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$276+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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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 September 11, 2025.

Round-trip from

$504
(lastminute.com)

One-way from

$276
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$1,138
From Boise Air Term. Gowen Fld to Europe
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One-way flight from Boise Air Term. Gowen Fld 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 September 2025
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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 September 11, 2025.

This lol.travel deal was found by Cheapflights users on 9/11. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2012:27 pmBOI - BCN
2 stops35h 23mUnited Airlines
Fri 10/312:00 pmBCN - BOI
2 stops31h 39mUnited Airlines
Deal found 9/11$503
This lastminute.com deal was found by Cheapflights users on 9/10. 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.
Sun 10/264:00 pmBOI - DUB
2 stops37h 45mScandinavian Airlines
Tue 11/117:05 pmDUB - BOI
2 stops34h 49mScandinavian Airlines
Deal found 9/10$504
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Sat 12/63:54 pmBOI - LIS
2 stops34h 01mScandinavian Airlines
Wed 12/107:05 amLIS - BOI
2 stops22h 31mScandinavian Airlines
Deal found 9/10$505
This Finnair deal was found by Cheapflights users on 9/10. 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.
Sun 10/267:00 amBOI - DUB
1 stop18h 10mMultiple Airlines
Tue 11/116:05 pmDUB - BOI
2 stops35h 27mMultiple Airlines
Deal found 9/10$507
This Delta deal was found by Cheapflights users on 9/10. 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 10/2611:39 pmBOI - DUB
1 stop26h 06mDelta
Tue 11/119:45 amDUB - BOI
1 stop21h 24mDelta
Deal found 9/10$513
This Trip.com deal was found by Cheapflights users on 9/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/74:25 pmBOI - KEF
1 stop11h 00mMultiple Airlines
Wed 10/154:50 pmKEF - BOI
1 stop12h 15mMultiple Airlines
Deal found 9/10$520
This FlightHub deal was found by Cheapflights users on 9/9. 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.
Sun 11/163:54 pmBOI - MAD
2 stops40h 16mScandinavian Airlines
Sat 12/66:35 pmMAD - BOI
2 stops36h 01mScandinavian Airlines
Deal found 9/9$530
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 10/2910:39 amBOI - DUB
2 stops17h 16mUnited Airlines
Sat 11/89:00 amDUB - BOI
2 stops35h 44mUnited Airlines
Deal found 9/10$534
This Flighttix deal was found by Cheapflights users on 9/11. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/201:40 pmBOI - BCN
1 stop35h 40mVirgin Atlantic
Fri 10/311:35 amBCN - BOI
1 stop18h 48mVirgin Atlantic
Deal found 9/11$539
This KLM deal was found by Cheapflights users on 9/10. 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.
Sat 9/201:40 pmBOI - BCN
1 stop35h 40mKLM
Fri 10/311:35 amBCN - BOI
1 stop18h 48mKLM
Deal found 9/10$545
This Air Canada deal was found by Cheapflights users on 9/11. 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.
Sat 9/205:39 pmBOI - BCN
3 stops31h 41mMultiple Airlines
Fri 10/312:10 pmBCN - BOI
2 stops19h 34mMultiple Airlines
Deal found 9/11$549
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Wed 10/2212:35 pmBOI - DUB
1 stop14h 10mUnited Airlines
Sat 11/18:00 amDUB - BOI
2 stops20h 37mUnited Airlines
Deal found 9/11$552

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 September 11, 2025.
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

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Wed 10/29

10:39 am-9:55 am

2 stops17h 16m

Dublin

Sat 11/8

9:00 am-1:44 pm

2 stops35h 44m

$534

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Wed 10/22

12:35 pm-9:45 am

1 stop14h 10m

Dublin

Sat 11/1

8:00 am-10:37 pm

2 stops20h 37m

$552

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Wed 2/18

7:39 am-9:25 am

1 stop17h 46m

Madrid Barajas

Fri 2/27

1:00 pm-9:09 pm

1 stop16h 09m

$557

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Tue 11/18

7:00 am-9:25 am

1 stop18h 25m

Madrid Barajas

Tue 12/9

12:40 pm-10:25 pm

1 stop17h 45m

$557

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Wed 10/22

5:42 am-7:55 am

1 stop19h 13m

Dublin

Sat 11/1

9:45 am-11:54 pm

1 stop20h 09m

$557

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Wed 12/3

7:23 am-9:25 am

1 stop18h 02m

Madrid Barajas

Wed 12/10

12:40 pm-10:25 pm

1 stop17h 45m

$557

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Wed 2/18

7:00 am-8:00 am

2 stops17h 00m

Madrid Barajas

Fri 2/27

1:35 pm-11:05 pm

2 stops17h 30m

$557

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Tue 11/18

6:37 am-8:55 am

2 stops18h 18m

Madrid Barajas

Mon 12/8

12:55 am-12:20 pm

2 stops19h 25m

$561

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Tue 11/18

5:35 am-9:15 am

2 stops19h 40m

Madrid Barajas

Tue 12/9

10:00 am-12:04 am

2 stops22h 04m

$561

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Tue 11/18

7:00 am-7:55 am

2 stops16h 55m

Madrid Barajas

Tue 12/9

12:40 pm-10:25 pm

1 stop17h 45m

$561

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 60 results
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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, November is the cheapest month in which you can book a flight from Boise to Europe (average of $523). Flying from Boise to Europe in June is currently the most expensive (average of $910). 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 BOI to EU?

Find hourly flight availability from Boise 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 September 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boise 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 September 11, 2025.
Get a feel of what it's like to fly with Delta, KLM, and Scandinavian Airlines 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
8.0
Very good
7,960 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

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
1,385 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

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!
Scandinavian Airlines
7.4
Good
1,484 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

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!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

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!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

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 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, Finnair, and Iberia can get you from Boise to Europe in just under 17h 16m. Your travel time can differ by up to 1h 09m. Airlines will cover a distance of 4560 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from Boise to Europe are United Airlines ($330), Delta ($348), and Air Canada ($352).

  • 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 - Rome Fiumicino, Boise Air Term. Gowen Fld - Reykjavik Keflavik Intl and Boise Air Term. Gowen Fld - Barcelona-El Prat.

  • 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, November is the cheapest month in which you can book a flight from Boise to Europe (average of $523). Flying from Boise to Europe in June is currently the most expensive (average of $910). 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

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Alternative routes for Boise 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 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$564Average$776FlexibilityNo cancel feeOn-time77%
KLMCheapest$577Average$863FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$579Average$924FlexibilityNo cancel feeOn-time69%
DeltaCheapest$590Average$991FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$591Average$1,022FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$602Average$1,181FlexibilityNo cancel feeOn-time67%
FinnairCheapest$637Average$980FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$643Average$1,052FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$695Average$977FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$722Average$987FlexibilityNo cancel feeOn-time77%

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