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$331+ 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — MAD
dic. 26 — ene. 21
vie. 12/26
vie. 1/2
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 noviembre 26, 2025.

Round-trip from

$428
(American Airlines)

One-way from

$331
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,242
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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Highest demand for flights based on searches. 11% potential increase in price ($144 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in November 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 noviembre 26, 2025.

This lastminute.com deal was found by Cheapflights users on 11/26. 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.
jue. 11/276:15 amBOI - DUB
2 stops17h 55mAir Canada
mié. 12/109:00 amDUB - BOI
2 stops31h 59mAir Canada
Deal found 11/26$446
This United Airlines deal was found by Cheapflights users on 11/26. 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. 12/36:35 amBOI - FCO
2 stops17h 10mUnited Airlines
mié. 12/1711:00 amFCO - BOI
2 stops31h 39mUnited Airlines
Deal found 11/26$460
This Finnair deal was found by Cheapflights users on 11/25. 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.
lun. 12/86:44 amBOI - LIS
2 stops19h 21mMultiple Airlines
mar. 12/1611:05 amLIS - BOI
2 stops18h 20mMultiple Airlines
Deal found 11/25$460
This United Airlines deal was found by Cheapflights users on 11/26. 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.
jue. 11/278:17 amBOI - DUB
1 stop16h 53mUnited Airlines
mié. 12/109:00 amDUB - BOI
2 stops31h 59mUnited Airlines
Deal found 11/26$470
This United Airlines deal was found by Cheapflights users on 11/26. 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. 12/612:16 pmBOI - DUB
1 stop12h 54mUnited Airlines
sáb. 12/139:00 amDUB - BOI
2 stops31h 59mUnited Airlines
Deal found 11/26$478
This Finnair deal was found by Cheapflights users on 11/24. 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.
sáb. 12/66:44 amBOI - DUB
1 stop17h 26mMultiple Airlines
sáb. 12/1312:55 pmDUB - BOI
1 stop16h 26mMultiple Airlines
Deal found 11/24$483
This Finnair deal was found by Cheapflights users on 11/24. 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.
mié. 12/317:00 amBOI - OSL
2 stops29h 10mMultiple Airlines
mar. 1/138:45 amOSL - BOI
2 stops18h 40mMultiple Airlines
Deal found 11/24$526
This American Airlines deal was found by Cheapflights users on 11/25. 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.
mié. 12/38:55 amBOI - FCO
2 stops17h 50mMultiple Airlines
mié. 12/108:20 pmFCO - BOI
2 stops24h 14mMultiple Airlines
Deal found 11/25$532
This American Airlines deal was found by Cheapflights users on 11/25. 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.
mié. 12/38:55 amBOI - FCO
2 stops17h 50mMultiple Airlines
mié. 12/1712:20 pmFCO - BOI
2 stops19h 39mMultiple Airlines
Deal found 11/25$542
This Cheapflightsfares deal was found by Cheapflights users on 11/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/22:49 pmBOI - LIS
2 stops25h 41mLufthansa
mié. 12/105:00 amLIS - BOI
2 stops21h 43mLufthansa
Deal found 11/25$553
This Delta deal was found by Cheapflights users on 11/25. 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.
vie. 12/55:35 amBOI - AMS
2 stops17h 20mDelta
mar. 12/99:15 amAMS - BOI
1 stop33h 00mDelta
Deal found 11/25$561
This United Airlines deal was found by Cheapflights users on 11/24. 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. 12/82:49 pmBOI - LIS
2 stops36h 26mUnited Airlines
mar. 12/1611:20 amLIS - BOI
2 stops54h 19mUnited Airlines
Deal found 11/24$569

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 noviembre 26, 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

mié. 4/22

1:25 pm-1:25 pm

2 stops17h 00m

Dublin

mié. 5/6

9:45 am-9:07 pm

2 stops18h 22m

$434

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

mié. 4/22

5:40 am-7:55 am

1 stop19h 15m

Dublin

mié. 5/6

10:00 am-11:31 pm

1 stop20h 31m

$437

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

dom. 4/12

7:31 am-9:55 am

2 stops19h 24m

Dublin

jue. 4/30

9:30 am-9:07 pm

2 stops18h 37m

$442

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

lun. 1/12

12:19 pm-8:10 am

1 stop12h 51m

Dublin

dom. 1/18

9:00 am-10:57 pm

2 stops44h 57m

$452

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

lun. 1/12

12:19 pm-8:10 am

1 stop12h 51m

Dublin

lun. 1/26

9:00 am-1:35 pm

2 stops35h 35m

$455

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

lun. 2/16

7:00 am-8:50 am

1 stop17h 50m

Barcelona-El Prat

dom. 2/22

10:40 am-10:36 pm

1 stop19h 56m

$459

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

mié. 1/14

2:20 pm-7:10 am

2 stops33h 50m

Dublin

mié. 1/21

9:00 am-1:35 pm

2 stops35h 35m

$462

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

vie. 2/20

7:00 am-1:05 pm

2 stops22h 05m

Barcelona-El Prat

vie. 2/27

3:05 pm-12:46 pm

2 stops29h 41m

$463

BoiseRome

BOI - FCO

BOIFCO

Boise Air Term. Gowen Fld

mar. 1/20

7:20 am-5:55 pm

2 stops26h 35m

Rome Fiumicino

mié. 1/28

6:40 pm-7:25 pm

2 stops32h 45m

$463

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

vie. 1/30

11:20 am-11:10 am

2 stops15h 50m

Barcelona-El Prat

mar. 2/3

10:15 am-12:30 pm

2 stops34h 15m

$467

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/23

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, February is the cheapest month in which you can book a flight from Boise to Europe (average of $482). 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.

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 noviembre 26, 2025.

When flying from Boise to Europe, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 4% versus a flight in the evening.

What is the cheapest day to fly from Boise to Europe?

Use this chart to determine the cheapest time to fly round-trip from Boise to Europe. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boise to Europe flight should consider departing on Sunday afternoons when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 noviembre 26, 2025.
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
8,004 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
8,004 reviews
Delta
7.9
Good
8,004 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
1,423 reviews
Delta
7.9
Good
8,004 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
675 reviews
Delta
7.9
Good
8,004 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
9,050 reviews
Delta
7.9
Good
8,004 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
11,037 reviews
Delta
7.9
Good
8,004 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

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?

    American Airlines, Delta, and United Airlines can get you from Boise to Europe in just under 12h 51m. Your travel time can differ by up to 6h 24m. 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 ($335), Air Canada ($374), and Lufthansa ($387).

  • 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 - Lisbon Humberto Delgado and Boise Air Term. Gowen Fld - Paris Charles de Gaulle.

  • 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, February is the cheapest month in which you can book a flight from Boise to Europe (average of $482). 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

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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 noviembre 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$493Average$881FlexibilityNo cancel feeOn-time69%
IberiaCheapest$513Average$772FlexibilityNo cancel feeOn-time77%
KLMCheapest$577Average$853FlexibilityNo cancel feeOn-time75%
DeltaCheapest$590Average$966FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$602Average$1,050FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$602Average$1,023FlexibilityNo cancel feeOn-time67%
Virgin AtlanticCheapest$604Average$925FlexibilityNo cancel feeOn-time72%
FinnairCheapest$637Average$980FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$642Average$1,027FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$722Average$987FlexibilityNo cancel feeOn-time77%

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