HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Europe

$277+ Cheap flights from Boise (BOI) 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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boise 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 Boise to Europe

Keep the following information in mind while searching for Boise to Europe flight deals. Data was last updated January 8, 2026.

Round-trip from

$424
(United Airlines)

One-way from

$277
(Kiwi.com)

Popular in

May

Cheapest in

October

Average price

$776
From Boise Air Term. Gowen Fld to Europe
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Europe
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($118 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from Boise to Europe

Cheapest flights from Boise to Europe
Explore the most affordable flight options available from Boise to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This United Airlines deal was found by Cheapflights users on 1/7. 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.
Tue 2/310:48 amBOI - BCN
2 stops38h 47mUnited Airlines
Tue 2/101:35 pmBCN - BOI
2 stops38h 16mUnited Airlines
Deal found 1/7$424
This American Airlines deal was found by Cheapflights users on 1/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/31:58 pmBOI - BCN
2 stops16h 47mAmerican Airlines
Tue 2/1010:40 amBCN - BOI
1 stop16h 45mAmerican Airlines
Deal found 1/7$432
This Finnair deal was found by Cheapflights users on 1/7. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/37:20 amBOI - BCN
1 stop17h 30mFinnair
Wed 2/1810:40 amBCN - BOI
1 stop19h 42mFinnair
Deal found 1/7$435
This American Airlines deal was found by Cheapflights users on 1/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/31:58 pmBOI - BCN
2 stops19h 22mAmerican Airlines
Wed 2/1812:30 pmBCN - BOI
2 stops19h 08mAmerican Airlines
Deal found 1/7$436
This Delta deal was found by Cheapflights users on 1/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/35:45 amBOI - BCN
2 stops18h 55mDelta
Wed 2/1110:55 amBCN - BOI
2 stops34h 16mDelta
Deal found 1/7$440
This Finnair deal was found by Cheapflights users on 1/7. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/117:20 amBOI - BCN
2 stops28h 35mFinnair
Wed 2/1810:40 amBCN - BOI
1 stop19h 42mFinnair
Deal found 1/7$443
This Delta deal was found by Cheapflights users on 1/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/45:40 amBOI - BCN
2 stops18h 20mDelta
Wed 2/1110:55 amBCN - BOI
1 stop33h 33mDelta
Deal found 1/7$445
This Finnair deal was found by Cheapflights users on 1/7. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:44 amBOI - MAD
1 stop23h 41mMultiple Airlines
Tue 4/283:55 pmMAD - BOI
1 stop29h 08mMultiple Airlines
Deal found 1/7$445
This Air Canada deal was found by Cheapflights users on 1/6. 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 1/1812:19 pmBOI - LIS
2 stops38h 01mAir Canada
Thu 1/2911:20 amLIS - BOI
2 stops42h 37mAir Canada
Deal found 1/6$446
This Iberia deal was found by Cheapflights users on 1/7. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:00 amBOI - BCN
1 stop17h 50mIberia
Wed 3/49:45 amBCN - BOI
2 stops20h 37mIberia
Deal found 1/7$451
This Air Canada deal was found by Cheapflights users on 1/6. 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 1/1812:19 pmBOI - LIS
2 stops38h 01mAir Canada
Fri 1/3011:20 amLIS - BOI
2 stops38h 53mAir Canada
Deal found 1/6$451
This American Airlines deal was found by Cheapflights users on 1/6. 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.
Wed 1/213:18 pmBOI - LIS
2 stops19h 22mAmerican Airlines
Wed 1/288:45 pmLIS - BOI
2 stops23h 23mAmerican Airlines
Deal found 1/6$452

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise 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 January 8, 2026.
Use the filters below to find and compare flights from Boise to Europe that are best for you.

Fly from

Boise

Fly to

Europe

Route

Depart

Return

Price

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Tue 2/3

10:48 am-9:35 am

2 stops38h 47m

Barcelona-El Prat

Tue 2/10

1:35 pm-7:51 pm

2 stops38h 16m

$424

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Tue 2/3

7:20 am-8:50 am

1 stop17h 30m

Barcelona-El Prat

Wed 2/11

10:40 am-9:18 pm

1 stop18h 38m

$435

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Tue 2/3

7:20 am-8:50 am

1 stop17h 30m

Barcelona-El Prat

Tue 2/10

10:40 am-7:25 pm

1 stop16h 45m

$435

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Tue 2/3

5:45 am-8:40 am

2 stops18h 55m

Barcelona-El Prat

Wed 2/11

10:55 am-1:11 pm

2 stops34h 16m

$440

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Tue 2/3

7:20 am-3:25 pm

2 stops25h 05m

Lisbon Humberto Delgado

Tue 2/10

4:10 pm-7:25 pm

2 stops34h 15m

$455

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Fri 2/20

7:00 am-8:50 am

1 stop17h 50m

Barcelona-El Prat

Fri 2/27

10:40 am-10:22 pm

1 stop19h 42m

$460

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Fri 2/20

7:00 am-8:50 am

1 stop17h 50m

Barcelona-El Prat

Fri 2/27

10:40 am-10:22 pm

1 stop19h 42m

$460

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Fri 2/20

7:00 am-8:50 am

1 stop17h 50m

Barcelona-El Prat

Fri 2/27

10:40 am-10:22 pm

1 stop19h 42m

$460

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Fri 2/20

7:00 am-8:50 am

1 stop17h 50m

Barcelona-El Prat

Fri 2/27

3:05 pm-12:51 pm

2 stops29h 46m

$465

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Fri 2/20

5:50 am-8:00 am

2 stops18h 10m

Barcelona-El Prat

Fri 2/27

10:55 am-9:50 am

2 stops30h 55m

$465

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Boise to Europe

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

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

Currently, March is the cheapest month in which you can book a flight from Boise to Europe (average of $471). Flying from Boise 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.

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 January 8, 2026.
Get a feel of what it's like to fly with Delta, KLM, and Virgin Atlantic from Boise to Europe by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,032 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,032 reviews
Delta
7.9
Good
8,032 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,434 reviews
Delta
7.9
Good
8,032 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Virgin Atlantic
7.5
Good
678 reviews
Delta
7.9
Good
8,032 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,142 reviews
Delta
7.9
Good
8,032 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,097 reviews
Delta
7.9
Good
8,032 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • What airport do you fly from for flights from Boise to Europe?

    Located just 3.3 mi from the city center, Boise Air Term. Gowen Fld (BOI) is the airport most travelers will use when flying to Europe from Boise.

  • How long is the flight from Boise to Europe?

    United Airlines, Iberia, and Finnair can get you from Boise to Europe in just under 17h 30m. Your travel time can differ by up to 21h 17m. Airlines will cover a distance of 5431 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Boise to Europe?

    The most popular flight routes from Boise to Europe are Boise Air Term. Gowen Fld - Barcelona-El Prat, Boise Air Term. Gowen Fld - Paris Charles de Gaulle and Boise Air Term. Gowen Fld - Rome Fiumicino.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise 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 Boise to Europe?

    Currently, March is the cheapest month in which you can book a flight from Boise to Europe (average of $471). Flying from Boise 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 Boise to Europe

See prices for flight routes from nearby airports that may be better suited for you.
Spokane to Sky Harbor Intl flights
Boise to Las Vegas flights
Spokane to Seattle flights
Spokane to Las Vegas flights
Boise to Sky Harbor Intl flights
Boise to Denver flights
Boise to Seattle flights
Boise to Los Angeles flights
Spokane to Denver flights
Boise to O'Hare Intl flights
Boise to Orlando flights
Boise to Dallas/Fort Worth flights
Spokane to Los Angeles flights
Boise to Cancún flights
Spokane to O'Hare Intl flights
Spokane to San Francisco flights
Spokane to San Diego flights
Spokane to Santa Ana flights
Spokane to Salt Lake City flights
Boise to San Diego flights
Boise to Miami flights
Boise to Sacramento flights
Boise to Honolulu flights
Spokane to Honolulu flights
Boise to Portland flights
Boise to San Francisco flights
Spokane to Dallas/Fort Worth flights
Spokane to Kahului flights
Boise to Santa Ana flights
Spokane to Cancún flights
Boise to Salt Lake City flights
Spokane to Orlando flights
Spokane to Ontario flights
Boise to John F Kennedy Intl flights
Boise to Fort Lauderdale flights
Spokane to Palm Springs flights
Spokane to Minneapolis flights
Spokane to Hobby flights
Boise to Hobby flights
Boise to Burbank flights
Boise to Kahului flights
Boise to LaGuardia flights
Boise to Newark flights
Spokane to Lihue flights
Boise to Cozumel flights
Boise to Narita flights
Boise to Haneda flights
Spokane to Dulles Intl flights
Boise to Dulles Intl flights
Boise to Spokane flights

Top 10 airlines flying from Boise to Europe

Discover the top 10 airlines that operate flights from Boise 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$493Average$882FlexibilityNo cancel feeOn-time69%
IberiaCheapest$505Average$675FlexibilityNo cancel feeOn-time77%
KLMCheapest$577Average$851FlexibilityNo cancel feeOn-time75%
DeltaCheapest$590Average$952FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$602Average$1,050FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$602Average$1,023FlexibilityNo cancel feeOn-time67%
Virgin AtlanticCheapest$604Average$901FlexibilityNo cancel feeOn-time72%
FinnairCheapest$637Average$972FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$642Average$1,085FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$722Average$987FlexibilityNo 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.