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Cheap flights from Kalispell to Reykjavik from $609

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Kalispell to Reykjavik departing on 4/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Kalispell to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:29 pm - 12:10 amFCA-KEF
27h 41m2 stops
Multiple Airlines Logo
1:15 am - 1:33 pmKEF-FCA
42h 18m2 stops
$609Multiple Airlines
Find Deal
Wed, Apr 1 - Thu, Apr 16
Multiple Airlines Logo
6:31 am - 1:05 pmFCA-KEF
24h 34m3 stops
Multiple Airlines Logo
1:15 am - 1:33 pmKEF-FCA
42h 18m2 stops
$759Multiple Airlines
Find Deal
Wed, Apr 1 - Thu, Apr 16
Multiple Airlines Logo
7:46 pm - 5:15 pmFCA-KEF
38h 29m2 stops
Multiple Airlines Logo
11:50 am - 11:58 pmKEF-FCA
43h 08m2 stops
$1,010Multiple Airlines
Find Deal
Wed, Jan 7 - Tue, Jan 13
Icelandair Logo
7:46 pm - 6:15 amFCA-KEF
27h 29m1 stop
Icelandair Logo
5:00 pm - 11:58 pmKEF-FCA
13h 58m1 stop
$1,042Icelandair
Find Deal
Wed, Jan 7 - Tue, Jan 13
Alaska Airlines Logo
12:54 pm - 6:15 amFCA-KEF
34h 21m2 stops
Alaska Airlines Logo
5:00 pm - 11:58 pmKEF-FCA
13h 58m1 stop
$1,067Alaska Airlines
Find Deal
Wed, Jan 7 - Tue, Jan 13
Alaska Airlines Logo
12:44 pm - 9:25 amFCA-KEF
14h 41m2 stops
Alaska Airlines Logo
4:50 pm - 5:51 pmKEF-FCA
31h 01m1 stop
$1,135Alaska Airlines
Find Deal
Wed, Apr 1 - Fri, Apr 17
Multiple Airlines Logo
6:40 am - 6:15 amFCA-KEF
17h 35m1 stop
Multiple Airlines Logo
7:50 pm - 5:51 pmKEF-FCA
28h 01m1 stop
$1,151Multiple Airlines
Find Deal
Wed, Apr 1 - Fri, Apr 17
Delta Logo
5:20 am - 9:30 amFCA-KEF
22h 10m2 stops
Delta Logo
11:25 am - 11:02 pmKEF-FCA
17h 37m2 stops
$1,163Delta
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Wed, Apr 1 - Fri, Apr 17
Multiple Airlines Logo
6:42 pm - 9:25 amFCA-KEF
32h 43m1 stop
Multiple Airlines Logo
8:00 pm - 5:51 pmKEF-FCA
27h 51m2 stops
$1,363Multiple Airlines
Find Deal
Wed, Apr 1 - Fri, Apr 17
Multiple Airlines Logo
6:42 pm - 9:40 amFCA-KEF
32h 58m2 stops
Multiple Airlines Logo
10:30 am - 5:51 pmKEF-FCA
37h 21m2 stops
$2,075Multiple Airlines
Find Deal
Wed, Apr 1 - Fri, Apr 17

Alaska Airlines flights from Kalispell to Reykjavik Keflavik Intl Airport

Our best Alaska Airlines deals on Kalispell to Reykjavik Keflavik Intl Airport flight tickets
Alaska Airlines
Jan 7
FCA12:54 pmKalispell Glacier Park
34h 21m
2 stops
KEF6:15 amReykjavik Keflavik Intl
Jan 13
KEF5:00 pmReykjavik Keflavik Intl
13h 58m
1 stop
FCA11:58 pmKalispell Glacier Park
$1,067
Find similar
Alaska Airlines
Apr 1
FCA12:44 pmKalispell Glacier Park
14h 41m
2 stops
KEF9:25 amReykjavik Keflavik Intl
Apr 17
KEF4:50 pmReykjavik Keflavik Intl
31h 01m
1 stop
FCA5:51 pmKalispell Glacier Park
$1,135
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Kalispell to Reykjavik Keflavik Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 26, 2025.
Use the filters below to find and compare flights from Kalispell to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KalispellReykjavik

FCA - KEF

FCAKEF

Kalispell Glacier Park

Wed 4/1

2:29 pm-12:10 am

2 stops27h 41m

Reykjavik Keflavik Intl

Thu 4/16

1:15 am-1:33 pm

2 stops42h 18m

$609

KalispellReykjavik

FCA - KEF

FCAKEF

Kalispell Glacier Park

Wed 4/1

6:31 am-1:05 pm

3 stops24h 34m

Reykjavik Keflavik Intl

Thu 4/16

1:15 am-1:33 pm

2 stops42h 18m

$759

KalispellReykjavik

FCA - KEF

FCAKEF

Kalispell Glacier Park

Wed 1/7

7:46 pm-5:15 pm

2 stops38h 29m

Reykjavik Keflavik Intl

Tue 1/13

11:50 am-11:58 pm

2 stops43h 08m

$1,010

KalispellReykjavik

FCA - KEF

FCAKEF

Kalispell Glacier Park

Wed 1/7

7:46 pm-6:15 am

1 stop27h 29m

Reykjavik Keflavik Intl

Tue 1/13

5:00 pm-11:58 pm

1 stop13h 58m

$1,042

KalispellReykjavik

FCA - KEF

FCAKEF

Kalispell Glacier Park

Wed 1/7

12:54 pm-6:15 am

2 stops34h 21m

Reykjavik Keflavik Intl

Tue 1/13

5:00 pm-11:58 pm

1 stop13h 58m

$1,067

KalispellReykjavik

FCA - KEF

FCAKEF

Kalispell Glacier Park

Wed 4/1

12:44 pm-9:25 am

2 stops14h 41m

Reykjavik Keflavik Intl

Fri 4/17

4:50 pm-5:51 pm

1 stop31h 01m

$1,135

KalispellReykjavik

FCA - KEF

FCAKEF

Kalispell Glacier Park

Wed 4/1

6:40 am-6:15 am

1 stop17h 35m

Reykjavik Keflavik Intl

Fri 4/17

7:50 pm-5:51 pm

1 stop28h 01m

$1,151

KalispellReykjavik

FCA - KEF

FCAKEF

Kalispell Glacier Park

Wed 4/1

5:20 am-9:30 am

2 stops22h 10m

Reykjavik Keflavik Intl

Fri 4/17

11:25 am-11:02 pm

2 stops17h 37m

$1,163

KalispellReykjavik

FCA - KEF

FCAKEF

Kalispell Glacier Park

Wed 4/1

6:42 pm-9:25 am

1 stop32h 43m

Reykjavik Keflavik Intl

Fri 4/17

8:00 pm-5:51 pm

2 stops27h 51m

$1,363

KalispellReykjavik

FCA - KEF

FCAKEF

Kalispell Glacier Park

Wed 4/1

6:42 pm-9:40 am

2 stops32h 58m

Reykjavik Keflavik Intl

Fri 4/17

10:30 am-5:51 pm

2 stops37h 21m

$2,075

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Reykjavik from

How to get the cheapest flight ticket from Kalispell to Reykjavik Keflavik Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Kalispell to Reykjavik Keflavik Intl Airport flights?

You could potentially save up to 32% on your flight if you consider stops on a Kalispell to Reykjavik Keflavik Intl Airport flight.

When to book flights from Kalispell to Reykjavik Keflavik Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Kalispell to Reykjavik Keflavik Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kalispell to Reykjavik Keflavik Intl Airport (FCA to KEF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kalispell to Reykjavik Keflavik Intl Airport

Direct flights

None
There are no direct flights from Kalispell to Reykjavik Keflavik Intl Airport. There are no popular flight routes from Kalispell to Reykjavik Keflavik Intl Airport.
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  • How far is Kalispell Glacier Park to Reykjavik Keflavik Intl by plane?

    Kalispell Glacier Park and Reykjavik Keflavik Intl are 3356.2 mi apart from one another. Flights usually cover this in 14h 41m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Kalispell Glacier Park Airport to Reykjavik Keflavik Intl Airport?

    Prices for flights from Kalispell Glacier Park Airport to Reykjavik Keflavik Intl Airport are updated daily.

  • How old do you have to be to fly from Kalispell Glacier Park Airport to Reykjavik Keflavik Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kalispell Glacier Park Airport to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The necessary travel and health documents for your Reykjavik Keflavik Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Keflavik
Selfoss
Hella
Hveragerdi
Borgarnes
Grindavik
Kopavogur

Why use momondo?

Why should I use momondo to find a flight deal from Kalispell to Reykjavik?

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Can I find flights from Kalispell to Reykjavik with flexible booking policies on momondo?

All flight searches from Kalispell to Reykjavik on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Kalispell to Reykjavik?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Kalispell to Reykjavik.

I’m not ready to book a flight from Kalispell to Reykjavik right now. Can momondo alert me if prices change?

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