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Cheap flights from Colorado to Seoul from $504

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Seoul departing on 9/15. 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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0 bags

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Find the cheapest flights from Colorado to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
China Eastern Logo
6:30 am - 11:55 am
DEN
-
ICN
38h 25m
2 stops
China Eastern Logo
8:55 am - 6:10 pm
ICN
-
DEN
25h 15m
2 stops
$998China Eastern
Sat, Oct 24 - Sun, Nov 8
Multiple Airlines Logo
9:47 am - 8:10 pm
DEN
-
ICN
19h 23m
1 stop
Multiple Airlines Logo
6:00 pm - 10:59 pm
ICN
-
DEN
19h 59m
1 stop
$1,045Multiple Airlines
Wed, Sep 2 - Wed, Sep 16
American Airlines Logo
10:12 am - 3:45 pm
COS
-
ICN
38h 33m
1 stop
American Airlines Logo
6:35 pm - 10:57 pm
ICN
-
COS
19h 22m
1 stop
$1,327American Airlines
Mon, Oct 12 - Mon, Oct 26
American Airlines Logo
8:00 am - 3:45 pm
COS
-
ICN
40h 45m
1 stop
American Airlines Logo
6:35 pm - 11:37 am
ICN
-
COS
32h 02m
2 stops
$1,331American Airlines
Mon, Oct 12 - Mon, Oct 26
Qatar Airways Logo
12:45 pm - 5:15 pm
COS
-
ICN
36h 30m
2 stops
Qatar Airways Logo
6:30 pm - 3:47 pm
ICN
-
COS
37h 17m
2 stops
$1,644Qatar Airways
Mon, Nov 2 - Fri, Nov 6
Qatar Airways Logo
10:12 am - 5:05 pm
COS
-
ICN
39h 53m
2 stops
Qatar Airways Logo
1:20 am - 4:44 pm
ICN
-
COS
54h 24m
2 stops
$1,850Qatar Airways
Sun, Sep 13 - Sat, Sep 19
United Airlines Logo
9:00 am - 4:20 am
COS
-
ICN
28h 20m
2 stops
United Airlines Logo
4:50 pm - 11:09 am
ICN
-
COS
33h 19m
2 stops
$1,860United Airlines
Mon, Jun 1 - Mon, Jun 29
Air Canada Logo
7:00 am - 4:05 pm
COS
-
ICN
18h 05m
2 stops
Air Canada Logo
5:45 pm - 10:06 pm
ICN
-
COS
19h 21m
2 stops
$1,906Air Canada
Sun, Jun 21 - Sat, Jun 27
United Airlines Logo
9:00 am - 4:20 am
COS
-
ICN
28h 20m
2 stops
United Airlines Logo
11:30 am - 11:59 pm
ICN
-
COS
27h 29m
2 stops
$1,960United Airlines
Wed, Jun 17 - Wed, Jun 24
Air Canada Logo
7:00 am - 4:05 pm
COS
-
ICN
18h 05m
2 stops
Air Canada Logo
5:45 pm - 10:06 pm
ICN
-
COS
19h 21m
2 stops
$2,043Air Canada
Sat, Jun 20 - Sat, Jun 27

China Eastern flights from Colorado to Incheon Intl Airport

Our best China Eastern deals on Colorado to Incheon Intl Airport flight tickets
China Eastern
Oct 24
DEN6:30 amDenver Intl
38h 25m
2 stops
ICN11:55 amIncheon Intl
Nov 8
ICN8:55 amIncheon Intl
25h 15m
2 stops
DEN6:10 pmDenver Intl
$998
China Eastern
Sep 6
DEN6:30 amDenver Intl
38h 25m
2 stops
ICN11:55 amIncheon Intl
Sep 9
ICN8:55 amIncheon Intl
24h 15m
2 stops
DEN6:10 pmDenver Intl
$1,063
China Eastern
May 11
DEN7:25 amDenver Intl
37h 30m
2 stops
ICN11:55 amIncheon Intl
Jun 9
ICN8:55 amIncheon Intl
24h 03m
2 stops
DEN5:58 pmDenver Intl
$1,279

American Airlines flights from Colorado to Incheon Intl Airport

Our best American Airlines deals on Colorado to Incheon Intl Airport flight tickets
American Airlines
Oct 12
COS10:12 amColorado Springs
38h 33m
1 stop
ICN3:45 pmIncheon Intl
Oct 26
ICN6:35 pmIncheon Intl
19h 22m
1 stop
COS10:57 pmColorado Springs
$1,327
American Airlines
Oct 12
COS8:00 amColorado Springs
40h 45m
1 stop
ICN3:45 pmIncheon Intl
Oct 26
ICN6:35 pmIncheon Intl
32h 02m
2 stops
COS11:37 amColorado Springs
$1,331
American Airlines
Oct 12
COS12:26 pmColorado Springs
36h 19m
2 stops
ICN3:45 pmIncheon Intl
Oct 26
ICN6:35 pmIncheon Intl
32h 02m
2 stops
COS11:37 amColorado Springs
$1,398

momondo Fare Finder

 
Customize your flight search to find flights from Colorado to Incheon Intl Airport 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 May 6, 2026.
Use the filters below to find and compare flights from Colorado to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Sat 10/24

6:30 am-11:55 am

2 stops38h 25m

Incheon Intl

Sun 11/8

8:55 am-6:10 pm

2 stops25h 15m

$998

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Wed 9/2

9:47 am-8:10 pm

1 stop19h 23m

Incheon Intl

Wed 9/16

6:00 pm-10:59 pm

1 stop19h 59m

$1,045

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Mon 10/12

10:12 am-3:45 pm

1 stop38h 33m

Incheon Intl

Mon 10/26

6:35 pm-10:57 pm

1 stop19h 22m

$1,327

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Mon 10/12

8:00 am-3:45 pm

1 stop40h 45m

Incheon Intl

Mon 10/26

6:35 pm-11:37 am

2 stops32h 02m

$1,331

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Mon 11/2

12:45 pm-5:15 pm

2 stops36h 30m

Incheon Intl

Fri 11/6

6:30 pm-3:47 pm

2 stops37h 17m

$1,644

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Sun 9/13

10:12 am-5:05 pm

2 stops39h 53m

Incheon Intl

Sat 9/19

1:20 am-4:44 pm

2 stops54h 24m

$1,850

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Mon 6/1

9:00 am-4:20 am

2 stops28h 20m

Incheon Intl

Mon 6/29

4:50 pm-11:09 am

2 stops33h 19m

$1,860
Quickest round-trip

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Sun 6/21

7:00 am-4:05 pm

2 stops18h 05m

Incheon Intl

Sat 6/27

5:45 pm-10:06 pm

2 stops19h 21m

$1,906

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Wed 6/17

9:00 am-4:20 am

2 stops28h 20m

Incheon Intl

Wed 6/24

11:30 am-11:59 pm

2 stops27h 29m

$1,960

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Sat 6/20

7:00 am-4:05 pm

2 stops18h 05m

Incheon Intl

Sat 6/27

5:45 pm-10:06 pm

2 stops19h 21m

$2,043

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 Colorado to Incheon Intl Airport

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 Incheon Intl Airport?

The cheapest month to fly to Incheon Intl Airport from Colorado is in February. Flight prices, which tend to average around $59, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of February, then departing from Colorado during the month September is also very affordable. Most momondo users find prices during this month for around $88.

How far in advance should I book a flight from Colorado to Incheon Intl Airport?

You are more likely to see cheaper flights to Incheon Intl Airport from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport 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 Incheon Intl Airport from Colorado for as low as $1,048 on momondo.

Can stopping save me money on Colorado to Incheon Intl Airport flights?

You could potentially save up to 25% on your flight if you consider stops on a Colorado to Incheon Intl Airport flight.

Cheap Colorado to Incheon Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to Incheon Intl Airport

Fastest flight time

15h 30m

Direct flights

None
The fastest flight from Colorado to Incheon Intl Airport takes 15h 30m
There are no direct flights from Colorado to Incheon Intl Airport. There are no popular flight routes from Colorado to Incheon Intl Airport.
Search flight deals

Frequently asked questions about flying from Colorado to Incheon Intl Airport

  • When did momondo last update prices for flights from Colorado to Incheon Intl Airport?

    Prices for flights from Colorado to Incheon Intl Airport refresh daily.

  • How many operators does momondo search for flights from Colorado to Incheon Intl Airport?

  • How old do you have to be to fly from Colorado to Incheon Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to Incheon Intl Airport.

  • What documentation or ID do you need to fly to Incheon Intl Airport?

    The necessary travel and health documents for your Incheon Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Colorado to Incheon Intl Airport

Compare and see reviews for airlines that fly from Colorado to Incheon Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $169Free CancellationRating
7.4
9,684 reviews
Search United Airlines flights
DeltaPriceFrom $478Free CancellationRating
7.9
8,456 reviews
Search Delta flights
Korean AirPriceFrom $519Free CancellationRating
8.4
1,216 reviews
Search Korean Air flights
AIR PREMIAPriceFrom $608Free CancellationRating
8.1
90 reviews
Search AIR PREMIA flights
Asiana AirlinesPriceFrom $757Free CancellationRating
8.1
530 reviews
Search Asiana Airlines flights
American AirlinesPriceFrom $816Free CancellationRating
7.1
11,667 reviews
Search American Airlines flights
Turkish AirlinesPriceFrom $878Free CancellationRating
7.4
4,351 reviews
Search Turkish Airlines flights
Air CanadaPriceFrom $912Free CancellationRating
7.1
11,000 reviews
Search Air Canada flights
WestJetPriceFrom $1,213Free CancellationRating
7.2
3,331 reviews
Search WestJet flights

Traveling to a place near Seoul?

Book flights to Seoul if you plan to visit one of these locations
Daejeon
Suwon
Seongnam
Anyang

Why use momondo?

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

Finding the right flight to Seoul from Colorado is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seoul quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Colorado to Seoul flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seoul from Colorado.

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

Of course. momondo tracks the price of Colorado to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Incheon Intl Airport trip

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