What airlines fly to Seoul?

Air Canada, Asiana Airlines and United Airlines are the top three most popular airlines that fly to Seoul from Denver according to our data. Air Canada is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Seoul. Keep in mind that there are 9 different airlines that fly to Seoul on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Denver to Seoul?

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 16h 23m.

Which layover airport offers the lowest fares from Denver to Seoul?

Flights via Salt Lake City (SLC) offer the lowest average round-trip price of $895.

What is the cheapest airline that flies from Denver Intl to Seoul?

Alaska Airlines and Japan Airlines are the most popular carriers operating from Denver Intl to Seoul

Which airport is the most popular layover for flights between Denver and Seoul?

Vancouver (YVR) was the most common stop: 48% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Denver to Seoul?

San Francisco (SFO) has the shortest average layover time for this route: 1h 31m.

When did momondo last update prices for flights from Denver Intl Airport to Seoul?

Prices for flights from Denver Intl Airport to Seoul were last updated today.

How many operators does momondo search for flights from Denver Intl Airport to Seoul?

As of May 2026, there are 9 operators available to choose from for flights from Denver Intl Airport to Seoul.

How old do you have to be to fly from Denver Intl Airport to Seoul?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Seoul.

What documentation or ID do you need to fly to Seoul?

The required travel and health documents for your Seoul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seoul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$493 Cheap Flights from Denver to Seoul in 2026

Q: What is the typical price of a round-trip flight between Denver and Seoul?

Prices are currently low for flights on this route. Typical prices usually range from $1,899 to $1,375. The lowest price recently found on this route was $972.

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Find the cheapest flights from Denver to Seoul

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:15 pm - 9:40 pm

DEN

ICN

42h 25m

2 stops

7:35 pm - 11:54 pm

ICN

DEN

19h 19m

1 stop

$972Multiple Airlines

Wed, May 27 - Wed, Jun 3

12:15 pm - 9:40 pm

DEN

ICN

42h 25m

2 stops

7:35 pm - 11:54 pm

ICN

DEN

19h 19m

1 stop

$974Multiple Airlines

Wed, May 13 - Sat, May 30

12:15 pm - 9:40 pm

DEN

ICN

42h 25m

2 stops

7:35 pm - 11:54 pm

ICN

DEN

19h 19m

1 stop

$979Multiple Airlines

Wed, May 13 - Fri, May 22

12:15 pm - 9:40 pm

DEN

ICN

42h 25m

2 stops

7:35 pm - 11:54 pm

ICN

DEN

19h 19m

1 stop

$983Multiple Airlines

Wed, May 27 - Thu, Jun 4

12:15 pm - 9:40 pm

DEN

ICN

42h 25m

2 stops

7:35 pm - 11:54 pm

ICN

DEN

19h 19m

1 stop

$988Multiple Airlines

Wed, May 13 - Thu, May 21

6:30 am - 3:10 pm

DEN

ICN

41h 40m

2 stops

4:20 pm - 6:10 pm

ICN

DEN

40h 50m

2 stops

$998China Eastern

Thu, Aug 20 - Fri, Sep 18

6:30 am - 11:00 am

DEN

GMP

37h 30m

2 stops

8:50 pm - 6:10 pm

GMP

DEN

36h 20m

2 stops

$998China Eastern

Thu, Aug 20 - Fri, Sep 18

6:43 am - 10:05 pm

DEN

GMP

24h 22m

2 stops

8:00 am - 3:16 pm

GMP

DEN

23h 16m

2 stops

$1,292Japan Airlines

Mon, Oct 26 - Wed, Nov 11

7:20 am - 9:15 pm

DEN

GMP

22h 55m

2 stops

8:00 am - 4:32 pm

GMP

DEN

23h 32m

2 stops

$1,346Japan Airlines

Thu, Aug 20 - Thu, Sep 10

7:20 am - 9:15 pm

DEN

GMP

22h 55m

2 stops

8:00 am - 5:56 pm

GMP

DEN

24h 56m

2 stops

$1,379Japan Airlines

Sun, Aug 23 - Wed, Aug 26

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China Eastern flights from Denver to Seoul

Our best China Eastern deals on Denver to Seoul flight tickets

China Eastern

Aug 20

DEN6:30 amDenver Intl

41h 40m

2 stops

ICN3:10 pmIncheon Intl

Sep 18

ICN4:20 pmIncheon Intl

40h 50m

2 stops

DEN6:10 pmDenver Intl

$998

China Eastern

Aug 20

DEN6:30 amDenver Intl

37h 30m

2 stops

GMP11:00 amSeoul Gimpo Intl

Sep 20

GMP8:50 pmSeoul Gimpo Intl

36h 20m

2 stops

DEN6:10 pmDenver Intl

$1,603

China Eastern

Jun 8

DEN7:30 amDenver Intl

36h 30m

2 stops

GMP11:00 amSeoul Gimpo Intl

Jun 12

GMP8:50 pmSeoul Gimpo Intl

36h 31m

2 stops

DEN6:21 pmDenver Intl

$1,814

American Airlines flights from Denver to Seoul

Our best American Airlines deals on Denver to Seoul flight tickets

American Airlines

May 5

DEN5:10 pmDenver Intl

31h 35m

1 stop

ICN3:45 pmIncheon Intl

May 13

ICN5:50 pmIncheon Intl

19h 09m

1 stop

DEN9:59 pmDenver Intl

$1,316

American Airlines

May 5

DEN5:10 pmDenver Intl

31h 35m

1 stop

ICN3:45 pmIncheon Intl

May 13

ICN5:50 pmIncheon Intl

21h 16m

2 stops

DEN12:06 amDenver Intl

$1,320

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Wed 5/27

12:15 pm-9:40 pm

2 stops42h 25m

Incheon Intl

Wed 6/3

7:35 pm-11:54 pm

1 stop19h 19m

$972

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Wed 5/13

12:15 pm-9:40 pm

2 stops42h 25m

Incheon Intl

Sat 5/30

7:35 pm-11:54 pm

1 stop19h 19m

$974

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Wed 5/13

12:15 pm-9:40 pm

2 stops42h 25m

Incheon Intl

Fri 5/22

7:35 pm-11:54 pm

1 stop19h 19m

$979

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Wed 5/27

12:15 pm-9:40 pm

2 stops42h 25m

Incheon Intl

Thu 6/4

7:35 pm-11:54 pm

1 stop19h 19m

$983

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Wed 5/13

12:15 pm-9:40 pm

2 stops42h 25m

Incheon Intl

Thu 5/21

7:35 pm-11:54 pm

1 stop19h 19m

$988

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Thu 8/20

6:30 am-3:10 pm

2 stops41h 40m

Incheon Intl

Fri 9/18

4:20 pm-6:10 pm

2 stops40h 50m

$998

DenverSeoul

DEN - GMP

DENGMP

Denver Intl

Thu 8/20

6:30 am-11:00 am

2 stops37h 30m

Seoul Gimpo Intl

Fri 9/18

8:50 pm-6:10 pm

2 stops36h 20m

$998

DenverSeoul

DEN - GMP

DENGMP

Denver Intl

Mon 10/26

6:43 am-10:05 pm

2 stops24h 22m

Seoul Gimpo Intl

Wed 11/11

8:00 am-3:16 pm

2 stops23h 16m

$1,292

Quickest round-trip

DenverSeoul

DEN - GMP

DENGMP

Denver Intl

Thu 8/20

7:20 am-9:15 pm

2 stops22h 55m

Seoul Gimpo Intl

Thu 9/10

8:00 am-4:32 pm

2 stops23h 32m

$1,346

DenverSeoul

DEN - GMP

DENGMP

Denver Intl

Sun 8/23

7:20 am-9:15 pm

2 stops22h 55m

Seoul Gimpo Intl

Wed 8/26

8:00 am-5:56 pm

2 stops24h 56m

$1,379

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Denver to Seoul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Denver and Seoul?

What is the cheapest month to fly to Seoul?

The month of March is another great option to travel to Seoul, with average flight prices from Denver averaging around $70.

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

You are more likely to see cheaper flights to Seoul from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,213 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Denver for as low as $1,048 on momondo.

Can stopping save me money on Denver to Seoul flights?

You could potentially save up to 1% on your flight if you consider stops on a Denver to Seoul flight.

How have Denver to Seoul flight prices changed over time?

As of May 2026, prices for Denver to Seoul flights are approximately 30% cheaper when compared to flights at the same time last year.

When to book flights from Denver to Seoul

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Seoul according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Denver to Seoul (DEN to SEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Seoul

Fastest flight time	15h 30m
Direct flights	None

The fastest flight from Denver to Seoul takes 15h 30m

There are no direct flights from Denver to Seoul. There are no popular flight routes from Denver to Seoul.

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Frequently asked questions about flying from Denver to Seoul

How far is Denver Intl to Seoul by plane?
The distance between Denver Intl and Seoul is about 6158.3 mi. 15h 30m is a normal flight duration for this route.
When did momondo last update prices for flights from Denver Intl Airport to Seoul?
Prices for flights from Denver Intl Airport to Seoul were last updated today.
How many operators does momondo search for flights from Denver Intl Airport to Seoul?
As of May 2026, there are 9 operators available to choose from for flights from Denver Intl Airport to Seoul.
How old do you have to be to fly from Denver Intl Airport to Seoul?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Seoul.
What documentation or ID do you need to fly to Seoul?
The required travel and health documents for your Seoul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seoul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Denver to Seoul?
momondo data reveals that the most frequently booked airline on the route from Denver to Seoul is Air Canada, representing 49% of all bookings. The subsequent popular airlines are Asiana Airlines at 15%, Delta at 11%, and Korean Air at 6%.

Best airlines flying from Denver to Seoul

Compare and see reviews for airlines that fly from Denver to Seoul with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $169	Free Cancellation	Rating 7.4 9,684 reviews	Search United Airlines flights
Delta	PriceFrom $478	Free Cancellation	Rating 7.9 8,460 reviews	Search Delta flights
Korean Air	PriceFrom $519	Free Cancellation	Rating 8.4 1,216 reviews	Search Korean Air flights
AIR PREMIA	PriceFrom $608	Free Cancellation	Rating 8.1 90 reviews	Search AIR PREMIA flights
Asiana Airlines	PriceFrom $757	Free Cancellation	Rating 8.1 527 reviews	Search Asiana Airlines flights
American Airlines	PriceFrom $816	Free Cancellation	Rating 7.1 11,673 reviews	Search American Airlines flights
Turkish Airlines	PriceFrom $878	Free Cancellation	Rating 7.4 4,343 reviews	Search Turkish Airlines flights
Air Canada	PriceFrom $912	Free Cancellation	Rating 7.1 10,993 reviews	Search Air Canada flights
WestJet	PriceFrom $1,213	Free Cancellation	Rating 7.2 3,331 reviews	Search WestJet flights

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Seoul?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Denver to Seoul. momondo saves you time and could save you money on your trip.

Can I find flights from Denver to Seoul with flexible booking policies on momondo?

Yes. All flights to Seoul from Denver on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Denver to Seoul?

Once all potential Denver to Seoul flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Denver to Seoul right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Denver to Seoul flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Denver to Seoul from $493

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Seoul departing on 5/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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China Eastern flights from Denver to Seoul

Our best China Eastern deals on Denver to Seoul flight tickets

American Airlines flights from Denver to Seoul

Our best American Airlines deals on Denver to Seoul flight tickets

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How to get the cheapest flight ticket from Denver to Seoul

What is the typical price of a round-trip flight between Denver and Seoul?

What is the cheapest month to fly to Seoul?

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

Can stopping save me money on Denver to Seoul flights?

How have Denver to Seoul flight prices changed over time?

What is the cheapest airline that flies from Denver Intl to Seoul?

What airlines fly to Seoul?

Which airport is the most popular layover for flights between Denver and Seoul?

Which layover airport offers the lowest fares from Denver to Seoul?

Which layover airport has the shortest travel time from Denver to Seoul?

Which layover airport has the shortest connection time from Denver to Seoul?

When to book flights from Denver to Seoul

Cheap Denver to Seoul (DEN to SEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Seoul

Fastest flight time

Direct flights

Frequently asked questions about flying from Denver to Seoul

Best airlines flying from Denver to Seoul

Compare and see reviews for airlines that fly from Denver to Seoul with momondo

Why use momondo?

An easier way to manage your Seoul trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul

Fly your favorite airline to Seoul

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Seoul

List of cabin classes available on flights landing in Seoul. Availability may vary depending on flight origin and airline.

Popular cities in South Korea

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