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Incheon Intl

$424+ Cheap flights from Denver (DEN) 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ICN
jun 17 — jun 241
ter 6/17
ter 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Incheon Intl are usually found in November or February, booked 61 days in advance, depart on a Wednesday or Sunday and return on a Sunday

Cheap flight deals from Denver to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Incheon Intl (ICN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated junho 12, 2025.

Round-trip from

$923
(Trip.com)

One-way from

$424
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,863
From Denver Intl to Incheon Intl
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One-way flight from Denver Intl to Incheon Intl
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Highest demand for flights based on searches. 4% potential increase in price ($66 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($71 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Denver to Incheon Intl

Cheapest flights from Denver to Incheon Intl
Explore the most affordable flight options available from Denver to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junho 12, 2025.

This Trip.com deal was found by Cheapflights users on 6/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 9/56:00 amDEN - ICN
1 stop23h 30mMultiple Airlines
dom 9/146:20 pmICN - DEN
1 stop20h 25mMultiple Airlines
Deal found 6/12$923
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 9/26:45 amDEN - ICN
2 stops43h 40mChina Eastern
ter 9/94:20 pmICN - DEN
2 stops41h 01mChina Eastern
Deal found 6/12$924
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 10/308:20 pmDEN - ICN
1 stop31h 00mTurkish Airlines
seg 11/310:45 amICN - DEN
1 stop46h 50mTurkish Airlines
Deal found 6/12$960
This Air Canada deal was found by Cheapflights users on 6/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 9/77:21 pmDEN - ICN
2 stops29h 44mAir Canada
qui 10/165:45 pmICN - DEN
2 stops29h 57mAir Canada
Deal found 6/12$976
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 9/136:10 amDEN - ICN
1 stop20h 10mDelta
sex 9/266:40 pmICN - DEN
1 stop16h 20mDelta
Deal found 6/11$1,100
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 10/285:00 amDEN - ICN
1 stop20h 45mAmerican Airlines
qua 10/296:50 pmICN - DEN
1 stop19h 48mAmerican Airlines
Deal found 6/12$1,197
This Philippine Airlines deal was found by Cheapflights users on 6/10. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 11/147:19 pmDEN - ICN
2 stops42h 01mPhilippine Airlines
sáb 11/228:35 pmICN - DEN
2 stops55h 49mPhilippine Airlines
Deal found 6/10$1,208
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 8/188:01 amDEN - ICN
1 stop18h 34mAsiana Airlines
dom 8/248:55 pmICN - DEN
1 stop16h 23mAsiana Airlines
Deal found 6/10$1,214
This oojo deal was found by Cheapflights users on 6/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 8/1911:00 amDEN - ICN
2 stops32h 45mEtihad Airways
qua 8/271:35 amICN - DEN
2 stops60h 21mEtihad Airways
Deal found 6/11$1,249
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 11/37:04 pmDEN - ICN
3 stops32h 21mAlaska Airlines
dom 2/18:35 pmICN - DEN
2 stops29h 57mAlaska Airlines
Deal found 6/10$1,306
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 11/29:35 amDEN - ICN
3 stops44h 25mSingapore Airlines
dom 11/164:45 pmICN - DEN
3 stops45h 04mSingapore Airlines
Deal found 6/11$1,428

Cheapflights Fare Finder

Customize your flight search to find flights from Denver 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 junho 12, 2025.
Use the filters below to find and compare flights from Denver to Incheon Intl Airport that are best for you.

Fly from

Denver

Fly to

Incheon Intl

Route

Depart

Return

Price

DenverIncheon

DEN - ICN

DENICN

Denver Intl

sex 9/5

6:00 am-8:30 pm

1 stop23h 30m

Incheon Intl

dom 9/14

6:20 pm-11:45 pm

1 stop20h 25m

$923

DenverIncheon

DEN - ICN

DENICN

Denver Intl

ter 9/2

6:45 am-5:25 pm

2 stops43h 40m

Incheon Intl

ter 9/9

4:20 pm-6:21 pm

2 stops41h 01m

$924

DenverIncheon

DEN - ICN

DENICN

Denver Intl

dom 9/7

7:21 pm-4:05 pm

2 stops29h 44m

Incheon Intl

qui 10/16

5:45 pm-8:42 am

2 stops29h 57m

$976

DenverIncheon

DEN - ICN

DENICN

Denver Intl

ter 7/8

7:50 pm-5:40 pm

1 stop30h 50m

Incheon Intl

ter 7/15

10:25 am-5:55 pm

1 stop46h 30m

$1,089

DenverIncheon

DEN - ICN

DENICN

Denver Intl

seg 8/18

8:01 am-5:35 pm

1 stop18h 34m

Incheon Intl

dom 8/24

8:55 pm-10:18 pm

1 stop16h 23m

$1,214

DenverIncheon

DEN - ICN

DENICN

Denver Intl

ter 8/19

11:00 am-10:45 am

2 stops32h 45m

Incheon Intl

qua 8/27

1:35 am-10:56 pm

2 stops60h 21m

$1,249

DenverIncheon

DEN - ICN

DENICN

Denver Intl

ter 9/2

11:00 am-3:35 pm

3 stops37h 35m

Incheon Intl

dom 9/14

4:45 pm-11:04 pm

3 stops45h 19m

$1,458

DenverIncheon

DEN - ICN

DENICN

Denver Intl

qua 8/6

7:06 pm-7:00 pm

3 stops32h 54m

Incheon Intl

qua 10/29

9:25 pm-11:34 am

2 stops29h 09m

$1,543

DenverIncheon

DEN - ICN

DENICN

Denver Intl

qua 6/25

6:00 am-12:40 pm

2 stops39h 40m

Incheon Intl

qui 10/23

10:10 am-9:57 pm

2 stops26h 47m

$1,601

DenverIncheon

DEN - ICN

DENICN

Denver Intl

seg 8/18

10:29 pm-9:35 pm

3 stops32h 06m

$424

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 19 results
1
2

Best time to book a flight from Denver to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Denver 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 Denver to Incheon Intl Airport

How far ahead should I book a flight from Denver to Incheon Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Incheon Intl. Price data was last updated on June 9, 2025.

Booking 8 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Incheon Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Denver to Incheon Intl Airport (average of $1,000). Flying from Denver to Incheon Intl Airport in December is currently the most expensive (average of $1,635). 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 DEN to ICN?

Find hourly flight availability from Denver 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 junho 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Denver to Incheon Intl Airport at noon. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight in the morning.

Rainfall in Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Incheon Intl Airport ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit Incheon Intl Airport when rainfall is around 0.8 in.

Temperature in Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Incheon Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Incheon Intl. Reviews last updated junho 12, 2025.
See what other customers who have flown with EVA Air, Korean Air and China Airlines from Denver to Seoul have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,088 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
738 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Asiana Airlines
8.2
Very good
440 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Singapore Airlines
8.1
Very good
1,302 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

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

  • What airport do you fly from for flights from Denver to Incheon Intl?

    Denver Intl (DEN) is the airport you will fly out of if you book a flight from Denver to Incheon Intl. You should not have trouble finding flights to Incheon Intl from Denver Intl; the airport handles an average of 0 outbound flights to Incheon Intl per day. You should also have plenty of airline options to choose from since 9 airlines have flights from the Denver airport to Incheon Intl. It is only a 18.5 mi journey to Denver Intl (DEN) from Denver’s city center.

  • What are the cheapest airlines flying from Denver to Incheon Intl Airport round-trip?

    Flying on China Eastern is currently your cheapest option to Incheon Intl Airport, with prices starting at $924. Additional round-trip tickets that might be worth considering are offered by Air Canada and Turkish Airlines, with the lowest prices starting at $976 and $1,089, respectively. China Eastern is 29% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Denver to Incheon Intl Airport one-way?

    The cheapest airline one-way is China Eastern, with whom users have recently found tickets for as low as $537. However, be on the lookout for offers from Air Canada and WestJet, as they are both options that can get you from Denver to Incheon Intl Airport for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver 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 Denver to Incheon Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Denver to Incheon Intl Airport (average of $1,000). Flying from Denver to Incheon Intl Airport in December is currently the most expensive (average of $1,635). 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

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Book flights to Denver if you plan to visit one of these locations
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Alternative routes for Denver to Incheon Intl

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Gimpo Intl flights
Colorado Springs to Incheon Intl flights

Top 9 airlines flying from Denver to Incheon Intl

Discover the top 9 airlines that operate flights from Denver 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 junho 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$54Average$129FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$237Average$1,347FlexibilityNo cancel feeOn-time69%
DeltaCheapest$587Average$1,350FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$748Average$1,213FlexibilityNo cancel feeOn-time60%
Turkish AirlinesCheapest$755Average$896FlexibilityNo cancel feeOn-time77%
Asiana AirlinesCheapest$757Average$1,224FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$843Average$1,549FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$855Average$1,259FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$877Average$1,245FlexibilityNo cancel feeOn-time71%

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