Cheap flights from Seoul to Denver from $669

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to Denver departing on 2/26. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:15 pm - 9:54 am
ICN
-
COS
30h 39m1 stop
American Airlines Logo
12:30 pm - 4:45 pm
COS
-
ICN
60h 15m2 stops
$669American Airlines
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
6:00 pm - 11:45 pm
ICN
-
COS
21h 45m2 stops
United Airlines Logo
1:40 pm - 5:40 am
COS
-
ICN
24h 00m2 stops
$670United Airlines
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
7:15 pm - 9:54 am
ICN
-
COS
30h 39m1 stop
American Airlines Logo
12:30 pm - 4:45 pm
COS
-
ICN
36h 15m2 stops
$671American Airlines
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
12:45 pm - 11:45 pm
ICN
-
COS
27h 00m2 stops
United Airlines Logo
1:40 pm - 5:40 am
COS
-
ICN
24h 00m2 stops
$673United Airlines
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
7:15 pm - 8:36 pm
ICN
-
COS
17h 21m1 stop
American Airlines Logo
6:00 am - 4:45 pm
COS
-
ICN
18h 45m1 stop
$1,236American Airlines
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
7:15 pm - 11:53 pm
ICN
-
COS
20h 38m1 stop
American Airlines Logo
6:00 am - 4:45 pm
COS
-
ICN
18h 45m1 stop
$1,368American Airlines
Thu, Feb 26 - Mon, Mar 2

American Airlines flights from Seoul to Colorado Springs

Our best American Airlines deals on Seoul to Colorado Springs flight tickets
American Airlines
Feb 26
ICN7:15 pmIncheon Intl
30h 39m
1 stop
COS9:54 amColorado Springs
Mar 2
COS12:30 pmColorado Springs
60h 15m
2 stops
ICN4:45 pmIncheon Intl
American Airlines
Feb 26
ICN7:15 pmIncheon Intl
30h 39m
1 stop
COS9:54 amColorado Springs
Mar 2
COS12:30 pmColorado Springs
36h 15m
2 stops
ICN4:45 pmIncheon Intl
American Airlines
Feb 26
ICN7:15 pmIncheon Intl
17h 21m
1 stop
COS8:36 pmColorado Springs
Mar 2
COS6:00 amColorado Springs
18h 45m
1 stop
ICN4:45 pmIncheon Intl

United Airlines flights from Seoul to Colorado Springs

Our best United Airlines deals on Seoul to Colorado Springs flight tickets
United Airlines
Feb 26
ICN6:00 pmIncheon Intl
21h 45m
2 stops
COS11:45 pmColorado Springs
Mar 2
COS1:40 pmColorado Springs
24h 00m
2 stops
ICN5:40 amIncheon Intl
United Airlines
Feb 26
ICN12:45 pmIncheon Intl
27h 00m
2 stops
COS11:45 pmColorado Springs
Mar 2
COS1:40 pmColorado Springs
24h 00m
2 stops
ICN5:40 amIncheon Intl

momondo Fare Finder

 
Customize your flight search to find flights from Seoul to Colorado Springs 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 December 26, 2025.
Use the filters below to find and compare flights from Seoul to Colorado Springs that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonColorado Springs

ICN - COS

ICNCOS

Incheon Intl

Thu 2/26

7:15 pm-9:54 am

1 stop30h 39m

Colorado Springs

Mon 3/2

12:30 pm-4:45 pm

2 stops60h 15m

$669

IncheonColorado Springs

ICN - COS

ICNCOS

Incheon Intl

Thu 2/26

6:00 pm-11:45 pm

2 stops21h 45m

Colorado Springs

Mon 3/2

1:40 pm-5:40 am

2 stops24h 00m

$670

IncheonColorado Springs

ICN - COS

ICNCOS

Incheon Intl

Thu 2/26

7:15 pm-9:54 am

1 stop30h 39m

Colorado Springs

Mon 3/2

12:30 pm-4:45 pm

2 stops36h 15m

$671

IncheonColorado Springs

ICN - COS

ICNCOS

Incheon Intl

Thu 2/26

12:45 pm-11:45 pm

2 stops27h 00m

Colorado Springs

Mon 3/2

1:40 pm-5:40 am

2 stops24h 00m

$673

IncheonColorado Springs

ICN - COS

ICNCOS

Incheon Intl

Thu 2/26

7:15 pm-8:36 pm

1 stop17h 21m

Colorado Springs

Mon 3/2

6:00 am-4:45 pm

1 stop18h 45m

$1,236

IncheonColorado Springs

ICN - COS

ICNCOS

Incheon Intl

Thu 2/26

7:15 pm-11:53 pm

1 stop20h 38m

Colorado Springs

Mon 3/2

6:00 am-4:45 pm

1 stop18h 45m

$1,368

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Denver from

How to get the cheapest flight ticket from Seoul to Colorado Springs

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 time of day to depart on your flight to Colorado Springs?

Flying to Colorado Springs from Seoul in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,439 when looking at flights departing in the afternoon. Flights to Colorado Springs are more costly in the morning, with an average ticket price of $1,476. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Seoul to Colorado Springs flights?

You could potentially save up to 5% on your flight if you consider stops on a Seoul to Colorado Springs flight.

When to book flights from Seoul to Colorado Springs

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul to Colorado Springs according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seoul to Colorado Springs (SEL to COS) flight deals and tips

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

Fastest flight time

20h 06m

Direct flights

None
The fastest flight from Seoul to Colorado Springs takes 20h 06m
There are no direct flights from Seoul to Colorado Springs. There are no popular flight routes from Seoul to Colorado Springs.
  • How far is Seoul to Colorado Springs by plane?

    A flight from Seoul to Colorado Springs will travel around 6212.6 mi. 20h 06m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Seoul to Colorado Springs Airport?

    Prices for flights from Seoul to Colorado Springs Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Seoul to Colorado Springs Airport?

    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 Seoul to Colorado Springs Airport.

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

    The travel and health documents you'll need for your trip to Colorado Springs Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Colorado Springs Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Cañon City

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seoul to Colorado Springs for you.

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

Flights from Seoul to Colorado Springs 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 Springs?

Once you have performed a search for Seoul to Colorado Springs 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 Springs right now. Can momondo alert me if prices change?

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

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1 adult
Sun 1/25
Sun 2/1

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