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Cheap flights from Billings to Barcelona from $380

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to Barcelona departing on 4/8. 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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0 bags

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Find the cheapest flights from Billings to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:21 pm - 7:35 am
BIL
-
BCN
30h 14m
2 stops
Multiple Airlines Logo
5:20 pm - 10:29 pm
BCN
-
BIL
37h 09m
2 stops
$751Multiple Airlines
Fri, Mar 20 - Sun, Mar 29
United Airlines Logo
8:45 am - 1:15 pm
BIL
-
BCN
20h 30m
1 stop
United Airlines Logo
12:15 pm - 11:21 am
BCN
-
BIL
55h 06m
2 stops
$922United Airlines
Tue, Aug 4 - Sat, Aug 15
United Airlines Logo
5:00 am - 8:00 am
BIL
-
BCN
19h 00m
2 stops
United Airlines Logo
12:15 pm - 11:21 am
BCN
-
BIL
55h 06m
2 stops
$925United Airlines
Tue, Aug 4 - Sat, Aug 15
United Airlines Logo
4:25 pm - 8:00 am
BIL
-
BCN
31h 35m
2 stops
United Airlines Logo
12:15 pm - 10:13 pm
BCN
-
BIL
41h 58m
2 stops
$1,055United Airlines
Sat, Jul 18 - Sun, Jul 26
Multiple Airlines Logo
1:48 pm - 7:50 am
BIL
-
BCN
35h 02m
1 stop
Multiple Airlines Logo
9:20 pm - 10:09 pm
BCN
-
BIL
32h 49m
2 stops
$1,081Multiple Airlines
Fri, Mar 20 - Sun, Mar 29
Lufthansa Logo
8:45 am - 1:15 pm
BIL
-
BCN
20h 30m
1 stop
Lufthansa Logo
6:40 pm - 8:51 pm
BCN
-
BIL
34h 11m
2 stops
$1,120Lufthansa
Tue, Aug 4 - Sat, Aug 15
Multiple Airlines Logo
6:00 am - 4:00 pm
BIL
-
BCN
26h 00m
2 stops
Multiple Airlines Logo
10:55 am - 11:45 pm
BCN
-
BIL
20h 50m
2 stops
$1,147Multiple Airlines
Sat, May 30 - Fri, Jun 12
Multiple Airlines Logo
6:30 am - 8:35 am
BIL
-
BCN
19h 05m
3 stops
Multiple Airlines Logo
12:15 pm - 9:40 am
BCN
-
BIL
29h 25m
2 stops
$1,188Multiple Airlines
Fri, Mar 20 - Sun, Mar 29
American Airlines Logo
6:00 am - 10:10 am
BIL
-
BCN
20h 10m
1 stop
American Airlines Logo
10:45 am - 9:30 pm
BCN
-
BIL
18h 45m
1 stop
$1,226American Airlines
Tue, Aug 4 - Sat, Aug 15
United Airlines Logo
6:30 am - 8:20 am
BIL
-
BCN
42h 50m
2 stops
United Airlines Logo
10:20 am - 8:57 pm
BCN
-
BIL
42h 37m
2 stops
$1,240United Airlines
Sat, Mar 28 - Sat, Apr 4

United Airlines flights from Billings to Barcelona-El Prat Airport

Our best United Airlines deals on Billings to Barcelona-El Prat Airport flight tickets
United Airlines
Aug 4
BIL8:45 amBillings Logan Intl
20h 30m
1 stop
BCN1:15 pmBarcelona-El Prat
Aug 15
BCN12:15 pmBarcelona-El Prat
55h 06m
2 stops
BIL11:21 amBillings Logan Intl
$922
United Airlines
Aug 4
BIL5:00 amBillings Logan Intl
19h 00m
2 stops
BCN8:00 amBarcelona-El Prat
Aug 15
BCN12:15 pmBarcelona-El Prat
55h 06m
2 stops
BIL11:21 amBillings Logan Intl
$925
United Airlines
Jul 18
BIL4:25 pmBillings Logan Intl
31h 35m
2 stops
BCN8:00 amBarcelona-El Prat
Jul 26
BCN12:15 pmBarcelona-El Prat
41h 58m
2 stops
BIL10:13 pmBillings Logan Intl
$1,055

American Airlines flights from Billings to Barcelona-El Prat Airport

Our best American Airlines deals on Billings to Barcelona-El Prat Airport flight tickets
American Airlines
Aug 4
BIL6:00 amBillings Logan Intl
20h 10m
1 stop
BCN10:10 amBarcelona-El Prat
Aug 15
BCN10:45 amBarcelona-El Prat
18h 45m
1 stop
BIL9:30 pmBillings Logan Intl
$1,226
American Airlines
Jul 18
BIL12:36 pmBillings Logan Intl
15h 34m
2 stops
BCN12:10 pmBarcelona-El Prat
Jul 26
BCN10:45 amBarcelona-El Prat
20h 00m
1 stop
BIL10:45 pmBillings Logan Intl
$1,345
American Airlines
Mar 28
BIL5:27 amBillings Logan Intl
18h 08m
1 stop
BCN6:35 amBarcelona-El Prat
Apr 4
BCN10:45 amBarcelona-El Prat
19h 24m
1 stop
BIL10:09 pmBillings Logan Intl
$1,440

momondo Fare Finder

 
Customize your flight search to find flights from Billings 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 February 12, 2026.
Use the filters below to find and compare flights from Billings to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Fri 3/20

6:21 pm-7:35 am

2 stops30h 14m

Barcelona-El Prat

Sun 3/29

5:20 pm-10:29 pm

2 stops37h 09m

$751

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Tue 8/4

8:45 am-1:15 pm

1 stop20h 30m

Barcelona-El Prat

Sat 8/15

12:15 pm-11:21 am

2 stops55h 06m

$922

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Tue 8/4

5:00 am-8:00 am

2 stops19h 00m

Barcelona-El Prat

Sat 8/15

12:15 pm-11:21 am

2 stops55h 06m

$925

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Sat 7/18

4:25 pm-8:00 am

2 stops31h 35m

Barcelona-El Prat

Sun 7/26

12:15 pm-10:13 pm

2 stops41h 58m

$1,055

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Fri 3/20

1:48 pm-7:50 am

1 stop35h 02m

Barcelona-El Prat

Sun 3/29

9:20 pm-10:09 pm

2 stops32h 49m

$1,081

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Tue 8/4

8:45 am-1:15 pm

1 stop20h 30m

Barcelona-El Prat

Sat 8/15

6:40 pm-8:51 pm

2 stops34h 11m

$1,120

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Sat 5/30

6:00 am-4:00 pm

2 stops26h 00m

Barcelona-El Prat

Fri 6/12

10:55 am-11:45 pm

2 stops20h 50m

$1,147

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Fri 3/20

6:30 am-8:35 am

3 stops19h 05m

Barcelona-El Prat

Sun 3/29

12:15 pm-9:40 am

2 stops29h 25m

$1,188

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Tue 8/4

6:00 am-10:10 am

1 stop20h 10m

Barcelona-El Prat

Sat 8/15

10:45 am-9:30 pm

1 stop18h 45m

$1,226

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Sat 3/28

6:30 am-8:20 am

2 stops42h 50m

Barcelona-El Prat

Sat 4/4

10:20 am-8:57 pm

2 stops42h 37m

$1,240

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 Billings to Barcelona-El Prat Airport

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 airline that flies from Billings Logan Intl to Barcelona-El Prat?

United Airlines is the most popular carrier operating from Billings Logan Intl to Barcelona-El Prat

When to book flights from Billings to Barcelona-El Prat Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Billings 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 Billings to Barcelona-El Prat Airport (BIL to BCN) flight deals and tips

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

Fastest flight time

19h 00m

Direct flights

None
The fastest flight from Billings to Barcelona-El Prat Airport takes 19h 00m
There are no direct flights from Billings to Barcelona-El Prat Airport. There are no popular flight routes from Billings to Barcelona-El Prat Airport.
Search flight deals

  • How far is Billings Logan Intl to Barcelona-El Prat by plane?

    The distance between Billings Logan Intl and Barcelona-El Prat is about 5055.1 mi. By plane, this route typically takes 19h 00m.

  • When did momondo last update prices for flights from Billings Logan Intl Airport to Barcelona-El Prat Airport?

    Prices for flights from Billings Logan Intl Airport to Barcelona-El Prat Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Billings Logan Intl 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 Billings Logan Intl Airport to Barcelona-El Prat Airport.

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

    The necessary travel and health documents for your Barcelona-El Prat Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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
Tarragona
Castelldefels
El Prat de Llobregat
L'Hospitalet de Llobregat
Santa Susanna
Calella
Cadaques
Cambrils
Empuriabrava
Pals
Roses
Pineda de Mar
Badalona
Malgrat de Mar
Palafrugell
Tortosa

Why use momondo?

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

Finding the right flight to Barcelona from Billings 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 Billings to Barcelona with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Billings to Barcelona flights to just show those with flexible booking policies.

How can momondo help me find flights from Billings 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 Billings.

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

Price alerts on flights to Barcelona from Billings are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Barcelona-El Prat Airport trip

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