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$334+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
Jun 1 — Jun 81
Mon 6/1
Mon 6/8
1 adult, Economy
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Cheap 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 May 2, 2026.

This United Airlines deal was found by Cheapflights users on 4/28. 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 9/15:00 am
GEG
-
DUB
2 stops22h 10m
United Airlines
Tue 9/89:20 am
DUB
-
GEG
2 stops43h 44m
United Airlines
Deal found 4/28$723
This Air Canada deal was found by Cheapflights users on 4/27. 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.
Tue 9/11:38 pm
GEG
-
DUB
2 stops34h 37m
Air Canada
Tue 9/89:20 am
DUB
-
GEG
2 stops43h 56m
Air Canada
Deal found 4/27$726
This Iberia deal was found by Cheapflights users on 5/1. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/12:09 pm
GEG
-
DUB
2 stops16h 26m
Multiple Airlines
Tue 9/812:40 pm
DUB
-
GEG
1 stop16h 02m
Multiple Airlines
Deal found 5/1$741
This Delta deal was found by Cheapflights users on 4/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:40 am
BOI
-
DUB
1 stop20h 15m
Delta
Tue 11/105:55 am
DUB
-
BOI
2 stops25h 09m
Delta
Deal found 4/26$742
This Expedia deal was found by Cheapflights users on 4/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:10 pm
BOI
-
DUB
1 stop13h 05m
Finnair
Tue 11/101:00 pm
DUB
-
BOI
1 stop16h 03m
Finnair
Deal found 4/26$745
This KLM deal was found by Cheapflights users on 4/26. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:30 am
BOI
-
DUB
2 stops15h 15m
KLM
Tue 11/105:55 am
DUB
-
BOI
2 stops16h 35m
KLM
Deal found 4/26$747
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Sun 11/85:00 am
GEG
-
DUB
2 stops21h 20m
United Airlines
Tue 11/1010:40 am
DUB
-
GEG
2 stops18h 29m
United Airlines
Deal found 4/28$750
This Air Canada deal was found by Cheapflights users on 4/30. 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.
Mon 8/2410:37 am
BOI
-
DUB
2 stops38h 08m
Air Canada
Fri 8/289:50 am
DUB
-
BOI
2 stops37h 58m
Air Canada
Deal found 4/30$762
This Air Canada deal was found by Cheapflights users on 4/30. 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.
Tue 8/187:01 pm
BOI
-
DUB
2 stops29h 44m
Air Canada
Fri 8/289:50 am
DUB
-
BOI
2 stops42h 29m
Air Canada
Deal found 4/30$765
This FlightHub deal was found by Cheapflights users on 4/27. 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.
Tue 9/11:38 pm
GEG
-
DUB
2 stops34h 37m
Multiple Airlines
Mon 9/145:45 pm
DUB
-
GEG
2 stops35h 19m
Multiple Airlines
Deal found 4/27$766
This Air Canada deal was found by Cheapflights users on 4/30. 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 8/2211:46 am
BOI
-
DUB
2 stops37h 29m
Air Canada
Fri 8/289:50 am
DUB
-
BOI
2 stops37h 58m
Air Canada
Deal found 4/30$770
This American Airlines deal was found by Cheapflights users on 4/30. 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 10/132:21 pm
BOI
-
BCN
2 stops17h 19m
Multiple Airlines
Wed 10/2112:20 pm
BCN
-
BOI
2 stops19h 39m
Multiple Airlines
Deal found 4/30$771

Find flight deals from Idaho to Europe

Keep the following information in mind while searching for Idaho to Europe flight deals. Data was last updated May 2, 2026.

Round-trip from

$723
(United Airlines)

One-way from

$334
(Delta)

Popular in

November

Cheapest in

February

Average price

$1,106
From Idaho to Europe
Search Deals
One-way flight from Idaho to Europe
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 2, 2026.
Use the filters below to find and compare flights from Idaho to Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Tue 9/1

5:00 am-8:15 am

2 stops43h 15m

Dublin

Mon 9/14

9:20 am-2:58 pm

2 stops37h 38m

$776

SpokaneRome

GEG - FCO

GEGFCO

Spokane

Tue 10/27

5:00 am-9:00 am

2 stops20h 00m

Rome Fiumicino

Tue 11/10

12:15 pm-9:09 pm

2 stops41h 54m

$784

BoiseRome

BOI - FCO

BOIFCO

Boise Air Term. Gowen Fld

Wed 8/12

2:44 pm-12:20 pm

1 stop13h 36m

Rome Fiumicino

Wed 8/19

6:50 am-9:19 pm

2 stops22h 29m

$789

BoiseRome

BOI - FCO

BOIFCO

Boise Air Term. Gowen Fld

Wed 8/12

10:23 am-10:10 am

1 stop15h 47m

Rome Fiumicino

Wed 8/19

2:45 pm-11:29 pm

1 stop16h 44m

$791

BoiseRome

BOI - FCO

BOIFCO

Boise Air Term. Gowen Fld

Wed 8/5

12:20 pm-10:10 am

1 stop13h 50m

Rome Fiumicino

Fri 8/28

1:10 pm-10:32 pm

1 stop17h 22m

$791

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Sun 9/27

7:00 am-7:55 am

1 stop16h 55m

Dublin

Thu 10/1

5:55 am-2:46 pm

2 stops16h 51m

$794

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Sat 9/12

12:57 pm-7:45 am

2 stops34h 48m

Dublin

Sat 9/19

9:20 am-10:35 am

2 stops33h 15m

$795

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Sun 9/27

5:20 am-9:15 am

2 stops19h 55m

Dublin

Thu 10/1

5:55 am-6:47 pm

2 stops20h 52m

$798

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Tue 9/1

5:00 am-7:45 am

2 stops18h 45m

Dublin

Mon 9/14

9:50 am-12:35 pm

3 stops34h 45m

$801

BoiseRome

BOI - FCO

BOIFCO

Boise Air Term. Gowen Fld

Sun 8/9

12:20 pm-10:10 am

1 stop13h 50m

Rome Fiumicino

Fri 8/21

2:45 pm-11:29 pm

1 stop16h 44m

$825

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 60 resultsSorted by cheapest first
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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

How far ahead should I book a flight from Idaho to Europe?

To ensure you get the cheapest price possible for a flight from Idaho to Europe, you should look to book at least 26 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Idaho to Europe (average of $399). Flying from Idaho to Europe in June is currently the most expensive (average of $607). 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.

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.

  • How long is the flight from Idaho to Europe?

    For as low as $791, United Airlines can have you in Europe from Idaho in 13h 50m. The distance between Idaho and Europe is about 5725 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $276 on American Airlines. Other airlines that offer cheap prices include United Airlines from $280 and Iberia from $360 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, October is the cheapest month in which you can book a flight from Idaho to Europe (average of $399). Flying from Idaho to Europe in June is currently the most expensive (average of $607). 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

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Alternative routes for Idaho 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 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 May 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$483Average$782FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$493Average$868FlexibilityNo cancel feeOn-time69%
KLMCheapest$510Average$894FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$541Average$974FlexibilityNo cancel feeOn-time71%
DeltaCheapest$546Average$922FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$585Average$919FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$600Average$899FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$651Average$865FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$840Average$1,150FlexibilityNo cancel feeOn-time77%

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