What airlines fly to Europe?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Europe from Idaho according to our data. United Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Europe. Keep in mind that there are 10 different airlines that fly to Europe on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Idaho to Europe?

Delta, Air France, and Scandinavian Airlines are the most popular carriers operating from Idaho to Europe

When did momondo last update prices for flights from Idaho to Europe?

Prices for flights from Idaho to Europe refresh daily.

How many operators does momondo search for flights from Idaho to Europe?

There are 10 operators available for flights from Idaho to Europe as of September 2025.

How old do you have to be to fly from Idaho to Europe?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Europe.

What documentation or ID do you need to fly to Europe?

The required travel and health documents for your Europe trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Europe. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$255 Cheap Flights from Idaho to Europe in 2025/26

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Find the cheapest flights from Idaho to Europe

Round-trip

One-way

Last minute

Cheap round-trip flights

4:00 pm - 8:40 pmBOI-BER

20h 40m2 stops

8:10 am - 6:51 pmBER-BOI

18h 41m2 stops

$548Scandinavian Airlines

Find Deal

Mon, Oct 20 - Fri, Oct 24

8:17 am - 10:15 amBOI-LIS

42h 58m2 stops

11:20 am - 11:39 amLIS-BOI

31h 19m2 stops

$564United Airlines

Find Deal

Tue, Nov 4 - Tue, Nov 18

6:20 am - 9:35 amBOI-BCN

19h 15m2 stops

1:35 pm - 1:25 pmBCN-BOI

31h 50m3 stops

$567Multiple Airlines

Find Deal

Wed, Nov 5 - Wed, Nov 12

11:43 am - 6:15 amBOI-KEF

11h 32m1 stop

5:00 pm - 10:20 pmKEF-BOI

12h 20m1 stop

$571Multiple Airlines

Find Deal

Tue, Nov 11 - Tue, Nov 18

6:20 am - 9:35 amBOI-BCN

19h 15m2 stops

1:35 pm - 1:25 pmBCN-BOI

31h 50m2 stops

$574Air Canada

Find Deal

Wed, Nov 5 - Wed, Nov 12

5:25 am - 7:00 amBOI-BCN

18h 35m2 stops

10:15 am - 12:35 amBCN-BOI

22h 20m2 stops

$587Delta

Find Deal

Wed, Oct 29 - Thu, Nov 13

7:39 am - 8:50 amBOI-BCN

17h 11m1 stop

9:15 pm - 9:15 pmBCN-BOI

31h 00m2 stops

$605Finnair

Find Deal

Mon, Mar 2 - Mon, Mar 9

7:40 am - 3:20 pmBOI-FCO

23h 40m2 stops

9:20 am - 12:35 amFCO-BOI

23h 15m2 stops

$614Delta

Find Deal

Wed, Nov 5 - Wed, Nov 12

7:00 am - 9:15 amBOI-KEF

43h 15m2 stops

10:00 am - 10:09 pmKEF-BOI

43h 09m2 stops

$619Finnair

Find Deal

Wed, Nov 5 - Wed, Nov 12

6:20 am - 9:35 amBOI-BCN

19h 15m2 stops

1:35 pm - 9:21 pmBCN-BOI

39h 46m2 stops

$639Air Canada

Find Deal

Sun, Nov 9 - Sun, Nov 23

United Airlines flights from Idaho to Europe

Our best United Airlines deals on Idaho to Europe flight tickets

United Airlines

Nov 4

BOI8:17 amBoise Air Term. Gowen Fld

42h 58m

2 stops

LIS10:15 amLisbon Humberto Delgado

Nov 18

LIS11:20 amLisbon Humberto Delgado

31h 19m

2 stops

BOI11:39 amBoise Air Term. Gowen Fld

$564

Find similar

United Airlines

Nov 11

BOI6:15 amBoise Air Term. Gowen Fld

18h 55m

2 stops

LIS8:10 amLisbon Humberto Delgado

Nov 25

LIS5:00 amLisbon Humberto Delgado

23h 16m

2 stops

BOI9:16 pmBoise Air Term. Gowen Fld

$569

Find similar

United Airlines

Nov 11

BOI6:15 amBoise Air Term. Gowen Fld

18h 55m

2 stops

LIS8:10 amLisbon Humberto Delgado

Nov 26

LIS5:00 amLisbon Humberto Delgado

35h 58m

2 stops

BOI9:58 amBoise Air Term. Gowen Fld

$575

Find similar

Delta flights from Idaho to Europe

Our best Delta deals on Idaho to Europe flight tickets

Delta

Oct 29

BOI5:25 amBoise Air Term. Gowen Fld

18h 35m

2 stops

BCN7:00 amBarcelona-El Prat

Nov 13

BCN10:15 amBarcelona-El Prat

22h 20m

2 stops

BOI12:35 amBoise Air Term. Gowen Fld

$587

Find similar

Delta

Nov 5

BOI7:40 amBoise Air Term. Gowen Fld

23h 40m

2 stops

FCO3:20 pmRome Fiumicino

Nov 12

FCO9:20 amRome Fiumicino

23h 15m

2 stops

BOI12:35 amBoise Air Term. Gowen Fld

$614

Find similar

Delta

Dec 3

BOI5:17 amBoise Air Term. Gowen Fld

21h 13m

2 stops

FCO10:30 amRome Fiumicino

Dec 17

FCO12:40 pmRome Fiumicino

32h 11m

1 stop

BOI12:51 pmBoise Air Term. Gowen Fld

$615

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BoiseBerlin

BOI - BER

BOIBER

Boise Air Term. Gowen Fld

Mon 10/20

4:00 pm-8:40 pm

2 stops20h 40m

Berlin Brandenburg

Fri 10/24

8:10 am-6:51 pm

2 stops18h 41m

$548

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Tue 11/4

8:17 am-10:15 am

2 stops42h 58m

Lisbon Humberto Delgado

Tue 11/18

11:20 am-11:39 am

2 stops31h 19m

$564

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Wed 11/5

6:20 am-9:35 am

2 stops19h 15m

Barcelona-El Prat

Wed 11/12

1:35 pm-1:25 pm

3 stops31h 50m

$567

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Tue 11/11

11:43 am-6:15 am

1 stop11h 32m

Reykjavik Keflavik Intl

Tue 11/18

5:00 pm-10:20 pm

1 stop12h 20m

$571

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Wed 11/5

6:20 am-9:35 am

2 stops19h 15m

Barcelona-El Prat

Wed 11/12

1:35 pm-1:25 pm

2 stops31h 50m

$574

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Wed 10/29

5:25 am-7:00 am

2 stops18h 35m

Barcelona-El Prat

Thu 11/13

10:15 am-12:35 am

2 stops22h 20m

$587

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Mon 3/2

7:39 am-8:50 am

1 stop17h 11m

Barcelona-El Prat

Mon 3/9

9:15 pm-9:15 pm

2 stops31h 00m

$605

BoiseRome

BOI - FCO

BOIFCO

Boise Air Term. Gowen Fld

Wed 11/5

7:40 am-3:20 pm

2 stops23h 40m

Rome Fiumicino

Wed 11/12

9:20 am-12:35 am

2 stops23h 15m

$614

BoiseReykjavik

BOI - KEF

BOIKEF

Boise Air Term. Gowen Fld

Wed 11/5

7:00 am-9:15 am

2 stops43h 15m

Reykjavik Keflavik Intl

Wed 11/12

10:00 am-10:09 pm

2 stops43h 09m

$619

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Sun 11/9

6:20 am-9:35 am

2 stops19h 15m

Barcelona-El Prat

Sun 11/23

1:35 pm-9:21 pm

2 stops39h 46m

$639

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Idaho to Europe

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Europe?

The cheapest month to fly to Europe from Idaho is in October. Flight prices, which tend to average around $707, are often lower during this time because this is during the off-season. If you aren’t able to travel to Europe during the month of October, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $788.

What is the cheapest day to depart on your flight to Europe?

The cheapest day to depart from Idaho to Europe is on a Wednesday. Travelers who choose to depart for Europe on a Wednesday will often find tickets for as low as $801. Flights from Idaho to Europe on a Friday will generally be more expensive and average around $975. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Europe?

According to our data, the cheapest time of day to fly to Europe is in the morning. momondo users have found flights departing from Idaho to Europe in the morning for as low as $864. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around $1,103. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Europe?

You are more likely to see cheaper flights to Europe from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to Europe for around $971 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Europe from Idaho for as low as $687 on momondo.

Can stopping save me money on Idaho to Europe flights?

You could potentially save up to 24% on your flight if you consider stops on a Idaho to Europe flight.

Cheap Idaho to Europe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Europe

Direct flights	None

There are no direct flights from Idaho to Europe. There are no popular flight routes from Idaho to Europe.

Search flight deals

When did momondo last update prices for flights from Idaho to Europe?
Prices for flights from Idaho to Europe refresh daily.
How many operators does momondo search for flights from Idaho to Europe?
There are 10 operators available for flights from Idaho to Europe as of September 2025.
How old do you have to be to fly from Idaho to Europe?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Europe.
What documentation or ID do you need to fly to Europe?
The required travel and health documents for your Europe trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Europe. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Idaho to Europe

Compare and see reviews for airlines that fly from Idaho to Europe with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $552	Free Cancellation	Rating 7.4 8,922 reviews	Search United Airlines flights
KLM	PriceFrom $577	Free Cancellation	Rating 7.8 1,387 reviews	Search KLM flights
Iberia	PriceFrom $586	Free Cancellation	Rating 7.0 2,938 reviews	Search Iberia flights
Delta	PriceFrom $590	Free Cancellation	Rating 7.9 7,971 reviews	Search Delta flights
American Airlines	PriceFrom $591	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Air Canada	PriceFrom $602	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Finnair	PriceFrom $637	Free Cancellation	Rating 7.6 1,326 reviews	Search Finnair flights
Scandinavian Airlines	PriceFrom $642	Free Cancellation	Rating 7.4 1,492 reviews	Search Scandinavian Airlines flights
Virgin Atlantic	PriceFrom $697	Free Cancellation	Rating 7.4 664 reviews	Search Virgin Atlantic flights
Air France	PriceFrom $722	Free Cancellation	Rating 7.4 1,467 reviews	Search Air France flights

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Europe?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Europe from Idaho.

Can I find flights from Idaho to Europe with flexible booking policies on momondo?

All flight searches from Idaho to Europe on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Idaho to Europe?

momondo provides multiple filters to help you find the best flight to Europe from Idaho. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Idaho to Europe right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Europe from Idaho. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.