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Cheap flights from Boise to Barcelona from $329

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Barcelona departing on 2/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Boise to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:59 pm - 8:20 am
BOI
-
BCN
36h 21m
2 stops
United Airlines Logo
6:50 am - 12:13 pm
BCN
-
BOI
36h 23m
2 stops
$494United Airlines
lun., mar. 9 - lun., mar. 16
Lufthansa Logo
2:40 pm - 11:05 pm
BOI
-
BCN
25h 25m
2 stops
Lufthansa Logo
11:55 am - 9:29 pm
BCN
-
BOI
40h 34m
2 stops
$515Lufthansa
lun., mar. 9 - lun., mar. 16
Lufthansa Logo
2:40 pm - 11:05 pm
BOI
-
BCN
25h 25m
2 stops
Lufthansa Logo
3:35 pm - 9:29 pm
BCN
-
BOI
36h 54m
2 stops
$516Lufthansa
lun., mar. 9 - lun., mar. 16
American Airlines Logo
7:00 am - 9:45 am
BOI
-
BCN
18h 45m
2 stops
American Airlines Logo
11:30 am - 11:38 pm
BCN
-
BOI
19h 08m
2 stops
$555American Airlines
jue., feb. 26 - dom., mar. 8
Delta Logo
11:30 pm - 7:35 am
BOI
-
BCN
25h 05m
1 stop
Delta Logo
9:30 am - 11:45 pm
BCN
-
BOI
21h 15m
2 stops
$595Delta
lun., mar. 9 - lun., mar. 16
KLM Logo
11:30 pm - 7:35 am
BOI
-
BCN
25h 05m
1 stop
KLM Logo
6:00 am - 6:43 pm
BCN
-
BOI
19h 43m
2 stops
$597KLM
lun., mar. 9 - lun., mar. 16
Delta Logo
10:45 am - 7:05 pm
BOI
-
BCN
24h 20m
2 stops
Delta Logo
10:55 am - 9:50 am
BCN
-
BOI
30h 55m
2 stops
$600Delta
jue., feb. 26 - jue., mar. 5
Delta Logo
10:45 am - 7:05 pm
BOI
-
BCN
24h 20m
2 stops
Delta Logo
10:55 am - 12:28 pm
BCN
-
BOI
33h 33m
1 stop
$601Delta
jue., feb. 26 - jue., mar. 5
Delta Logo
11:30 pm - 7:35 am
BOI
-
BCN
25h 05m
1 stop
Delta Logo
6:00 am - 9:35 pm
BCN
-
BOI
22h 35m
2 stops
$603Delta
lun., mar. 9 - lun., mar. 16
United Airlines Logo
5:00 am - 2:55 pm
BOI
-
BCN
25h 55m
2 stops
United Airlines Logo
1:15 pm - 9:22 pm
BCN
-
BOI
40h 07m
2 stops
$623United Airlines
mié., abr. 1 - mié., abr. 22

Lufthansa flights from Boise to Barcelona

Our best Lufthansa deals on Boise to Barcelona flight tickets
Lufthansa
Mar 9
BOI2:40 pmBoise Air Term. Gowen Fld
25h 25m
2 stops
BCN11:05 pmBarcelona-El Prat
Mar 16
BCN11:55 amBarcelona-El Prat
40h 34m
2 stops
BOI9:29 pmBoise Air Term. Gowen Fld
$515
Lufthansa
Mar 9
BOI2:40 pmBoise Air Term. Gowen Fld
25h 25m
2 stops
BCN11:05 pmBarcelona-El Prat
Mar 16
BCN3:35 pmBarcelona-El Prat
36h 54m
2 stops
BOI9:29 pmBoise Air Term. Gowen Fld
$516
Lufthansa
Mar 29
BOI10:35 amBoise Air Term. Gowen Fld
23h 20m
2 stops
BCN5:55 pmBarcelona-El Prat
Apr 7
BCN10:15 amBarcelona-El Prat
19h 07m
2 stops
BOI9:22 pmBoise Air Term. Gowen Fld
$743

Delta flights from Boise to Barcelona

Our best Delta deals on Boise to Barcelona flight tickets
Delta
Mar 9
BOI11:30 pmBoise Air Term. Gowen Fld
25h 05m
1 stop
BCN7:35 amBarcelona-El Prat
Mar 16
BCN9:30 amBarcelona-El Prat
21h 15m
2 stops
BOI11:45 pmBoise Air Term. Gowen Fld
$595
Delta
Feb 26
BOI10:45 amBoise Air Term. Gowen Fld
24h 20m
2 stops
BCN7:05 pmBarcelona-El Prat
Mar 5
BCN10:55 amBarcelona-El Prat
30h 55m
2 stops
BOI9:50 amBoise Air Term. Gowen Fld
$600
Delta
Feb 26
BOI10:45 amBoise Air Term. Gowen Fld
24h 20m
2 stops
BCN7:05 pmBarcelona-El Prat
Mar 5
BCN10:55 amBarcelona-El Prat
33h 33m
1 stop
BOI12:28 pmBoise Air Term. Gowen Fld
$601

momondo Fare Finder

 
Customize your flight search to find flights from Boise to Barcelona 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 enero 28, 2026.
Use the filters below to find and compare flights from Boise to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

lun. 3/9

12:59 pm-8:20 am

2 stops36h 21m

Barcelona-El Prat

lun. 3/16

6:50 am-12:13 pm

2 stops36h 23m

$494

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

lun. 3/9

2:40 pm-11:05 pm

2 stops25h 25m

Barcelona-El Prat

lun. 3/16

11:55 am-9:29 pm

2 stops40h 34m

$515

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

lun. 3/9

2:40 pm-11:05 pm

2 stops25h 25m

Barcelona-El Prat

lun. 3/16

3:35 pm-9:29 pm

2 stops36h 54m

$516

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

jue. 2/26

7:00 am-9:45 am

2 stops18h 45m

Barcelona-El Prat

dom. 3/8

11:30 am-11:38 pm

2 stops19h 08m

$555

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

lun. 3/9

11:30 pm-7:35 am

1 stop25h 05m

Barcelona-El Prat

lun. 3/16

9:30 am-11:45 pm

2 stops21h 15m

$595

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

lun. 3/9

11:30 pm-7:35 am

1 stop25h 05m

Barcelona-El Prat

lun. 3/16

6:00 am-6:43 pm

2 stops19h 43m

$597

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

jue. 2/26

10:45 am-7:05 pm

2 stops24h 20m

Barcelona-El Prat

jue. 3/5

10:55 am-9:50 am

2 stops30h 55m

$600

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

jue. 2/26

10:45 am-7:05 pm

2 stops24h 20m

Barcelona-El Prat

jue. 3/5

10:55 am-12:28 pm

1 stop33h 33m

$601

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

lun. 3/9

11:30 pm-7:35 am

1 stop25h 05m

Barcelona-El Prat

lun. 3/16

6:00 am-9:35 pm

2 stops22h 35m

$603

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

mié. 4/1

5:00 am-2:55 pm

2 stops25h 55m

Barcelona-El Prat

mié. 4/22

1:15 pm-9:22 pm

2 stops40h 07m

$623

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Barcelona from

How to get the cheapest flight ticket from Boise to Barcelona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Barcelona?

The month of February is, on average, the cheapest month to fly to Barcelona from Boise, with most prices found around $504. If you don’t want to visit Barcelona in February, then you should wait until November to fly from Boise, when ticket prices are also cheap, with an average price of $631.

How far in advance should I book a flight to Barcelona?

You are more likely to see cheaper flights to Barcelona from Boise when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $993 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from Boise for as low as $553 on momondo.

Cheap Boise to Barcelona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boise to Barcelona

Fastest flight time

14h 15m

Direct flights

None
The fastest flight from Boise to Barcelona takes 14h 15m
There are no direct flights from Boise to Barcelona. There are no popular flight routes from Boise to Barcelona.
Search flight deals

  • How far is Boise Air Term. Gowen Fld to Barcelona by plane?

    The straight-line distance from Boise Air Term. Gowen Fld to Barcelona is 5426.4 mi. By plane, this route typically takes 14h 15m.

  • When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Barcelona?

    Prices for flights from Boise Air Term. Gowen Fld Airport to Barcelona refresh daily.

  • How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Barcelona?

  • How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Barcelona?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to Barcelona.

  • What documentation or ID do you need to fly to Barcelona?

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

Best airlines flying from Boise to Barcelona

Compare and see reviews for airlines that fly from Boise to Barcelona with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom $483Free CancellationRating
7.0
3,099 reviews
Search Iberia flights
United AirlinesPriceFrom $552Free CancellationRating
7.4
9,213 reviews
Search United Airlines flights
DeltaPriceFrom $599Free CancellationRating
7.9
8,124 reviews
Search Delta flights
FinnairPriceFrom $637Free CancellationRating
7.6
1,356 reviews
Search Finnair flights
American AirlinesPriceFrom $641Free CancellationRating
7.2
11,199 reviews
Search American Airlines flights
Air CanadaPriceFrom $651Free CancellationRating
7.1
10,666 reviews
Search Air Canada flights

Why use momondo?

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

Finding the right flight to Barcelona from Boise is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Barcelona quick and easy, saving you time and money.

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

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

How can momondo help me find flights from Boise to Barcelona?

momondo helps you find the best flight between Boise and Barcelona by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Boise 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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Find better results for your trip to Spain

Fly into one of these airports located in Barcelona

Airports listed have a maximum distance of 46.7 mi from Barcelona
Barcelona-El Prat Airport
Girona Costa Brava Airport