Cheap flights from Washington to South Korea

How far in advance should I book a flight from State of Washington to South Korea?

Travelers have found it’s best to book a flight 33 days in advance to save up to 12% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 33 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from State of Washington to South Korea 1-2 weeks in advance for as low as $909, or $1,001 for flights within the next 24 hours.

What is the cheapest month to fly from State of Washington to South Korea?

November is one of the best times of the year to fly to South Korea from State of Washington. Prices for November average $961 per person but you can even find prices for as low as $705. The most expensive prices can be found in the month of December. Opting for a November flight can save you 37% on your journey compared to booking in November

When is the cheapest time to fly from State of Washington to South Korea (WA - KR)?

When flying from State of Washington to South Korea, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Washington to South Korea in January, February 2022

The best prices found for Washington to South Korea flights for January, February
Feb 15 - Feb 22
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

33h 30m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

32h 23m
$751

Air Canada

View Deal

Deal found 1/16/22

Feb 6 - Mar 30
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

18h 15m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

12h 22m
$775

Air Canada

View Deal

Deal found 1/17/22

Feb 19 - Mar 10
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

33h 30m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

16h 13m
$776

Air Canada

View Deal

Deal found 1/17/22

Washington to South Korea 2022 flight deals

Cheap flights to South Korea from Washington found for this year
Mar 19 - Mar 24
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

29h 25m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

18h 58m
$751

Air Canada

View Deal

Deal found 1/16/22

Mar 12 - Mar 27
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

2 stops

29h 32m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

16h 27m
$758

Multiple Airlines

View Deal

Deal found 1/16/22

Apr 17 - Apr 27
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

25h 16m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

18h 55m
$763

Multiple Airlines

View Deal

Deal found 1/15/22

Non-stop flights to South Korea from Washington

Save time with Washington to South Korea direct flight deals
Apr 17 - Apr 29
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

Nonstop

11h 25m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

Nonstop

10h 35m
$997

Asiana Airlines

View Deal

Deal found 1/15/22

Apr 3 - Apr 17
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

Nonstop

11h 25m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

Nonstop

10h 35m
$1,017

Asiana Airlines

View Deal

Deal found 1/17/22

Mar 6 - Mar 20
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

Nonstop

12h 05m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

Nonstop

9h 55m
$1,018

Asiana Airlines

View Deal

Deal found 1/18/22

Last minute flights from Washington to South Korea

Late deals on return flights to South Korea from Washington, departing today and this week
Jan 23 - Mar 10
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

18h 15m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

12h 08m
$776

Air Canada

View Deal

Deal found 1/15/22

Jan 25 - Mar 11
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

33h 30m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

16h 13m
$786

Air Canada

View Deal

Deal found 1/15/22

Jan 23 - Mar 11
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

18h 15m
ICN

Incheon Intl

SEA

Seattle/Tacoma Intl

1 stop

18h 58m
$814

Air Canada

View Deal

Deal found 1/15/22

One-way flights to South Korea from Washington

The cheapest one-way flights from Washington to South Korea
Jan 26
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

33h 30m
$489

Air Canada

View Deal

Deal found 1/17/22

Jan 26
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

18h 15m
$502

Air Canada

View Deal

Deal found 1/17/22

Jan 23
SEA

Seattle/Tacoma Intl

ICN

Incheon Intl

1 stop

18h 15m
$503

Air Canada

View Deal

Deal found 1/15/22

Related info for your journey

Useful info, stats and facts about Washington to South Korea flights.

Which airlines flying from Washington to South Korea 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 Washington to South Korea have implemented new flexible cancellation policies.

Can I find flights from State of Washington to South Korea for under $800 on Cheapflights?

Yes, there are multiple flights from State of Washington to South Korea for under $800. The cheapest flight booked recently is on Air Canada for just $751, but on average you can expect to pay $798.

Are there nonstop flights from State of Washington to South Korea for under $1,000 on Cheapflights?

Cheapflights has at least 20 direct flights from State of Washington to South Korea under $1,000. A good price for a nonstop flight from State of Washington to South Korea is less than $1,077.

Are there last-minute flights available from State of Washington to South Korea for under $800?

There are currently 20+ open flights from State of Washington to South Korea within the next 7 days for less than $800.

How popular is this State of Washington to South Korea flight route?

The Washington to South Korea flight path was viewed by 114 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Can I fly to South Korea from Washington right now?

Information is based on travel restrictions from Washington to South Korea

Most visitors from Washington need to provide a negative COVID-19 test result and/or quarantine to enter South Korea.

COVID-19 testing requirements
Visitors from Washington must present a negative RT-PCR (NAAT) test taken 72 for RT-PCR (NAAT) and 48 Antigen (quick-test) hours before departing to South Korea.

Quarantine requirements
Visitors from Washington are not required to quarantine after entering South Korea.

Documents
K-ETA - K-ETA is an electronic travel authorization that visa-free foreign visitors need to obtain before entering the Republic of Korea.


Can I fly back to Washington from South Korea?

Returning to Washington from South Korea

COVID-19 testing requirements
Visitors from South Korea must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Washington.

Quarantine requirements
Visitors from South Korea are not required to quarantine after entering Washington.

Destination points for flights from Washington to South Korea

Select to see more specific information for flights from Washington to all places in South Korea

Top 10 airlines flying from Washington to South Korea

The chart below displays the airlines Cheapflights users traveling from Washington to South Korea choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
XiamenAir
Cheapest$407
Average$580
FlexibilityNo cancel fee
On-time49%
COVID-19 safety
Cathay Pacific
Cheapest$583
Average$851
FlexibilityNo cancel fee
On-time72%
COVID-19 safety
EVA Air
Cheapest$601
Average$842
FlexibilityNo cancel fee
On-time74%
COVID-19 safety
Delta
Cheapest$618
Average$1,341
FlexibilityNo cancel fee
On-timeN/A
COVID-19 safety
China Eastern
Cheapest$670
Average$875
FlexibilityNo cancel fee
On-time62%
COVID-19 safety
Air Canada
Cheapest$741
Average$971
FlexibilityNo cancel fee
On-time67%
COVID-19 safety
United Airlines
Cheapest$749
Average$917
FlexibilityNo cancel fee
On-time69%
COVID-19 safety
Asiana Airlines
Cheapest$774
Average$1,016
FlexibilityNo cancel fee
On-time76%
COVID-19 safety
Korean Air
Cheapest$790
Average$1,129
FlexibilityNo cancel fee
On-time81%
COVID-19 safety
Japan Airlines
Cheapest$831
Average$998
FlexibilityNo cancel fee
On-time79%
COVID-19 safety

Hourly flight availability from Washington to South Korea

See what time of day planes typically take off from Washington to South Korea
1%of flight departuresEarly morningMidnight to 6 am
90%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
9%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM