BOI - BCN

$461 Find Cheap Flights from Boise to Barcelona - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$721
Typical prices: $779-$1,101
United Airlines
Fri 3/2Mon 3/5
BOI - BCN • 2 stops
Cheapest one-way
$461
Typical prices: $460-$781
Lufthansa
Sat 11/10
BOI - BCN • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Boise and Barcelona-El Prat Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 43% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Atlanta Hartsfield-Jackson (ATL)
Cheapest • Avg $885 (round-trip)
Seattle/Tacoma Intl (SEA)
Shortest trip • 15h 33m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Barcelona-El Prat Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Boise to Barcelona (BOI-BCN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Boise to Barcelona

Tue, Mar 2 - Fri, Mar 5
United Airlines Logo
7:00 am - 9:35 amBOI  Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
18h 35m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
1:15 pm - 9:16 pmBCN  Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
40h 01m2 stops Toronto Pearson Intl Denver Intl
$721United Airlines
Mon, Mar 8 - Fri, Mar 12
Air Canada Logo
5:00 am - 9:35 amBOI  Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
20h 35m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
1:15 pm - 9:16 pmBCN  Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
40h 01m2 stops Toronto Pearson Intl Denver Intl
$721Air Canada
Sat, Mar 13 - Wed, Mar 24
Air Canada Logo
5:22 pm - 8:35 amBOI  Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
31h 13m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
12:35 pm - 11:16 pmBCN  Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
41h 41m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$722Air Canada
Tue, Mar 2 - Fri, Mar 5
United Airlines Logo
6:20 am - 9:00 amBOI  Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
18h 40m2 stops San Francisco Washington, D.C. Dulles Intl
United Airlines Logo
1:15 pm - 9:16 pmBCN  Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
40h 01m2 stops Toronto Pearson Intl Denver Intl
$723United Airlines
Sat, Mar 13 - Wed, Mar 24
Air Canada Logo
5:22 pm - 8:20 amBOI  Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
30h 58m2 stops Denver Intl Toronto Pearson Intl
Air Canada Logo
12:35 pm - 11:16 pmBCN  Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
41h 41m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$727Air Canada
Mon, Mar 8 - Fri, Mar 12
Iberia Logo
7:00 am - 9:10 amBOI  Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
18h 10m1 stop Dallas/Fort Worth
Iberia Logo
8:50 am - 10:57 pmBCN  Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
22h 07m2 stops Madrid Barajas Dallas/Fort Worth
$745Iberia
Tue, Dec 8 - Tue, Feb 2
United Airlines Logo
6:15 am - 9:00 amBOI  Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
18h 45m2 stops Denver Intl Washington, D.C. Dulles Intl
United Airlines Logo
11:00 am - 9:59 amBCN  Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
30h 59m2 stops Newark Denver Intl
$764United Airlines
Tue, Dec 1 - Mon, Dec 7
Iberia Logo
6:44 am - 12:45 pmBOI  Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
22h 01m2 stops Dallas/Fort Worth Madrid Barajas
Iberia Logo
6:55 pm - 1:52 pmBCN  Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
26h 57m2 stops Madrid Barajas Dallas/Fort Worth
$800Iberia
Fri, Nov 13 - Mon, Nov 23
Delta Logo
11:10 pm - 8:40 amBOI  Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
25h 30m1 stop Atlanta Hartsfield-Jackson
Delta Logo
10:50 am - 9:59 pmBCN  Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
19h 09m1 stop Atlanta Hartsfield-Jackson
$905Delta
Tue, Dec 29 - Wed, Jan 13
Delta Logo
11:10 pm - 8:40 amBOI  Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
25h 30m1 stop Atlanta Hartsfield-Jackson
Delta Logo
10:50 am - 12:17 pmBCN  Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
33h 27m2 stops Atlanta Hartsfield-Jackson Salt Lake City
$1,152Delta
Booking Insights

Price, demand and travel trends for Boise to Barcelona-El Prat Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Boise to Barcelona-El Prat Airport?

Round-trip flights from Boise to Barcelona-El Prat Airport typically range from $779 to $1,101. The lowest price found in the past 5 days was $721, on United Airlines.

What's the cheapest day of the week to fly from Boise to Barcelona-El Prat Airport?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Boise to Barcelona-El Prat Airport. It’s 10% cheaper than the average day, while Sunday is the most expensive, with prices 20% higher.

What’s the cheapest month to fly from Boise to Barcelona-El Prat Airport?

•February is the cheapest month to fly from Boise to Barcelona-El Prat Airport at $495 round-trip.
•June ($1,222) and May ($1,207) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 146% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Boise to Barcelona-El Prat Airport flights

Low season

October

Cheapest flight

$461
Beat the crowds with an average 42% drop in travelers.
The most popular month to fly with an average 49% increase in travelers.
One-way flight from Boise to Barcelona-El Prat Airport

When to book flights from Boise to Barcelona

Are your dates flexible? Find out the best times to travel from Boise to Barcelona based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Boise to Barcelona-El Prat Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Boise to Barcelona-El Prat Airport?

    Three cabin classes are available on flights from Boise to Barcelona-El Prat Airport:

    • Economy Class
    • Premium Economy Class
    • First Class

  • How long is a flight from Boise to Barcelona-El Prat Airport?

    A nonstop flight from Boise to Barcelona-El Prat Airport takes 00m, covering 5,431 miles.

  • Do I need a passport to fly from Boise to Barcelona-El Prat Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Boise to Barcelona-El Prat Airport flight?

    Round-trip flights from Boise to Barcelona-El Prat Airport range from $779 to $1,101, with an average of $868 over the past 12 months. Anything below $779 counts as a good deal.

  • How are flight prices from Boise to Barcelona-El Prat Airport looking right now?

    One-way fares from Boise to Barcelona-El Prat Airport are currently lower than usual. Average one-way flight prices are about $500, which is 16% below the typical average for this route.

  • What car rental options are available at Barcelona-El Prat Airport (BCN)?

    Barcelona-El Prat Airport (BCN) hosts 5 major car rental companies, with daily rates starting from around $2 for economy cars. Top options include:

    • Record go
    • NIZACARS
    • Goldcar Rental SP
    • CLICK RENT
    • DRIVALIA

  • Which airports can I use when flying from Boise to Barcelona-El Prat Airport?

    Flights from Boise to Barcelona-El Prat Airport usually depart from Boise Air Term. Gowen Fld (BOI) and arrive at Barcelona-El Prat (BCN).

  • Which airports do connecting flights from Boise to Barcelona-El Prat Airport pass through?

    One-stop flights from Boise to Barcelona-El Prat Airport most commonly connect through:

    • Dallas/Fort Worth (DFW) - 60% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 20% of one-stop connections
    • San Francisco (SFO) - 10% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 5% of one-stop connections

  • Can I save money by using flexible dates for flights from Boise to Barcelona-El Prat Airport?

    Yes. Flexible dates can save you up to 25% on flights from Boise to Barcelona-El Prat Airport. Wednesday is the cheapest departure day at $782 round-trip on average, while Sunday is the most expensive at $1,042, a difference of $260.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Boise to Barcelona-El Prat Airport?

    Flying via Seattle/Tacoma Intl (SEA) gives the shortest average 1-stop total travel time at 15h 33m, compared with 16h 18m via Chicago O'Hare Intl (ORD) and 16h 21m via San Francisco (SFO).

  • What is the time difference between Boise and Barcelona-El Prat Airport?

    Barcelona-El Prat Airport is 8 hours ahead of Boise (Central European Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Barcelona-El Prat Airport?

    Some of the most popular sights in Barcelona-El Prat Airport are La Rambla, Sagrada Familia and Placa de Catalunya. These are among the most viewed places in Barcelona-El Prat Airport on KAYAK.

Your guide to booking Boise to Barcelona-El Prat Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Sunday. On this route, Wednesday flights average $782, about $260 less than Sunday fares (25% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Boise to Barcelona-El Prat Airport trip for February. Fares historically average $495 round-trip in that month - typically $727 less than the most expensive month, which is June (based on the last 12 months).

More options for your flight from Boise to Barcelona

Complete your trip to Barcelona with a hotel stay or car rental

Car rentals in Barcelona
Hotels in Barcelona
Vacations in Barcelona