Find Cheap Flights from Washington, D.C. to Seoul (WAS - SEL)

Flights overview

Useful information for finding cheap flights from Washington, D.C. to Seoul and booking your next trip

Cheapest round-trip flights	$1,000	Air Premia Nonstop 16 hr Sun, Apr 26 — Sun, May 10	The cheapest round-trip flight from Washington, D.C. to Seoul is currently $1,000
Cheapest one-way flight	$548	Air Premia Nonstop 16 hr Wed, Apr 29	The cheapest one-way flight from Washington, D.C. to Seoul is currently $548
Last-minute weekend getaway	$1,467	United 2 stops 35 hr Thu, Mar 12 — Sun, Mar 15	The cheapest last-minute weekend getaway from Washington, D.C. to Seoul is currently $1,467
Cheapest business class flights	$4,807	Turkish Airlines 1 stop 40 hr Mon, Apr 27 — Tue, May 12	The cheapest business class round-trip flight from Washington, D.C. to Seoul is currently $4,807

Fastest flight	15 hr 10 min	The fastest nonstop flight from Washington, D.C. to Seoul takes 15 hr 10 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Washington, D.C. to Seoul is typically February. The most expensive month to fly is typically June.

February Cheapest	Typical prices: $940–1,250
June Most expensive	Typical prices: $1,400–1,700

Popular airlines from Washington, D.C. to Seoul

Korean Air

Nonstop

from $1,486

Typical price: $1,550–2,800

7 weekly nonstop flights

IAD - ICN Every day
Delta

from $1,223

Typical price: $1,100–2,000

339 weekly connecting flights

BWI, DCA, IAD - ICN Every day
United

from $1,223

Typical price: $1,150–1,850

67 weekly connecting flights

BWI, DCA, IAD - ICN Every day
American

from $1,223

Typical price: $1,100–2,150

56 weekly connecting flights

BWI, DCA, IAD - ICN Every day
Air Canada

from $1,181

Typical price: $1,200–2,150

28 weekly connecting flights

DCA, IAD - ICN Every day
Turkish Airlines

from $1,117

Typical price: $1,150–2,650

17 weekly connecting flights

IAD - ICN Every day

Popular airports near Washington, D.C.

Ronald Reagan Washington National Airport (DCA)

Washington United States 17 min 4 mi
Dulles International Airport (IAD)

Washington United States 54 min 22 mi
Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI)

Baltimore United States 47 min 27 mi
Philadelphia International Airport (PHL)

Philadelphia United States 2 hr 18 min 116 mi

Popular airports near Seoul

Gimpo International Airport (GMP)

Seoul South Korea 11 mi
Cheongju International Airport (CJJ)

Cheongju-si South Korea 63 mi
Incheon International Airport (ICN)

Seoul South Korea 31 mi
Daegu International Airport (TAE) (TAE)

Daegu South Korea 147 mi

Frequently asked questions about flying from Washington, D.C. to Seoul

The cheapest flights from Washington, D.C. to Seoul are usually in February. Typical ticket prices in February range from $940 to $1,250.

The cheapest round-trip flight from Washington, D.C. to Seoul recently found on Google Flights was with Air Premia from $1,000. The cheapest one-way flight was with Air Premia from $548.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Korean Air flight from Washington, D.C. to Seoul is $1,486, flying from Apr 23 to May 6.
The cheapest Delta flight from Washington, D.C. to Seoul is $1,223, flying from Apr 9 to Apr 22.
The cheapest United flight from Washington, D.C. to Seoul is $1,223, flying from Apr 9 to Apr 22.
The cheapest American flight from Washington, D.C. to Seoul is $1,223, flying from Apr 16 to May 1.
The cheapest Air Canada flight from Washington, D.C. to Seoul is $1,181, flying from Apr 9 to Apr 22.
The cheapest Turkish Airlines flight from Washington, D.C. to Seoul is $1,117, flying from Apr 26 to May 12.

The cheapest round-trip flight from Washington, D.C. to Seoul starts at $1,000 from Sun, Apr 26 to Sun, May 10. The cheapest one-way flight starts at $548 and departs on Wed, Apr 29.

15 hr 10 min is the shortest flight time from Washington, D.C. to Seoul.

Some common times to visit Seoul are Mar–May (cherry blossom season) and Sep–Nov, when the weather is most temperate. Summers (Jun–Aug) are hot and humid, while winters (Dec–Feb) are cold and dry. Major local events include the Lotus Lantern Festival (May) and the Hi Seoul Festival, a seasonal cultural festival held 4 times a year.

It's easy to use Google Flights to find the cheapest days to fly from Washington, D.C. to Seoul.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Washington, D.C. to Seoul really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Washington, D.C. to Seoul.

In terms of nonstop flights, Korean Air is the most popular. Korean Air offers 7 nonstop flights per week. Korean Air flies from Dulles International Airport (IAD) to Incheon International Airport (ICN) .

In terms of flights, Delta is the most popular. Delta offers 339 connecting flights per week. Delta flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Incheon International Airport (ICN) .

Other popular airlines flying from Washington, D.C. to Seoul are:

United offers 67 connecting flights per week. United flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Incheon International Airport (ICN) .
American offers 56 connecting flights per week. American flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Incheon International Airport (ICN) .
Air Canada offers 28 connecting flights per week. Air Canada flies from Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Incheon International Airport (ICN) .
Turkish Airlines offers 17 connecting flights per week. Turkish Airlines flies from Dulles International Airport (IAD) to Incheon International Airport (ICN) .

The number of connecting flights refers to distinct flights with at least one stop between Washington, D.C. and Seoul.

The cheapest round-trip flight from Washington, D.C. to Seoul recently found on Google Flights was with Air Premia from $1,000. The cheapest one-way flight was with Air Premia from $548.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Korean Air flight from Washington, D.C. to Seoul is $1,486, flying from Apr 23 to May 6.
The cheapest Delta flight from Washington, D.C. to Seoul is $1,223, flying from Apr 9 to Apr 22.
The cheapest United flight from Washington, D.C. to Seoul is $1,223, flying from Apr 9 to Apr 22.
The cheapest American flight from Washington, D.C. to Seoul is $1,223, flying from Apr 16 to May 1.
The cheapest Air Canada flight from Washington, D.C. to Seoul is $1,181, flying from Apr 9 to Apr 22.
The cheapest Turkish Airlines flight from Washington, D.C. to Seoul is $1,117, flying from Apr 26 to May 12.

Korean Air flies direct from Washington, D.C. to Seoul.

There are 7 Korean Air direct flights from Washington, D.C. to Seoul per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Washington, D.C. and Seoul at price $1,467 is offered by United from Thu, Mar 12 to Sun, Mar 15.

Korean Air flies direct from Washington, D.C. to Seoul.

There are 7 Korean Air direct flights from Washington, D.C. to Seoul per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from Washington, D.C. to Seoul on a daily basis.

The cheapest direct (nonstop) round-trip flights between Washington, D.C. and Seoul start at $1,000 from Sun, Apr 26 to Sun, May 10 with Air Premia.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Washington, D.C. to Seoul, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Washington, D.C. and Seoul start at $4,807 from Mon, Apr 27 to Tue, May 12 with Turkish Airlines.

The cheapest economy class round-trip flights between Washington, D.C. and Seoul start at $1,000 from Sun, Apr 26 to Sun, May 10.

To book business class trips from Washington, D.C. to Seoul, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Washington, D.C. and Seoul starts at $1,467 from Thu, Mar 12 to Sun, Mar 15 with United.

The cheapest last-minute deal between Washington, D.C. and Seoul at price $1,467 is offered by United from Thu, Mar 12 to Sun, Mar 15.

To find last-minute flight deals from Washington, D.C. to Seoul, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.