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Find cheap flights from Idaho to Spain from $375

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Idaho to Spain departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Tue 7/2
Tue 7/9

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In the last 7 days travelers have searched 42,335,261 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$375
Best time to beat the crowds with an average 26% drop in price.
Most popular time to fly with an average 37% increase in price.
Flight from Spokane to Barcelona

FAQs for booking flights from Idaho to Spain

  • How does KAYAK find such low prices on flights from Idaho to Spain?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Spain.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Spain?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Spain from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho to Spain?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Spain with an airline and back to Idaho with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Spain?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Spain from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Idaho to Spain

Recent round-trip flight deals

11/12Tue
2 stopsAmerican Airlines
18h 35mBOI-BCN
11/22Fri
2 stopsAmerican Airlines
28h 17mBCN-BOI
$623
10/29Tue
2 stopsAmerican Airlines
21h 29mGEG-MAD
11/12Tue
2 stopsAmerican Airlines
21h 04mMAD-GEG
$627
10/23Wed
2 stops
26h 40mGEG-BCN
10/29Tue
2 stops
35h 14mBCN-GEG
$650
10/6Sun
1 stopUnited Airlines
34h 50mBOI-BCN
10/17Thu
2 stopsUnited Airlines
35h 45mBCN-BOI
$662
10/6Sun
2 stopsUnited Airlines
31h 00mBOI-BCN
10/17Thu
2 stopsUnited Airlines
35h 45mBCN-BOI
$673
11/14Thu
2 stopsDelta
17h 15mBOI-MAD
11/22Fri
1 stopDelta
19h 53mMAD-BOI
$678
10/1Tue
2 stops
34h 00mJAC-BCN
10/16Wed
2 stops
30h 37mBCN-JAC
$711
11/14Thu
3 stopsAir Canada
20h 10mBOI-MAD
11/22Fri
3 stopsAir Canada
31h 59mMAD-BOI
$718
7/15Mon
1 stopDelta
24h 46mGEG-MAD
8/29Thu
1 stopDelta
19h 49mMAD-GEG
$741
8/14Wed
2 stopsAir Canada
19h 40mGEG-BCN
8/21Wed
2 stopsAir Canada
42h 45mBCN-GEG
$742

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Recent one-way flight deals

9/8Sun
2 stops
31h 30mGEG-BCN
$375
9/8Sun
3 stops
32h 25mGEG-BCN
$395
10/26Sat
2 stopsUnited Airlines
32h 55mJAC-BCN
$526
9/10Tue
2 stopsIberia
22h 14mBOI-MAD
$563
9/10Tue
1 stopIberia
20h 34mBOI-MAD
$564
9/8Sun
1 stopLufthansa
37h 12mGEG-BCN
$570
9/8Sun
1 stopLufthansa
22h 35mGEG-BCN
$586
10/29Tue
3 stopsAir Canada
19h 10mGEG-MAD
$597
10/12Sat
2 stopsUnited Airlines
35h 25mBOI-BCN
$603
10/12Sat
3 stopsAir Canada
19h 25mBOI-BCN
$703

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Last minute flights from Idaho to Spain

Last minute flight, train and bus deals

6/3Mon
multi-stopUnited Airlines
21h 45mBOI-BCN
6/19Wed
multi-stopUnited Airlines
28h 47mBCN-BOI
$698
6/6Thu
multi-stopAmerican Airlines
18h 15mGEG-BCN
6/12Wed
multi-stopAmerican Airlines
21h 20mBCN-GEG
$759
6/6Thu
multi-stopAmerican Airlines
19h 05mBOI-MAD
6/12Wed
multi-stopAmerican Airlines
20h 51mMAD-BOI
$763
6/6Thu
multi-stopIberia
21h 10mBOI-MAD
6/12Wed
multi-stopIberia
17h 51mMAD-BOI
$859
6/6Thu
multi-stop
31h 27mBOI-MAD
6/12Wed
multi-stop
34h 17mMAD-BOI
$1,534
6/7Fri
multi-stopDelta
20h 50mGEG-BCN
6/16Sun
multi-stopDelta
19h 22mBCN-GEG
$1,544
6/6Thu
multi-stop
46h 17mGEG-BCN
6/12Wed
multi-stop
27h 48mBCN-GEG
$1,603
6/7Fri
multi-stopDelta
25h 13mGEG-BCN
6/16Sun
multi-stopDelta
19h 22mBCN-GEG
$1,985
6/6Thu
multi-stopIberia
21h 10mBOI-MAD
8/3Sat
multi-stopIberia
20h 41mMAD-BOI
$2,097
6/6Thu
multi-stopAir Canada
18h 46mBOI-MAD
8/3Sat
multi-stopAir Canada
32h 36mMAD-BOI
$4,081

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Flights to Spain

Return flight deals:

Spain - Idaho

Cabin classes: