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Find cheap flights from Idaho to Spain from $568

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 10/12. 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
vie. 6/21
vie. 6/28

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In the last 7 days travelers have searched 43,423,329 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$568
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 Boise 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

10/29mar.
2 stopsAmerican Airlines
21h 29mGEG-MAD
11/12mar.
1 stopAmerican Airlines
17h 00mMAD-GEG
$732
11/12mar.
2 stopsAmerican Airlines
20h 43mBOI-BCN
11/22vie.
2 stopsAmerican Airlines
28h 42mBCN-BOI
$733
10/29mar.
2 stopsAmerican Airlines
18h 30mGEG-MAD
11/12mar.
2 stopsAmerican Airlines
19h 09mMAD-GEG
$735
11/17dom.
2 stops
28h 52mBOI-BCN
11/27mié.
3 stops
32h 45mBCN-BOI
$748
6/2dom.
2 stops
23h 30mBOI-BCN
6/13jue.
2 stops
28h 08mBCN-BOI
$749
11/12mar.
2 stopsFinnair
23h 59mBOI-BCN
11/18lun.
2 stopsFinnair
32h 15mBCN-BOI
$754
10/6dom.
1 stopUnited Airlines
34h 50mBOI-BCN
10/17jue.
2 stopsUnited Airlines
38h 43mBCN-BOI
$764
10/13dom.
2 stopsUnited Airlines
17h 20mBOI-BCN
10/23mié.
2 stopsUnited Airlines
33h 02mBCN-BOI
$768
11/3dom.
3 stopsAir Canada
19h 10mGEG-MAD
11/17dom.
3 stopsAir Canada
33h 25mMAD-GEG
$773
10/13dom.
3 stopsAir Canada
19h 25mBOI-BCN
10/23mié.
3 stopsAir Canada
29h 32mBCN-BOI
$796

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Recent one-way flight deals

10/12sáb.
2 stops
33h 11mBOI-BCN
$568
9/12jue.
2 stopsWestJet
22h 25mBOI-BCN
$586
10/26sáb.
2 stopsDelta
30h 30mJAC-BCN
$633
7/5vie.
2 stopsAmerican Airlines
59h 30mJAC-BCN
$645
9/12jue.
3 stops
51h 06mBOI-BCN
$654
10/12sáb.
2 stopsUnited Airlines
33h 35mBOI-BCN
$713
5/30jue.
2 stopsBritish Airways
19h 15mBOI-BCN
$716
10/12sáb.
1 stopUnited Airlines
34h 50mBOI-BCN
$721
7/15lun.
2 stopsAmerican Airlines
22h 37mGEG-MAD
$771
9/12jue.
1 stopDelta
25h 15mBOI-BCN
$1,397

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Search by airline

Search by price

Last minute flights from Idaho to Spain

Last minute flight, train and bus deals

5/27lun.
multi-stopAmerican Airlines
21h 55mGEG-MAD
6/5mié.
multi-stopAmerican Airlines
20h 16mMAD-GEG
$752
5/27lun.
multi-stopDelta
20h 19mBOI-BCN
6/9dom.
multi-stopDelta
23h 07mBCN-BOI
$849
5/27lun.
multi-stopIberia
21h 25mGEG-MAD
6/5mié.
multi-stopIberia
18h 51mMAD-GEG
$957
5/24vie.
multi-stop
53h 31mBOI-BCN
6/9dom.
multi-stop
45h 23mBCN-BOI
$1,299
5/27lun.
multi-stopAmerican Airlines
22h 00mBOI-BCN
6/9dom.
multi-stopAmerican Airlines
22h 26mBCN-BOI
$1,369
5/24vie.
multi-stop
53h 31mBOI-BCN
6/9dom.
multi-stop
38h 18mBCN-BOI
$1,391
5/24vie.
multi-stopDelta
19h 53mBOI-BCN
6/9dom.
multi-stopDelta
23h 07mBCN-BOI
$1,444
5/27lun.
multi-stop
39h 20mBOI-BCN
6/9dom.
multi-stop
43h 29mBCN-BOI
$1,505
5/27lun.
multi-stopUnited Airlines
16h 11mBOI-BCN
6/9dom.
multi-stopUnited Airlines
15h 47mBCN-BOI
$1,910
5/24vie.
multi-stopUnited Airlines
23h 06mBOI-BCN
6/9dom.
multi-stopUnited Airlines
42h 12mBCN-BOI
$1,938

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Flights to Spain

Return flight deals:

Spain - Idaho

Cabin classes: