Beginning of main content
Round Trip Icon
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5
Due to coronavirus (COVID-19) travel advisories, some destinations may be unavailable for certain dates. Find out more.

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Amazing ICN to DEN Flight Deals

The cheapest flights to Denver Intl. found within the past 7 days were $834 round trip and $690 one way. Prices and availability subject to change. Additional terms may apply.

FAQs about flights from Incheon Intl. Airport (ICN) to Denver Intl. Airport (DEN)

Are there direct flights from Incheon Airport to Denver Airport?

Delta, United Airlines and Korean Air will get you to Denver (and vicinity) from Incheon (and vicinity) with just one stopover. Unfortunately, there aren't any direct flights between Seoul (ICN-Incheon Intl.) and Denver, CO (DEN-Denver Intl.) as yet.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to Denver, CO (DEN-Denver Intl.), please visit our Customer Service Portal.

How long is the flight from Incheon Airport to Denver Airport?

Make sure you get out of your seat and walk around during your flight from Seoul (ICN-Incheon Intl.) to Denver, CO (DEN-Denver Intl.). You'll be traveling for around 13 hours and 56 minutes, so exercising your body will help keep you more comfortable during this long-haul journey.

What is the flight distance from Incheon Airport to Denver Airport?

You'll have flown 6,835 mi by the time you've left the runway at Seoul (ICN-Incheon Intl.) and touched down at Denver, CO (DEN-Denver Intl.). We recommend you bring plenty of activities to keep you occupied — it'll be a long journey.

What airlines fly from Incheon Airport to Denver Airport?

As it stands, no single airline flies straight to Denver, CO (DEN-Denver Intl.) from Seoul (ICN-Incheon Intl.). Touching down there will involve one stopover at least. Book your airfare ahead of time to walk away with the best connections and price.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Tuesdays tend to be the cheapest, according to flight demand on Travelocity in 2019. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Monday, as data shows the start of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2019, flights departing on a Tuesday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2019 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 1-2 weeks prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2019 saved nearly 50% when their return flights consisted of two different airlines or fare types.

*According to flight demand on from January to December 2019. Savings are subject to change based on departure location, date and destination.

Incheon Intl. to Denver Intl. Flight FAQ

Traveling FromIncheon Intl.
Traveling ToDenver Intl.
Shortest Flight Time hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price$834

Seoul to Denver Carriers and Route Information

Flight path for flights from Incheon International Airport to Denver International Airport

6,880.00 miles

Airlines & Aircraft Used on ICN to DEN Flight Routes

Airline Carrier
Asiana Airlines
Airbus A330-200
Korean Air
Airbus A319
Korean Air
Airbus A340-300
United Airlines
Airbus A320-100/200
United Airlines
Airbus A321-100/200
United Airlines
Boeing 737-800 pax

Popular Flight Routes from Seoul (ICN)

Travelers at ICN love to visit these top cities. Roam to the top destinations from Seoul (ICN) today with the cheap prices from Travelocity!

Popular Flight Routes from Denver (DEN)

Travelers at DEN love to visit these top cities. Roam to the top destinations from Denver(DEN) today with the cheap prices from Travelocity!

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.