CA $588 Cheap Flights from Seattle (SEA) to Seoul (SEL)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Seoul

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Cheap flights from Seattle (SEA) to Seoul (SEL)

Prices were available within the past 7 days and start at CA $588 for one-way flights and CA $1,085 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Asiana Airlines
Delta
Korean Air
Alaska Airlines
Hawaiian Airlines
China Airlines
China Eastern Airlines
Cathay Pacific
EVA Airways

Find the cheapest month to fly from Seattle (SEA) to Seoul (SEL)

September is typically the cheapest month to fly

From CA $1,107 - CA $1,656 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to Seoul (SEA - ICN) route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Incheon Intl.
Roundtrip price
CA $1,084
Distance
8326 km

Seattle to Incheon Flights

The easy way to book your flights from Seattle to Seoul 

With Expedia, it’s simple to find and book flights to Seoul from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to SEL-All Airports, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Seoul today, tomorrow, or this week.  

 

Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to SEL-All Airports, SEL 

Sort your search results by price to find great deals on your flight from Seattle to Seoul—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seoul from Seattle currently is just CA $1,085 rising to CA $1,413.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Seoul  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Seoul from Seattle 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seoul with Expedia today.

Frequently asked questions

How much is a flight from Sea-Tac Airport to Seoul (SEL-All Airports)?
Round-trip flights from Seattle - Tacoma Intl. Airport (SEA) to Seoul (SEL-All Airports) start from CA $1,085. This is based on fares listed within the last 7 days on Expedia for flights departing within the next year — book ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seattle - Tacoma Intl. Airport (SEA) to Seoul (SEL-All Airports)?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from SEA to Seoul (SEL-All Airports) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sea-Tac Airport to Seoul (SEL-All Airports) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SEA to Seoul (SEL-All Airports)?
With around 8,400 kilometers separating SeaTac and South Korea, your flight will be a long one. Pack wisely to make your journey more comfortable. Simple things like warm clothing and a quality neck pillow should be in your hand luggage.
Which airlines fly direct from Sea-Tac Airport to Seoul (SEL-All Airports)?
A leading airline that services the route from Seattle - Tacoma Intl. Airport (SEA) to Seoul (SEL-All Airports) is Delta Air Lines (DL). It offers 39 flights a month. Korean Air (KE) is another option. It operates 21 flights per month. Between these two airlines, you'll be able to find a good deal from SeaTac to South Korea.
Are Sea-Tac Airport to Seoul (SEL-All Airports) flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so not always. While last-minute flight deals between SEA and Seoul (SEL-All Airports) are of course possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some air carriers publish their prices up to a year ahead of the departure date. Expedia is continuously updating the best airfare bargains around, so keep checking back and be ready to lock in your seat when the price is low.

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