Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Incheon Intl Airport to Colorado from $379

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Incheon Intl Airport to Colorado departing on 4/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Incheon Intl Airport to Colorado

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
5:45 pm - 5:00 pm
ICN
-
DEN
14h 15m
1 stop
Air Canada Logo
7:50 pm - 4:05 pm
DEN
-
ICN
29h 15m
1 stop
$628Air Canada
Tue, Jun 2 - Mon, Jun 8
Japan Airlines Logo
5:55 pm - 10:51 am
ICN
-
DEN
31h 56m
2 stops
Japan Airlines Logo
2:14 pm - 3:55 pm
DEN
-
ICN
34h 41m
2 stops
$635Japan Airlines
Wed, Mar 18 - Sun, Mar 22
Japan Airlines Logo
5:55 pm - 8:05 pm
ICN
-
DEN
17h 10m
1 stop
Japan Airlines Logo
4:43 pm - 3:55 pm
DEN
-
ICN
32h 12m
1 stop
$638Japan Airlines
Wed, Mar 18 - Sun, Mar 22
Air Canada Logo
5:45 pm - 10:33 am
ICN
-
DEN
31h 48m
2 stops
Air Canada Logo
7:50 pm - 4:05 pm
DEN
-
ICN
29h 15m
1 stop
$642Air Canada
Tue, Jun 2 - Mon, Jun 8
Air Canada Logo
5:45 pm - 5:00 pm
ICN
-
DEN
14h 15m
1 stop
Air Canada Logo
9:25 am - 4:05 pm
DEN
-
ICN
15h 40m
1 stop
$644Air Canada
Sat, May 2 - Fri, May 8
Air Canada Logo
5:55 pm - 12:37 pm
ICN
-
DEN
34h 42m
1 stop
Air Canada Logo
7:05 pm - 5:10 pm
DEN
-
ICN
30h 05m
1 stop
$650Air Canada
Fri, Feb 27 - Mon, Mar 2
American Airlines Logo
7:15 pm - 8:38 pm
ICN
-
COS
17h 23m
1 stop
American Airlines Logo
6:00 am - 4:45 pm
COS
-
ICN
18h 45m
1 stop
$837American Airlines
Fri, Feb 20 - Tue, Feb 24
United Airlines Logo
12:45 pm - 11:45 pm
ICN
-
COS
27h 00m
2 stops
United Airlines Logo
5:59 am - 4:15 pm
COS
-
ICN
18h 16m
2 stops
$1,220United Airlines
Fri, Feb 20 - Tue, Feb 24
Delta Logo
4:10 pm - 11:15 am
ICN
-
COS
35h 05m
2 stops
Delta Logo
8:15 am - 4:20 pm
COS
-
ICN
17h 05m
1 stop
$1,237Delta
Thu, Mar 5 - Thu, Mar 12
American Airlines Logo
7:15 pm - 8:38 pm
ICN
-
COS
17h 23m
1 stop
American Airlines Logo
6:00 am - 3:55 pm
COS
-
ICN
18h 55m
1 stop
$1,353American Airlines
Thu, Mar 5 - Thu, Mar 12

Air Canada flights from Incheon Intl Airport to Colorado

Our best Air Canada deals on Incheon Intl Airport to Colorado flight tickets
Air Canada
May 23
ICN5:45 pmIncheon Intl
30h 05m
2 stops
DEN8:50 amDenver Intl
May 28
DEN9:25 amDenver Intl
15h 40m
1 stop
ICN4:05 pmIncheon Intl
$694
Air Canada
Mar 2
ICN6:55 pmIncheon Intl
16h 33m
1 stop
DEN7:28 pmDenver Intl
Apr 30
DEN7:05 pmDenver Intl
30h 00m
1 stop
ICN4:05 pmIncheon Intl
$904
Air Canada
Mar 14
ICN5:55 pmIncheon Intl
29h 59m
2 stops
DEN8:54 amDenver Intl
Mar 22
DEN7:25 pmDenver Intl
29h 50m
2 stops
ICN4:15 pmIncheon Intl
$927

American Airlines flights from Incheon Intl Airport to Colorado

Our best American Airlines deals on Incheon Intl Airport to Colorado flight tickets
American Airlines
Feb 20
ICN7:15 pmIncheon Intl
17h 23m
1 stop
COS8:38 pmColorado Springs
Feb 24
COS6:00 amColorado Springs
18h 45m
1 stop
ICN4:45 pmIncheon Intl
$837
American Airlines
Feb 13
ICN7:15 pmIncheon Intl
20h 39m
1 stop
DEN11:54 pmDenver Intl
Feb 19
DEN6:00 amDenver Intl
18h 45m
1 stop
ICN4:45 pmIncheon Intl
$1,198
American Airlines
Feb 13
ICN7:15 pmIncheon Intl
29h 05m
1 stop
DEN8:20 amDenver Intl
Feb 19
DEN11:59 pmDenver Intl
24h 46m
2 stops
ICN4:45 pmIncheon Intl
$1,203

momondo Fare Finder

 
Customize your flight search to find flights from Incheon Intl Airport to Colorado 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 February 5, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Colorado that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Tue 6/2

5:45 pm-5:00 pm

1 stop14h 15m

Denver Intl

Mon 6/8

7:50 pm-4:05 pm

1 stop29h 15m

$628

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Wed 3/18

5:55 pm-10:51 am

2 stops31h 56m

Denver Intl

Sun 3/22

2:14 pm-3:55 pm

2 stops34h 41m

$635

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Wed 3/18

5:55 pm-8:05 pm

1 stop17h 10m

Denver Intl

Sun 3/22

4:43 pm-3:55 pm

1 stop32h 12m

$638

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Tue 6/2

5:45 pm-10:33 am

2 stops31h 48m

Denver Intl

Mon 6/8

7:50 pm-4:05 pm

1 stop29h 15m

$642

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Sat 5/2

5:45 pm-5:00 pm

1 stop14h 15m

Denver Intl

Fri 5/8

9:25 am-4:05 pm

1 stop15h 40m

$644

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Fri 2/27

5:55 pm-12:37 pm

1 stop34h 42m

Denver Intl

Mon 3/2

7:05 pm-5:10 pm

1 stop30h 05m

$650

IncheonColorado Springs

ICN - COS

ICNCOS

Incheon Intl

Fri 2/20

7:15 pm-8:38 pm

1 stop17h 23m

Colorado Springs

Tue 2/24

6:00 am-4:45 pm

1 stop18h 45m

$837

IncheonColorado Springs

ICN - COS

ICNCOS

Incheon Intl

Fri 2/20

12:45 pm-11:45 pm

2 stops27h 00m

Colorado Springs

Tue 2/24

5:59 am-4:15 pm

2 stops18h 16m

$1,220

IncheonColorado Springs

ICN - COS

ICNCOS

Incheon Intl

Thu 3/5

4:10 pm-11:15 am

2 stops35h 05m

Colorado Springs

Thu 3/12

8:15 am-4:20 pm

1 stop17h 05m

$1,237

IncheonColorado Springs

ICN - COS

ICNCOS

Incheon Intl

Thu 3/5

7:15 pm-8:38 pm

1 stop17h 23m

Colorado Springs

Thu 3/12

6:00 am-3:55 pm

1 stop18h 55m

$1,353

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Colorado from

How to get the cheapest flight ticket from Incheon Intl Airport to Colorado

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 Colorado?

The month of December is, on average, the cheapest month to fly to Colorado from Incheon Intl Airport, with most prices found around $703. The month of October is another great option to travel to Colorado, with average flight prices from Incheon Intl Airport averaging around $760.

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

You are more likely to see cheaper flights to Colorado from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $918 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Incheon Intl Airport for as low as $669 on momondo.

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

You could potentially save up to 51% on your flight if you consider stops on a Incheon Intl Airport to Colorado flight.

Cheap Incheon Intl Airport to Colorado flight deals and tips

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

Fastest flight time

16h 49m

Direct flights

None
The fastest flight from Incheon Intl Airport to Colorado takes 16h 49m
There are no direct flights from Incheon Intl Airport to Colorado. There are no popular flight routes from Incheon Intl Airport to Colorado.
Search flight deals

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

    Prices for flights from Incheon Intl Airport to Colorado are refreshed on a daily basis.

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

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

    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 Incheon Intl Airport to Colorado.

  • What documentation or ID do you need to fly to Colorado?

    The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Incheon Intl Airport to Colorado

Compare and see reviews for airlines that fly from Incheon Intl Airport to Colorado with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $589Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
Air CanadaPriceFrom $601Free CancellationRating
7.1
10,689 reviews
Search Air Canada flights
DeltaPriceFrom $620Free CancellationRating
7.9
8,147 reviews
Search Delta flights
Asiana AirlinesPriceFrom $688Free CancellationRating
8.1
503 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $695Free CancellationRating
8.4
1,188 reviews
Search Korean Air flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Colorado from Seoul.

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

Flights from Seoul to Colorado with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Seoul to Colorado flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Seoul to Colorado 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 Colorado 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 3/7
Sat 3/14
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Colorado

Popular cities in Colorado

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $49
Flights to Los Angelesfrom $46
Flights to Miamifrom $27
Flights to Chicagofrom $50
Flights to Orlandofrom $50
Flights to San Franciscofrom $54
Flights to Las Vegasfrom $49
Flights to Washington, D.C.from $51
Flights to Bostonfrom $50
Flights to Atlantafrom $49
Flights to Dallasfrom $49
Flights to Seattlefrom $83