$511 Cheap Flights from Seattle to Seoul

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly from Seattle - Tacoma Intl. to Incheon Intl.

Amazing SEA to ICN Flight Deals

The cheapest flights to Incheon Intl. found within the past 7 days were $779 round trip and $511 one way. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for SEA to ICN

CarrierFlightDepart SEAArrive ICNSun
9/26
Mon
9/27
Tue
9/28
Wed
9/29
Thu
9/30
Fri
10/1
Sat
10/2
Stops
DL19711:20 am03:15 pmCheck Fare
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OZ27102:20 pm05:45 pmCheck Fare
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KE2001:00 pm04:50 pm
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DL28900:10 am03:55 am
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OZ211707:45 pm11:55 pm
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FAQs about flights from Seattle - Tacoma Intl. Airport (SEA) to Incheon Intl. Airport (ICN)

Can I catch a flight from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Seoul Airport (ICN-Incheon Intl.) right now?

Be sure to visit the Covid-19 Travel Advisor to discover if there are any current quarantine requirements or travel advice reports in place in Seoul Airport (ICN-Incheon Intl.) when jet-setting from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.).

Are there direct flights from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to ICN?

If you'd like to journey from SEA to Seoul–Incheon Intl. Airport in the shortest possible time, you'll be pleased to know multiple airlines offer nonstop flights. Pick your preferred seat with Delta or Korean Air.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to ICN, please visit our Customer Service Portal.

How long is the flight from Seattle - Tacoma Intl. Airport (SEA) to Seoul–Incheon Intl. Airport?

The flight from Sea-Tac Airport to Incheon Airport usually lasts about 17 hours and 8 minutes. You'll have plenty of time to catch up on some sleep during this long-haul flight, but don't forget to bring a proper neck pillow if you really want to be comfortable.

What is the flight distance from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Seoul–Incheon Intl. Airport?

From Seattle - Tacoma Intl. Airport (SEA) to Seoul–Incheon Intl. Airport, the flight distance is 8,326 mi. It's a long journey, so be sure to pack your essentials. Earplugs and a neck pillow are terrific items to start with.

What airlines fly from Seattle - Tacoma Intl. Airport (SEA) to Incheon Airport?

If you're traveling from Seattle to Incheon, there are plenty of airlines that will take you there. Try one of these carriers that offer direct flights from Seattle - Tacoma Intl. Airport (SEA) to Incheon Intl. Airport (ICN):

  • Delta - (DL) with 49 flights every month
  • Korean Air - (KE) with 39 flights every month
  • Asiana Airlines - (OZ) with 13 flights every month
  • American Airlines - (AA) with 28 flights every month
What airlines have practices regarding COVID-19 in place and use social distancing?

From the moment you enter the departure terminal to when you leave the arrivals terminal, if you're flying with Korean Air, Asiana Airlines or Vietnam Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2020. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Sunday, as data shows the end of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2020, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2020 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2 weeks to 2 months prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2020 saved nearly 40% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2020. Savings are subject to change based on departure location, date and destination.

Seattle - Tacoma Intl. to Incheon Intl. Flight FAQ

Traveling From Seattle - Tacoma Intl.
Traveling To Incheon Intl.
Shortest Flight Time 43 hours 50 mins
Earliest Departure Time 1:00PM KST
Latest Departure Time 7:45PM KST
Lowest Flight Price $779

Route Info

Flight path for flights from Seattle-Tacoma International Airport to Incheon International Airport

Distance:
5,232.00 miles

Airlines & Aircraft Used on SEA to ICN Flight Routes

Airline Carrier
Aircraft
Air Canada
Boeing 737-300 pax
Delta Air Lines
Airbus A330 all models
Korean Air
Airbus A321-100/200
Korean Air
Boeing 737-800 pax
Korean Air
Boeing 757 all pax models
Korean Air
Boeing 777-200 pax

Discover our best flights from Seattle SEA to Seoul ICN. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Seattle SEA to Seoul ICN at the right price  

Airfares to Seoul ICN from Seattle SEA currently cost between $779 and $1,051. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Seattle SEA to Seoul ICN 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Seattle SEA to Seoul ICN on Travelocity starting at $511. Prices and availability subject to change. Additional terms may apply. 

 

Get to Seoul ICN from Seattle SEA quicker with direct flights. 

Get to Seoul faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to ICN from SEA to take around 43 hour(s) 50 min(s).  

 

Find our cheapest airfares for flights from Seattle SEA to Seoul ICN

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to ICN from SEA. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Seattle SEA to Seoul ICN today 

If you’re flexible about when you travel, February is usually the cheapest month to fly from Seattle SEA to Seoul ICN. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Seoul ICN from Seattle SEA 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to ICN from SEA have this option.  

 

Travel with confidence when you book flights to Seoul ICN from Seattle SEA with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.