Are there direct flights from Washington, D.C. to Seoul?

Direct flights from Washington, D.C. to Seoul are available, but they represent a small portion of the total flights. Historically, direct flights accounted for approximately 3.8% of all observed flights. For flights with stopovers, the median number of stopovers was 2 across the trailing 90 days.

How long does it take to fly from Washington, D.C. to Seoul?

The typical direct flight from Washington, D.C. to Seoul has a median duration of 15 hours and 35 minutes, covering a distance of 11173 kilometers. Flights with one stopover generally take longer, with a median duration of 21 hours and 37 minutes. Travelers should account for these differences in travel time when planning their journey.

Are there frequently good prices on flights from Washington, D.C. to Seoul?

Historically, good prices on flights from Washington, D.C. to Seoul have been frequent. This route is classified as one that regularly sees competitive pricing. Travelers can typically find favorable deals for this destination.

Flights From Washington, D.C.

To Seoul

Cheap Flights from Washington, D.C. to Seoul

Browse current best options from Washington, D.C.. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Washington, D.C.

RatePunk searches hundreds of travel sites at once for deals on flights to Seoul

Prices updated 7 days ago

482 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Oct 26, 2026.)

Today’s best flight deals from Washington, D.C. to Seoul

Explore current cheapest deals departing from Washington, D.C. to Seoul

2026-11-02 – 2026-11-21
WAS - Seoul
84% AI deal score
$984
$824
Round trip
2026-11-02 – 2026-11-09
WAS - Seoul
89% AI deal score
$1,053
$824
Round trip
2026-11-05 – 2026-11-12
WAS - Seoul
89% AI deal score
$1,043
$830
Round trip
2026-11-21 – 2026-11-29
WAS - Seoul
83% AI deal score
$974
$834
Round trip
2026-11-09 – 2026-11-20
WAS - Seoul
84% AI deal score
$979
$834
Round trip
2026-11-06 – 2026-11-13
WAS - Seoul
89% AI deal score
$1,040
$834
Round trip
2026-11-19 – 2026-11-26
WAS - Seoul
83% AI deal score
$996
$846
Round trip
2026-11-10 – 2026-11-17
WAS - Seoul
84% AI deal score
$1,006
$846
Round trip
2026-11-11 – 2026-11-21
WAS - Seoul
82% AI deal score
$965
$855
Round trip
2026-11-03 – 2026-11-27
WAS - Seoul
81% AI deal score
$972
$871
Round trip

Washington, D.C. to Seoul: Overview

Insights for flights from Washington, D.C. to Seoul

Right now, the share of recent fares from Washington, D.C. to Seoul classified as a good price stands at only 1%. Fares for this route typically range from $1470–$2049, with a median price of $1706. Current fares are near the typical level for this long-haul journey, and new deals appear almost daily, suggesting opportunities for finding cheap flights from Washington, D.C. to Seoul.

A typical journey from Washington, D.C. to Seoul takes about 15h 35m, including connections. This is a long-haul route covering a significant distance of 11173 km. Given that most itineraries connect at least once, the overall travel time can vary, with connecting flights having a median duration of 31h 37m.

Most itineraries for flights from Washington, D.C. to Seoul connect at least once, with only 3.8% of recent fares being non-stop. For connecting flights, the typical number of stopovers is 2. This means you will likely have at least two layovers on your journey to Seoul.

When is the cheapest time to fly from Washington, D.C. to Seoul? You'll find the most affordable median fares in September, at $1424. August also offers competitive prices, with a median fare of $1450. Additionally, November presents a good option, with median fares around $1562.

How much is a round trip from Washington, D.C. to Seoul

Regular price: $861 - $1,472

Prices for flights from Washington, D.C. to Seoul are currently within the regular range.

The regular price range for flights from Washington, D.C. to Seoul is between $861 and $1472. The current lowest deal is $920 with Air Premia, for travel from November 9 to November 24.

now $920

Low $861

High $1,472

The cheapest time to fly from Washington, D.C. to Seoul

The cheapest month to fly from Washington, D.C. to Seoul is August, with a median price of $1304. The most expensive month is June, with a median price of $2355. Prices are generally lower from February to December.

August

Cheapest

Flights from $1,304

June

Most Expensive

Flights from $2,355

Jan

Feb

Mar

Apr

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Washington, D.C. to Seoul

Air Premia

Last-minute flights going from Washington, D.C. to Seoul

Tue, Oct 27

⌛ Last-Minute

IAD - Seoul

Washington, D.C. (IAD) - Seoul (ICN)

Qatar Airways

$1,356

$1,261

One-way

Tue, Oct 27

⌛ Last-Minute

IAD - Seoul

Washington, D.C. (IAD) - Seoul (ICN)

United Airlines

$1,347

$1,298

One-way

Thu, Oct 29

⌛ Last-Minute

IAD - Seoul

Washington, D.C. (IAD) - Seoul (ICN)

Air Premia

$1,055

$941

One-way

Thu, Oct 29

⌛ Last-Minute

IAD - Seoul

Washington, D.C. (IAD) - Seoul (ICN)

Air Premia

$1,054

$941

One-way

Thu, Oct 29

⌛ Last-Minute

IAD - Seoul

Washington, D.C. (IAD) - Seoul (ICN)

Air Premia

$1,069

One-way

Thu, Oct 29

⌛ Last-Minute

IAD - Seoul

Washington, D.C. (IAD) - Seoul (ICN)

Air Premia

$1,069

$1,070

One-way

Biggest price drops on these dates for flights from Washington, D.C. to Seoul

4 nights

Dec 7 - Dec 11

$1,251 → $978

22%

7 nights

Dec 4 - Dec 11

$1,198 → $931

22%

5 nights

Dec 6 - Dec 11

$1,232 → $970

21%

7 nights

Dec 1 - Dec 8

$1,200 → $946

21%

Popular Airports to fly from Washington, D.C. to Seoul

Washington, D.C. - Seoul route insights

💸 Price insights

Recent fares are near the typical level.

Recent fares for flights from Washington, D.C. to Seoul are near the typical level of $1706.

📅 Best time to fly

Fly in September for the best prices.

Historically, September is the cheapest month to fly from Washington, D.C. to Seoul, with a median price of $1424.

⏱️ Flight duration

Direct flights take 15h 35m.

The median flight time for a direct flight from Washington, D.C. to Seoul is 15h 35m.

✈️ Airlines & availability

Connecting flights are common.

Only 3.8% of recent flights from Washington, D.C. to Seoul are direct, with connecting flights having 2 stopovers.

🏆 Airline highlight

Air Premia offers direct flights.

Air Premia has direct flights from Washington, D.C. to Seoul, with one direct deal recently found.

🎯 Booking tip

Deals appear frequently.

Deals for flights from Washington, D.C. to Seoul are frequent, appearing within a 30-day window.

Washington, D.C. main airports to depart from

Washington Dulles International (IAD)

Cheapest

Washington Dulles International is a good option for flights from Washington, D.C. to Seoul.

📍 ~36 km from Washington, D.C. (reachable by car or train)

💸 Flights from ~$835

Seoul main airports to arrive at

Incheon International (ICN)

Cheapest

Incheon International Airport is a good option for flights from Washington, D.C. to Seoul.

📍 ~48 km from Seoul city center (reachable by car or train)

💸 Flights from ~$824

Airports nearby Seoul used as alternative

Cheongju International (CJJ)

Cheongju International is a useful alternative, serving as a low-cost carrier hub for regional international routes.

📍 ~110 km from Seoul (reachable by bus and rail)

💸 Flights from ~$1,201

Business & First Class Flight Deals to Seoul

Discover luxury on the budget with premium cabin class on flights from Washington, D.C. to Seoul.

Elite

Best Elite deals to Seoul

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From IAD

Elite

Oct 30

Seoul, South Korea

91% AI deal score

$26,839

$22,308

Save $4,531

Korean Air

Business Class

From IAD

Elite

Oct 27

Seoul, South Korea

91% AI deal score

$26,773

$22,360

Save $4,413

Korean Air

Business Class

From IAD

Elite

Oct 27

Seoul, South Korea

91% AI deal score

$27,474

$22,360

Save $5,114

Korean Air

Business Class

From BWI

Elite

Dec 04

Seoul, South Korea

90% AI deal score

$25,682

$20,799

Save $4,883

Alaska Airlines, Inc., +1

Business Class

From DCA

Elite

Dec 04

Seoul, South Korea

90% AI deal score

$27,363

$21,060

Save $6,303

Alaska Airlines, Inc., +1

Business Class

From DCA

Elite

Feb 14

Seoul, South Korea

90% AI deal score

$28,186

$22,704

Save $5,482

Alaska Airlines, Inc., +1

Business Class

From DCA

Elite

Feb 02

Seoul, South Korea

90% AI deal score

$28,227

$22,704

Save $5,523

Alaska Airlines, Inc., +1

Business Class

From DCA

Elite

Jan 26

Seoul, South Korea

90% AI deal score

$27,706

$22,715

Save $4,991

Alaska Airlines, Inc., +1

Business Class

From BWI

Elite

Dec 04

Seoul, South Korea

89% AI deal score

$24,440

$20,877

Save $3,563

Alaska Airlines, Inc., +1

Business Class

From DCA

Elite

Dec 04

Seoul, South Korea

89% AI deal score

$25,569

$20,904

Save $4,665

Alaska Airlines, Inc., +1

Business Class

From IAD

Elite

Dec 04

Seoul, South Korea

89% AI deal score

$25,178

$20,947

Save $4,231

Alaska Airlines, Inc., +1

Business Class

From DCA

Elite

Dec 04

Seoul, South Korea

89% AI deal score

$26,088

$21,138

Save $4,950

Alaska Airlines, Inc., +1

Business Class

Frequently Asked Questions About Flights to Seoul

Historically, the optimal booking window for flights from Washington, D.C. to Seoul is typically 7-13 days before departure. During this period, the average price observed was $1192. Booking within 0-6 days of departure generally sees a higher average price of $2818. For those booking 60+ days out, the average price was around $2005, indicating that last-minute deals can be significantly cheaper than very early bookings across the trailing quarter.

Across the trailing 90 days, a good price for a flight from Washington, D.C. to Seoul was considered to be $1470 or less. The median price for this route was $1706. Prices can vary, with 75% of observed prices being $2049 or less, and 25% of prices being $1470 or less.

Historically, September has been one of the cheapest months to fly from Washington, D.C. to Seoul, with a median price of $1424. August also offered competitive prices, with a median of $1450. The annual median price for this route across a 270-day window was $1706, suggesting that these months typically offer savings compared to the overall average.

Related routes

More routes from Washington, D.C.

Flights to Seoul from other cities

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Washington, D.C. to Seoul: Overview

Insights for flights from Washington, D.C. to Seoul

How much is a round trip from Washington, D.C. to Seoul

Regular price: $861 - $1,472

Prices for flights from Washington, D.C. to Seoul are currently within the regular range.

The regular price range for flights from Washington, D.C. to Seoul is between $861 and $1472. The current lowest deal is $920 with Air Premia, for travel from November 9 to November 24.

now $920

Low $861

High $1,472

The cheapest time to fly from Washington, D.C. to Seoul

August

Cheapest

Flights from $1,304

June

Most Expensive

Flights from $2,355

Jan

Feb

Mar

Apr

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Washington, D.C. to Seoul

Air Premia

Last-minute flights going from Washington, D.C. to Seoul

Tue, Oct 27

⌛ Last-Minute

IAD - Seoul

Washington, D.C. (IAD) - Seoul (ICN)

Qatar Airways

$1,356

$1,261

One-way

Tue, Oct 27

⌛ Last-Minute

IAD - Seoul

Washington, D.C. (IAD) - Seoul (ICN)

United Airlines

$1,347

$1,298

One-way

Thu, Oct 29

⌛ Last-Minute

IAD - Seoul

Washington, D.C. (IAD) - Seoul (ICN)

Air Premia

$1,055

$941

One-way

Thu, Oct 29

⌛ Last-Minute

IAD - Seoul

Washington, D.C. (IAD) - Seoul (ICN)

Air Premia

$1,054

$941

One-way

Thu, Oct 29

⌛ Last-Minute

IAD - Seoul

Washington, D.C. (IAD) - Seoul (ICN)

Air Premia

$1,069

One-way

Thu, Oct 29

⌛ Last-Minute

IAD - Seoul

Washington, D.C. (IAD) - Seoul (ICN)

Air Premia

$1,069

$1,070

One-way

Biggest price drops on these dates for flights from Washington, D.C. to Seoul

4 nights

Dec 7 - Dec 11

$1,251 → $978

22%

7 nights

Dec 4 - Dec 11

$1,198 → $931

22%

5 nights

Dec 6 - Dec 11

$1,232 → $970

21%

7 nights

Dec 1 - Dec 8

$1,200 → $946

21%

Popular Airports to fly from Washington, D.C. to Seoul

Washington, D.C. - Seoul route insights

💸 Price insights

Recent fares are near the typical level.

Recent fares for flights from Washington, D.C. to Seoul are near the typical level of $1706.

📅 Best time to fly

Fly in September for the best prices.

Historically, September is the cheapest month to fly from Washington, D.C. to Seoul, with a median price of $1424.

⏱️ Flight duration

Direct flights take 15h 35m.

The median flight time for a direct flight from Washington, D.C. to Seoul is 15h 35m.

✈️ Airlines & availability

Connecting flights are common.

Only 3.8% of recent flights from Washington, D.C. to Seoul are direct, with connecting flights having 2 stopovers.

🏆 Airline highlight

Air Premia offers direct flights.

Air Premia has direct flights from Washington, D.C. to Seoul, with one direct deal recently found.

🎯 Booking tip

Deals appear frequently.

Deals for flights from Washington, D.C. to Seoul are frequent, appearing within a 30-day window.

Washington, D.C. main airports to depart from

Washington Dulles International (IAD)

Cheapest

Washington Dulles International is a good option for flights from Washington, D.C. to Seoul.

📍 ~36 km from Washington, D.C. (reachable by car or train)

💸 Flights from ~$835

Seoul main airports to arrive at

Incheon International (ICN)

Cheapest

Incheon International Airport is a good option for flights from Washington, D.C. to Seoul.

📍 ~48 km from Seoul city center (reachable by car or train)

💸 Flights from ~$824

Airports nearby Seoul used as alternative

Cheongju International (CJJ)

Cheongju International is a useful alternative, serving as a low-cost carrier hub for regional international routes.

Seoul, South Korea

89% AI deal score

$26,088

$21,138

Save $4,950

Alaska Airlines, Inc., +1

Business Class

Frequently Asked Questions About Flights to Seoul

Cheap Flights from Washington, D.C. to Seoul

Today’s best flight deals from Washington, D.C. to Seoul

Washington, D.C. to Seoul: Overview

Insights for flights from Washington, D.C. to Seoul

How much is a round trip from Washington, D.C. to Seoul

The cheapest time to fly from Washington, D.C. to Seoul

Direct flights from Washington, D.C. to Seoul

Last-minute flights going from Washington, D.C. to Seoul

Biggest price drops on these dates for flights from Washington, D.C. to Seoul

Popular Airports to fly from Washington, D.C. to Seoul

Washington, D.C. - Seoul route insights

Recent fares are near the typical level.

Fly in September for the best prices.

Direct flights take 15h 35m.

Connecting flights are common.

Air Premia offers direct flights.

Deals appear frequently.

Washington, D.C. main airports to depart from

Seoul main airports to arrive at

Airports nearby Seoul used as alternative

Business & First Class Flight Deals to Seoul

Best Elite deals to Seoul

Oct 30

Oct 27

Oct 27

Dec 04

Dec 04

Feb 14

Feb 02

Jan 26

Dec 04

Dec 04

Dec 04

Dec 04

Frequently Asked Questions About Flights to Seoul

How far in advance should I book a flight from Washington, D.C. to Seoul?

How much should a flight from Washington, D.C. to Seoul cost?

What's the cheapest month to fly from Washington, D.C. to Seoul?

Are there direct flights from Washington, D.C. to Seoul?

How long does it take to fly from Washington, D.C. to Seoul?

Are there frequently good prices on flights from Washington, D.C. to Seoul?

Related routes

More routes from Washington, D.C.

Flights to Seoul from other cities

Washington, D.C. to Seoul: Overview

Insights for flights from Washington, D.C. to Seoul

How much is a round trip from Washington, D.C. to Seoul

The cheapest time to fly from Washington, D.C. to Seoul

Direct flights from Washington, D.C. to Seoul

Last-minute flights going from Washington, D.C. to Seoul

Biggest price drops on these dates for flights from Washington, D.C. to Seoul

Popular Airports to fly from Washington, D.C. to Seoul

Washington, D.C. - Seoul route insights

Recent fares are near the typical level.

Fly in September for the best prices.

Direct flights take 15h 35m.

Connecting flights are common.

Air Premia offers direct flights.

Deals appear frequently.

Washington, D.C. main airports to depart from

Seoul main airports to arrive at

Airports nearby Seoul used as alternative

Business & First Class Flight Deals to Seoul

Best Elite deals to Seoul

Oct 30

Oct 27

Oct 27

Dec 04

Dec 04

Feb 14

Feb 02

Jan 26

Dec 04

Dec 04

Dec 04

Dec 04

Frequently Asked Questions About Flights to Seoul

How far in advance should I book a flight from Washington, D.C. to Seoul?

How much should a flight from Washington, D.C. to Seoul cost?

What's the cheapest month to fly from Washington, D.C. to Seoul?