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Find cheap flights from Idaho to Barcelona from $485

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Barcelona 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
wt. 5/28
wt. 6/4

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Good to know

Low season

January

High season

June

Cheapest flight

$485
Best time to beat the crowds with an average 29% drop in price.
Most popular time to fly with an average 45% increase in price.
Flight from Boise to Barcelona

FAQs for booking Idaho to Barcelona flights

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

    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 Barcelona.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Barcelona 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 Barcelona?

    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 Barcelona 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 Barcelona?

    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 Barcelona from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Idaho to Barcelona?

Find which airlines fly direct from Idaho to Barcelona-El Prat, which days they fly and book direct flights.

Nonstop departures

Idaho to Barcelona-El Prat

Monday

ANA, AccesRail, Aegean Airlines, +97 more

ANA, AccesRail, +98 more

Tuesday

ANA, AccesRail, Aegean Airlines, +93 more

ANA, AccesRail, +94 more

Wednesday

ANA, AccesRail, Aegean Airlines, +93 more

ANA, AccesRail, +94 more

Thursday

ANA, AccesRail, Aegean Airlines, +102 more

ANA, AccesRail, +103 more

Friday

ANA, AccesRail, Aegean Airlines, +97 more

ANA, AccesRail, +98 more

Saturday

ANA, AccesRail, Aegean Airlines, +89 more

ANA, AccesRail, +90 more

Sunday

ANA, AccesRail, Aegean Airlines, +101 more

ANA, AccesRail, +102 more

See more direct flights

Nonstop returns

Barcelona-El Prat to Idaho

Monday

ANA, AccesRail, Aegean Airlines, +97 more

ANA, AccesRail, +98 more

Tuesday

ANA, AccesRail, Aegean Airlines, +93 more

ANA, AccesRail, +94 more

Wednesday

ANA, AccesRail, Aegean Airlines, +93 more

ANA, AccesRail, +94 more

Thursday

ANA, AccesRail, Aegean Airlines, +102 more

ANA, AccesRail, +103 more

Friday

ANA, AccesRail, Aegean Airlines, +97 more

ANA, AccesRail, +98 more

Saturday

ANA, AccesRail, Aegean Airlines, +89 more

ANA, AccesRail, +90 more

Sunday

ANA, AccesRail, Aegean Airlines, +101 more

ANA, AccesRail, +102 more

See more direct flights
See more direct flights

Book cheap flights from Idaho to Barcelona

Recent round-trip flight deals

8/20wt.
2 stopsDelta
17h 40mBOI-BCN
8/27wt.
2 stopsDelta
30h 36mBCN-BOI
$718
8/21śr.
2 stopsAmerican Airlines
21h 06mGEG-BCN
8/31sob.
2 stopsAmerican Airlines
26h 08mBCN-GEG
$768
8/20wt.
1 stopUnited Airlines
16h 38mBOI-BCN
8/27wt.
2 stopsUnited Airlines
37h 45mBCN-BOI
$803
8/20wt.
2 stopsUnited Airlines
17h 20mBOI-BCN
8/27wt.
1 stopUnited Airlines
15h 45mBCN-BOI
$824
8/21śr.
3 stops
20h 20mGEG-BCN
8/31sob.
2 stops
33h 11mBCN-GEG
$858
10/13ndz.
3 stopsAir Canada
19h 25mBOI-BCN
10/23śr.
3 stopsAir Canada
29h 32mBCN-BOI
$901
9/19czw.
2 stopsAir Canada
21h 25mBOI-BCN
10/4pt.
2 stopsAir Canada
40h 59mBCN-BOI
$935
7/14ndz.
3 stops
19h 25mBOI-BCN
7/26pt.
2 stops
29h 25mBCN-BOI
$1,006
6/15sob.
2 stopsAir France
17h 55mGEG-BCN
6/25wt.
2 stopsAir France
16h 39mBCN-GEG
$1,086
7/15pon.
2 stopsAir France
17h 31mBOI-BCN
7/26pt.
2 stopsAir France
18h 50mBCN-BOI
$1,257

Search by stops

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Search by price

Recent one-way flight deals

10/12sob.
2 stopsWestJet
17h 25mBOI-BCN
$485
5/30czw.
3 stops
54h 10mBOI-BCN
$646
5/30czw.
3 stops
54h 10mBOI-BCN
$647
5/29śr.
3 stops
34h 45mBOI-BCN
$716
10/12sob.
1 stopUnited Airlines
34h 50mBOI-BCN
$786
10/12sob.
3 stopsAir Canada
19h 25mBOI-BCN
$828
7/2wt.
1 stopAmerican Airlines
21h 15mGEG-BCN
$875
5/30czw.
2 stopsIberia
21h 10mBOI-BCN
$962
7/2wt.
3 stopsAir Canada
18h 15mGEG-BCN
$1,038
5/29śr.
1 stopUnited Airlines
23h 06mBOI-BCN
$1,132

Search by stops

Search by airline

Search by price

Flights to Barcelona

Destination:

Barcelona (BCN)Spain

Return flight deals:

Barcelona - Idaho

Cabin classes: