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 46% of people opting to fly with this airline when traveling to South Korea. Keep in mind that there are 10 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?

Air Canada and American Airlines are the most popular carriers operating from Colorado to South Korea

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 Denver (a popular airport in Colorado) to Incheon Intl Airport (the most popular airport in South Korea), then the flight time is 17h 13m on average. If you fly from Colorado Springs (another popular airport in Colorado) to Incheon Intl Airport, then the average flight time is 19h 05m.

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 September 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.

$320 Cheap Flights from Colorado to South Korea in 2025

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Find the cheapest flights from Colorado to South Korea

Round-trip

One-way

Last minute

Cheap round-trip flights

9:21 am - 5:20 amDEN-ICN

27h 59m2 stops

6:55 pm - 7:18 pmICN-DEN

16h 23m1 stop

$843

Find Deal

Mon, Nov 3 - Mon, Nov 17

10:55 pm - 4:10 pmDEN-ICN

25h 15m1 stop

8:35 pm - 12:57 amICN-DEN

20h 22m2 stops

$845

Find Deal

Tue, Nov 4 - Mon, Nov 17

6:25 am - 3:20 pmDEN-ICN

40h 55m2 stops

8:55 am - 6:31 pmICN-DEN

25h 36m2 stops

$846China Eastern

Find Deal

Mon, Nov 24 - Fri, Dec 12

10:55 pm - 4:10 pmDEN-ICN

25h 15m1 stop

9:00 pm - 11:51 pmICN-DEN

18h 51m2 stops

$849

Find Deal

Tue, Nov 4 - Tue, Nov 18

1:55 pm - 4:20 amCOS-ICN

23h 25m2 stops

11:30 am - 4:35 pmICN-COS

20h 05m2 stops

$897United Airlines

Find Deal

Wed, Sep 24 - Fri, Oct 10

6:15 am - 5:25 pmDEN-ICN

44h 10m2 stops

4:20 pm - 6:33 pmICN-DEN

42h 13m2 stops

$918China Eastern

Find Deal

Sun, Oct 26 - Tue, Nov 11

7:20 pm - 6:20 pmDEN-ICN

31h 00m1 stop

12:10 am - 5:35 pmICN-DEN

33h 25m1 stop

$922Turkish Airlines

Find Deal

Sat, Jan 31 - Fri, Feb 20

6:35 pm - 5:40 amCOS-ICN

19h 05m2 stops

6:00 pm - 8:48 pmICN-COS

18h 48m2 stops

$1,088United Airlines

Find Deal

Mon, Feb 16 - Fri, Feb 20

6:02 am - 3:30 pmCOS-ICN

18h 28m1 stop

5:45 pm - 8:37 pmICN-COS

17h 52m1 stop

$1,104American Airlines

Find Deal

Wed, Sep 24 - Thu, Oct 9

5:45 am - 4:45 pmCOS-ICN

19h 00m1 stop

7:15 pm - 8:27 pmICN-COS

17h 12m1 stop

$1,344American Airlines

Find Deal

Fri, Nov 28 - Tue, Dec 2

China Eastern flights from Colorado to South Korea

Our best China Eastern deals on Colorado to South Korea flight tickets

China Eastern

Nov 24

DEN6:25 amDenver Intl

40h 55m

2 stops

ICN3:20 pmIncheon Intl

Dec 12

ICN8:55 amIncheon Intl

25h 36m

2 stops

DEN6:31 pmDenver Intl

$846

Find similar

China Eastern

Sep 16

DEN6:30 amDenver Intl

38h 25m

2 stops

ICN11:55 amIncheon Intl

Sep 24

ICN4:35 pmIncheon Intl

40h 47m

2 stops

DEN6:22 pmDenver Intl

$918

Find similar

China Eastern

Sep 14

DEN6:30 amDenver Intl

41h 55m

2 stops

ICN3:25 pmIncheon Intl

Sep 16

ICN6:25 pmIncheon Intl

38h 57m

2 stops

DEN6:22 pmDenver Intl

$1,157

Find similar

American Airlines flights from Colorado to South Korea

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

American Airlines

Sep 24

COS6:02 amColorado Springs

18h 28m

1 stop

ICN3:30 pmIncheon Intl

Oct 9

ICN5:45 pmIncheon Intl

17h 52m

1 stop

COS8:37 pmColorado Springs

$1,104

Find similar

American Airlines

Sep 23

DEN5:44 amDenver Intl

18h 46m

1 stop

ICN3:30 pmIncheon Intl

Oct 14

ICN5:45 pmIncheon Intl

19h 20m

1 stop

DEN10:05 pmDenver Intl

$1,158

Find similar

American Airlines

Sep 13

DEN11:59 pmDenver Intl

24h 31m

2 stops

ICN3:30 pmIncheon Intl

Sep 26

ICN5:25 pmIncheon Intl

29h 49m

1 stop

DEN8:14 amDenver Intl

$1,170

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Mon 11/3

9:21 am-5:20 am

2 stops27h 59m

Incheon Intl

Mon 11/17

6:55 pm-7:18 pm

1 stop16h 23m

$843

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Tue 11/4

10:55 pm-4:10 pm

1 stop25h 15m

Incheon Intl

Mon 11/17

8:35 pm-12:57 am

2 stops20h 22m

$845

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Mon 11/24

6:25 am-3:20 pm

2 stops40h 55m

Incheon Intl

Fri 12/12

8:55 am-6:31 pm

2 stops25h 36m

$846

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Tue 11/4

10:55 pm-4:10 pm

1 stop25h 15m

Incheon Intl

Tue 11/18

9:00 pm-11:51 pm

2 stops18h 51m

$849

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Wed 9/24

1:55 pm-4:20 am

2 stops23h 25m

Incheon Intl

Fri 10/10

11:30 am-4:35 pm

2 stops20h 05m

$897

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Sun 10/26

6:15 am-5:25 pm

2 stops44h 10m

Incheon Intl

Tue 11/11

4:20 pm-6:33 pm

2 stops42h 13m

$918

DenverIncheon

DEN - ICN

DENICN

Denver Intl

Sat 1/31

7:20 pm-6:20 pm

1 stop31h 00m

Incheon Intl

Fri 2/20

12:10 am-5:35 pm

1 stop33h 25m

$922

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Mon 2/16

6:35 pm-5:40 am

2 stops19h 05m

Incheon Intl

Fri 2/20

6:00 pm-8:48 pm

2 stops18h 48m

$1,088

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Wed 9/24

6:02 am-3:30 pm

1 stop18h 28m

Incheon Intl

Thu 10/9

5:45 pm-8:37 pm

1 stop17h 52m

$1,104

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

Fri 11/28

5:45 am-4:45 pm

1 stop19h 00m

Incheon Intl

Tue 12/2

7:15 pm-8:27 pm

1 stop17h 12m

$1,344

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 October, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $998.

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 $1,273 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 $974 on momondo.

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

You could potentially save up to 8% 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

Direct flights	None

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 September 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 3,177 reviews	Search Frontier flights
United Airlines	PriceFrom $189	Free Cancellation	Rating 7.4 8,937 reviews	Search United Airlines flights
AIR PREMIA	PriceFrom $585	Free Cancellation	Rating 8.2 62 reviews	Search AIR PREMIA flights
Delta	PriceFrom $587	Free Cancellation	Rating 7.9 7,960 reviews	Search Delta flights
WestJet	PriceFrom $748	Free Cancellation	Rating 7.2 3,091 reviews	Search WestJet flights
Turkish Airlines	PriceFrom $755	Free Cancellation	Rating 7.3 3,968 reviews	Search Turkish Airlines flights
Asiana Airlines	PriceFrom $757	Free Cancellation	Rating 8.2 479 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $843	Free Cancellation	Rating 8.4 1,139 reviews	Search Korean Air flights
Air Canada	PriceFrom $856	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
American Airlines	PriceFrom $877	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines 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 $509

Flights to Busanfrom $633

Flights to Jeju Cityfrom $697

Flights to Daegufrom $940

Flights to Gwangjufrom $2,311

Flights to Muan

Flights to Yeosu

Cheap flights from Colorado to South Korea from $320

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 10/5. 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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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Colorado to South Korea

Cheap round-trip flights

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China Eastern flights from Colorado to South Korea

Our best China Eastern deals on Colorado to South Korea flight tickets

American Airlines flights from Colorado to South Korea

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

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Use the filters below to find and compare flights from Colorado to South Korea that are best for you.

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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

What is the cheapest month to fly to South Korea?

If you aren’t able to travel to South Korea during the month of October, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $998.

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 8% 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?

Air Canada and American Airlines 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

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