BOI - BCN
$463 Find Cheap Flights from Boise to Barcelona - Compare and Save
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Boise to Barcelona departing on 11/1. 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.
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Everything you should know
Cheapest round-trip
$721
Typical prices: $779-$1,071
United Airlines
Fri 3/2Mon 3/5
BOI - BCN • 2 stops
Cheapest one-way
$463
Typical prices: $452-$787
United Airlines
Thu 11/1
BOI - BCN • 2 stops
Flight Deals
Cheap Flights from Boise to Barcelona (BOI-BCN)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Boise to Barcelona that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
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
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
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
Tue, Mar 2 - Fri, Mar 5
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
1:15 pm - 11:05 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
41h 50m2 stops Toronto Pearson Intl Denver Intl
$722Air Canada
Tue, Mar 2 - Fri, Mar 5
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
1:15 pm - 9:16 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
40h 01m2 stops Toronto Pearson Intl Denver Intl
$722United Airlines
Sat, Nov 7 - Wed, Nov 18
12:31 pm - 9:35 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
37h 04m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
1:35 pm - 11:31 amBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
29h 56m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$729Multiple Airlines
Tue, Dec 1 - Mon, Dec 7
6:44 am - 2:40 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
23h 56m2 stops Dallas/Fort Worth London Heathrow
9:15 pm - 1:55 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
24h 40m2 stops Madrid Barajas Dallas/Fort Worth
$754Iberia
Tue, Dec 1 - Mon, Dec 7
6:44 am - 2:40 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
23h 56m2 stops Dallas/Fort Worth London Heathrow
9:15 pm - 1:55 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
24h 40m2 stops Madrid Barajas Dallas/Fort Worth
$755Iberia
Tue, Dec 1 - Mon, Dec 7
6:06 am - 1:10 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
23h 04m2 stops Phoenix Sky Harbor Intl New York John F Kennedy Intl
8:20 pm - 10:46 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
34h 26m2 stops London Heathrow Dallas/Fort Worth
$766Multiple Airlines
Wed, Nov 11 - Thu, Nov 26
5:30 am - 11:10 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
21h 40m2 stops Minneapolis St Paul Paris Charles de Gaulle
6:00 am - 6:39 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
20h 39m2 stops Amsterdam Schiphol Seattle/Tacoma Intl
$774Delta
Tue, Dec 8 - Sun, Jan 10
6:15 am - 9:35 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
19h 20m3 stops Denver Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
1:15 pm - 9:39 amBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
28h 24m3 stops Toronto Pearson Intl Chicago O'Hare Intl Denver Intl
$793Air Canada
Tue, Dec 8 - Sun, Jan 31
10:37 am - 2:00 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
19h 23m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle
10:50 am - 12:39 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
33h 49m1 stop Atlanta Hartsfield-Jackson
$805Delta
Recent one-way flight deals from Boise to Barcelona
Sun, Nov 1
7:10 pm - 9:00 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
29h 50m2 stops San Francisco Washington, D.C. Dulles Intl
$463United Airlines
Tue, Oct 13
12:58 pm - 10:10 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
25h 12m2 stops Seattle/Tacoma Intl Frankfurt am Main
$467Multiple Airlines
Tue, Oct 13
12:58 pm - 10:10 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
25h 12m2 stops Seattle/Tacoma Intl Frankfurt am Main
$486Multiple Airlines
Tue, Oct 13
12:58 pm - 10:10 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
25h 12m2 stops Seattle/Tacoma Intl Frankfurt am Main
$487Multiple Airlines
Tue, Oct 13
6:45 am - 11:10 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
20h 25m1 stop Seattle/Tacoma Intl
$569Delta
Mon, Oct 12
2:51 pm - 2:20 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
15h 29m1 stop San Francisco
$569United Airlines
Tue, Oct 13
6:25 am - 9:20 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
18h 55m3 stops Denver Intl Chicago O'Hare Intl Toronto Pearson Intl
$577Air Canada
Tue, Oct 13
5:00 am - 9:20 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
20h 20m3 stops Denver Intl Chicago O'Hare Intl Toronto Pearson Intl
$577Air Canada
Mon, Oct 12
5:00 am - 9:20 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
20h 20m3 stops Denver Intl Chicago O'Hare Intl Toronto Pearson Intl
$618Air Canada
Sun, Nov 1
7:00 am - 7:55 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
16h 55m1 stop Dallas/Fort Worth
$682Iberia
Recent last minute flight deals from Boise to Barcelona
Tue, Oct 6 - Sun, Oct 18
5:00 am - 9:20 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
20h 20m2 stops Denver Intl Toronto Pearson Intl
7:55 am - 5:43 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
17h 48m2 stops Munich Franz Josef Strauss Denver Intl
$1,209Multiple Airlines
Tue, Oct 6 - Sun, Oct 18
10:06 am - 6:40 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
24h 34m2 stops Seattle/Tacoma Intl London Heathrow
9:20 pm - 10:57 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
33h 37m2 stops London Heathrow Los Angeles
$1,218British Airways
Tue, Oct 6 - Sun, Oct 18
7:20 am - 6:40 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
27h 20m2 stops Los Angeles London Heathrow
9:20 pm - 10:57 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
33h 37m2 stops London Heathrow Los Angeles
$1,218British Airways
Tue, Oct 6 - Sun, Oct 18
6:45 am - 11:10 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
20h 25m1 stop Seattle/Tacoma Intl
1:20 pm - 9:54 amBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
28h 34m1 stop Seattle/Tacoma Intl
$1,240Delta
Tue, Oct 6 - Sun, Oct 18
3:36 pm - 5:10 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
17h 34m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle
1:20 pm - 11:27 amBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
30h 07m1 stop Seattle/Tacoma Intl
$1,244Delta
Sat, Oct 3 - Mon, Oct 5
12:26 pm - 1:15 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
16h 49m1 stop Chicago O'Hare Intl
12:15 pm - 5:43 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
37h 28m2 stops Montreal Pierre Elliott Trudeau Intl Denver Intl
$1,267United Airlines
Sat, Oct 3 - Mon, Oct 5
5:00 am - 8:00 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
19h 00m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl
12:15 pm - 1:38 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
33h 23m2 stops Montreal Pierre Elliott Trudeau Intl Denver Intl
$1,270Air Canada
Tue, Oct 6 - Sun, Oct 18
7:00 am - 10:10 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
19h 10m1 stop Dallas/Fort Worth
9:20 pm - 10:57 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
33h 37m2 stops London Heathrow Los Angeles
$1,292Iberia
Tue, Oct 6 - Sun, Oct 18
8:59 am - 11:10 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
18h 11m1 stop Seattle/Tacoma Intl
1:20 pm - 11:27 amBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
30h 07m1 stop Seattle/Tacoma Intl
$1,313Delta
Tue, Oct 6 - Sun, Oct 18
2:20 pm - 2:20 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat
16h 00m1 stop San Francisco
4:05 pm - 3:31 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld
31h 26m1 stop San Francisco
$1,441United Airlines
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.
Prices
Airlines
Layovers
How much is a round-trip flight from Boise to Barcelona-El Prat Airport?
This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Boise to Barcelona-El Prat Airport departing in march.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, Monday is the cheapest day of the week to fly from Boise to Barcelona-El Prat Airport. It’s 11% cheaper than the average day, while Friday is the most expensive, with prices 13% higher.
What’s the cheapest month to fly from Boise to Barcelona-El Prat Airport?
KAYAK internal proprietary data takes all prices for each month over the last 12 months for round-trip flights from Boise to Barcelona-El Prat Airport, removes the top 0.1% to account for outliers and then takes the median of all values for each month.•February is the cheapest month to fly from Boise to Barcelona-El Prat Airport at $495 round-trip.
•May ($1,207) and June ($1,178) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 143% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.
Round-trip flights from Boise to Barcelona-El Prat Airport typically range from $779 to $1,071. The lowest price found in the past 5 days was $721, on United Airlines.
What’s the most popular layover airport when flying from Boise to Barcelona-El Prat Airport?
KAYAK data for 1-stop round-trips over the past 3 months. Only counts itineraries with the same layover on both legs.Dallas/Fort Worth (DFW) is the most popular layover for the Boise to Barcelona-El Prat Airport route. 56% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via DFW.
What is the cheapest layover airport when flying from Boise to Barcelona-El Prat Airport?
Flights via San Francisco (SFO) offer the most affordable fares, with an average round-trip price of $819. Based on KAYAK data over the past 3 months.
Key details for Boise to Barcelona-El Prat Airport flights
Low season | December |
|---|---|
High season | April |
Cheapest flight | $463 |
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
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.
Your Boise to Barcelona-El Prat Airport flight questions, answered
Find helpful answers about this route, including flight times, airports, airlines and booking tips.
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.More options for your flight from Boise to Barcelona
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Information on your arrival and departure airports
Cabin class types available on flights to Barcelona
Cabin classes available on flights from Boise to Barcelona. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
Find direct flights to and from Boise and Barcelona
Flights from domestic origins to Barcelona
Flights to other popular destinations
The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.