Title: Cheap Flights from Seoul (ICN) to Great Falls (GTF) - Expedia.ca ![0_182145326](https://images.trvl-media.com/place/1392/83bf562f-debc-4143-a8ba-c99c64a93260.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Seoul (ICN) to Great Falls (GTF) - [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 ## Popular airlines from Incheon Intl. Airport (ICN) to Great Falls, MT (GTF-Great Falls Intl.) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:icn,to:gtf,departure:22/10/2025TANYT&leg2=from:gtf,to:icn,departure:29/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![KLM](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM [](https://www.expedia.ca/Flights-Search?leg1=from:icn,to:gtf,departure:22/10/2025TANYT&leg2=from:gtf,to:icn,departure:29/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:icn,to:gtf,departure:22/10/2025TANYT&leg2=from:gtf,to:icn,departure:29/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) ![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 Seoul to Great Falls (ICN - GTF) route information | Origin airport | Incheon Intl. | | --- | --- | | Destination airport | Great Falls Intl. | | Distance | 8915 km | ## Incheon to Great Falls Flights **The easy way to book your flights from Seoul to Great Falls**  With Expedia, it’s simple to find and book flights to Great Falls from Seoul whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Great Falls Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seoul to Great Falls today, tomorrow, or this week.   **Save dollars with cheap flights from Incheon Intl., ICN to Great Falls Intl., GTF**  Sort your search results by price to find great deals on your flight from Seoul to Great Falls—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Great Falls from Seoul currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Great Falls   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Great Falls from Seoul**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Great Falls with Expedia today. ## Frequently asked questions ### How much is a flight from Seoul–Incheon Intl. Airport to Great Falls Intl. Airport? > Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from Incheon Airport to Great Falls Intl. Airport (GTF) start from . Book now to secure the best price for your journey. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Incheon Airport to Great Falls Intl. Airport? > Each airline has its own terms and conditions. If you decide to cancel your escape, head to our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Incheon Intl. Airport (ICN) to Great Falls Intl. Airport (GTF) that have flexible change policies? > Flights from Seoul–Incheon Intl. Airport to Great Falls Intl. Airport (GTF) with flexible change policies are available from several airlines. Simply use our "No change fees" filter when searching. You'll only need to pay the cost difference between flights, with no additional fees to worry about. ### How many hours is the flight from Seoul–Incheon Intl. Airport to GTF? > It takes an average of 15 hours and 11 minutes to jet from Incheon Intl. Airport (ICN) to GTF. If you'd like to catch up on lost sleep, bring your neck pillow, some earplugs and clothes that'll keep you warm. ### How far is the flight from Incheon Intl. Airport (ICN) to Great Falls Intl. Airport (GTF)? > The distance is around 9,000 kilometres. Sleep mask? Check. Toiletries? Check. We suggest you pack all the essentials for this long-haul Incheon to Great Falls flight. ### Which airlines fly direct from Incheon Intl. Airport (ICN) to Great Falls Intl. Airport? > At the moment, no airlines offer flights directly from Seoul–Incheon Intl. Airport to Great Falls Intl. Airport. You'll have to book a flight with one or more stops. To score the best price and connections, lock in your fare well ahead of time. ### Are Seoul–Incheon Intl. Airport to GTF flight tickets cheaper when they're purchased at the last minute? > Fares from Incheon Airport to Great Falls Intl. Airport are available up to 12 months before departure on Expedia. And although you may occasionally pick up a fantastic last-minute deal, it's not something you should count on. Also, booking your flights well in advance means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We're constantly updating our fares to bring you the best bargains, so keep checking in for all the latest specials. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rental - Other ### Lodging - [4 Star Hotels in Great Falls](https://www.expedia.ca/4Star-Great-Falls-Hotels.s40-0-d1392.Travel-Guide-Filter-Hotels) - [Hotels near Four Season Arena](https://www.expedia.ca/Four-Season-Arena-Hotels.0-l6115478-0.Travel-Guide-Filter-Hotels) - [B&B in Great Falls](https://www.expedia.ca/Great-Falls-Bed-And-Breakfast.d1392-aaBedAndBreakfast.Travel-Guide-Accommodation) - [Cabin Rentals in Great Falls](https://www.expedia.ca/Great-Falls-Cabins.d1392-aaCabins.Travel-Guide-Accommodation) - [Hotels near Great Falls Convention Center](https://www.expedia.ca/Great-Falls-Convention-Center-Hotels.0-l6115482-0.Travel-Guide-Filter-Hotels) - [All Inclusive Resorts and in Great Falls](https://www.expedia.ca/Great-Falls-Hotels-All-Inclusive-Hotel.0-0-d1392-tAllInclusiveHotel.Travel-Guide-Filter-Hotels) - 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