How long is the flight from Colorado to South Korea?

The flight from Colorado to South Korea depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Colorado Springs (a popular airport in Colorado) to Incheon Intl Airport (the most popular airport in South Korea), then the flight time is 16h 21m on average. If you fly from Denver (another popular airport in Colorado) to Incheon Intl Airport, then the average flight time is 18h 25m.

What airlines fly to South Korea?

Air Canada, Korean Air and Asiana Airlines are the top three most popular airlines that fly to South Korea from Colorado 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 South Korea. Keep in mind that there are 11 different airlines that fly to South Korea on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Colorado to South Korea?

WestJet, Air China, and Delta are the most popular carriers operating from Colorado to South Korea

When did momondo last update prices for flights from Colorado to South Korea?

Prices for flights from Colorado to South Korea refresh daily.

How many operators does momondo search for flights from Colorado to South Korea?

The number of operators available for flights from Colorado to South Korea is 10 as of December 2025.

How old do you have to be to fly from Colorado to South Korea?

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 South Korea.

What documentation or ID do you need to fly to South Korea?

The travel and health documents you'll need for your trip to South Korea 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 South Korea. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$506 Cheap Flights from Colorado to South Korea in 2025/26

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Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:59 pm - 5:40 am

DEN

ICN

37h 41m2 stops

6:55 pm - 12:37 am

ICN

DEN

20h 42m1 stop

$794Multiple Airlines

Sat, Feb 28 - Wed, Mar 11

11:59 pm - 5:40 am

DEN

ICN

37h 41m2 stops

6:55 pm - 9:47 am

ICN

DEN

29h 52m1 stop

$795Multiple Airlines

Sat, Feb 28 - Mon, Mar 9

11:59 pm - 5:40 am

DEN

ICN

37h 41m2 stops

6:55 pm - 12:37 am

ICN

DEN

20h 42m1 stop

$796Multiple Airlines

Mon, Mar 2 - Mon, Mar 9

11:43 am - 5:40 am

COS

ICN

25h 57m2 stops

6:00 pm - 10:06 pm

ICN

COS

20h 06m2 stops

$920United Airlines

Fri, Jan 23 - Tue, Jan 27

7:59 am - 4:20 pm

COS

ICN

16h 21m1 stop

8:05 pm - 11:14 am

ICN

COS

30h 09m2 stops

$932Delta

Sat, Feb 28 - Sat, Mar 21

3:40 pm - 4:15 pm

COS

ICN

32h 35m2 stops

11:45 am - 8:49 am

ICN

COS

36h 04m2 stops

$1,011United Airlines

Sat, Feb 28 - Sat, Mar 21

4:10 pm - 1:05 pm

DEN

GMP

28h 55m2 stops

2:25 pm - 8:21 am

GMP

DEN

32h 56m2 stops

$1,350Air China

Thu, Mar 5 - Thu, Mar 12

4:10 pm - 1:05 pm

DEN

GMP

28h 55m2 stops

2:25 pm - 8:21 am

GMP

DEN

32h 56m2 stops

$1,384Air China

Thu, Mar 5 - Mon, Mar 9

3:30 pm - 5:10 pm

COS

ICN

33h 40m2 stops

6:55 pm - 2:34 pm

ICN

COS

35h 39m2 stops

$1,464Air Canada

Thu, Jan 8 - Tue, Feb 10

8:00 am - 3:20 pm

COS

ICN

16h 20m1 stop

7:40 pm - 10:29 pm

ICN

COS

17h 49m1 stop

$1,696Delta

Thu, May 7 - Mon, May 18

United Airlines flights from Colorado to South Korea

Our best United Airlines deals on Colorado to South Korea flight tickets

United Airlines

Jan 23

COS11:43 amColorado Springs

25h 57m

2 stops

ICN5:40 amIncheon Intl

Jan 27

ICN6:00 pmIncheon Intl

20h 06m

2 stops

COS10:06 pmColorado Springs

$920

Find similar

United Airlines

Feb 28

COS3:40 pmColorado Springs

32h 35m

2 stops

ICN4:15 pmIncheon Intl

Mar 21

ICN11:45 amIncheon Intl

36h 04m

2 stops

COS8:49 amColorado Springs

$1,011

Find similar

United Airlines

Jan 26

COS11:43 amColorado Springs

25h 57m

2 stops

ICN5:40 amIncheon Intl

Feb 2

ICN6:00 pmIncheon Intl

16h 18m

2 stops

COS6:18 pmColorado Springs

$1,087

Find similar

Delta flights from Colorado to South Korea

Our best Delta deals on Colorado to South Korea flight tickets

Delta

Feb 28

COS7:59 amColorado Springs

16h 21m

1 stop

ICN4:20 pmIncheon Intl

Mar 21

ICN8:05 pmIncheon Intl

30h 09m

2 stops

COS11:14 amColorado Springs

$932

Find similar

Delta

May 7

COS8:00 amColorado Springs

16h 20m

1 stop

ICN3:20 pmIncheon Intl

May 18

ICN7:40 pmIncheon Intl

17h 49m

1 stop

COS10:29 pmColorado Springs

$1,696

Find similar

Delta

May 7

COS8:00 amColorado Springs

16h 20m

1 stop

ICN3:20 pmIncheon Intl

May 18

ICN7:20 pmIncheon Intl

36h 54m

2 stops

COS5:14 pmColorado Springs

$1,717

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Sat 2/28

11:59 pm-5:40 am

2 stops37h 41m

Incheon Intl

Wed 3/11

6:55 pm-12:37 am

1 stop20h 42m

$794

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Sat 2/28

11:59 pm-5:40 am

2 stops37h 41m

Incheon Intl

Mon 3/9

6:55 pm-9:47 am

1 stop29h 52m

$795

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Mon 3/2

11:59 pm-5:40 am

2 stops37h 41m

Incheon Intl

Mon 3/9

6:55 pm-12:37 am

1 stop20h 42m

$796

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Fri 1/23

11:43 am-5:40 am

2 stops25h 57m

Incheon Intl

Tue 1/27

6:00 pm-10:06 pm

2 stops20h 06m

$920

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Sat 2/28

7:59 am-4:20 pm

1 stop16h 21m

Incheon Intl

Sat 3/21

8:05 pm-11:14 am

2 stops30h 09m

$932

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Sat 2/28

3:40 pm-4:15 pm

2 stops32h 35m

Incheon Intl

Sat 3/21

11:45 am-8:49 am

2 stops36h 04m

$1,011

DenverSeoul

DEN - GMP

DENGMP

Denver Intl

Thu 3/5

4:10 pm-1:05 pm

2 stops28h 55m

Seoul Gimpo Intl

Thu 3/12

2:25 pm-8:21 am

2 stops32h 56m

$1,350

DenverSeoul

DEN - GMP

DENGMP

Denver Intl

Thu 3/5

4:10 pm-1:05 pm

2 stops28h 55m

Seoul Gimpo Intl

Mon 3/9

2:25 pm-8:21 am

2 stops32h 56m

$1,384

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Thu 1/8

3:30 pm-5:10 pm

2 stops33h 40m

Incheon Intl

Tue 2/10

6:55 pm-2:34 pm

2 stops35h 39m

$1,464

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Thu 5/7

8:00 am-3:20 pm

1 stop16h 20m

Incheon Intl

Mon 5/18

7:40 pm-10:29 pm

1 stop17h 49m

$1,696

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Colorado to South Korea

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

Other information

What is the cheapest month to fly to South Korea?

If you aren’t able to travel to South Korea during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,030.

What is the cheapest day to depart on your flight to South Korea?

On average, the least expensive day to fly to South Korea from Colorado is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,180. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Colorado to South Korea for around $1,519.

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

Flying to South Korea from Colorado 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. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,540 on average. Flights to South Korea from Colorado at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to South Korea?

You are more likely to see cheaper flights to South Korea from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to South Korea for around $1,220 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South Korea from Colorado for as low as $945 on momondo.

Can stopping save me money on Colorado to South Korea flights?

You could potentially save up to 3% on your flight if you consider stops on a Colorado to South Korea flight.

Cheap Colorado to South Korea flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to South Korea

Fastest flight time	16h 21m
Direct flights	None

The fastest flight from Colorado to South Korea takes 16h 21m

There are no direct flights from Colorado to South Korea. There are no popular flight routes from Colorado to South Korea.

Search flight deals

When did momondo last update prices for flights from Colorado to South Korea?
Prices for flights from Colorado to South Korea refresh daily.
How many operators does momondo search for flights from Colorado to South Korea?
The number of operators available for flights from Colorado to South Korea is 10 as of December 2025.
How old do you have to be to fly from Colorado to South Korea?
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 South Korea.
What documentation or ID do you need to fly to South Korea?
The travel and health documents you'll need for your trip to South Korea 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 South Korea. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Colorado to South Korea

Compare and see reviews for airlines that fly from Colorado to South Korea with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $54	Free Cancellation	Rating 5.8 3,079 reviews	Search Frontier flights
United Airlines	PriceFrom $187	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
Delta	PriceFrom $478	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
AIR PREMIA	PriceFrom $585	Free Cancellation	Rating 8.3 72 reviews	Search AIR PREMIA flights
WestJet	PriceFrom $748	Free Cancellation	Rating 7.2 3,202 reviews	Search WestJet flights
Turkish Airlines	PriceFrom $755	Free Cancellation	Rating 7.3 4,097 reviews	Search Turkish Airlines flights
Asiana Airlines	PriceFrom $757	Free Cancellation	Rating 8.2 493 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $838	Free Cancellation	Rating 8.4 1,186 reviews	Search Korean Air flights
American Airlines	PriceFrom $877	Free Cancellation	Rating 7.2 11,051 reviews	Search American Airlines flights
China Eastern	PriceFrom $914	Free Cancellation	Rating 7.2 178 reviews	Search China Eastern flights

Why use momondo?

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

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 South Korea from Colorado.

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

Yes. All flights to South Korea from Colorado on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Colorado to South Korea?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Colorado to South Korea.

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

Yes. momondo can track prices for Colorado to South Korea 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.

An easier way to manage your South Korea 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.

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Find better results for your trip to South Korea

Popular cities in South Korea

Flights to Seoulfrom $601

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Cheap flights from Colorado to South Korea from $506

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 South Korea departing on 4/8. 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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Filter for what you want

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United Airlines flights from Colorado to South Korea

Our best United Airlines deals on Colorado to South Korea flight tickets

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Our best Delta deals on Colorado to South Korea flight tickets

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See travel insights to South Korea from

How to get the cheapest flight ticket from Colorado to South Korea

What is the cheapest month to fly to South Korea?

If you aren’t able to travel to South Korea during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,030.

What is the cheapest day to depart on your flight to South Korea?

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

How far in advance should I book a flight to South Korea?

Can stopping save me money on Colorado to South Korea flights?

You could potentially save up to 3% on your flight if you consider stops on a Colorado to South Korea flight.

What is the cheapest airline that flies from Colorado to South Korea?

WestJet, Air China, and Delta are the most popular carriers operating from Colorado to South Korea

What airlines fly to South Korea?

How long is the flight from Colorado to South Korea?

Cheap Colorado to South Korea flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to South Korea

Fastest flight time

Direct flights

When did momondo last update prices for flights from Colorado to South Korea?

How many operators does momondo search for flights from Colorado to South Korea?

How old do you have to be to fly from Colorado to South Korea?

What documentation or ID do you need to fly to South Korea?

Best airlines flying from Colorado to South Korea

Compare and see reviews for airlines that fly from Colorado to South Korea with momondo

Why use momondo?

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

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

How can momondo help me find flights from Colorado to South Korea?

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

An easier way to manage your South Korea 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

Popular cities in South Korea

Popular flights according to clicks in the last 7 days on momondo