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$339+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
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 April 11, 2025.

Round-trip from

$625
(Kiwi.com)

One-way from

$339
(Norse)

Popular in

December

Cheapest in

March

Average price

$1,096
From Idaho to Europe
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One-way flight from Idaho to Europe
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 11, 2025.

This United Airlines deal was found by Cheapflights users on 4/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1212:29 pmBOI - BCN
1 stop16h 36mUnited Airlines
Wed 11/1912:15 pmBCN - BOI
2 stops39h 26mUnited Airlines
Deal found 4/9$548
This Cheapflightsfares deal was found by Cheapflights users on 4/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:21 amBOI - DUB
1 stop16h 54mIberia
Fri 12/122:05 pmDUB - BOI
1 stop14h 19mIberia
Deal found 4/9$548
This Finnair deal was found by Cheapflights users on 4/9. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:21 amBOI - DUB
2 stops18h 19mMultiple Airlines
Fri 12/122:05 pmDUB - BOI
1 stop14h 19mMultiple Airlines
Deal found 4/9$566
This Delta deal was found by Cheapflights users on 4/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:30 amBOI - DUB
2 stops17h 15mDelta
Fri 12/1210:45 amDUB - BOI
2 stops20h 14mDelta
Deal found 4/9$575
This United Airlines deal was found by Cheapflights users on 4/10. 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.
Tue 11/45:00 amGEG - FCO
2 stops20h 55mUnited Airlines
Tue 11/1112:15 pmFCO - GEG
2 stops33h 25mUnited Airlines
Deal found 4/10$580
This United deal was found by Cheapflights users on 4/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2212:29 pmBOI - DUB
1 stop14h 16mUnited Airlines
Sat 11/18:00 amDUB - BOI
2 stops44h 08mUnited Airlines
Deal found 4/10$593
This Air Canada deal was found by Cheapflights users on 4/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/82:43 pmBOI - BCN
3 stops35h 07mMultiple Airlines
Mon 11/1712:15 pmBCN - BOI
2 stops33h 15mMultiple Airlines
Deal found 4/10$605
This Ovago deal was found by Cheapflights users on 4/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/311:00 pmGEG - DUB
2 stops21h 15mScandinavian Airlines
Tue 9/97:05 pmDUB - GEG
2 stops29h 52mScandinavian Airlines
Deal found 4/10$616
This Norse deal was found by Cheapflights users on 4/9. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/97:00 amGEG - LGW
1 stop19h 55mMultiple Airlines
Fri 5/2310:55 amLGW - GEG
1 stop19h 27mMultiple Airlines
Deal found 4/9$630
This United Airlines deal was found by Cheapflights users on 4/10. 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.
Sat 8/166:25 pmGEG - DUB
2 stops29h 20mUnited Airlines
Thu 8/289:20 amDUB - GEG
2 stops43h 09mUnited Airlines
Deal found 4/10$651
This CheapOair deal was found by Cheapflights users on 4/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:00 amBOI - DUB
2 stops18h 15mAir Canada
Wed 9/249:20 amDUB - BOI
2 stops40h 49mAir Canada
Deal found 4/11$657
This Air Canada deal was found by Cheapflights users on 4/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1111:32 amGEG - DUB
2 stops36h 43mAir Canada
Tue 10/219:50 amDUB - GEG
2 stops45h 19mAir Canada
Deal found 4/10$664

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 April 11, 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

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 5/7

7:00 am-10:55 am

1 stop19h 55m

London Gatwick

Wed 5/21

10:55 am-10:22 pm

1 stop19h 27m

$625

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Wed 9/10

7:00 am-8:15 am

2 stops18h 15m

Dublin

Wed 9/24

9:20 am-7:09 pm

2 stops40h 49m

$657

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Tue 5/6

12:05 pm-9:45 am

1 stop14h 40m

Dublin

Wed 5/14

11:35 am-10:45 pm

1 stop18h 10m

$685

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 9/23

3:05 pm-9:40 pm

2 stops23h 35m

London Heathrow

Wed 10/1

6:40 am-8:16 pm

2 stops20h 36m

$686

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Wed 9/10

7:00 am-8:15 am

3 stops18h 15m

Dublin

Wed 10/1

9:50 am-11:05 pm

2 stops20h 15m

$691

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 9/23

7:15 am-10:15 am

1 stop20h 00m

London Heathrow

Wed 10/1

6:30 am-4:29 pm

2 stops16h 59m

$692

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Sun 8/24

1:41 pm-10:50 am

1 stop14h 09m

London Heathrow

Thu 9/4

10:30 am-9:14 pm

1 stop17h 44m

$697

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Sun 8/24

4:17 pm-11:20 am

1 stop12h 03m

London Heathrow

Thu 9/4

9:55 am-8:20 pm

2 stops17h 25m

$700

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 9/23

2:00 pm-2:15 pm

1 stop17h 15m

London Heathrow

Wed 10/1

12:45 pm-11:38 pm

1 stop17h 53m

$705

SpokaneLondon

GEG - LHR

GEGLHR

Spokane

Tue 5/13

4:56 pm-8:00 pm

2 stops19h 04m

London Heathrow

Wed 5/21

6:30 am-5:00 pm

2 stops18h 30m

$705

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

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 $953). 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 April 11, 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.

Rainfall in Europe by month

Plan your trip to Europe by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Europe ranges from 0.4 - 3.9 inches per month. December is typically the wettest month, when rainfall can reach 3.9 in. July is typically the driest time to visit Europe when rainfall is around 0.4 in.

Temperature in Europe by month

Plan your trip to Europe by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Europe, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 April 11, 2025.
Delta
8.0
Very good
7,910 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,910 reviews
Delta
8.0
Very good
7,910 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Alaska Airlines
8.0
Very good
9,851 reviews
Delta
8.0
Very good
7,910 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,910 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,910 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,575 reviews
Delta
8.0
Very good
7,910 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    One-way options have recently been found by users for as low as $451 on Delta. Other airlines that offer cheap prices include Scandinavian Airlines from $462 and KLM from $463 one-way.

  • 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 $953). 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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Top 9 airlines flying from Idaho to Europe

Discover the top 9 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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$549Average$1,058FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$569Average$1,094FlexibilityNo cancel feeOn-time69%
DeltaCheapest$570Average$1,018FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$586Average$1,090FlexibilityNo cancel feeOn-time77%
KLMCheapest$614Average$984FlexibilityNo cancel feeOn-time75%
Scandinavian AirlinesCheapest$642Average$1,101FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$654Average$988FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$695Average$879FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$701Average$1,135FlexibilityNo cancel feeOn-time67%

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