CA $428 Cheap Flights from Seoul (ICN) to Seattle (SEA)

Popular airlines from Incheon Intl. Airport (ICN) to Seattle-Tacoma International Airport (SEA)

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

Prices were available within the past 7 days and start at CA $428 for one-way flights and CA $598 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Air Canada
Asiana Airlines
Delta
Alaska Airlines
Hawaiian Airlines
Korean Air
United
China Airlines
EVA Airways

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

November is typically the cheapest month to fly

From CA $475 - CA $760 per traveller.

Frequently asked questions

How much is a flight from Incheon Intl. Airport (ICN) to Sea-Tac Airport?
Round-trip flights from ICN to Seattle - Tacoma Intl. Airport (SEA) start from CA $598. This is based on fares offered within the last 7 days on Expedia for flights departing within the next year — book now 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 Incheon Airport to Seattle - Tacoma Intl. Airport (SEA)?
Most flights can be cancelled online, but every airline has its own set of terms and conditions. If you do have to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Incheon Airport to Seattle - Tacoma Intl. Airport (SEA) that have flexible change policies?
Many airlines will allow you to move your flight without charging a fee. All you pay is the cost difference between flights. When looking for Incheon Airport to SEA flights, you'll see a "No change fees" filter for you to pick.
How many hours is the flight from Incheon Intl. Airport (ICN) to Sea-Tac Airport?
It takes around 19 hours to jet from Seoul–Incheon Intl. Airport to SEA. If you're hoping to get some sleep, bring your travel pillow, some earplugs and something to keep you warm.
How far is the flight from Incheon Intl. Airport (ICN) to Seattle - Tacoma Intl. Airport (SEA)?
The distance is around 8,400 kilometres. Travel pillow? Check. Noise-cancelling headphones? Double check. We recommend you pack all the travel comforts for this long-haul Incheon to SeaTac flight.
Which airlines fly direct from ICN to Sea-Tac Airport?
With 30 flights every month from Incheon Intl. Airport (ICN) to Sea-Tac Airport, Korean Air (KE) is a great choice. After more options? Check out what's available with Delta (DL). This carrier offers 30 flights a month between these airports.
Are Incheon Airport to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to get an awesome last-minute deal from ICN to SEA, but it's also possible to miss out entirely! As many airlines publish prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares air carrier prices and updates flight deals frequently, so you can rest assured you're always seeing the latest offers.

Travel information

Origin airport
Incheon Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, Alaska Airlines, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, Delta, EVA Airways, Emirates, Hawaiian Airlines, Japan Airlines, Korean Air, Philippine Airlines, Singapore Airlines, United, WestJet
Roundtrip price
CA $597
Distance
8326 km
Average flight time
-5 hours -55 mins

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