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

SEA — SEL
Oct 4 — Oct 111

The best prices from Seattle/Tacoma Intl to Seoul All airports are usually found in January or October, booked 22 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

How to find the cheapest flight from Seattle (SEA) to Seoul (SEL)

All the information you need to plan the best SEA to SEL flight in 2022: compare Seattle to Seoul flight prices with the expected peak season, weather and rainfall in Seoul.

SEA - SEL

Price

$824 - $1,554

SEL

Temperature

35.6 - 77 °F

SEL

Rainfall

1.1 - 10 inches

Popular inJulyHigh demand for flights, 23% potential price rise
Cheapest inJanuaryBest time to find cheap flights, 31% potential price drop
Round-trip from$824From Seattle/Tacoma Intl to Seoul (SEL)
One-way from$589One-way flight from Seattle/Tacoma Intl to Seoul (SEL)

What is the cheapest day to fly round-trip from Seattle to Seoul?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 11% on the overall cost on flights from Seattle to Seoul.

How far in advance should I book a flight from Seattle to Seoul?

To save up to 24% on this flight, we recommend booking at least 23 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Seattle to Seoul from $1,445 1-2 weeks out and tickets from $1,711 for flights departing within the next 72 hours.

What is the cheapest month to fly from Seattle to Seoul?

Flights from Seattle to Seoul lean towards being more expensive in July. Prices are generally better when you fly from Seattle to Seoul in January, with the cheapest ticket starting at $749.

When is the cheapest time to fly from Seattle to Seoul (SEA - SEL)?

It’s optimal to fly from Seattle to Seoul in the evening. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

Cheap flights from Seattle to Seoul in September, October 2022

The best prices found for SEA to SEL flights for September, October
Oct 12 - Oct 26
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

2 stops

31h 50m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

2 stops

24h 23m
$917

Multiple Airlines

Pick Dates

Deal found 9/27/22

Oct 12 - Oct 26
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

2 stops

31h 50m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

2 stops

24h 23m
$930

Multiple Airlines

Pick Dates

Deal found 9/28/22

Oct 26 - Dec 9
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

2 stops

31h 50m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

2 stops

34h 15m
$956

Multiple Airlines

Pick Dates

Deal found 9/26/22

Seattle to Seoul 2022 flight deals

Cheap flights to Seoul from Seattle found for this year
Nov 7 - Feb 7
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

32h 15m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

12h 53m
$910

Air Canada

Pick Dates

Deal found 9/26/22

Nov 9 - Feb 8
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

25h 30m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

2 stops

50h 31m
$914

Multiple Airlines

Pick Dates

Deal found 9/26/22

Oct 12 - Oct 26
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

2 stops

31h 50m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

2 stops

24h 23m
$917

Multiple Airlines

Pick Dates

Deal found 9/27/22

Cheap Air Canada flights from Seattle to Seoul

Feb 20 - Mar 20
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

13h 45m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

19h 18m
$906

Air Canada

Pick Dates

Deal found 9/29/22

Mar 5 - Mar 12
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

32h 15m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

17h 18m
$910

Air Canada

Pick Dates

Deal found 9/28/22

Feb 8 - Feb 15
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

28h 25m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

12h 53m
$935

Air Canada

Pick Dates

Deal found 9/27/22

  • Air Canada is one of the most popular airlines used for those traveling from Seattle to Seoul. Flights on this route from Air Canada typically cost $874.58 RT, a price that is 104% cheaper than the average Seattle to Seoul flight. The cheapest flight found was $670 RT. The most popular departure airport in Seattle when flying to Seoul is Seattle/Tacoma Intl Airport. The most popular airport to fly into when visiting Seoul is Incheon Intl Airport. When flying from Seattle to Seoul, Air Canada flights are 12% more popular than any other airline flying that same route.

Cheap Turkish Airlines flights from Seattle to Seoul

Nov 7 - Nov 15
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

25h 30m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

33h 45m
$939

Turkish Airlines

Pick Dates

Deal found 9/28/22

Nov 16 - Nov 29
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

25h 30m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

33h 45m
$940

Turkish Airlines

Pick Dates

Deal found 9/26/22

Nov 16 - Nov 27
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

25h 30m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

33h 45m
$964

Turkish Airlines

Pick Dates

Deal found 9/28/22

  • If you’re traveling from Seattle to Seoul, one of the more common airlines traveling that route is Turkish Airlines. Flights on this route from Turkish Airlines typically cost $1,308.07 RT, a price that is 72% more expensive than the average Seattle to Seoul flight. The cheapest flight found was $1,081 RT. When traveling from Seattle to Seoul on Turkish Airlines, the most popular airport to depart from is Seattle/Tacoma Intl Airport and the most popular airport to arrive at is Incheon Intl Airport. When flying from Seattle to Seoul, Turkish Airlines flights are 9% more popular than any other airline flying that same route.

Non-stop flights to Seoul from Seattle

Save time with Seattle to Seoul direct flight deals
Mar 20 - Apr 3
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

Nonstop

12h 10m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

Nonstop

10h 35m
$1,054

Asiana Airlines

Pick Dates

Deal found 9/29/22

Mar 8 - Mar 19
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

Nonstop

12h 10m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

Nonstop

9h 55m
$1,055

Asiana Airlines

Pick Dates

Deal found 9/28/22

Mar 5 - Mar 13
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

Nonstop

12h 10m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

Nonstop

9h 55m
$1,065

Asiana Airlines

Pick Dates

Deal found 9/28/22

Last minute flights from Seattle to Seoul

Late deals on return flights to Seoul from Seattle, departing today and this week
Oct 9 - Oct 18
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

25h 15m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

15h 45m
$1,055

EVA Air

Pick Dates

Deal found 9/26/22

Oct 9 - Oct 24
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

25h 15m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

15h 45m
$1,079

EVA Air

Pick Dates

Deal found 9/27/22

Oct 9 - Oct 16
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

2 stops

31h 00m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

2 stops

28h 59m
$1,090

Multiple Airlines

Pick Dates

Deal found 9/28/22

One-way flights to Seoul from Seattle

The cheapest one-way flights from Seattle to Seoul
Jan 15
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

2 stops

38h 00m
$472

Multiple Airlines

Pick Dates

Deal found 9/28/22

Dec 1
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

25h 20m
$485

Multiple Airlines

Pick Dates

Deal found 9/27/22

Mar 25
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

2 stops

25h 20m
$487

Multiple Airlines

Pick Dates

Deal found 9/26/22

Related info for your journey

Useful info, stats and facts about Seattle to Seoul flights.

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

Seoul All airports is the airport most travelers will use when flying to Seoul from Seattle/Tacoma Intl. Booking flights from Seattle/Tacoma Intl (SEA) to All airports (SEL) should be relatively easy as there are 6 daily flights to Seoul from 15 different airlines. 11h 25m is how long a flight from Seattle to Seoul All airports will take if you book a nonstop flight.

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

Korean Air, Asiana Airlines, and Air Canada are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Seattle to Seoul for under $1,000 on Cheapflights?

Yes, there are multiple flights from Seattle to Seoul for under $1,000. The cheapest flight booked recently is on Air Canada for just $906, but on average you can expect to pay $946.

Are there nonstop flights from Seattle to Seoul for under $1,100 on Cheapflights?

Cheapflights has at least 20 direct flights from Seattle to Seoul under $1,100. A good price for a nonstop flight from Seattle to Seoul is less than $1,089.

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

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

What days are nonstop flights available from Seattle to Seoul?

Nonstop flights can be found on the following days: Sunday.

How popular is this Seattle to Seoul flight route?

Within the past month, 14 users have taken a look at flights from Seattle/Tacoma Intl to Seoul.

How many flights depart from Seattle to Seoul on average per day?

On average 1 flight departs from Seattle to Seoul per day.
Afternoon (Noon - 6pm) - 100% of flight departures

How long is the flight from Seattle to Seoul?

There are many flights that can get you from Seattle to Seoul in 13h 45m. Fly via Air Canada or Turkish Airlines to get the fastest option. The distance between Seattle and Seoul is about 5232 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

Air Canada, at $906, was found to be the cheapest airline from Seattle to Seoul. An alternate airline flying to your destination would be Turkish Airlines. Air Canada is priced at 24% lower than the current average price of a flight leaving 3 months from now.

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

To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $550. Turkish Airlines flights start at $589 while deals on Asiana Airlines start at $602 one-way.

What are the most popular airlines that fly from Seattle to Seoul?

Before booking your flight from Seattle to Seoul check out the most popular airlines for this route: American Airlines, Air Canada or Alaska Airlines.

What are the most reliable airlines from Seattle to Seoul?

No one likes to see their flight delayed. When booking a flight from Seattle to Seoul consider choosing Etihad Airways (93%), Korean Air (81%) or China Eastern (62%) as they are the most reliable in getting you off to your destination on time.

What are the cheapest flights from Seattle to Seoul?

Looking for the cheapest flight from Seattle to Seoul? While on average our users pay $2,832, our data indicates the cheapest price to be $551. The most popular route (Seattle/Tacoma Intl - Incheon Intl), is priced around $917.

Alternative routes for Seattle to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Incheonfrom $1,022 pp
Seattle to Busanfrom $1,157 pp
Spokane to Incheonfrom $1,311 pp
Pasco to Incheonfrom $1,422 pp

Top 10 airlines flying from Seattle to Seoul

The chart below displays the airlines Cheapflights users traveling from Seattle to Seoul choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$13Average$18FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
XiamenAirCheapest$407Average$580FlexibilityNo cancel feeOn-time49%COVID-19 safety
Search XiamenAir flights
Cathay PacificCheapest$583Average$851FlexibilityNo cancel feeOn-time72%COVID-19 safety
Search Cathay Pacific flights
China EasternCheapest$670Average$875FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search China Eastern flights
Hawaiian AirlinesCheapest$731Average$1,339FlexibilityNo cancel feeOn-time85%COVID-19 safety
Search Hawaiian Airlines flights
Air CanadaCheapest$750Average$958FlexibilityNo cancel feeOn-time67%COVID-19 safety
Search Air Canada flights
FinnairCheapest$936Average$973FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Finnair flights
Turkish AirlinesCheapest$964Average$1,232FlexibilityNo cancel feeOn-time77%COVID-19 safety
Search Turkish Airlines flights
Alaska AirlinesCheapest$980Average$983FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search Alaska Airlines flights
DeltaCheapest$984Average$1,299FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights

Hourly flight availability from Seattle to Seoul

See what time of day planes typically take off from Seattle to Seoul
1%of flight departuresEarly morningMidnight to 6 am
38%of flight departuresMorning6 am to noon
51%of flight departuresAfternoonNoon to 6 pm
10%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Seattle to Seoul

See how many times per day planes take to the skies headed from Seattle to Seoul
Sunday8daily flights
Monday6daily flights
Tuesday4daily flights
Wednesday8daily flights
Thursday4daily flights
Friday8daily flights
Saturday5daily flights