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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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
May 4 — May 111
Mon 5/4
Mon 5/11
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 April 4, 2026.

This Air Canada deal was found by Cheapflights users on 4/1. 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.
Mon 8/177:01 pm
BOI
-
DUB
2 stops29h 44m
Air Canada
Fri 8/289:50 am
DUB
-
BOI
2 stops42h 29m
Air Canada
Deal found 4/1$714
This Air Canada deal was found by Cheapflights users on 4/1. 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.
Mon 8/177:01 pm
BOI
-
DUB
2 stops29h 44m
Air Canada
Tue 8/259:50 am
DUB
-
BOI
2 stops37h 58m
Air Canada
Deal found 4/1$718
This Air Canada deal was found by Cheapflights users on 4/1. 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.
Wed 8/126:30 am
BOI
-
DUB
2 stops18h 15m
Air Canada
Tue 8/259:50 am
DUB
-
BOI
2 stops39h 03m
Air Canada
Deal found 4/1$721
This Air Canada deal was found by Cheapflights users on 4/1. 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.
Sat 8/156:30 am
BOI
-
DUB
2 stops42h 45m
Air Canada
Fri 8/289:50 am
DUB
-
BOI
2 stops37h 58m
Air Canada
Deal found 4/1$722
This Air Canada deal was found by Cheapflights users on 4/1. 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.
Sat 8/155:44 pm
BOI
-
DUB
2 stops31h 01m
Air Canada
Tue 8/259:50 am
DUB
-
BOI
2 stops39h 03m
Air Canada
Deal found 4/1$726
This United Airlines deal was found by Cheapflights users on 3/31. 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 stops43h 15m
United Airlines
Tue 9/89:20 am
DUB
-
GEG
2 stops37h 38m
United Airlines
Deal found 3/31$726
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Sun 9/65:00 am
BOI
-
DUB
2 stops19h 20m
United Airlines
Wed 9/99:20 am
DUB
-
BOI
2 stops43h 05m
United Airlines
Deal found 4/1$727
This FlightHub deal was found by Cheapflights users on 4/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/151:00 pm
GEG
-
FCO
2 stops34h 50m
Scandinavian Airlines
Thu 9/247:25 pm
FCO
-
GEG
2 stops32h 22m
Scandinavian Airlines
Deal found 4/2$727
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Sun 9/65:00 am
GEG
-
DUB
2 stops21h 40m
United Airlines
Thu 9/109:50 am
DUB
-
GEG
2 stops43h 14m
United Airlines
Deal found 4/1$727
This Air Canada deal was found by Cheapflights users on 4/1. 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.
Fri 8/145:44 pm
BOI
-
DUB
2 stops55h 31m
Air Canada
Fri 8/289:50 am
DUB
-
BOI
2 stops37h 58m
Air Canada
Deal found 4/1$728
This Air Canada deal was found by Cheapflights users on 4/1. 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.
Fri 8/145:44 pm
BOI
-
DUB
2 stops55h 31m
Air Canada
Thu 8/279:50 am
DUB
-
BOI
2 stops37h 58m
Air Canada
Deal found 4/1$731
This Air Canada deal was found by Cheapflights users on 4/1. 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.
Fri 8/145:44 pm
BOI
-
DUB
2 stops55h 31m
Air Canada
Wed 8/269:20 am
DUB
-
BOI
2 stops38h 28m
Air Canada
Deal found 4/1$736

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 April 4, 2026.

Round-trip from

$714
(Air Canada)

One-way from

$334
(Iberia)

Popular in

November

Cheapest in

February

Average price

$979
From Idaho to Europe
Search Deals
One-way flight from Idaho to Europe
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 4, 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

Tue 9/8

9:20 am-2:58 pm

2 stops37h 38m

$726

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Sun 9/6

5:00 am-7:20 am

2 stops19h 20m

Dublin

Wed 9/9

9:20 am-9:25 pm

2 stops43h 05m

$727

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Sun 9/6

5:00 am-10:40 am

2 stops21h 40m

Dublin

Thu 9/10

9:50 am-9:04 pm

2 stops43h 14m

$727

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Tue 8/4

11:09 am-9:45 am

1 stop14h 36m

Dublin

Tue 8/18

11:35 am-10:22 pm

2 stops18h 47m

$785

BoiseRome

BOI - FCO

BOIFCO

Boise Air Term. Gowen Fld

Mon 8/17

6:23 am-1:20 pm

1 stop22h 57m

Rome Fiumicino

Fri 8/21

3:40 pm-11:50 pm

1 stop16h 10m

$790

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Sun 9/27

6:05 am-7:55 am

1 stop17h 50m

Dublin

Thu 10/1

5:55 am-5:08 pm

2 stops19h 13m

$793

SpokaneRome

GEG - FCO

GEGFCO

Spokane

Mon 8/17

12:57 pm-1:20 pm

1 stop15h 23m

Rome Fiumicino

Fri 8/21

3:40 pm-10:35 am

1 stop27h 55m

$796

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Sun 9/27

5:20 am-10:00 am

2 stops20h 40m

Dublin

Thu 10/1

5:55 am-5:08 pm

2 stops19h 13m

$797

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Tue 4/21

10:35 am-10:40 am

2 stops17h 05m

Dublin

Wed 4/29

9:50 am-10:35 pm

2 stops43h 45m

$812

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Tue 4/21

5:34 am-7:55 am

1 stop19h 21m

Dublin

Wed 4/29

11:00 am-10:28 pm

1 stop18h 28m

$834

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

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

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

Currently, February is the cheapest month in which you can book a flight from Idaho to Europe (average of $473). Flying from Idaho 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.

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 $793, United Airlines can have you in Europe from Idaho in 17h 50m. The distance between Idaho and Europe is about 4379 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 $267 on United Airlines. Other airlines that offer cheap prices include American Airlines from $276 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, February is the cheapest month in which you can book a flight from Idaho to Europe (average of $473). Flying from Idaho 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

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 April 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$483Average$655FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$489Average$901FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$493Average$860FlexibilityNo cancel feeOn-time69%
KLMCheapest$510Average$854FlexibilityNo cancel feeOn-time75%
DeltaCheapest$546Average$901FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$596Average$923FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$604Average$909FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$651Average$857FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$840Average$1,150FlexibilityNo cancel feeOn-time77%

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