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Cheap flights from Idaho Falls to Barcelona from $785

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to Barcelona departing on 3/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:35 pm - 5:35 pmIDA-BCN
20h 00m2 stops
United Airlines Logo
11:15 am - 9:28 amBCN-IDA
30h 13m2 stops
$785United Airlines
Find Deal
Fri, Mar 27 - Tue, Mar 31
American Airlines Logo
1:43 pm - 7:50 pmIDA-BCN
23h 07m2 stops
American Airlines Logo
6:30 pm - 12:22 pmBCN-IDA
25h 52m2 stops
$924American Airlines
Find Deal
Fri, Mar 27 - Tue, Mar 31

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Barcelona-El Prat Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 31, 2025.
Use the filters below to find and compare flights from Idaho Falls to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsBarcelona

IDA - BCN

IDABCN

Idaho Falls Fanning Field

Fri 3/27

2:35 pm-5:35 pm

2 stops20h 00m

Barcelona-El Prat

Tue 3/31

11:15 am-9:28 am

2 stops30h 13m

$785

Idaho FallsBarcelona

IDA - BCN

IDABCN

Idaho Falls Fanning Field

Fri 3/27

1:43 pm-7:50 pm

2 stops23h 07m

Barcelona-El Prat

Tue 3/31

6:30 pm-12:22 pm

2 stops25h 52m

$924

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Idaho Falls to Barcelona-El Prat Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Idaho Falls to Barcelona-El Prat Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Idaho Falls to Barcelona-El Prat Airport (IDA to BCN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho Falls to Barcelona-El Prat Airport

Direct flights

None
There are no direct flights from Idaho Falls to Barcelona-El Prat Airport. There are no popular flight routes from Idaho Falls to Barcelona-El Prat Airport.
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  • How far is Idaho Falls Fanning Field to Barcelona-El Prat by plane?

    There are 5291.1 mi between Idaho Falls Fanning Field and Barcelona-El Prat. 20h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Barcelona-El Prat Airport?

    Prices for flights from Idaho Falls Fanning Field Airport to Barcelona-El Prat Airport were last updated today.

  • How old do you have to be to fly from Idaho Falls Fanning Field Airport to Barcelona-El Prat Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Idaho Falls Fanning Field Airport to Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

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

  • How do I get Price Alerts for flights from Idaho Falls to Barcelona-El Prat Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Idaho Falls from Barcelona-El Prat Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Idaho Falls to Barcelona-El Prat Airport with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Lloret de Mar
Sitges
Salou
Tossa de Mar
Castelldefels
El Prat de Llobregat
L'Hospitalet de Llobregat
Tarragona
Santa Susanna
Cambrils
Cadaques
Badalona
Empuriabrava
Pineda de Mar
Roses
Calella
Pals
Palafrugell
Tortosa
La Pineda

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Idaho Falls to Barcelona. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Barcelona from Idaho Falls with this policy.

How can momondo help me find flights from Idaho Falls to Barcelona?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Barcelona from Idaho Falls.

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

Yes. momondo can track prices for Idaho Falls to Barcelona flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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