Cheap flights from Seattle to Seoul

Round-trip
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Seattle (SEA)
Seoul (SEL)
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How to find the cheapest flight from
Seattle (SEA) to Seoul (SEL)

All the information you need to plan the best SEA to SEL flight in 2021: compare Seattle to Seoul flight prices with the expected peak season, weather and rainfall in Seoul.
SEA - SEL
Price
C$ 1,088 - C$ 1,681
SEL
Temperature
2 - 29 °C
SEL
Precipitation
20 - 411 mm

Popular in

December

High demand for flights, 27% potential price rise

Cheapest in

November

Best time to find cheap flights, 11% potential price drop

Average price

C$ 1,109

Average for round-trip flights in September 2021

Round-trip from

C$ 1,088

From Seattle/Tacoma Intl to Seoul All airports (SEL)

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Seattle to Seoul?

Find a great deal and save up to 12% by booking at least 33 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Seattle to Seoul within the next two weeks, with the cheapest ticket starting at C$ 1,154.

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

November can be a great time to fly to Seoul from Seattle with a flight ticket averaging about C$ 1,221. Cheapflights users have found deals in the month of November for as cheap as C$ 895. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Seattle to Seoul (SEA - SEL)?

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

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Seoul</span> flights.

COVID Restrictions

View COVID Travel Restrictions for Seoul, South Korea

Do I need a COVID test to fly to Seoul from Seattle?

Information is based on travel restrictions from Seattle/Tacoma Intl to Seoul

Most visitors from Seattle/Tacoma Intl will not be allowed to enter Seoul.

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Seoul.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Seoul.

Do I need a test to fly back to Seattle from Seoul?

Returning to Seattle/Tacoma Intl from Seoul

COVID-19 testing requirements
Visitors from Seoul must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Seoul are not required to quarantine after entering Seattle/Tacoma Intl.

Hide COVID Travel Restrictions for Seoul, South Korea

Destination information for Seoul

Things to know before you go - useful duration and weather info for your trip from Seattle to Seoul.
Today's exchange rate
C$ 1 = 928원
Average temperature for September in Seoul
26.0 °C
Avg rainfall for September in Seoul
191.0 mm

Airports servicing Seattle

Airports servicing Seoul

Seoul Gimpo Intl (GMP)

Hourly flight availability from Seattle to Seoul

See what time of day planes typically take off from Seattle towards Seoul.
Afternoon Noon to 6 PM 63% of flight departures
Morning 6 AM to noon 22% of flight departures
Evening 6 PM to midnight 14% of flight departures
Early morning Midnight to 6 AM 1% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Seattle to Seoul
See how many times per day planes take to the skies headed from Seattle to Seoul.
Sunday
2 daily flights
Monday
3 daily flights
Tuesday
2 daily flights
Wednesday
5 daily flights
Thursday
0 flights
Friday
4 daily flights
Saturday
3 daily flights
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