to downtown is about 7km, by taxi about 20 minutes.
How many airports in Ulsan?
There are 1 airports near Ulsan: Ulsan Airport.

How to find a cheap flight from Seattle to Ulsan

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to Ulsan. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

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Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

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