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Cheap flights from Denver to Seoul from $383

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 3/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Denver to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:29 pm - 5:20 am
DEN
-
ICN
39h 51m
1 stop
Multiple Airlines Logo
6:20 pm - 9:42 am
ICN
-
DEN
30h 22m
1 stop
$835Multiple Airlines
Tue, Mar 31 - Wed, Apr 22
Multiple Airlines Logo
9:30 pm - 3:45 pm
DEN
-
ICN
27h 15m
1 stop
Multiple Airlines Logo
9:10 pm - 7:49 pm
ICN
-
DEN
37h 39m
2 stops
$838Multiple Airlines
Tue, Apr 21 - Tue, May 5
Multiple Airlines Logo
6:00 am - 5:10 am
DEN
-
ICN
31h 10m
1 stop
Multiple Airlines Logo
9:20 pm - 12:19 am
ICN
-
DEN
41h 59m
2 stops
$842Multiple Airlines
Sun, Mar 1 - Sun, Mar 8
Multiple Airlines Logo
10:30 pm - 3:45 pm
DEN
-
ICN
26h 15m
1 stop
Multiple Airlines Logo
6:20 pm - 9:42 am
ICN
-
DEN
30h 22m
1 stop
$844Multiple Airlines
Tue, Apr 7 - Mon, Apr 20
Multiple Airlines Logo
6:00 am - 8:30 pm
DEN
-
ICN
22h 30m
1 stop
Multiple Airlines Logo
6:55 pm - 12:37 am
ICN
-
DEN
20h 42m
1 stop
$849Multiple Airlines
Mon, Mar 2 - Mon, Mar 16
Multiple Airlines Logo
7:50 pm - 4:05 pm
DEN
-
ICN
29h 15m
1 stop
Multiple Airlines Logo
8:40 pm - 12:35 pm
ICN
-
DEN
30h 55m
2 stops
$852Multiple Airlines
Wed, May 6 - Wed, May 27
Multiple Airlines Logo
10:29 pm - 5:20 am
DEN
-
ICN
39h 51m
1 stop
Multiple Airlines Logo
6:20 pm - 12:19 am
ICN
-
DEN
20h 59m
2 stops
$853Multiple Airlines
Tue, Mar 31 - Wed, Apr 22
Multiple Airlines Logo
8:45 am - 4:05 pm
DEN
-
ICN
16h 20m
1 stop
Multiple Airlines Logo
8:40 pm - 12:38 pm
ICN
-
DEN
30h 58m
2 stops
$861Multiple Airlines
Wed, Apr 8 - Mon, Apr 27
China Eastern Logo
7:10 am - 7:50 pm
DEN
-
GMP
45h 40m
2 stops
China Eastern Logo
8:50 pm - 5:57 pm
GMP
-
DEN
36h 07m
2 stops
$1,295China Eastern
Mon, Apr 20 - Thu, Apr 30
China Eastern Logo
7:10 am - 7:50 pm
DEN
-
GMP
45h 40m
2 stops
China Eastern Logo
8:50 pm - 6:10 pm
GMP
-
DEN
36h 20m
2 stops
$1,494China Eastern
Fri, Apr 24 - Sat, May 9

China Eastern flights from Denver to Seoul

Our best China Eastern deals on Denver to Seoul flight tickets
China Eastern
Apr 6
DEN6:30 amDenver Intl
38h 25m
2 stops
ICN11:55 amIncheon Intl
Apr 12
ICN4:15 pmIncheon Intl
40h 46m
2 stops
DEN6:01 pmDenver Intl
$944
China Eastern
Apr 20
DEN7:10 amDenver Intl
45h 40m
2 stops
GMP7:50 pmSeoul Gimpo Intl
Apr 30
GMP8:50 pmSeoul Gimpo Intl
36h 07m
2 stops
DEN5:57 pmDenver Intl
$1,295
China Eastern
Apr 24
DEN7:10 amDenver Intl
45h 40m
2 stops
GMP7:50 pmSeoul Gimpo Intl
May 9
GMP8:50 pmSeoul Gimpo Intl
36h 20m
2 stops
DEN6:10 pmDenver Intl
$1,494

Ethiopian Air flights from Denver to Seoul

Our best Ethiopian Air deals on Denver to Seoul flight tickets
Ethiopian Air
Jan 30
DEN11:59 pmDenver Intl
47h 46m
3 stops
ICN3:45 pmIncheon Intl
Mar 14
ICN11:40 pmIncheon Intl
54h 05m
3 stops
DEN2:45 pmDenver Intl
$2,735
Ethiopian Air
Feb 11
DEN11:59 pmDenver Intl
47h 21m
2 stops
ICN3:20 pmIncheon Intl
Feb 25
ICN11:40 pmIncheon Intl
55h 08m
3 stops
DEN2:48 pmDenver Intl
$2,847
Ethiopian Air
Feb 1
DEN11:59 pmDenver Intl
47h 21m
3 stops
ICN3:20 pmIncheon Intl
Feb 12
ICN11:40 pmIncheon Intl
64h 50m
3 stops
DEN12:30 amDenver Intl
$11,768

momondo Fare Finder

 
Customize your flight search to find flights from Denver to Seoul that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Denver to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Tue 3/31

10:29 pm-5:20 am

1 stop39h 51m

Incheon Intl

Wed 4/22

6:20 pm-9:42 am

1 stop30h 22m

$835

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Tue 4/21

9:30 pm-3:45 pm

1 stop27h 15m

Incheon Intl

Tue 5/5

9:10 pm-7:49 pm

2 stops37h 39m

$838

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Sun 3/1

6:00 am-5:10 am

1 stop31h 10m

Incheon Intl

Sun 3/8

9:20 pm-12:19 am

2 stops41h 59m

$842

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Tue 4/7

10:30 pm-3:45 pm

1 stop26h 15m

Incheon Intl

Mon 4/20

6:20 pm-9:42 am

1 stop30h 22m

$844

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Mon 3/2

6:00 am-8:30 pm

1 stop22h 30m

Incheon Intl

Mon 3/16

6:55 pm-12:37 am

1 stop20h 42m

$849

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Wed 5/6

7:50 pm-4:05 pm

1 stop29h 15m

Incheon Intl

Wed 5/27

8:40 pm-12:35 pm

2 stops30h 55m

$852

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Tue 3/31

10:29 pm-5:20 am

1 stop39h 51m

Incheon Intl

Wed 4/22

6:20 pm-12:19 am

2 stops20h 59m

$853

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Wed 4/8

8:45 am-4:05 pm

1 stop16h 20m

Incheon Intl

Mon 4/27

8:40 pm-12:38 pm

2 stops30h 58m

$861

DenverSeoul

DEN - GMP

DENGMP

Denver Intl

Mon 4/20

7:10 am-7:50 pm

2 stops45h 40m

Seoul Gimpo Intl

Thu 4/30

8:50 pm-5:57 pm

2 stops36h 07m

$1,295

DenverSeoul

DEN - GMP

DENGMP

Denver Intl

Fri 4/24

7:10 am-7:50 pm

2 stops45h 40m

Seoul Gimpo Intl

Sat 5/9

8:50 pm-6:10 pm

2 stops36h 20m

$1,494

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

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

What is the cheapest month to fly to Seoul?

The month of September is another great option to travel to Seoul, with average flight prices from Denver averaging around $1,050.

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 $1,247 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 $965 on momondo.

Can stopping save me money on Denver to Seoul flights?

You could potentially save up to 24% 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 January 2026, prices for Denver to Seoul flights are approximately 17% more expensive 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 40m

Direct flights

None
The fastest flight from Denver to Seoul takes 15h 40m
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. 15h 40m 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?

  • 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?

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
FrontierPriceFrom $54Free CancellationRating
5.7
3,056 reviews
Search Frontier flights
United AirlinesPriceFrom $187Free CancellationRating
7.4
9,216 reviews
Search United Airlines flights
DeltaPriceFrom $474Free CancellationRating
7.9
8,127 reviews
Search Delta flights
AIR PREMIAPriceFrom $585Free CancellationRating
8.3
78 reviews
Search AIR PREMIA flights
Korean AirPriceFrom $586Free CancellationRating
8.4
1,188 reviews
Search Korean Air flights
Asiana AirlinesPriceFrom $740Free CancellationRating
8.1
501 reviews
Search Asiana Airlines flights
WestJetPriceFrom $748Free CancellationRating
7.2
3,252 reviews
Search WestJet flights
American AirlinesPriceFrom $816Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights
Turkish AirlinesPriceFrom $863Free CancellationRating
7.3
4,208 reviews
Search Turkish Airlines flights
Air CanadaPriceFrom $975Free CancellationRating
7.1
10,666 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

Airports listed have a maximum distance of 30.3 mi from Seoul
Seoul Gimpo Intl Airport
Incheon Intl Airport