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$252+ 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
ago. 12 — ago. 191
mar. 8/12
mar. 8/19
1 adult, Economy
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Cheap flight deals from Idaho to Europe

Keep the following information in mind while searching for Idaho to Europe flight deals. Data was last updated agosto 7, 2025.

Round-trip from

$489
(CheapOair)

One-way from

$252
(Norse)

Popular in

December

Cheapest in

March

Average price

$1,189
From Idaho to Europe
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One-way flight from Idaho to Europe
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 agosto 7, 2025.

This Air Canada deal was found by Cheapflights users on 8/7. 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.
sáb. 11/812:35 pmBOI - BCN
2 stops37h 00mMultiple Airlines
lun. 11/171:35 pmBCN - BOI
2 stops30h 04mMultiple Airlines
Deal found 8/7$461
This Air France deal was found by Cheapflights users on 8/6. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/1911:30 amBOI - BCN
2 stops18h 30mMultiple Airlines
jue. 11/276:00 amBCN - BOI
2 stops18h 29mMultiple Airlines
Deal found 8/6$481
This CheapOair deal was found by Cheapflights users on 8/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/125:00 amBOI - BCN
2 stops18h 50mAir Canada
mié. 10/2212:10 pmBCN - BOI
2 stops33h 33mAir Canada
Deal found 8/7$489
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/12:44 pmBOI - BCN
2 stops33h 06mUnited Airlines
mar. 10/71:15 pmBCN - BOI
2 stops40h 09mUnited Airlines
Deal found 8/7$517
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/312:11 pmBOI - BCN
2 stops60h 24mUnited Airlines
sáb. 11/1511:00 amBCN - BOI
2 stops18h 16mUnited Airlines
Deal found 8/6$538
This lastminute.com deal was found by Cheapflights users on 8/6. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/82:00 pmBOI - ARN
2 stops22h 30mScandinavian Airlines
mié. 9/1711:25 amARN - BOI
2 stops19h 35mScandinavian Airlines
Deal found 8/6$543
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/88:17 amBOI - BCN
1 stop20h 48mUnited Airlines
lun. 11/176:50 amBCN - BOI
2 stops22h 26mUnited Airlines
Deal found 8/7$543
This Mytrip deal was found by Cheapflights users on 8/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/192:45 pmBOI - BCN
2 stops57h 05mAir Canada
mar. 9/3012:10 pmBCN - BOI
2 stops33h 33mAir Canada
Deal found 8/6$561
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/115:15 amGEG - CDG
2 stops20h 40mUnited Airlines
lun. 8/259:15 amCDG - GEG
1 stop22h 50mUnited Airlines
Deal found 8/6$562
This FlightHub deal was found by Cheapflights users on 8/5. 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.
sáb. 10/115:39 pmBOI - BCN
2 stops30h 11mAir Canada
jue. 10/2312:10 pmBCN - BOI
2 stops38h 37mAir Canada
Deal found 8/5$565
This Air Canada deal was found by Cheapflights users on 8/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/125:00 amBOI - BCN
2 stops18h 50mAir Canada
jue. 10/231:15 pmBCN - BOI
2 stops37h 32mAir Canada
Deal found 8/5$566
This Air Canada deal was found by Cheapflights users on 8/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/112:39 pmBOI - BCN
2 stops33h 11mAir Canada
vie. 10/241:15 pmBCN - BOI
2 stops36h 33mAir Canada
Deal found 8/5$572

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 agosto 7, 2025.
Use the filters below to find and compare flights from Idaho to Europe that are best for you.

Fly from

Idaho

Fly to

Europe

Route

Depart

Return

Price

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

dom. 10/12

5:00 am-7:50 am

2 stops18h 50m

Barcelona-El Prat

mié. 10/22

12:10 pm-1:43 pm

2 stops33h 33m

$489

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

mié. 10/1

2:44 pm-7:50 am

2 stops33h 06m

Barcelona-El Prat

mar. 10/7

1:15 pm-9:24 pm

2 stops40h 09m

$517

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

vie. 10/31

2:11 pm-9:35 am

2 stops60h 24m

Barcelona-El Prat

sáb. 11/15

11:00 am-9:16 pm

2 stops18h 16m

$538

BoiseStockholm

BOI - ARN

BOIARN

Boise Air Term. Gowen Fld

lun. 9/8

2:00 pm-8:30 pm

2 stops22h 30m

Stockholm Arlanda

mié. 9/17

11:25 am-11:00 pm

2 stops19h 35m

$543

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

vie. 9/19

2:45 pm-7:50 am

2 stops57h 05m

Barcelona-El Prat

mar. 9/30

12:10 pm-1:43 pm

2 stops33h 33m

$561

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

sáb. 10/11

5:39 pm-7:50 am

2 stops30h 11m

Barcelona-El Prat

jue. 10/23

12:10 pm-6:47 pm

2 stops38h 37m

$565

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

dom. 10/12

5:00 am-7:50 am

2 stops18h 50m

Barcelona-El Prat

mar. 10/21

1:15 pm-9:24 pm

2 stops40h 09m

$566

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

sáb. 10/11

2:39 pm-7:50 am

2 stops33h 11m

Barcelona-El Prat

vie. 10/24

1:15 pm-5:48 pm

2 stops36h 33m

$572

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

dom. 10/12

5:00 am-7:50 am

2 stops18h 50m

Barcelona-El Prat

jue. 10/23

4:00 pm-11:44 pm

1 stop15h 44m

$583

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

mié. 10/1

1:38 pm-10:50 pm

2 stops25h 12m

Barcelona-El Prat

mar. 10/7

12:20 pm-10:22 pm

1 stop18h 02m

$585

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/6

Showing 1-10 of 60 results
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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, November is the cheapest month in which you can book a flight from Idaho to Europe (average of $523). Flying from Idaho to Europe in June is currently the most expensive (average of $911). 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.

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

Find hourly flight availability from Idaho to Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 7, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to Europe as you normally would.

Reviews of airlines servicing Europe

Get insights into the airlines that provide service to Europe. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Europe. Reviews last updated agosto 7, 2025.
Read reviews from past customers who have flown Delta, Alaska Airlines, and KLM from Idaho to Europe. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,987 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,987 reviews
Delta
8.0
Very good
7,987 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Alaska Airlines
8.0
Very good
10,000 reviews
Delta
8.0
Very good
7,987 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,382 reviews
Delta
8.0
Very good
7,987 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,319 reviews
Delta
8.0
Very good
7,987 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.4
Good
1,466 reviews
Delta
8.0
Very good
7,987 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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, November is the cheapest month in which you can book a flight from Idaho to Europe (average of $523). Flying from Idaho to Europe in June is currently the most expensive (average of $911). 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.
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Top 10 airlines flying from Idaho to Europe

Discover the top 10 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 agosto 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$549Average$1,070FlexibilityNo cancel feeOn-time71%
DeltaCheapest$550Average$995FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$555Average$860FlexibilityNo cancel feeOn-time75%
IberiaCheapest$564Average$781FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$569Average$944FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$602Average$1,181FlexibilityNo cancel feeOn-time67%
FinnairCheapest$637Average$972FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$643Average$1,052FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$695Average$979FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$722Average$987FlexibilityNo cancel feeOn-time77%

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