Title: Cheap United fights from Denver to Seoul - Expedia.ca ![](https://images.trvl-media.com/place/178308/0f4f99b6-31cf-474b-8e82-69823a56dfad.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178308/0f4f99b6-31cf-474b-8e82-69823a56dfad.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap United fights from Denver (DEN) to Seoul (ICN) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from Denver to Seoul (DEN - ICN) route information | Origin airport | Denver Intl. | | --- | --- | | Destination airport | Incheon Intl. | | Airlines serving | Air Canada, American Airlines, Asiana Airlines, Delta, Korean Air, Lufthansa | | Popular airline | Air Canada | | Distance | 9903 km | ## Frequently asked questions ### How much is a United Airlines flight from Denver Intl. Airport (DEN) to Incheon Intl. Airport (ICN)? > Landing cheap one-way United Airlines flights from DEN to ICN on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly return fares for your next adventure.\**\*These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.* ### What is the cheapest month to fly from DEN to ICN with United Airlines? > January is one of the cheapest months to jet away to Seoul with United Airlines. You could also find excellent prices on return and one-way fares in February. ### Does United Airlines fly nonstop from Denver Intl. Airport (DEN) to Incheon Intl. Airport (ICN)? > To find out if there's a direct journey from DEN to ICN with United Airlines or another airline, select the "Nonstop" filter when looking for tickets. ### What airports does United Airlines fly into in Seoul? > United Airlines flights from Denver Intl. Airport (DEN) to Seoul come in to land at Incheon Intl. Airport (ICN). This is the main gateway to this destination. ### Can I change or cancel my United Airlines flight from Denver Intl. Airport (DEN) to Incheon Intl. Airport (ICN)? > Depending on your ticket type, a fee may apply if you change or cancel your flight more than 24 hours after it's been confirmed. To secure tickets with more flexibility, select our "Changes included" or "No cancel fee" filter when you look for flights. 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