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

American Airlines, Delta, and Japan Airlines are the most popular carriers operating from South Korea to Colorado

What airlines fly to Colorado?

Korean Air, Delta and United Airlines are the top three most popular airlines that fly to Colorado from South Korea according to our data. Korean Air is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 6 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

How long is the flight from South Korea to Colorado?

Flight times from South Korea to Colorado vary, but if you’re flying out of Incheon and flying into Denver (one of the most popular routes), then the duration is 15h 38m on average. Another popular route from South Korea to Colorado is flying from Seoul to Denver, which will take roughly 21h 55m. Keep in mind that layovers or delays could extend your travel time.

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

Prices for flights from South Korea to Colorado are refreshed on a daily basis.

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

As of November 2025, there are 6 operators available to choose from for flights from South Korea to Colorado.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from South Korea 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.

$325 Cheap Flights from South Korea to Colorado in 2025/26

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Recent round-trip flight deals from South Korea to Colorado

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8:35 pm - 11:59 pmICN-DEN

19h 24m1 stop

1:34 pm - 6:35 pmDEN-ICN

37h 01m1 stop

$597Hawaiian Airlines

Find Deal

Thu, Dec 18 - Thu, Jan 8

8:35 pm - 11:35 pmICN-DEN

19h 00m1 stop

5:09 pm - 6:35 pmDEN-ICN

33h 26m1 stop

$607Alaska Airlines

Find Deal

Mon, Feb 2 - Wed, Feb 4

7:15 pm - 10:29 pmICN-DEN

19h 14m2 stops

7:15 pm - 4:45 pmDEN-ICN

29h 30m2 stops

$619American Airlines

Find Deal

Tue, Nov 25 - Sun, Dec 7

8:05 pm - 3:13 pmICN-DEN

35h 08m2 stops

6:29 am - 4:30 pmDEN-ICN

18h 01m1 stop

$629Delta

Find Deal

Wed, Dec 24 - Thu, Jan 22

8:05 pm - 11:25 pmICN-DEN

19h 20m1 stop

12:30 am - 3:50 pmDEN-ICN

23h 20m1 stop

$643Delta

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Mon, Feb 2 - Tue, Feb 3

12:45 pm - 12:26 amICN-DEN

27h 41m1 stop

9:05 pm - 4:15 pmDEN-ICN

27h 10m1 stop

$657United Airlines

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Mon, Dec 22 - Sun, Jan 18

7:15 pm - 10:04 pmICN-DEN

18h 49m1 stop

6:00 am - 4:45 pmDEN-ICN

18h 45m1 stop

$672American Airlines

Find Deal

Tue, Nov 25 - Sun, Dec 7

12:45 pm - 7:55 pmICN-DEN

23h 10m2 stops

5:20 am - 4:15 pmDEN-ICN

18h 55m1 stop

$692United Airlines

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Tue, Jan 27 - Fri, Feb 20

7:40 pm - 12:13 amICN-DEN

20h 33m1 stop

6:45 am - 4:30 pmDEN-ICN

17h 45m1 stop

$708Korean Air

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Thu, Nov 13 - Wed, Dec 10

8:05 pm - 6:55 pmICN-DEN

14h 50m1 stop

6:00 am - 4:30 pmDEN-ICN

18h 30m1 stop

$760Korean Air

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Thu, Nov 13 - Fri, Dec 12

Hawaiian Airlines flights from South Korea to Colorado

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

Hawaiian Airlines

Dec 18

ICN8:35 pmIncheon Intl

19h 24m

1 stop

DEN11:59 pmDenver Intl

Jan 8

DEN1:34 pmDenver Intl

37h 01m

1 stop

ICN6:35 pmIncheon Intl

$597

Find similar

Hawaiian Airlines

Feb 7

ICN8:35 pmIncheon Intl

32h 03m

1 stop

DEN12:38 pmDenver Intl

Feb 12

DEN7:50 pmDenver Intl

30h 45m

1 stop

ICN6:35 pmIncheon Intl

$681

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Alaska Airlines flights from South Korea to Colorado

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

Alaska Airlines

Feb 2

ICN8:35 pmIncheon Intl

19h 00m

1 stop

DEN11:35 pmDenver Intl

Feb 4

DEN5:09 pmDenver Intl

33h 26m

1 stop

ICN6:35 pmIncheon Intl

$607

Find similar

Alaska Airlines

Dec 20

ICN8:35 pmIncheon Intl

19h 24m

1 stop

DEN11:59 pmDenver Intl

Jan 21

DEN7:00 amDenver Intl

19h 35m

1 stop

ICN6:35 pmIncheon Intl

$615

Find similar

Alaska Airlines

Feb 7

ICN8:35 pmIncheon Intl

32h 03m

1 stop

DEN12:38 pmDenver Intl

Feb 11

DEN7:00 amDenver Intl

19h 35m

1 stop

ICN6:35 pmIncheon Intl

$635

Find similar

Fly from

Fly to

Route

Depart

Return

Price

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Thu 12/18

8:35 pm-11:59 pm

1 stop19h 24m

Denver Intl

Thu 1/8

1:34 pm-6:35 pm

1 stop37h 01m

$597

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Mon 2/2

8:35 pm-11:35 pm

1 stop19h 00m

Denver Intl

Wed 2/4

5:09 pm-6:35 pm

1 stop33h 26m

$607

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Tue 11/25

7:15 pm-10:29 pm

2 stops19h 14m

Denver Intl

Sun 12/7

7:15 pm-4:45 pm

2 stops29h 30m

$619

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Wed 12/24

8:05 pm-3:13 pm

2 stops35h 08m

Denver Intl

Thu 1/22

6:29 am-4:30 pm

1 stop18h 01m

$629

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Mon 2/2

8:05 pm-11:25 pm

1 stop19h 20m

Denver Intl

Tue 2/3

12:30 am-3:50 pm

1 stop23h 20m

$643

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Mon 12/22

12:45 pm-12:26 am

1 stop27h 41m

Denver Intl

Sun 1/18

9:05 pm-4:15 pm

1 stop27h 10m

$657

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Tue 11/25

7:15 pm-10:04 pm

1 stop18h 49m

Denver Intl

Sun 12/7

6:00 am-4:45 pm

1 stop18h 45m

$672

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Tue 1/27

12:45 pm-7:55 pm

2 stops23h 10m

Denver Intl

Fri 2/20

5:20 am-4:15 pm

1 stop18h 55m

$692

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Thu 11/13

7:40 pm-12:13 am

1 stop20h 33m

Denver Intl

Wed 12/10

6:45 am-4:30 pm

1 stop17h 45m

$708

IncheonDenver

ICN - DEN

ICNDEN

Incheon Intl

Thu 11/13

8:05 pm-6:55 pm

1 stop14h 50m

Denver Intl

Fri 12/12

6:00 am-4:30 pm

1 stop18h 30m

$760

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How to get the cheapest flight ticket from South Korea 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

Prices

Airlines

Other information

What is the cheapest month to fly to Colorado?

The month of November is, on average, the cheapest month to fly to Colorado from South Korea, with most prices found around $734. The month of March is another great option to travel to Colorado, with average flight prices from South Korea averaging around $889.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from South Korea to Colorado is on a Sunday when prices can be found for as low as $868. On the other hand, Tuesday is the most expensive day to depart from South Korea because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,255.

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

The cheapest time of day to fly to Colorado is in the afternoon when flights can be purchased for as low as $1,032. In the evening is when there is more demand to fly to Colorado, so prices are often more expensive at around $1,439 per ticket.

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

You are more likely to see cheaper flights to Colorado from South Korea when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $968 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from South Korea for as low as $772 on momondo.

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

You could potentially save up to 40% on your flight if you consider stops on a South Korea to Colorado flight.

Cheap South Korea to Colorado flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from South Korea to Colorado?
Prices for flights from South Korea to Colorado are refreshed on a daily basis.
How many operators does momondo search for flights from South Korea to Colorado?
As of November 2025, there are 6 operators available to choose from for flights from South Korea to Colorado.
How old do you have to be to fly from South Korea to Colorado?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from South Korea 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 South Korea to Colorado

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $589	Free Cancellation	Rating 7.4 8,997 reviews	Search United Airlines flights
Air Canada	PriceFrom $601	Free Cancellation	Rating 7.1 10,398 reviews	Search Air Canada flights
Delta	PriceFrom $620	Free Cancellation	Rating 7.9 8,001 reviews	Search Delta flights
Asiana Airlines	PriceFrom $688	Free Cancellation	Rating 8.2 484 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $695	Free Cancellation	Rating 8.4 1,160 reviews	Search Korean Air flights
American Airlines	PriceFrom $757	Free Cancellation	Rating 7.2 11,038 reviews	Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from South Korea to Colorado. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

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 South Korea to Colorado.

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

If you are not ready to book a flight from South Korea to Colorado now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Colorado and let you know when they change.

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Find better results for your trip to Colorado

Popular cities in Colorado

Flights to New Yorkfrom $49

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Flights to San Franciscofrom $54

Flights to Washington, D.C.from $54

Flights to Bostonfrom $40

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Flights to Dallasfrom $49

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Cheap flights from South Korea to Colorado from $325

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from South Korea to Colorado departing on 12/13. 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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Find the cheapest flights from South Korea to Colorado

Recent round-trip flight deals from South Korea to Colorado

Recent one-way flight deals from South Korea to Colorado

Recent last minute flight deals from South Korea to Colorado

Hawaiian Airlines flights from South Korea to Colorado

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

Alaska Airlines flights from South Korea to Colorado

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

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See travel insights to Colorado from

How to get the cheapest flight ticket from South Korea 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 November is, on average, the cheapest month to fly to Colorado from South Korea, with most prices found around $734. The month of March is another great option to travel to Colorado, with average flight prices from South Korea averaging around $889.

What is the cheapest day to depart on your flight to Colorado?

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

The cheapest time of day to fly to Colorado is in the afternoon when flights can be purchased for as low as $1,032. In the evening is when there is more demand to fly to Colorado, so prices are often more expensive at around $1,439 per ticket.

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

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

You could potentially save up to 40% on your flight if you consider stops on a South Korea to Colorado flight.

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

American Airlines, Delta, and Japan Airlines are the most popular carriers operating from South Korea to Colorado

What airlines fly to Colorado?

How long is the flight from South Korea to Colorado?

Cheap South Korea to Colorado flight deals and tips

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

Direct flights

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

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

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

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

Best airlines flying from South Korea to Colorado

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

Why use momondo?

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

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

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

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

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Colorado

Popular cities in Colorado

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