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 41m.

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

Flights via Istanbul (IST) offer the lowest average round-trip price of $885.

What airlines fly to Seoul?

Air Canada, Korean Air and Asiana 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 48% of people opting to fly with this airline when traveling to Seoul. Keep in mind that there are 10 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 connection time from Denver to Seoul?

Dallas (DFW) has the shortest average layover time for this route: 1h 30m.

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

Vancouver (YVR) was the most common stop: 37% of momondo users choosing 1-stop flights on this route connected there.

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 November 2025, there are 10 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.

$408 Cheap Flights from Denver to Seoul in 2025/26

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Cheap round-trip flights

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6:48 pm - 1:50 pmDEN-ICN

27h 02m2 stops

6:55 pm - 10:02 amICN-DEN

31h 07m1 stop

$772Multiple Airlines

Find Deal

Sat, Jan 17 - Sat, Jan 24

9:44 pm - 1:50 pmDEN-ICN

48h 06m2 stops

6:55 pm - 10:02 amICN-DEN

31h 07m1 stop

$777Multiple Airlines

Find Deal

Tue, Jan 20 - Wed, Jan 28

6:48 pm - 8:30 pmDEN-ICN

33h 42m1 stop

6:55 pm - 10:02 amICN-DEN

31h 07m1 stop

$793Multiple Airlines

Find Deal

Sat, Jan 17 - Sat, Jan 24

6:24 am - 11:55 amDEN-ICN

37h 31m2 stops

8:55 am - 6:10 pmICN-DEN

25h 15m2 stops

$794China Eastern

Find Deal

Tue, Jan 20 - Wed, Jan 28

9:44 pm - 6:35 pmDEN-ICN

28h 51m2 stops

1:20 pm - 4:41 pmICN-DEN

19h 21m1 stop

$800Multiple Airlines

Find Deal

Tue, Dec 9 - Sat, Dec 13

10:29 pm - 8:30 pmDEN-ICN

30h 01m1 stop

9:20 pm - 4:25 pmICN-DEN

35h 05m2 stops

$808Multiple Airlines

Find Deal

Sun, Jan 25 - Sun, Feb 1

5:33 pm - 1:05 pmDEN-GMP

27h 32m2 stops

2:25 pm - 8:21 amGMP-DEN

32h 56m2 stops

$1,285Air China

Find Deal

Thu, Mar 5 - Fri, Mar 13

4:10 pm - 1:05 pmDEN-GMP

29h 55m2 stops

2:25 pm - 8:26 amGMP-DEN

33h 01m2 stops

$1,293Air China

Find Deal

Mon, Mar 23 - Thu, Apr 9

6:00 am - 10:05 pmDEN-GMP

24h 05m2 stops

8:00 am - 12:02 pmGMP-DEN

20h 02m2 stops

$1,428Japan Airlines

Find Deal

Wed, Jan 7 - Wed, Jan 14

6:00 am - 10:05 pmDEN-GMP

24h 05m2 stops

7:40 pm - 12:02 pmGMP-DEN

32h 22m2 stops

$1,452Japan Airlines

Find Deal

Fri, Jan 16 - Sun, Jan 18

Air Canada flights from Denver to Seoul

Our best Air Canada deals on Denver to Seoul flight tickets

Air Canada

Dec 1

DEN7:05 pmDenver Intl

28h 55m

1 stop

ICN4:00 pmIncheon Intl

Dec 9

ICN6:55 pmIncheon Intl

14h 49m

1 stop

DEN5:44 pmDenver Intl

$1,110

Find similar

Air Canada

Dec 1

DEN8:45 amDenver Intl

16h 25m

1 stop

ICN5:10 pmIncheon Intl

Dec 6

ICN6:55 pmIncheon Intl

15h 04m

1 stop

DEN5:59 pmDenver Intl

$1,148

Find similar

Air Canada

Dec 1

DEN3:53 pmDenver Intl

32h 07m

1 stop

ICN4:00 pmIncheon Intl

Dec 7

ICN8:10 pmIncheon Intl

36h 30m

1 stop

DEN4:40 pmDenver Intl

$1,225

Find similar

China Eastern flights from Denver to Seoul

Our best China Eastern deals on Denver to Seoul flight tickets

China Eastern

Jan 20

DEN6:24 amDenver Intl

37h 31m

2 stops

ICN11:55 amIncheon Intl

Jan 28

ICN8:55 amIncheon Intl

25h 15m

2 stops

DEN6:10 pmDenver Intl

$794

Find similar

China Eastern

Mar 2

DEN6:24 amDenver Intl

37h 31m

2 stops

ICN11:55 amIncheon Intl

Mar 9

ICN8:55 amIncheon Intl

24h 14m

2 stops

DEN6:09 pmDenver Intl

$896

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Sat 1/17

6:48 pm-1:50 pm

2 stops27h 02m

Incheon Intl

Sat 1/24

6:55 pm-10:02 am

1 stop31h 07m

$772

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Tue 1/20

9:44 pm-1:50 pm

2 stops48h 06m

Incheon Intl

Wed 1/28

6:55 pm-10:02 am

1 stop31h 07m

$777

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Sat 1/17

6:48 pm-8:30 pm

1 stop33h 42m

Incheon Intl

Sat 1/24

6:55 pm-10:02 am

1 stop31h 07m

$793

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Tue 1/20

6:24 am-11:55 am

2 stops37h 31m

Incheon Intl

Wed 1/28

8:55 am-6:10 pm

2 stops25h 15m

$794

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Tue 12/9

9:44 pm-6:35 pm

2 stops28h 51m

Incheon Intl

Sat 12/13

1:20 pm-4:41 pm

1 stop19h 21m

$800

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Sun 1/25

10:29 pm-8:30 pm

1 stop30h 01m

Incheon Intl

Sun 2/1

9:20 pm-4:25 pm

2 stops35h 05m

$808

DenverSeoul

DEN - GMP

DENGMP

Denver Intl

Thu 3/5

5:33 pm-1:05 pm

2 stops27h 32m

Seoul Gimpo Intl

Fri 3/13

2:25 pm-8:21 am

2 stops32h 56m

$1,285

DenverSeoul

DEN - GMP

DENGMP

Denver Intl

Mon 3/23

4:10 pm-1:05 pm

2 stops29h 55m

Seoul Gimpo Intl

Thu 4/9

2:25 pm-8:26 am

2 stops33h 01m

$1,293

DenverSeoul

DEN - GMP

DENGMP

Denver Intl

Wed 1/7

6:00 am-10:05 pm

2 stops24h 05m

Seoul Gimpo Intl

Wed 1/14

8:00 am-12:02 pm

2 stops20h 02m

$1,428

DenverSeoul

DEN - GMP

DENGMP

Denver Intl

Fri 1/16

6:00 am-10:05 pm

2 stops24h 05m

Seoul Gimpo Intl

Sun 1/18

7:40 pm-12:02 pm

2 stops32h 22m

$1,452

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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 cheapest month to fly to Seoul?

The month of February is another great option to travel to Seoul, with average flight prices from Denver averaging around $1,030.

What is the cheapest day to depart on your flight to Seoul?

According to our data, Wednesday is the cheapest day to fly to Seoul from Denver. The lowest ticket price found for a Wednesday departure recently was $1,180. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Friday, with ticket prices averaging around $1,519.

What is the cheapest time of day to depart on your flight to Seoul?

Flying to Seoul from Denver in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,344 when looking at flights departing in the morning. At noon is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,540 per ticket.

How far in advance should I book a flight 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 $1,236 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 $949 on momondo.

Can stopping save me money on Denver to Seoul flights?

You could potentially save up to 6% 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 November 2025, prices for Denver to Seoul flights are approximately 57% 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	16h 25m
Direct flights	None

The fastest flight from Denver to Seoul takes 16h 25m

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

Search flight deals

How far is Denver Intl to Seoul by plane?
The distance between Denver Intl and Seoul is about 6158.3 mi. 17h 28m 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 November 2025, there are 10 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 52% of all bookings. The subsequent popular airlines are Asiana Airlines at 11%, Turkish Airlines at 11%, and Korean Air at 10%.

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
Frontier	PriceFrom $54	Free Cancellation	Rating 5.8 3,099 reviews	Search Frontier flights
United Airlines	PriceFrom $189	Free Cancellation	Rating 7.4 9,046 reviews	Search United Airlines flights
AIR PREMIA	PriceFrom $585	Free Cancellation	Rating 8.3 71 reviews	Search AIR PREMIA flights
Delta	PriceFrom $587	Free Cancellation	Rating 7.9 7,999 reviews	Search Delta flights
WestJet	PriceFrom $748	Free Cancellation	Rating 7.2 3,173 reviews	Search WestJet flights
Turkish Airlines	PriceFrom $755	Free Cancellation	Rating 7.3 4,059 reviews	Search Turkish Airlines flights
Asiana Airlines	PriceFrom $757	Free Cancellation	Rating 8.2 490 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $841	Free Cancellation	Rating 8.4 1,170 reviews	Search Korean Air flights
American Airlines	PriceFrom $877	Free Cancellation	Rating 7.2 11,038 reviews	Search American Airlines flights
Air Canada	PriceFrom $940	Free Cancellation	Rating 7.1 10,476 reviews	Search Air Canada 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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Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Seoul Gimpo Intl Airport

Incheon Intl Airport

Cheap flights from Denver to Seoul from $408

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 1/11. 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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Big names and deals

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Filter for what you want

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Find the cheapest flights from Denver to Seoul

Cheap round-trip flights

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Air Canada flights from Denver to Seoul

Our best Air Canada deals on Denver to Seoul flight tickets

China Eastern flights from Denver to Seoul

Our best China Eastern deals on Denver to Seoul flight tickets

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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

What is the cheapest month to fly to Seoul?

The month of February is another great option to travel to Seoul, with average flight prices from Denver averaging around $1,030.

What is the cheapest day to depart on your flight to Seoul?

What is the cheapest time of day to depart on your flight to Seoul?

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

Can stopping save me money on Denver to Seoul flights?

You could potentially save up to 6% 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 November 2025, prices for Denver to Seoul flights are approximately 57% cheaper when compared to flights at the same time last year.

What airlines fly to Seoul?

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

Vancouver (YVR) was the most common stop: 37% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Istanbul (IST) offer the lowest average round-trip price of $885.

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 41m.

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

Dallas (DFW) has the shortest average layover time for this route: 1h 30m.

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

How far is Denver Intl to Seoul by plane?

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

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

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

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

What is the most popular airline 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?

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

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

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

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

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