$575 Cheap Flights from Kalispell (FCA) to Reykjavik (KEF)

View $575 flight on Mon, Sep 7, 2026Opens in a new window

Popular airlines from Glacier Park Intl. Airport (FCA) to Reykjavik–Keflavik Intl. Airport (KEF)

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Cheap Flights from Kalispell to Reykjavik (FCA-KEF)

Prices were available within the past 7 days and start at $575 for one-way flights and $766 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, May 12 - Wed, May 27
FCA
Kalispell
KEF
Reykjavik
$766 Roundtrip, found 4 days ago
$766
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, May 12 from Kalispell to Reykjavik, returning Wed, May 27, priced at $766 found 4 days ago
United
Sun, May 17 - Tue, Jun 2
FCA
Kalispell
KEF
Reykjavik
$766 Roundtrip, found 4 days ago
$766
Roundtrip
found 4 days ago
Select United flight, departing Sun, May 17 from Kalispell to Reykjavik, returning Tue, Jun 2, priced at $766 found 4 days ago
Virgin Atlantic
Sat, May 9 - Wed, May 27
FCA
Kalispell
KEF
Reykjavik
$779 Roundtrip, found 4 days ago
$779
Roundtrip
found 4 days ago
Select Virgin Atlantic flight, departing Sat, May 9 from Kalispell to Reykjavik, returning Wed, May 27, priced at $779 found 4 days ago
Delta
Sun, May 10 - Wed, May 27
FCA
Kalispell
KEF
Reykjavik
$779 Roundtrip, found 4 days ago
$779
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, May 10 from Kalispell to Reykjavik, returning Wed, May 27, priced at $779 found 4 days ago
Delta
Sun, May 3 - Tue, May 19
FCA
Kalispell
KEF
Reykjavik
$804 Roundtrip, found 4 days ago
$804
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, May 3 from Kalispell to Reykjavik, returning Tue, May 19, priced at $804 found 4 days ago
United
Tue, May 12 - Thu, May 28
FCA
Kalispell
KEF
Reykjavik
$824 Roundtrip, found 4 days ago
$824
Roundtrip
found 4 days ago
Select United flight, departing Tue, May 12 from Kalispell to Reykjavik, returning Thu, May 28, priced at $824 found 4 days ago
Delta
Thu, May 14 - Wed, May 27
FCA
Kalispell
KEF
Reykjavik
$826 Roundtrip, found 4 days ago
$826
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, May 14 from Kalispell to Reykjavik, returning Wed, May 27, priced at $826 found 4 days ago
United
Sun, May 17 - Sun, May 31
FCA
Kalispell
KEF
Reykjavik
$835 Roundtrip, found 4 days ago
$835
Roundtrip
found 4 days ago
Select United flight, departing Sun, May 17 from Kalispell to Reykjavik, returning Sun, May 31, priced at $835 found 4 days ago
Alaska Airlines
Thu, Jan 15 - Wed, Jan 21
FCA
Kalispell
KEF
Reykjavik
$1,043 Roundtrip, found 1 day ago
$1,043
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Jan 15 from Kalispell to Reykjavik, returning Wed, Jan 21, priced at $1,043 found 1 day ago
Finnair
Mon, May 18 - Wed, Jun 3
FCA
Kalispell
KEF
Reykjavik
$1,077 Roundtrip, found 4 days ago
$1,077
Roundtrip
found 4 days ago
Select Finnair flight, departing Mon, May 18 from Kalispell to Reykjavik, returning Wed, Jun 3, priced at $1,077 found 4 days ago

Alternative airports near Reykjavik

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Keflavik Intl. KEF. Cheapest option available. Average driving time to city center is 45 minutes. Flights from $1,211
KEF
Keflavik Intl.
Cheapest
Average driving time to city center45 min
Flights from $1,211

Frequently asked questions

How much does a flight from Glacier Park Intl. Airport (FCA) to Keflavik Intl. Airport (KEF) cost?
Lock in a cheap one-way flight from $575 or cheap return flight from $766 from Glacier Park Intl. Airport (FCA) to Keflavik Intl. Airport (KEF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Glacier Park Intl. Airport (FCA) to Keflavik Intl. Airport (KEF)?
The cheapest month to fly from FCA to KEF is May, when demand is low. Off-peak months are generally when airlines offer better prices between these airports.
What is the cheapest airline that flies from Glacier Park Intl. Airport (FCA) to Keflavik Intl. Airport (KEF)?
To find the cheapest airline that'll fly you from FCA to KEF, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Glacier Park Intl. Airport (FCA) to Keflavik Intl. Airport (KEF)?
Nonstop flights from Glacier Park Intl. Airport (FCA) to Keflavik Intl. Airport (KEF) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from FCA to KEF?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Glacier Park Intl. Airport (FCA) to Keflavik Intl. Airport (KEF)?
To avoid potential delays on the Glacier Park Intl. Airport (FCA) to Keflavik Intl. Airport (KEF) route, fly before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Glacier Park Intl. Airport (FCA) to Keflavik Intl. Airport (KEF) last-minute?
Last-minute bookings from FCA to KEF are typically more expensive. For the lowest rates, start searching for flights ahead of time. That said, if you're flexible with your travel plans, you may score a cheap fare right before your journey.
Is it cheaper to book a FCA to KEF flight and hotel package?
Securing a FCA to KEF flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our impressive range of hotels and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Glacier Park Intl. Airport (FCA) to Keflavik Intl. Airport (KEF)?
It's generally possible to reschedule or cancel your FCA to KEF flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Glacier Park Intl.
Destination airport
Keflavik Intl.
Airlines serving
Alaska Airlines
Roundtrip price
$765
Distance
3349 mi

Book with confidence

Kalispell to Reykjavik Flights

The cheapest times to fly from Kalispell to Reykjavik

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 Kalispell to Reykjavik are during the month of May. You can find some of the cheapest flights from Kalispell to Reykjavik with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kalispell to Reykjavik

Sunday is one of the best days to book for cheap flights from Kalispell to Reykjavik: 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 Kalispell to Reykjavik

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 Kalispell to Reykjavik in 2025. You can also book with separate airlines for your outbound and return journeys, from $575 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 Kalispell to Reykjavik 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 Kalispell to Reykjavik 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.

 

Kalispell to Reykjavik Flights

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*Available to One Key members.