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Cheap flights from Missoula to Reykjavik from $263

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missoula to Reykjavik departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Missoula to Reykjavik (MSO-KEF)

Cheap round-trip flights

Multiple Airlines Logo
MSO-KEF
3422 mimulti-stop
Multiple Airlines Logo
KEF-MSO
3422 mimulti-stop
Multiple Airlines
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United Airlines flights from Missoula to Reykjavik Keflavik Intl Airport

Our best United Airlines deals on Missoula to Reykjavik Keflavik Intl Airport flight tickets
United Airlines
Aug 22
MSO6:30 amMissoula Johnson-Bell Field
19h 50m
2 stops
KEF8:20 amReykjavik Keflavik Intl
Aug 26
KEF9:50 amReykjavik Keflavik Intl
41h 32m
2 stops
MSO9:22 pmMissoula Johnson-Bell Field
$810
Find similar
United Airlines
Aug 22
MSO6:30 amMissoula Johnson-Bell Field
20h 00m
2 stops
KEF8:30 amReykjavik Keflavik Intl
Aug 26
KEF12:00 pmReykjavik Keflavik Intl
27h 57m
2 stops
MSO9:57 amMissoula Johnson-Bell Field
$830
Find similar
United Airlines
Aug 22
MSO12:30 pmMissoula Johnson-Bell Field
14h 00m
1 stop
KEF8:30 amReykjavik Keflavik Intl
Aug 26
KEF12:00 pmReykjavik Keflavik Intl
29h 27m
1 stop
MSO11:27 amMissoula Johnson-Bell Field
$834
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Missoula 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 August 16, 2025.
Use the filters below to find and compare flights from Missoula to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MissoulaReykjavik

MSO - KEF

MSOKEF

Missoula Johnson-Bell Field

Mon 9/15

4:48 pm-4:55 am

3 stops54h 07m

$263

MissoulaReykjavik

MSO - KEF

MSOKEF

Missoula Johnson-Bell Field

Mon 9/15

4:48 pm-4:55 am

2 stops30h 07m

$285

MissoulaReykjavik

MSO - KEF

MSOKEF

Missoula Johnson-Bell Field

Fri 9/19

2:54 pm-4:55 am

2 stops32h 01m

$302

MissoulaReykjavik

MSO - KEF

MSOKEF

Missoula Johnson-Bell Field

Tue 9/16

6:40 pm-8:15 am

2 stops31h 35m

$372

MissoulaReykjavik

MSO - KEF

MSOKEF

Missoula Johnson-Bell Field

Sat 9/20

1:12 pm-8:15 am

2 stops37h 03m

$379

MissoulaReykjavik

MSO - KEF

MSOKEF

Missoula Johnson-Bell Field

Sat 9/20

6:40 pm-8:15 am

3 stops55h 35m

$387

MissoulaReykjavik

MSO - KEF

MSOKEF

Missoula Johnson-Bell Field

Sun 9/14

5:45 am-8:15 am

2 stops20h 30m

$425

MissoulaReykjavik

MSO - KEF

MSOKEF

Missoula Johnson-Bell Field

Wed 9/17

5:45 am-8:15 am

3 stops20h 30m

$426

MissoulaReykjavik

MSO - KEF

MSOKEF

Missoula Johnson-Bell Field

Sun 9/14

12:30 pm-8:30 am

1 stop14h 00m

$470

MissoulaReykjavik

MSO - KEF

MSOKEF

Missoula Johnson-Bell Field

Mon 9/15

12:30 pm-8:30 am

1 stop14h 00m

$585

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 Missoula 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

What is the cheapest airline that flies from Missoula Johnson-Bell Field to Reykjavik Keflavik Intl?

United Airlines is the most popular carrier operating from Missoula Johnson-Bell Field to Reykjavik Keflavik Intl

When to book flights from Missoula to Reykjavik Keflavik Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Missoula 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 Missoula to Reykjavik Keflavik Intl Airport (MSO to KEF) flight deals and tips

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

Fastest flight time

11h 11m

Direct flights

None
The fastest flight from Missoula to Reykjavik Keflavik Intl Airport takes 11h 11m
There are no direct flights from Missoula to Reykjavik Keflavik Intl Airport. Popular non-direct route for this connection is Missoula Johnson-Bell Field Airport - Reykjavik Keflavik Intl Airport.
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  • How far is Missoula Johnson-Bell Field to Reykjavik Keflavik Intl by plane?

    The distance between Missoula Johnson-Bell Field and Reykjavik Keflavik Intl is about 3422.1 mi.

  • When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to Reykjavik Keflavik Intl Airport?

    Prices for flights from Missoula Johnson-Bell Field Airport to Reykjavik Keflavik Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Missoula Johnson-Bell Field Airport to Reykjavik Keflavik Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missoula Johnson-Bell Field Airport to Reykjavik Keflavik Intl Airport.

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

    The travel and health documents required for your trip to Reykjavik Keflavik Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Reykjavik Keflavik Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Reykjavik?

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

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

It is quick and easy to find Missoula to Reykjavik flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Reykjavik that suits you.

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

Yes. momondo allows you to filter the results for Missoula to Reykjavik flights to just show those with flexible booking policies.

How can momondo help me find flights from Missoula 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 Missoula to Reykjavik.

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

If you are simply researching potential flights to Reykjavik, momondo offers a useful price alert feature which will track prices for flights to Reykjavik from Missoula and alert you when they change.

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