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Cheap flights from Idaho to Reykjavik from $410

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Reykjavik departing on 7/26. 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 Idaho to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
2:16 pm - 9:00 am
BOI
-
KEF
12h 44m
1 stop
Alaska Airlines Logo
12:45 pm - 10:33 pm
KEF
-
BOI
15h 48m
1 stop
$770Alaska Airlines
Sun, Aug 23 - Thu, Aug 27
Alaska Airlines Logo
4:17 pm - 9:00 am
BOI
-
KEF
10h 43m
1 stop
Alaska Airlines Logo
12:45 pm - 9:52 am
KEF
-
BOI
27h 07m
1 stop
$776Alaska Airlines
Sun, Aug 23 - Thu, Aug 27
Alaska Airlines Logo
8:00 am - 9:00 am
BOI
-
KEF
19h 00m
1 stop
Alaska Airlines Logo
12:45 pm - 10:33 pm
KEF
-
BOI
15h 48m
1 stop
$807Alaska Airlines
Sun, Aug 23 - Thu, Aug 27
Alaska Airlines Logo
6:35 am - 9:00 am
BOI
-
KEF
20h 25m
1 stop
Alaska Airlines Logo
12:45 pm - 11:58 pm
KEF
-
BOI
17h 13m
1 stop
$830Alaska Airlines
Sun, May 31 - Thu, Jun 4
Multiple Airlines Logo
8:21 am - 6:05 am
GEG
-
KEF
14h 44m
1 stop
Multiple Airlines Logo
4:50 pm - 10:53 pm
KEF
-
GEG
13h 03m
1 stop
$834Multiple Airlines
Thu, Oct 22 - Mon, Oct 26
Multiple Airlines Logo
9:00 am - 6:15 am
BOI
-
KEF
14h 15m
1 stop
Multiple Airlines Logo
4:50 pm - 11:46 pm
KEF
-
BOI
13h 56m
1 stop
$855Multiple Airlines
Tue, Nov 3 - Sun, Nov 8
Icelandair Logo
11:58 am - 6:15 am
GEG
-
KEF
11h 17m
1 stop
Icelandair Logo
4:50 pm - 9:01 pm
KEF
-
GEG
11h 11m
1 stop
$875Icelandair
Tue, Aug 25 - Mon, Aug 31
Icelandair Logo
12:46 pm - 6:05 am
GEG
-
KEF
10h 19m
1 stop
Icelandair Logo
10:40 am - 9:01 pm
KEF
-
GEG
17h 21m
1 stop
$890Icelandair
Sat, Aug 22 - Sat, Aug 29
United Airlines Logo
7:00 am - 8:30 am
JAC
-
KEF
19h 30m
2 stops
United Airlines Logo
9:15 am - 11:13 am
KEF
-
JAC
31h 58m
2 stops
$1,039United Airlines
Fri, Aug 28 - Tue, Sep 1
United Airlines Logo
7:00 am - 7:00 am
JAC
-
KEF
18h 00m
2 stops
United Airlines Logo
12:00 pm - 6:41 pm
KEF
-
JAC
12h 41m
1 stop
$1,059United Airlines
Fri, Aug 28 - Tue, Sep 1

Alaska Airlines flights from Idaho to Reykjavik Keflavik Intl Airport

Our best Alaska Airlines deals on Idaho to Reykjavik Keflavik Intl Airport flight tickets
Alaska Airlines
Aug 23
BOI2:16 pmBoise Air Term. Gowen Fld
12h 44m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Aug 27
KEF12:45 pmReykjavik Keflavik Intl
15h 48m
1 stop
BOI10:33 pmBoise Air Term. Gowen Fld
$770
Alaska Airlines
Aug 23
BOI4:17 pmBoise Air Term. Gowen Fld
10h 43m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Aug 27
KEF12:45 pmReykjavik Keflavik Intl
27h 07m
1 stop
BOI9:52 amBoise Air Term. Gowen Fld
$776
Alaska Airlines
Aug 23
BOI8:00 amBoise Air Term. Gowen Fld
19h 00m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Aug 27
KEF12:45 pmReykjavik Keflavik Intl
15h 48m
1 stop
BOI10:33 pmBoise Air Term. Gowen Fld
$807

Icelandair flights from Idaho to Reykjavik Keflavik Intl Airport

Our best Icelandair deals on Idaho to Reykjavik Keflavik Intl Airport flight tickets
Icelandair
Aug 25
GEG11:58 amSpokane
11h 17m
1 stop
KEF6:15 amReykjavik Keflavik Intl
Aug 31
KEF4:50 pmReykjavik Keflavik Intl
11h 11m
1 stop
GEG9:01 pmSpokane
$875
Icelandair
Aug 22
GEG12:46 pmSpokane
10h 19m
1 stop
KEF6:05 amReykjavik Keflavik Intl
Aug 29
KEF10:40 amReykjavik Keflavik Intl
17h 21m
1 stop
GEG9:01 pmSpokane
$890
Icelandair
Aug 25
GEG8:33 pmSpokane
10h 27m
1 stop
KEF2:00 pmReykjavik Keflavik Intl
Aug 31
KEF10:40 amReykjavik Keflavik Intl
17h 21m
1 stop
GEG9:01 pmSpokane
$891

momondo Fare Finder

 
Customize your flight search to find flights from Idaho 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 May 17, 2026.
Use the filters below to find and compare flights from Idaho to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Sun 8/23

2:16 pm-9:00 am

1 stop12h 44m

Reykjavik Keflavik Intl

Thu 8/27

12:45 pm-10:33 pm

1 stop15h 48m

$770

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Sun 8/23

4:17 pm-9:00 am

1 stop10h 43m

Reykjavik Keflavik Intl

Thu 8/27

12:45 pm-9:52 am

1 stop27h 07m

$776

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Sun 8/23

8:00 am-9:00 am

1 stop19h 00m

Reykjavik Keflavik Intl

Thu 8/27

12:45 pm-10:33 pm

1 stop15h 48m

$807

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Sun 5/31

6:35 am-9:00 am

1 stop20h 25m

Reykjavik Keflavik Intl

Thu 6/4

12:45 pm-11:58 pm

1 stop17h 13m

$830

SpokaneReykjavik

GEG - KEF

GEGKEF

Spokane

Thu 10/22

8:21 am-6:05 am

1 stop14h 44m

Reykjavik Keflavik Intl

Mon 10/26

4:50 pm-10:53 pm

1 stop13h 03m

$834

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Tue 11/3

9:00 am-6:15 am

1 stop14h 15m

Reykjavik Keflavik Intl

Sun 11/8

4:50 pm-11:46 pm

1 stop13h 56m

$855
Quickest round-trip

SpokaneReykjavik

GEG - KEF

GEGKEF

Spokane

Tue 8/25

11:58 am-6:15 am

1 stop11h 17m

Reykjavik Keflavik Intl

Mon 8/31

4:50 pm-9:01 pm

1 stop11h 11m

$875

SpokaneReykjavik

GEG - KEF

GEGKEF

Spokane

Sat 8/22

12:46 pm-6:05 am

1 stop10h 19m

Reykjavik Keflavik Intl

Sat 8/29

10:40 am-9:01 pm

1 stop17h 21m

$890

JacksonReykjavik

JAC - KEF

JACKEF

Jackson Hole

Fri 8/28

7:00 am-8:30 am

2 stops19h 30m

Reykjavik Keflavik Intl

Tue 9/1

9:15 am-11:13 am

2 stops31h 58m

$1,039

JacksonReykjavik

JAC - KEF

JACKEF

Jackson Hole

Fri 8/28

7:00 am-7:00 am

2 stops18h 00m

Reykjavik Keflavik Intl

Tue 9/1

12:00 pm-6:41 pm

1 stop12h 41m

$1,059

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Idaho 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 Idaho to Reykjavik Keflavik Intl Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a Idaho to Reykjavik Keflavik Intl Airport flight.

Cheap Idaho to Reykjavik Keflavik Intl Airport flight deals and tips

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

Fastest flight time

10h 39m

Direct flights

None
The fastest flight from Idaho to Reykjavik Keflavik Intl Airport takes 10h 39m
There are no direct flights from Idaho to Reykjavik Keflavik Intl Airport. There are no popular flight routes from Idaho to Reykjavik Keflavik Intl Airport.
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Frequently asked questions about flying from Idaho to Reykjavik Keflavik Intl Airport

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

    Prices for flights from Idaho to Reykjavik Keflavik Intl Airport are updated daily.

  • How many operators does momondo search for flights from Idaho to Reykjavik Keflavik Intl Airport?

  • How old do you have to be to fly from Idaho to Reykjavik Keflavik Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Idaho to Reykjavik Keflavik Intl Airport.

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

    The travel and health documents you'll need for your trip to Reykjavik Keflavik Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Reykjavik Keflavik Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Idaho to Reykjavik Keflavik Intl Airport

Compare and see reviews for airlines that fly from Idaho to Reykjavik Keflavik Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $830Free CancellationRating
7.9
12,377 reviews
Search Alaska Airlines flights

Traveling to a place near Reykjavik?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Idaho to Reykjavik. momondo saves you time and could save you money on your trip.

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

Flights from Idaho to Reykjavik with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

Yes momondo offers price alerts on flights to Reykjavik from Idaho. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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