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Incheon Intl

$320+ Cheap flights from Colorado to Incheon Intl (ICN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ICN
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Colorado to Incheon Intl

Keep the following information in mind while searching for Colorado to Incheon Intl flight deals. Data was last updated septiembre 11, 2025.

Round-trip from

$843
(Kiwi.com)

One-way from

$320
(Kiwi.com)

Popular in

January

Cheapest in

October

Average price

$1,001
From Colorado to Incheon Intl
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One-way flight from Colorado to Incheon Intl
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Highest demand for flights based on searches. 5% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Colorado to Incheon Intl

Cheapest flights from Colorado to Incheon Intl
Explore the most affordable flight options available from Colorado to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/39:21 amDEN - ICN
2 stops27h 59mMultiple Airlines
lun. 11/176:55 pmICN - DEN
1 stop16h 23mMultiple Airlines
Deal found 9/10$843
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/410:55 pmDEN - ICN
1 stop25h 15mMultiple Airlines
lun. 11/178:35 pmICN - DEN
2 stops20h 22mMultiple Airlines
Deal found 9/10$845
This KAYAK deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/246:25 amDEN - ICN
2 stops40h 55mChina Eastern
vie. 12/128:55 amICN - DEN
2 stops25h 36mChina Eastern
Deal found 9/9$846
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/1310:55 pmDEN - ICN
1 stop25h 15mMultiple Airlines
mar. 11/189:00 pmICN - DEN
2 stops18h 51mMultiple Airlines
Deal found 9/11$847
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/410:55 pmDEN - ICN
1 stop25h 15mMultiple Airlines
mar. 11/189:20 pmICN - DEN
2 stops35h 37mMultiple Airlines
Deal found 9/10$849
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/2310:55 pmDEN - ICN
1 stop25h 50mMultiple Airlines
mar. 10/1412:45 pmICN - DEN
1 stop36h 34mMultiple Airlines
Deal found 9/10$850
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/1410:55 pmDEN - ICN
1 stop25h 15mMultiple Airlines
sáb. 11/228:35 pmICN - DEN
1 stop18h 05mMultiple Airlines
Deal found 9/11$852
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/188:41 pmDEN - ICN
1 stop32h 49mMultiple Airlines
lun. 10/276:55 pmICN - DEN
1 stop15h 13mMultiple Airlines
Deal found 9/9$853
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/110:55 pmDEN - ICN
1 stop26h 15mMultiple Airlines
mar. 11/189:00 pmICN - DEN
2 stops18h 51mMultiple Airlines
Deal found 9/10$854
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/1510:55 pmDEN - ICN
1 stop25h 15mMultiple Airlines
jue. 11/209:00 pmICN - DEN
1 stop18h 59mMultiple Airlines
Deal found 9/11$856
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/36:30 amDEN - ICN
1 stop30h 50mMultiple Airlines
sáb. 11/159:00 pmICN - DEN
1 stop18h 57mMultiple Airlines
Deal found 9/10$857
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/210:55 pmDEN - ICN
1 stop25h 15mMultiple Airlines
mar. 11/189:00 pmICN - DEN
2 stops18h 51mMultiple Airlines
Deal found 9/10$858

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Incheon Intl 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, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
Use the filters below to find and compare flights from Colorado to Incheon Intl Airport that are best for you.

Fly from

Colorado

Fly to

Incheon Intl

Route

Depart

Return

Price

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

lun. 9/22

12:05 pm-4:20 am

2 stops25h 15m

Incheon Intl

vie. 10/10

11:30 am-4:35 pm

2 stops20h 05m

$897

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

mié. 9/24

12:02 pm-4:20 am

2 stops25h 18m

Incheon Intl

jue. 10/9

4:50 pm-7:40 pm

2 stops17h 50m

$897

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

mié. 9/24

1:55 pm-4:20 am

2 stops23h 25m

Incheon Intl

vie. 10/10

11:30 am-4:35 pm

2 stops20h 05m

$897

Colorado SpringsIncheon

COS - ICN

COSICN

Colorado Springs

mié. 9/24

6:00 am-3:00 pm

2 stops18h 00m

Incheon Intl

sáb. 10/11

4:50 pm-9:54 pm

2 stops20h 04m

$897

DenverIncheon

DEN - ICN

DENICN

Denver Intl

mar. 9/23

7:50 pm-5:40 pm

1 stop30h 50m

Incheon Intl

mié. 10/1

11:20 pm-5:55 pm

1 stop33h 35m

$1,002

DenverIncheon

DEN - ICN

DENICN

Denver Intl

jue. 11/27

7:20 pm-6:20 pm

1 stop31h 00m

Incheon Intl

jue. 12/11

12:10 am-5:35 pm

1 stop33h 25m

$1,022

DenverIncheon

DEN - ICN

DENICN

Denver Intl

jue. 2/26

7:20 pm-6:20 pm

1 stop31h 00m

Incheon Intl

lun. 3/2

10:45 am-5:35 pm

1 stop46h 50m

$1,022

DenverIncheon

DEN - ICN

DENICN

Denver Intl

jue. 11/27

7:20 pm-6:20 pm

1 stop31h 00m

Incheon Intl

mié. 12/10

10:45 am-5:35 pm

1 stop46h 50m

$1,022

DenverIncheon

DEN - ICN

DENICN

Denver Intl

mar. 11/25

7:20 pm-6:20 pm

1 stop31h 00m

Incheon Intl

lun. 12/15

10:45 am-5:35 pm

1 stop46h 50m

$1,022

DenverIncheon

DEN - ICN

DENICN

Denver Intl

mar. 11/25

7:20 pm-6:20 pm

1 stop31h 00m

Incheon Intl

lun. 12/8

12:10 am-5:35 pm

1 stop33h 25m

$1,022

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 31 results
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Best time to book a flight from Colorado to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Colorado with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Incheon Intl Airport

What is the cheapest month to book a flight from Colorado to Incheon Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Colorado to Incheon Intl Airport (average of $990). Flying from Colorado to Incheon Intl Airport in December is currently the most expensive (average of $1,633). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CO to ICN?

Find hourly flight availability from Colorado to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Incheon Intl Airport as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Incheon Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Colorado to Incheon Intl Airport?

    Departing from Colorado to Incheon Intl Airport will take you 25h 15m. The distance between Colorado and Incheon Intl Airport is about 6242 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Colorado to Incheon Intl that include hotel bookings?

    Yes. In addition to deals on Colorado to Incheon Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Incheon Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Incheon Intl.

  • Can I find deals for business class flights from Colorado to Incheon Intl?

    Yes. Cheapflights offers flight deals from Colorado to Incheon Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colorado to Incheon Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Colorado to Incheon Intl Airport (average of $990). Flying from Colorado to Incheon Intl Airport in December is currently the most expensive (average of $1,633). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Suwon
Seongnam
Daejeon

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Alternative routes for Colorado to Incheon Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Minneapolis to Incheon Intl flights
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LaGuardia to Gimpo Intl flights
Dulles Intl to Gimpo Intl flights
George Bush Intcntl to Incheon Intl flights
Dallas/Fort Worth to Gimpo Intl flights
O'Hare Intl to Gimpo Intl flights
Orlando to Incheon Intl flights
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Philadelphia to Incheon Intl flights
Portland to Incheon Intl flights
Denver to Incheon Intl flights
Boston to Gimpo Intl flights
San Diego to Incheon Intl flights
Raleigh to Incheon Intl flights
George Bush Intcntl to Gimpo Intl flights
Salt Lake City to Incheon Intl flights
Tampa to Incheon Intl flights
Atlanta to Gimpo Intl flights
Reagan-National to Gimpo Intl flights
Miami to Incheon Intl flights
San Jose to Gimpo Intl flights

Top 10 airlines flying from Colorado to Incheon Intl

Discover the top 10 airlines that operate flights from Colorado to Incheon Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$54Average$129FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$189Average$1,505FlexibilityNo cancel feeOn-time69%
AIR PREMIACheapest$585Average$615FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$587Average$1,093FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$748Average$1,213FlexibilityNo cancel feeOn-time60%
Turkish AirlinesCheapest$755Average$895FlexibilityNo cancel feeOn-time77%
Asiana AirlinesCheapest$757Average$1,226FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$843Average$1,504FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$856Average$1,184FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$877Average$1,102FlexibilityNo cancel feeOn-time71%

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