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

Flight FAQs

From Seattle to Incheon

Are flight prices decreasing from Seattle to Incheon due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Seattle and Incheon for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Seattle/Tacoma Intl to Incheon Intl have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Asiana Airlines, Korean Air, and Delta flying from Seattle/Tacoma Intl to Incheon Intl have implemented new flexible cancellation policies.

What airports do I use to fly from Seattle to Incheon?

Incheon Intl is the airport most travelers will use when flying to Incheon from Seattle/Tacoma Intl. Booking flights from Seattle/Tacoma Intl (SEA) to Incheon Intl (ICN) should be relatively easy as there is 1 daily flight to Incheon from 10 different airlines. 11h 25m is how long a flight from Seattle to Incheon Intl will take if you book a nonstop flight.

Can I find flights from Seattle to Incheon for under $800 on Cheapflights?

Yes, there are multiple flights from Seattle to Incheon for under $800. The cheapest flight booked recently is on United Airlines for just $734, but on average you can expect to pay $861.

Are there nonstop flights from Seattle to Incheon for under $1,000 on Cheapflights?

Cheapflights has at least 20 direct flights from Seattle to Incheon under $1,000. A good price for a nonstop flight from Seattle to Incheon is less than $993.

Are there last-minute flights available from Seattle to Incheon for under $1,100?

There are currently 20+ open flights from Seattle to Incheon within the next 7 days for less than $1,100.

How popular is this flight route?

This flight path from Seattle/Tacoma Intl to Incheon Intl was viewed by 114 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in Seattle or Incheon?

Expected rainfall in Seattle is more than in Incheon. You can expect this to be the case over the next 17 days.

Is Seattle weather warmer or cooler than Incheon?

With an average temperature of 84 °F, peak weather can be found in August. As a traveler, expect to see changes in flight prices during that period. The temperatures in Incheon are hotter than in Seattle.

How long is the flight from Seattle to Incheon?

A quick flight from Seattle to Incheon can take about 11h 25m. Asiana Airlines provides one of the quickest options available for as low as $937. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Seattle to Incheon round-trip?

According to our current data, United Airlines ($734), Air Canada ($761), and Lufthansa ($910) offers the cheapest pricing from Seattle to Incheon. United Airlines is 23% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Seattle to Incheon one-way?

For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $614. Users have also found prices from $620 and $630 on Air Canada and EVA Air, respectively.