$666 Cheap Flights from Seoul (ICN) to Kalispell (FCA)

View $666 flight on Mon, May 18, 2026Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Glacier Park Intl. Airport (FCA)

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Cheap Flights from Seoul to Kalispell (ICN-FCA)

Prices were available within the past 7 days and start at $666 for one-way flights and $1,656 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, Aug 13 - Thu, Oct 8
ICN
Seoul
FCA
Kalispell
$1,656 Roundtrip, found 4 days ago
$1,656
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Aug 13 from Seoul to Kalispell, returning Thu, Oct 8, priced at $1,656 found 4 days ago
Alaska Airlines
Thu, Aug 13 - Thu, Oct 8
ICN
Seoul
FCA
Kalispell
$1,714 Roundtrip, found 4 days ago
$1,714
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Aug 13 from Seoul to Kalispell, returning Thu, Oct 8, priced at $1,714 found 4 days ago
Alaska Airlines
Thu, Aug 13 - Thu, Oct 8
ICN
Seoul
FCA
Kalispell
$1,715 Roundtrip, found 4 days ago
$1,715
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Aug 13 from Seoul to Kalispell, returning Thu, Oct 8, priced at $1,715 found 4 days ago
Alaska Airlines
Thu, Aug 13 - Thu, Oct 8
ICN
Seoul
FCA
Kalispell
$1,722 Roundtrip, found 4 days ago
$1,722
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Aug 13 from Seoul to Kalispell, returning Thu, Oct 8, priced at $1,722 found 4 days ago
Alaska Airlines
Thu, Aug 13 - Thu, Oct 8
ICN
Seoul
FCA
Kalispell
$1,727 Roundtrip, found 4 days ago
$1,727
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Aug 13 from Seoul to Kalispell, returning Thu, Oct 8, priced at $1,727 found 4 days ago
Alaska Airlines
Thu, Aug 13 - Thu, Oct 8
ICN
Seoul
FCA
Kalispell
$1,781 Roundtrip, found 4 days ago
$1,781
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Aug 13 from Seoul to Kalispell, returning Thu, Oct 8, priced at $1,781 found 4 days ago
Alaska Airlines
Thu, Aug 13 - Thu, Oct 8
ICN
Seoul
FCA
Kalispell
$1,788 Roundtrip, found 4 days ago
$1,788
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Aug 13 from Seoul to Kalispell, returning Thu, Oct 8, priced at $1,788 found 4 days ago
EVA Airways
Thu, Aug 13 - Thu, Oct 8
ICN
Seoul
FCA
Kalispell
$1,805 Roundtrip, found 4 days ago
$1,805
Roundtrip
found 4 days ago
Select EVA Airways flight, departing Thu, Aug 13 from Seoul to Kalispell, returning Thu, Oct 8, priced at $1,805 found 4 days ago
Korean Air
Thu, Aug 13 - Thu, Oct 8
ICN
Seoul
FCA
Kalispell
$1,961 Roundtrip, found 4 days ago
$1,961
Roundtrip
found 4 days ago
Select Korean Air flight, departing Thu, Aug 13 from Seoul to Kalispell, returning Thu, Oct 8, priced at $1,961 found 4 days ago
China Airlines
Thu, Aug 13 - Thu, Oct 8
ICN
Seoul
FCA
Kalispell
$1,979 Roundtrip, found 4 days ago
$1,979
Roundtrip
found 4 days ago
Select China Airlines flight, departing Thu, Aug 13 from Seoul to Kalispell, returning Thu, Oct 8, priced at $1,979 found 4 days ago

Frequently asked questions

How much does a flight from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) cost?
You can find cheap one-way flights from $666 and cheap return flights from $1,656 ICN to FCA with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when ICN to FCA ticket fares go up or down.
What is the cheapest month to fly from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
The cheapest month to fly from ICN to FCA is August when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
Enter ICN to FCA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
Asiana Airlines, Delta and American Airlines are just some of the carriers that fly from Seoul (ICN) to Kalispell, MT (FCA). Use Expedia's flight search tool to compare airlines on this route and find our cheapest option for your trip. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
To find a cheap flight from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
The earliest flight from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) typically departs at 8:00 AM, with service from Philippine Airlines and Alaska Airlines. An early start can help you make the most of your time in Kalispell. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
a Wednesday typically has the most flights from Incheon Intl. (ICN) to Glacier Park Intl. (FCA), with approximately 21 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Korean Air, Delta, and Asiana Airlines.
What are the most popular departure times for flights from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
The most popular departure times for flights from Seoul (ICN) to Kalispell, MT (FCA) are in the evening, from 6pm to 9pm. About 58% of passengers prefer this time. Airlines such as American Airlines and Delta Air Lines offer flights during this window. This timing works well for travelers looking to maximize their day before departure.
How long does it take to fly from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
A flight from ICN to FCA with a layover takes around 19 hours, with the route covering approximately 5,439 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
Business class seats are offered on the ICN to FCA route with Korean Air and Delta Air Lines.
How do I earn miles on a Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) flight with Expedia?
It's easy to earn miles on a Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Kalispell from Incheon Intl. (ICN)?
If you're planning to travel to Kalispell from Incheon Intl. (ICN), you can fly into Glacier Park Intl. (FCA) Some flights may connect through major hubs like San Francisco Intl. (SFO), Dallas-Fort Worth Intl. (DFW), Vancouver Intl. (YVR) before reaching Kalispell. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) at the last minute?
Typically, booking a last minute flight from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) flight and hotel package?
Securing a Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.)?
If you booked your Seoul (ICN-Incheon Intl.) to Kalispell, MT (FCA-Glacier Park Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Incheon Intl.
Destination airport
Glacier Park Intl.
Roundtrip price
$1,656
Distance
5438 mi

Book with confidence

Seoul to Kalispell Flights

The cheapest times to fly from Seoul to Kalispell

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seoul to Kalispell are during the month of August. You can find some of the cheapest flights from Seoul to Kalispell with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seoul to Kalispell

Sunday is one of the best days to book for cheap flights from Seoul to Kalispell: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seoul to Kalispell

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seoul to Kalispell in 2026. You can also book with separate airlines for your outbound and return journeys, from $666 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seoul to Kalispell flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seoul to Kalispell airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seoul to Kalispell Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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