Cheap Flights from Denver (DEN) to Seoul (ICN)

Popular airlines from Denver Intl. Airport (DEN) to Incheon Intl. Airport (ICN)

  • Be in the know

    Get alerts if flight prices drop or rise*
  • Book smarter

    Save on select hotels after you book a flight*
  • Find the right fit

    We search billions of combinations of flights to help you find your next adventure

Eid al-Fitr Sale

Members save up to 40% on hotels. Plan this year’s big trip and save.

Frequently asked questions

Is it cheaper to buy a plane ticket from Denver Airport to Seoul–Incheon Intl. Airport last minute?
Being a spontaneous soul is a rewarding way to travel around, but it's not necessarily the best method to find a cheap flight. Think about booking your DEN to Incheon Airport journey well ahead of time instead of waiting until the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave your spontaneous side for when you arrive at your destination!
What airports do you fly into for Seoul from Denver?
From Denver, you can get to Seoul through Incheon Intl. Airport (ICN), Gimpo Intl. Airport (GMP) and Suwon (SWU-Suwon Airbase). Find out which terminal is the right option for you before you make a decision. If you pick Incheon Intl. Airport (ICN), it's approximately 48 kilometers west of the city center. Use the dollars you save when booking your ticket with Expedia to tour the city's popular sights, such as Starfield COEX Mall and Lotte Outlets Seoul Station.
Can I change the date of my flight from Denver Airport to ICN?
You can quickly and easily make changes to your Denver Intl. Airport (DEN) to Seoul–Incheon Intl. Airport journey via the Expedia Trips portal. Before making any amendments, review the fare conditions in your itinerary to find out what the carrier will let you do and if fees apply for changes. Some airlines have a change fee per person, on top of any difference in prices. But if you booked in the last 24 hours, you may be able to cancel for free and organize new flights. You can also check out our Customer Service portal for further information and to chat with our Virtual Agent.

Travel information

Origin airport
Denver Intl.
Destination airport
Incheon Intl.
Distance
9903 km

Book with confidence