HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Europe

$241+ Cheap flights from Idaho to Europe

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
Apr 8 — Apr 151
Wed 4/8
Wed 4/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho to Europe 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 Europe

Cheapest flights from Idaho to Europe
Explore the most affordable flight options available from Idaho to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 9, 2026.

This Delta deal was found by Cheapflights users on 3/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:40 am
BOI
-
DUB
1 stop19h 15m
Delta
Wed 11/185:55 am
DUB
-
BOI
2 stops24h 40m
Delta
Deal found 3/8$592
This American Airlines deal was found by Cheapflights users on 3/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:19 pm
GEG
-
DUB
2 stops17h 16m
American Airlines
Fri 8/2811:45 am
DUB
-
GEG
2 stops18h 50m
American Airlines
Deal found 3/6$595
This KLM deal was found by Cheapflights users on 3/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:30 am
BOI
-
DUB
2 stops13h 25m
KLM
Wed 11/185:55 am
DUB
-
BOI
2 stops17h 54m
KLM
Deal found 3/8$596
This Iberia deal was found by Cheapflights users on 3/4. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1912:42 pm
GEG
-
DUB
2 stops21h 18m
Multiple Airlines
Wed 8/268:35 am
DUB
-
GEG
2 stops22h 00m
Multiple Airlines
Deal found 3/4$602
This Delta deal was found by Cheapflights users on 3/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:10 am
GEG
-
DUB
2 stops19h 30m
Delta
Thu 10/18:55 am
DUB
-
GEG
2 stops20h 09m
Delta
Deal found 3/4$603
This KLM deal was found by Cheapflights users on 3/5. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:05 am
GEG
-
DUB
1 stop17h 50m
KLM
Thu 10/111:10 am
DUB
-
GEG
2 stops19h 38m
KLM
Deal found 3/5$618
This FlightHub deal was found by Cheapflights users on 3/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:30 am
BOI
-
FCO
2 stops18h 45m
Air Canada
Tue 8/2511:30 am
FCO
-
BOI
2 stops37h 18m
Air Canada
Deal found 3/5$624
This FlightHub deal was found by Cheapflights users on 3/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:30 pm
BOI
-
FCO
2 stops35h 35m
Scandinavian Airlines
Mon 8/3111:55 am
FCO
-
BOI
2 stops43h 09m
Scandinavian Airlines
Deal found 3/4$625
This Air Canada deal was found by Cheapflights users on 3/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:30 am
BOI
-
FCO
2 stops18h 45m
Multiple Airlines
Wed 8/262:20 pm
FCO
-
BOI
3 stops31h 15m
Multiple Airlines
Deal found 3/6$632
This KLM deal was found by Cheapflights users on 3/4. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:05 am
GEG
-
DUB
1 stop17h 50m
KLM
Wed 8/265:55 am
DUB
-
GEG
2 stops18h 09m
KLM
Deal found 3/4$632
This FlightHub deal was found by Cheapflights users on 3/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:42 pm
BOI
-
DUB
2 stops37h 43m
Scandinavian Airlines
Mon 9/2112:40 pm
DUB
-
BOI
2 stops36h 55m
Scandinavian Airlines
Deal found 3/4$635
This Priceline deal was found by Cheapflights users on 3/4. 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.
Wed 4/151:29 pm
BOI
-
FCO
2 stops20h 31m
Finnair
Wed 4/226:45 pm
FCO
-
BOI
2 stops36h 09m
Finnair
Deal found 3/4$635

Find flight deals from Idaho to Europe

Keep the following information in mind while searching for Idaho to Europe flight deals. Data was last updated March 9, 2026.

Round-trip from

$595
(American Airlines)

One-way from

$241
(British Airways)

Popular in

November

Cheapest in

February

Average price

$873
From Idaho to Europe
Search Deals
One-way flight from Idaho to Europe
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Europe 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 March 9, 2026.
Use the filters below to find and compare flights from Idaho to Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Thu 4/16

1:29 pm-5:55 pm

2 stops21h 26m

Dublin

Thu 4/23

9:30 am-10:54 pm

1 stop20h 24m

$651

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Tue 9/1

3:05 pm-4:40 pm

2 stops17h 35m

Dublin

Mon 9/14

12:00 pm-11:04 pm

1 stop19h 04m

$658

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Wed 4/1

10:35 am-10:25 am

2 stops16h 50m

Dublin

Wed 4/8

5:55 am-4:03 pm

2 stops17h 08m

$666

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Wed 4/1

9:00 am-12:40 pm

2 stops20h 40m

Dublin

Wed 4/8

11:00 am-10:35 pm

1 stop18h 35m

$669

BoiseParis

BOI - CDG

BOICDG

Boise Air Term. Gowen Fld

Mon 4/20

12:52 pm-1:50 pm

2 stops16h 58m

Paris Charles de Gaulle

Tue 5/5

12:15 pm-10:24 pm

2 stops18h 09m

$676

BoiseParis

BOI - CDG

BOICDG

Boise Air Term. Gowen Fld

Tue 5/5

5:27 pm-8:15 pm

2 stops18h 48m

Paris Charles de Gaulle

Tue 5/12

9:50 am-10:50 pm

2 stops21h 00m

$685

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Mon 3/23

10:40 pm-9:20 am

2 stops27h 40m

Dublin

Tue 4/7

5:55 am-10:50 pm

2 stops24h 55m

$686

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Tue 9/1

5:00 am-7:20 am

2 stops18h 20m

Dublin

Mon 9/14

9:50 am-12:35 pm

2 stops34h 45m

$690

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Sun 4/12

1:29 pm-10:55 am

1 stop13h 26m

Barcelona-El Prat

Wed 4/22

10:45 am-10:54 pm

1 stop20h 09m

$705

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Tue 5/26

6:41 pm-4:40 pm

2 stops14h 59m

Dublin

Thu 6/11

11:10 am-8:18 pm

2 stops16h 08m

$710

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/4

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Idaho to Europe

Have a flexible travel schedule? Discover the best time to fly to Europe 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 Europe

What is the cheapest month to book a flight from Idaho to Europe?

Currently, February is the cheapest month in which you can book a flight from Idaho to Europe (average of $473). Flying from Idaho to Europe in June is currently the most expensive (average of $776). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Europe. 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 Europe?

    For as low as $658, United Airlines can have you in Europe from Idaho in 17h 35m. The distance between Idaho and Europe is about 4379 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Idaho to Europe one-way?

    One-way options have recently been found by users for as low as $267 on United Airlines. Other airlines that offer cheap prices include Iberia from $360 and Delta from $405 one-way.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Idaho to Europe?

    Currently, February is the cheapest month in which you can book a flight from Idaho to Europe (average of $473). Flying from Idaho to Europe in June is currently the most expensive (average of $776). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 Europe

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Miami flights
Newark to Fort Lauderdale flights
Newark to San Francisco flights
Los Angeles to Honolulu flights
San Francisco to John F Kennedy Intl flights
San Francisco to Newark flights
John F Kennedy Intl to San Francisco flights
John F Kennedy Intl to Fort Lauderdale flights
LaGuardia to Fort Lauderdale flights
Newark to Miami flights
LaGuardia to Miami flights
John F Kennedy Intl to Orlando flights
San Francisco to LaGuardia flights
LaGuardia to San Francisco flights
Newark to West Palm Beach flights
Newark to Orlando flights
John F Kennedy Intl to Los Angeles flights
Dallas/Fort Worth to Seattle flights
Long Beach to Honolulu flights
John F Kennedy Intl to Las Vegas flights
Los Angeles to Haneda flights
John F Kennedy Intl to Heathrow flights
Dallas/Fort Worth to Las Vegas flights
LaGuardia to Dallas/Fort Worth flights
Burbank to Honolulu flights
Seattle to Las Vegas flights
Newark to Luis Munoz Marin Intl flights
LaGuardia to Orlando flights
Los Angeles to John F Kennedy Intl flights
Newark to Los Angeles flights
Dallas/Fort Worth to LaGuardia flights
Seattle to Los Angeles flights
Newark to Heathrow flights
Dallas/Fort Worth to Orlando flights
Ontario to Honolulu flights
Newark to Cancún flights
John F Kennedy Intl to Charles de Gaulle flights
Dallas/Fort Worth to John F Kennedy Intl flights
John F Kennedy Intl to Luis Munoz Marin Intl flights
Los Angeles to Seattle flights
Newark to Las Vegas flights
John F Kennedy Intl to Cancún flights
O'Hare Intl to Las Vegas flights
Los Angeles to Newark flights
John F Kennedy Intl to Tampa flights
Newark to Dallas/Fort Worth flights
John F Kennedy Intl to West Palm Beach flights
John F Kennedy Intl to Hobby flights
Dulles Intl to Miami flights
Los Angeles to Narita flights

Top 9 airlines flying from Idaho to Europe

Discover the top 9 airlines that operate flights from Idaho to Europe. 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 March 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$483Average$668FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$493Average$852FlexibilityNo cancel feeOn-time69%
KLMCheapest$510Average$845FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$541Average$897FlexibilityNo cancel feeOn-time71%
DeltaCheapest$546Average$892FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$596Average$927FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$604Average$899FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$651Average$857FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$840Average$1,211FlexibilityNo cancel feeOn-time77%

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.