CA $661 Cheap Flights from Seoul (ICN) to Seattle (SEA)

Featured airlines

    Plan, book, fly with confidence
    trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
    bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
    payments icon
    Earn twice
    Earn your airline miles on top of our rewards

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

Prices were available within the past 7 days and start at CA $661 for one-way flights and CA $1,165 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Air Canada
Air Canada
Air Canada
American Airlines
Delta
Delta
China Airlines
Asiana Airlines
EVA Airways
Flight from Seoul to Seattle (ICN - SEA) route information
Origin airport
Incheon Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, American Airlines, Asiana Airlines, China Airlines, Delta, EVA Airways, Emirates, Korean Air, Lufthansa, Qatar Airways, Turkish Airlines, WestJet
Roundtrip price
CA $1,164
Distance
8326 km
Average flight time
-5 hours -35 mins

Incheon to Seattle Flights

The easy way to book your flights from Seoul to Seattle 

With Expedia, it’s simple to find and book flights to Seattle from Seoul 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 Thai Airways International, Etihad Airways, Delta Air Lines, Korean Air, Asiana Airlines, United Airlines, Singapore Airlines nonstop flights to Seattle - Tacoma Intl., 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 Seoul to Seattle today, tomorrow, or this week.  

 

Save dollars with cheap flights from Incheon Intl., ICN to Seattle - Tacoma Intl., SEA 

Sort your search results by price to find great deals on your flight from Seoul to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Seoul currently is just CA $1,165 rising to CA $1,430.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Seattle  
  • 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 Seattle from Seoul 

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 Seattle with Expedia today.

Frequently asked questions

How much is a flight from Seoul--Incheon Intl. Airport to Sea-Tac Airport?
Start packing your bags, because round-trip flights from Seoul–Incheon Intl. Airport to SEA start from CA $1,165. That’s based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book today to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seoul--Incheon Intl. Airport to Seattle - Tacoma Intl. Airport (SEA)?
Each air carrier has its own terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.
How do I find cheap flights from Seoul--Incheon Intl. Airport to Seattle - Tacoma Intl. Airport (SEA) 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 Seoul–Incheon Intl. Airport to Sea-Tac Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from ICN to Sea-Tac Airport?
The distance is around 8,400 kilometers. Neck pillow? Check. Warm clothes? Check. We recommend you pack all the essentials for this long-haul South Korea to SeaTac flight.
Which airlines fly direct from ICN to SEA?
With 39 flights every month operating from ICN to SEA, Delta Air Lines (DL) is a top choice. Another airline operating on this route is Korean Air (KE). You’ll have 21 flights every month to take your pick of.
Are Seoul--Incheon Intl. Airport to SEA flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Incheon Airport to Sea-Tac Airport can be hit-or-miss. You may be able to score a bargain, but you could also completely miss out! If you’d prefer to start your travel planning ahead of time, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines advertise their prices so far in advance. Our suggestion? Check back often as prices are updated regularly.
Seoul nearby Airports

Seoul

*Available to Expedia members.