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

Iberia, Lufthansa, and United Airlines are the most popular carriers operating from Europe to Idaho

How long is the flight from Europe to Idaho?

Flight times from Europe to Idaho vary, but if you’re flying out of Madrid and flying into Boise (one of the most popular routes), then the duration is 17h 47m on average. Another popular route from Europe to Idaho is flying from Barcelona to Boise, which will take roughly 19h 05m. Keep in mind that layovers or delays could extend your travel time.

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

Prices for flights from Europe to Idaho are updated daily.

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

There is 1 operator available for flights from Europe to Idaho as of July 2026.

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

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 Europe to Idaho.

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

The required travel and health documents for your Idaho 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 Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$440 Cheap Flights from Europe to Idaho in 2026

Find the cheapest flights from Europe to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:40 pm - 11:00 pm

LHR

BOI

35h 20m

2 stops

4:00 pm - 4:00 pm

BOI

LHR

41h 00m

2 stops

$759Scandinavian Airlines

Wed, Aug 26 - Tue, Sep 8

2:15 pm - 8:35 pm

FRA

BOI

14h 20m

1 stop

2:16 pm - 1:10 pm

BOI

FRA

14h 54m

1 stop

$760Multiple Airlines

Wed, Sep 16 - Thu, Oct 1

10:25 am - 11:24 am

LHR

GEG

32h 59m

2 stops

11:30 am - 5:55 am

GEG

LHR

34h 25m

1 stop

$825United Airlines

Wed, Dec 2 - Sun, Dec 6

2:05 pm - 11:59 pm

LHR

BOI

40h 54m

2 stops

2:44 pm - 9:40 am

BOI

LHR

11h 56m

1 stop

$829United Airlines

Wed, Sep 23 - Tue, Oct 6

10:15 am - 10:03 pm

FRA

BOI

19h 48m

1 stop

7:00 am - 7:15 am

BOI

FRA

16h 15m

1 stop

$855Iberia

Thu, Nov 5 - Tue, Nov 24

10:55 am - 10:11 pm

FRA

BOI

19h 16m

1 stop

6:44 am - 8:45 am

BOI

FRA

18h 01m

1 stop

$859Iberia

Mon, Aug 24 - Mon, Aug 31

9:30 am - 9:37 pm

LHR

BOI

19h 07m

2 stops

10:31 am - 9:40 am

BOI

LHR

16h 09m

1 stop

$882Lufthansa

Tue, Sep 1 - Wed, Sep 16

9:15 am - 9:05 pm

FRA

GEG

20h 50m

2 stops

1:41 pm - 11:15 am

GEG

FRA

12h 34m

1 stop

$900Lufthansa

Thu, Jul 23 - Tue, Aug 11

1:00 pm - 11:59 pm

LGW

GEG

42h 59m

2 stops

4:38 pm - 2:40 pm

GEG

LGW

14h 02m

2 stops

$950Icelandair

Tue, Sep 8 - Tue, Oct 6

1:00 pm - 11:59 pm

LGW

GEG

42h 59m

2 stops

4:38 pm - 2:40 pm

GEG

LGW

14h 02m

2 stops

$951Icelandair

Tue, Sep 8 - Tue, Oct 6

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Lufthansa flights from Europe to Idaho

Our best Lufthansa deals on Europe to Idaho flight tickets

Lufthansa

Sep 1

LHR9:30 amLondon Heathrow

19h 07m

2 stops

BOI9:37 pmBoise Air Term. Gowen Fld

Sep 16

BOI10:31 amBoise Air Term. Gowen Fld

16h 09m

1 stop

LHR9:40 amLondon Heathrow

$882

Lufthansa

Oct 5

LHR11:25 amLondon Heathrow

13h 18m

1 stop

BOI5:43 pmBoise Air Term. Gowen Fld

Oct 19

BOI10:30 amBoise Air Term. Gowen Fld

16h 10m

1 stop

LHR9:40 amLondon Heathrow

$886

Lufthansa

Sep 1

LHR11:25 amLondon Heathrow

17h 21m

1 stop

GEG8:46 pmSpokane

Sep 30

GEG1:38 pmSpokane

14h 57m

1 stop

LHR12:35 pmLondon Heathrow

$889

Scandinavian Airlines flights from Europe to Idaho

Our best Scandinavian Airlines deals on Europe to Idaho flight tickets

Scandinavian Airlines

Aug 26

LHR6:40 pmLondon Heathrow

35h 20m

2 stops

BOI11:00 pmBoise Air Term. Gowen Fld

Sep 8

BOI4:00 pmBoise Air Term. Gowen Fld

41h 00m

2 stops

LHR4:00 pmLondon Heathrow

$759

Scandinavian Airlines

Sep 29

LHR6:40 amLondon Heathrow

18h 29m

2 stops

GEG5:09 pmSpokane

Oct 6

GEG1:00 pmSpokane

19h 00m

2 stops

LHR4:00 pmLondon Heathrow

$763

Scandinavian Airlines

Sep 8

LHR6:40 amLondon Heathrow

18h 29m

2 stops

GEG5:09 pmSpokane

Oct 6

GEG1:00 pmSpokane

20h 40m

2 stops

LHR5:40 pmLondon Heathrow

$770

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 8/26

6:40 pm-11:00 pm

2 stops35h 20m

Boise Air Term. Gowen Fld

Tue 9/8

4:00 pm-4:00 pm

2 stops41h 00m

$759

Quickest round-trip

Frankfurt am MainBoise

FRA - BOI

FRABOI

Frankfurt am Main

Wed 9/16

2:15 pm-8:35 pm

1 stop14h 20m

Boise Air Term. Gowen Fld

Thu 10/1

2:16 pm-1:10 pm

1 stop14h 54m

$760

LondonSpokane

LHR - GEG

LHRGEG

London Heathrow

Wed 12/2

10:25 am-11:24 am

2 stops32h 59m

Spokane

Sun 12/6

11:30 am-5:55 am

1 stop34h 25m

$825

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 9/23

2:05 pm-11:59 pm

2 stops40h 54m

Boise Air Term. Gowen Fld

Tue 10/6

2:44 pm-9:40 am

1 stop11h 56m

$829

Frankfurt am MainBoise

FRA - BOI

FRABOI

Frankfurt am Main

Thu 11/5

10:15 am-10:03 pm

1 stop19h 48m

Boise Air Term. Gowen Fld

Tue 11/24

7:00 am-7:15 am

1 stop16h 15m

$855

Frankfurt am MainBoise

FRA - BOI

FRABOI

Frankfurt am Main

Mon 8/24

10:55 am-10:11 pm

1 stop19h 16m

Boise Air Term. Gowen Fld

Mon 8/31

6:44 am-8:45 am

1 stop18h 01m

$859

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Tue 9/1

9:30 am-9:37 pm

2 stops19h 07m

Boise Air Term. Gowen Fld

Wed 9/16

10:31 am-9:40 am

1 stop16h 09m

$882

Frankfurt am MainSpokane

FRA - GEG

FRAGEG

Frankfurt am Main

Thu 7/23

9:15 am-9:05 pm

2 stops20h 50m

Spokane

Tue 8/11

1:41 pm-11:15 am

1 stop12h 34m

$900

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Tue 9/8

1:00 pm-11:59 pm

2 stops42h 59m

Spokane

Tue 10/6

4:38 pm-2:40 pm

2 stops14h 02m

$950

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Tue 9/8

1:00 pm-11:59 pm

2 stops42h 59m

Spokane

Tue 10/6

4:38 pm-2:40 pm

2 stops14h 02m

$951

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 Europe to Idaho

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

Other information

What is the cheapest month to fly to Idaho?

In general, April is the cheapest month to fly from Europe to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $250. If you don’t want to visit Idaho in April, then you should wait until January to fly from Europe, when ticket prices are also cheap, with an average price of $455.

Can stopping save me money on Europe to Idaho flights?

You could potentially save up to 46% on your flight if you consider stops on a Europe to Idaho flight.

Cheap Europe to Idaho flight deals and tips

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

Fastest flight time	13h 36m
Direct flights	None

The fastest flight from Europe to Idaho takes 13h 36m

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

Search flight deals

Frequently asked questions about flying from Europe to Idaho

When did momondo last update prices for flights from Europe to Idaho?
Prices for flights from Europe to Idaho are updated daily.
How many operators does momondo search for flights from Europe to Idaho?
There is 1 operator available for flights from Europe to Idaho as of July 2026.
How old do you have to be to fly from Europe to Idaho?
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 Europe to Idaho.
What documentation or ID do you need to fly to Idaho?
The required travel and health documents for your Idaho 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 Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

It is quick and easy to find Europe to Idaho flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Idaho that suits you.

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

momondo does allow users to show only those flights to Idaho from Europe which offer a flexible booking policy as well as other useful filters and features.

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

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

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

Price alerts on flights to Idaho from Europe are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.