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Cheap flights from Idaho to Iceland from $521

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 Iceland departing on 12/10. 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 Iceland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:43 am - 6:15 amBOI-KEF
11h 32m1 stop
Multiple Airlines Logo
5:00 pm - 10:20 pmKEF-BOI
12h 20m1 stop
$602Multiple Airlines
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Tue, Nov 4 - Wed, Nov 12
Finnair Logo
7:00 am - 9:15 amBOI-KEF
43h 15m2 stops
Finnair Logo
10:00 am - 10:09 pmKEF-BOI
43h 09m2 stops
$610Finnair
Find Deal
Tue, Nov 4 - Wed, Nov 12
Multiple Airlines Logo
11:43 am - 6:15 amBOI-KEF
11h 32m1 stop
Multiple Airlines Logo
5:00 pm - 9:02 pmKEF-BOI
11h 02m1 stop
$611Multiple Airlines
Find Deal
Sun, Nov 16 - Sun, Nov 23
Finnair Logo
6:44 am - 9:15 amBOI-KEF
43h 31m2 stops
Finnair Logo
10:00 am - 10:25 pmKEF-BOI
43h 25m2 stops
$665Finnair
Find Deal
Wed, Dec 3 - Tue, Dec 9
Lufthansa Logo
2:49 pm - 2:15 pmBOI-KEF
40h 26m2 stops
Lufthansa Logo
3:20 pm - 7:43 pmKEF-BOI
35h 23m2 stops
$739Lufthansa
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Thu, Dec 4 - Tue, Dec 9
Delta Logo
4:50 pm - 6:20 amGEG-KEF
54h 30m2 stops
Delta Logo
8:45 am - 9:05 pmKEF-GEG
19h 20m2 stops
$827Delta
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Tue, Oct 14 - Tue, Oct 21
Delta Logo
1:10 pm - 6:20 amGEG-KEF
34h 10m2 stops
Delta Logo
8:45 am - 11:43 pmKEF-GEG
21h 58m2 stops
$828Delta
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Wed, Oct 15 - Tue, Oct 21
Lufthansa Logo
12:35 pm - 12:10 amGEG-KEF
28h 35m2 stops
Lufthansa Logo
12:25 am - 11:15 pmKEF-GEG
29h 50m2 stops
$974Lufthansa
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Wed, Oct 15 - Wed, Oct 22
Alaska Airlines Logo
7:25 am - 6:15 amBOI-KEF
15h 50m2 stops
Alaska Airlines Logo
5:00 pm - 11:50 pmKEF-BOI
13h 50m1 stop
$1,042Alaska Airlines
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Wed, Dec 3 - Tue, Dec 9
Alaska Airlines Logo
7:30 am - 6:15 amBOI-KEF
15h 45m2 stops
Alaska Airlines Logo
4:50 pm - 11:59 pmKEF-BOI
14h 09m1 stop
$1,122Alaska Airlines
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Wed, Nov 5 - Wed, Nov 12

Lufthansa flights from Idaho to Iceland

Our best Lufthansa deals on Idaho to Iceland flight tickets
Lufthansa
Dec 4
BOI2:49 pmBoise Air Term. Gowen Fld
40h 26m
2 stops
KEF2:15 pmReykjavik Keflavik Intl
Dec 9
KEF3:20 pmReykjavik Keflavik Intl
35h 23m
2 stops
BOI7:43 pmBoise Air Term. Gowen Fld
$739
Find similar
Lufthansa
Oct 15
GEG12:35 pmSpokane
28h 35m
2 stops
KEF12:10 amReykjavik Keflavik Intl
Oct 22
KEF12:25 amReykjavik Keflavik Intl
29h 50m
2 stops
GEG11:15 pmSpokane
$974
Find similar
Lufthansa
Oct 15
GEG12:35 pmSpokane
28h 35m
2 stops
KEF12:10 amReykjavik Keflavik Intl
Oct 22
KEF12:25 amReykjavik Keflavik Intl
26h 59m
2 stops
GEG8:24 pmSpokane
$1,024
Find similar

Alaska Airlines flights from Idaho to Iceland

Our best Alaska Airlines deals on Idaho to Iceland flight tickets
Alaska Airlines
Dec 3
BOI7:25 amBoise Air Term. Gowen Fld
15h 50m
2 stops
KEF6:15 amReykjavik Keflavik Intl
Dec 9
KEF5:00 pmReykjavik Keflavik Intl
13h 50m
1 stop
BOI11:50 pmBoise Air Term. Gowen Fld
$1,042
Find similar
Alaska Airlines
Nov 5
BOI7:30 amBoise Air Term. Gowen Fld
15h 45m
2 stops
KEF6:15 amReykjavik Keflavik Intl
Nov 12
KEF4:50 pmReykjavik Keflavik Intl
14h 09m
1 stop
BOI11:59 pmBoise Air Term. Gowen Fld
$1,122
Find similar
Alaska Airlines
Oct 18
BOI6:30 amBoise Air Term. Gowen Fld
20h 55m
1 stop
KEF9:25 amReykjavik Keflavik Intl
Oct 22
KEF4:50 pmReykjavik Keflavik Intl
13h 07m
1 stop
BOI11:57 pmBoise Air Term. Gowen Fld
$1,130
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to Iceland 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 2, 2025.
Use the filters below to find and compare flights from Idaho to Iceland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Tue 11/4

11:43 am-6:15 am

1 stop11h 32m

Reykjavik Keflavik Intl

Wed 11/12

5:00 pm-10:20 pm

1 stop12h 20m

$602

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Tue 11/4

7:00 am-9:15 am

2 stops43h 15m

Reykjavik Keflavik Intl

Wed 11/12

10:00 am-10:09 pm

2 stops43h 09m

$610

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Sun 11/16

11:43 am-6:15 am

1 stop11h 32m

Reykjavik Keflavik Intl

Sun 11/23

5:00 pm-9:02 pm

1 stop11h 02m

$611

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Wed 12/3

6:44 am-9:15 am

2 stops43h 31m

Reykjavik Keflavik Intl

Tue 12/9

10:00 am-10:25 pm

2 stops43h 25m

$665

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Thu 12/4

2:49 pm-2:15 pm

2 stops40h 26m

Reykjavik Keflavik Intl

Tue 12/9

3:20 pm-7:43 pm

2 stops35h 23m

$739

SpokaneReykjavik

GEG - KEF

GEGKEF

Spokane

Tue 10/14

4:50 pm-6:20 am

2 stops54h 30m

Reykjavik Keflavik Intl

Tue 10/21

8:45 am-9:05 pm

2 stops19h 20m

$827

SpokaneReykjavik

GEG - KEF

GEGKEF

Spokane

Wed 10/15

1:10 pm-6:20 am

2 stops34h 10m

Reykjavik Keflavik Intl

Tue 10/21

8:45 am-11:43 pm

2 stops21h 58m

$828

SpokaneReykjavik

GEG - KEF

GEGKEF

Spokane

Wed 10/15

12:35 pm-12:10 am

2 stops28h 35m

Reykjavik Keflavik Intl

Wed 10/22

12:25 am-11:15 pm

2 stops29h 50m

$974

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Wed 12/3

7:25 am-6:15 am

2 stops15h 50m

Reykjavik Keflavik Intl

Tue 12/9

5:00 pm-11:50 pm

1 stop13h 50m

$1,042

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Wed 11/5

7:30 am-6:15 am

2 stops15h 45m

Reykjavik Keflavik Intl

Wed 11/12

4:50 pm-11:59 pm

1 stop14h 09m

$1,122

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Iceland from

How to get the cheapest flight ticket from Idaho to Iceland

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 day to depart on your flight to Iceland?

The cheapest day to depart from Idaho to Iceland is on a Tuesday when prices can be found for as low as $873. Flights from Idaho to Iceland on a Thursday will generally be more expensive and average around $1,424. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Iceland?

According to our data, the cheapest time of day to fly to Iceland is in the morning. momondo users have found flights departing from Idaho to Iceland in the morning for as low as $736. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around $1,071. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Idaho to Iceland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Iceland

Direct flights

None
There are no direct flights from Idaho to Iceland. There are no popular flight routes from Idaho to Iceland.
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  • When did momondo last update prices for flights from Idaho to Iceland?

    Prices for flights from Idaho to Iceland refresh daily.

  • How many operators does momondo search for flights from Idaho to Iceland?

  • How old do you have to be to fly from Idaho to Iceland?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Iceland.

  • What documentation or ID do you need to fly to Iceland?

    The required travel and health documents for your Iceland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Iceland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Idaho to Iceland

Compare and see reviews for airlines that fly from Idaho to Iceland with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $676Free CancellationRating
7.0
546 reviews
Search Icelandair flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Idaho to Iceland. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Idaho to Iceland 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 Iceland?

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 Iceland.

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

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

An easier way to manage your Iceland trip

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