HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Iceland

$446+ Cheap flights from Idaho to Iceland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — KEF
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho to Iceland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Idaho to Iceland

Cheapest flights from Idaho to Iceland
Explore the most affordable flight options available from Idaho to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:00 amGEG - KEF
1 stop17h 15mMultiple Airlines
Tue 12/235:10 pmKEF - GEG
2 stops37h 50mMultiple Airlines
Deal found 12/15$1,590
This Expedia deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/153:24 pmGEG - KEF
1 stop30h 51mMultiple Airlines
Mon 12/225:00 pmKEF - GEG
1 stop14h 10mMultiple Airlines
Deal found 12/14$1,636
This Alaska Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/143:24 pmGEG - KEF
1 stop30h 51mAlaska Airlines
Sat 12/205:00 pmKEF - GEG
1 stop14h 10mAlaska Airlines
Deal found 12/13$1,716
This oojo deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:00 amGEG - KEF
1 stop17h 15mIcelandair
Tue 12/235:00 pmKEF - GEG
1 stop14h 10mIcelandair
Deal found 12/15$1,950
This Icelandair deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:55 amBOI - KEF
1 stop13h 20mMultiple Airlines
Tue 1/64:55 pmKEF - BOI
1 stop24h 45mMultiple Airlines
Deal found 12/15$2,060
This KAYAK deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/143:24 pmGEG - KEF
2 stops35h 31mMultiple Airlines
Sat 12/2011:55 amKEF - GEG
2 stops38h 51mMultiple Airlines
Deal found 12/13$2,076
This Kiwi.com deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:43 amBOI - KEF
1 stop17h 32mMultiple Airlines
Sat 12/204:30 pmKEF - BOI
2 stops38h 29mMultiple Airlines
Deal found 12/14$2,274
This oojo deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/189:00 amBOI - KEF
1 stop14h 15mIcelandair
Sat 12/205:00 pmKEF - BOI
1 stop11h 10mIcelandair
Deal found 12/14$2,380
This Alaska Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:07 amBOI - KEF
2 stops16h 08mAlaska Airlines
Sat 12/205:00 pmKEF - BOI
2 stops22h 18mAlaska Airlines
Deal found 12/14$2,725
This Priceline deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:15 amBOI - KEF
2 stops27h 00mBritish Airways
Sat 12/2011:55 amKEF - BOI
2 stops38h 46mBritish Airways
Deal found 12/14$3,177
This Kiwi.com deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1812:32 pmJAC - KEF
2 stops37h 43mMultiple Airlines
Sat 12/205:00 pmKEF - JAC
1 stop29h 35mMultiple Airlines
Deal found 12/14$3,705

Find flight deals from Idaho to Iceland

Keep the following information in mind while searching for Idaho to Iceland flight deals. Data was last updated December 15, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$646
(Kiwi.com)

One-way from

$446
(Kiwi.com)
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Reykjavik (REK) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Reykjavik (REK) flights.
Search Deals
From Idaho to Iceland
Search Deals
One-way flight from Idaho to Iceland
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Idaho to Iceland that are best for you.

Fly from

Idaho

Fly to

Iceland

Route

Depart

Return

Price

SpokaneReykjavik

GEG - KEF

GEGKEF

Spokane

Thu 1/29

7:30 am-6:15 am

1 stop14h 45m

Reykjavik Keflavik Intl

Thu 2/5

5:00 pm-9:25 pm

1 stop12h 25m

$646

SpokaneReykjavik

GEG - KEF

GEGKEF

Spokane

Tue 5/12

5:00 am-8:30 am

2 stops20h 30m

Reykjavik Keflavik Intl

Fri 5/22

12:00 pm-9:45 pm

1 stop16h 45m

$805

SpokaneReykjavik

GEG - KEF

GEGKEF

Spokane

Wed 5/13

7:10 am-8:30 am

1 stop18h 20m

Reykjavik Keflavik Intl

Wed 5/20

12:00 pm-6:51 pm

1 stop13h 51m

$805

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Sat 2/21

6:28 am-6:15 am

1 stop16h 47m

Reykjavik Keflavik Intl

Sat 2/28

5:00 pm-10:40 pm

1 stop12h 40m

$808

SpokaneReykjavik

GEG - KEF

GEGKEF

Spokane

Tue 5/12

2:05 pm-7:00 am

1 stop9h 55m

Reykjavik Keflavik Intl

Fri 5/22

9:30 am-11:04 pm

1 stop20h 34m

$835

SpokaneReykjavik

GEG - KEF

GEGKEF

Spokane

Wed 5/13

6:05 am-7:00 am

1 stop17h 55m

Reykjavik Keflavik Intl

Wed 5/20

9:30 am-11:04 pm

1 stop20h 34m

$835

SpokaneReykjavik

GEG - KEF

GEGKEF

Spokane

Wed 5/13

7:00 am-12:10 am

2 stops34h 10m

Reykjavik Keflavik Intl

Wed 5/20

12:00 pm-9:09 pm

2 stops16h 09m

$838

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Wed 3/18

12:55 pm-6:15 am

1 stop11h 20m

Reykjavik Keflavik Intl

Thu 3/26

5:00 pm-10:21 pm

1 stop11h 21m

$923

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Wed 1/7

7:45 am-6:05 am

1 stop15h 20m

Reykjavik Keflavik Intl

Tue 1/13

4:55 pm-11:10 pm

1 stop13h 15m

$946

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Sat 2/21

6:28 am-6:15 am

1 stop16h 47m

Reykjavik Keflavik Intl

Sat 2/28

5:00 pm-8:13 am

2 stops22h 13m

$1,047

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 16 results
1
2

Best time to book a flight from Idaho to Iceland

Have a flexible travel schedule? Discover the best time to fly to Iceland from Idaho with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho to Iceland

What is the cheapest time of day to fly from ID to IS?

Find hourly flight availability from Idaho to Iceland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

It’s typically best to fly out from Idaho to Iceland in the afternoon. Doing so could potentially save you 19% on the flight price compared to flying in the evening, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Iceland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Idaho to Iceland?

    Departing from Idaho to Iceland will take you 16h 47m. The distance between Idaho and Iceland is about 3672 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Idaho to Iceland that include hotel bookings?

    Yes. In addition to deals on Idaho to Iceland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to Iceland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Iceland.

  • Can I find deals for business class flights from Idaho to Iceland?

    Yes. Cheapflights offers flight deals from Idaho to Iceland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho to Iceland

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Charles de Gaulle flights
Newark to Charles de Gaulle flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
Newark to Orly flights
Newark to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to Istanbul flights
LaGuardia to Heathrow flights
John F Kennedy Intl to London City flights
Boston to Heathrow flights
John F Kennedy Intl to Orly flights
Newark to Gatwick flights
Dulles Intl to Heathrow flights
John F Kennedy Intl to Madrid flights
Miami to Madrid flights
Los Angeles to Heathrow flights
John F Kennedy Intl to Malpensa flights
John F Kennedy Intl to Lisbon flights
John F Kennedy Intl to Gatwick flights
LaGuardia to Charles de Gaulle flights
San Francisco to Heathrow flights
O'Hare Intl to Heathrow flights
Newark to Malpensa flights
Newark to Madrid flights
Newark to Barcelona-El Prat flights
John F Kennedy Intl to Stansted flights
LaGuardia to Gatwick flights
Los Angeles to Charles de Gaulle flights
John F Kennedy Intl to Barcelona-El Prat flights
Boston to Charles de Gaulle flights
O'Hare Intl to Charles de Gaulle flights
Newark to Athens flights
Dulles Intl to Charles de Gaulle flights
John F Kennedy Intl to Dublin flights
Dallas/Fort Worth to Heathrow flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
Newark to Lisbon flights
Newark to Dublin flights
Boston to Leonardo da Vinci/Fiumicino flights
San Francisco to Charles de Gaulle flights
Baltimore to Heathrow flights
John F Kennedy Intl to Amsterdam flights
Dallas/Fort Worth to Leonardo da Vinci/Fiumicino flights
Seattle to Heathrow flights
John F Kennedy Intl to Athens flights
Dulles Intl to Leonardo da Vinci/Fiumicino flights
Boston to Lisbon flights
LaGuardia to Leonardo da Vinci/Fiumicino flights
Newark to Frankfurt flights

Top airline flying from Idaho to Iceland

Discover the top airline that operate flights from Idaho to Iceland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$386Average$1,116FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.