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$307+ 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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
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 julio 3, 2025.

Round-trip from

$520
(Air Canada)

One-way from

$307
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$1,024
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 ($24 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/151:42 pmBOI - DUB
1 stop15h 53mMultiple Airlines
mié. 10/224:10 pmDUB - BOI
1 stop13h 54mMultiple Airlines
Deal found 7/3$502
This Air Canada deal was found by Cheapflights users on 7/1. 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.
lun. 8/1110:45 amBOI - MAD
2 stops35h 55mAir Canada
mié. 8/2712:45 pmMAD - BOI
2 stops40h 29mAir Canada
Deal found 7/1$520
This Cheapflightsfares deal was found by Cheapflights users on 7/1. 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.
lun. 8/117:00 amBOI - MAD
1 stop18h 05mIberia
mié. 8/2712:40 pmMAD - BOI
1 stop17h 03mIberia
Deal found 7/1$538
This American Airlines deal was found by Cheapflights users on 7/1. 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.
mar. 9/161:38 pmBOI - MAD
1 stop16h 42mAmerican Airlines
mar. 9/234:40 pmMAD - BOI
1 stop27h 47mAmerican Airlines
Deal found 7/1$548
This United Airlines deal was found by Cheapflights users on 7/2. 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. 11/512:35 pmBOI - DUB
1 stop12h 35mUnited Airlines
mié. 11/129:00 amDUB - BOI
2 stops38h 03mUnited Airlines
Deal found 7/2$554
This Gotogate deal was found by Cheapflights users on 7/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/35:00 amBOI - DUB
2 stops43h 45mAir Canada
mar. 8/199:50 amDUB - BOI
2 stops32h 41mAir Canada
Deal found 7/1$576
This KLM deal was found by Cheapflights users on 7/1. 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.
dom. 8/310:24 amBOI - DUB
1 stop14h 31mKLM
mar. 8/1912:00 pmDUB - BOI
1 stop18h 56mKLM
Deal found 7/1$581
This Expedia deal was found by Cheapflights users on 7/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/126:20 amBOI - BCN
2 stops19h 15mAir Canada
mié. 11/191:35 pmBCN - BOI
2 stops28h 23mAir Canada
Deal found 7/1$583
This United Airlines deal was found by Cheapflights users on 7/2. 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. 11/196:15 amBOI - BCN
2 stops19h 20mUnited Airlines
jue. 11/2711:00 amBCN - BOI
2 stops19h 55mUnited Airlines
Deal found 7/2$587
This United Airlines deal was found by Cheapflights users on 7/2. 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.
mar. 10/217:00 amBOI - LIS
2 stops18h 20mUnited Airlines
jue. 11/610:55 amLIS - BOI
2 stops43h 00mUnited Airlines
Deal found 7/2$587
This United Airlines deal was found by Cheapflights users on 7/1. 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.
dom. 12/76:25 amBOI - MAD
2 stops17h 35mUnited Airlines
mar. 12/166:05 amMAD - BOI
2 stops21h 02mUnited Airlines
Deal found 7/1$593
This Booking.com deal was found by Cheapflights users on 7/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/196:20 amBOI - LIS
2 stops19h 35mMultiple Airlines
jue. 11/275:00 amLIS - BOI
2 stops23h 21mMultiple Airlines
Deal found 7/3$597

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 julio 3, 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

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

lun. 8/11

10:45 am-6:40 am

2 stops35h 55m

Madrid Barajas

mié. 8/27

12:45 pm-9:14 pm

2 stops40h 29m

$520

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

mié. 10/1

4:34 pm-12:35 pm

1 stop13h 01m

Dublin

mié. 10/8

4:10 pm-11:04 pm

1 stop13h 54m

$526

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

lun. 8/11

7:00 am-9:05 am

1 stop18h 05m

Madrid Barajas

mié. 8/27

12:40 pm-9:43 pm

1 stop17h 03m

$538

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

mar. 9/16

1:38 pm-2:20 pm

1 stop16h 42m

Madrid Barajas

mar. 9/23

4:40 pm-12:27 pm

1 stop27h 47m

$548

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

mié. 11/12

12:35 pm-1:05 pm

1 stop16h 30m

Barcelona-El Prat

mié. 11/19

1:35 pm-10:55 pm

2 stops41h 20m

$560

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

mié. 11/12

6:15 am-9:35 am

3 stops19h 20m

Barcelona-El Prat

mié. 11/19

1:35 pm-1:25 pm

3 stops31h 50m

$573

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

dom. 8/3

5:00 am-7:45 am

2 stops43h 45m

Dublin

mar. 8/19

9:50 am-11:31 am

2 stops32h 41m

$576

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

dom. 8/3

11:45 am-7:55 am

2 stops13h 10m

Dublin

mar. 8/19

12:00 pm-11:56 pm

1 stop18h 56m

$581

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

mar. 10/21

7:00 am-8:20 am

2 stops18h 20m

Lisbon Humberto Delgado

jue. 11/6

10:55 am-10:55 pm

2 stops43h 00m

$587

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

dom. 12/7

6:25 am-8:00 am

2 stops17h 35m

Madrid Barajas

mar. 12/16

6:05 am-7:07 pm

2 stops21h 02m

$593

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 $915). 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 julio 3, 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 julio 3, 2025.
Get a feel of what it's like to fly with Delta, KLM, and Finnair 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
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

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
7,970 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

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
1,366 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

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
1,306 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

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
7.5
Good
1,473 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

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!
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

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.

  • 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 American Airlines ($419), Air Canada ($448), and United Airlines ($468).

  • 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 - London Heathrow, Boise Air Term. Gowen Fld - Dublin 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, 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 $915). 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 9 airlines flying from Boise to Europe

Discover the top 9 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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$555Average$860FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$556Average$982FlexibilityNo cancel feeOn-time71%
IberiaCheapest$564Average$883FlexibilityNo cancel feeOn-time77%
DeltaCheapest$568Average$1,029FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$569Average$965FlexibilityNo cancel feeOn-time69%
Scandinavian AirlinesCheapest$643Average$1,052FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$695Average$979FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$701Average$1,181FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$722Average$948FlexibilityNo cancel feeOn-time77%

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