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Cheap flights from Billings to Barcelona from $904

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to Barcelona departing on 7/29. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Billings to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:00 am - 8:20 am
BIL
-
BCN
19h 20m
2 stops
United Airlines Logo
3:15 pm - 10:10 pm
BCN
-
BIL
38h 55m
2 stops
$904United Airlines
Wed, Jul 29 - Wed, Aug 5
United Airlines Logo
7:00 am - 8:00 am
BIL
-
BCN
17h 00m
2 stops
United Airlines Logo
1:15 pm - 9:00 pm
BCN
-
BIL
39h 45m
2 stops
$918United Airlines
Thu, Aug 13 - Thu, Aug 20
American Airlines Logo
12:22 pm - 4:00 pm
BIL
-
BCN
19h 38m
2 stops
American Airlines Logo
10:45 am - 10:47 pm
BCN
-
BIL
20h 02m
1 stop
$927American Airlines
Thu, Aug 13 - Thu, Aug 20
American Airlines Logo
7:00 am - 10:10 am
BIL
-
BCN
19h 10m
1 stop
American Airlines Logo
10:45 am - 10:47 pm
BCN
-
BIL
20h 02m
1 stop
$931American Airlines
Thu, Aug 13 - Thu, Aug 20
United Airlines Logo
5:07 am - 9:20 am
BIL
-
BCN
44h 13m
2 stops
United Airlines Logo
11:50 am - 9:41 am
BCN
-
BIL
53h 51m
2 stops
$970United Airlines
Sat, Aug 15 - Sat, Aug 22
American Airlines Logo
12:22 pm - 3:40 pm
BIL
-
BCN
19h 18m
2 stops
American Airlines Logo
10:45 am - 10:09 pm
BCN
-
BIL
19h 24m
1 stop
$987American Airlines
Sat, Aug 15 - Sat, Aug 22
American Airlines Logo
12:22 pm - 10:55 am
BIL
-
BCN
14h 33m
1 stop
American Airlines Logo
10:45 am - 10:09 pm
BCN
-
BIL
19h 24m
1 stop
$991American Airlines
Sat, Aug 15 - Sat, Aug 22
Multiple Airlines Logo
5:07 am - 9:20 am
BIL
-
BCN
20h 13m
3 stops
Multiple Airlines Logo
12:15 pm - 9:41 am
BCN
-
BIL
29h 26m
2 stops
$1,099Multiple Airlines
Sat, Aug 15 - Sat, Aug 22
United Airlines Logo
5:07 am - 8:20 am
BIL
-
BCN
19h 13m
2 stops
United Airlines Logo
12:15 pm - 9:41 am
BCN
-
BIL
53h 26m
2 stops
$1,156United Airlines
Tue, Aug 4 - Sat, Aug 15
American Airlines Logo
12:49 pm - 10:45 am
BIL
-
BCN
13h 56m
1 stop
American Airlines Logo
10:45 am - 10:47 pm
BCN
-
BIL
20h 02m
2 stops
$1,157American Airlines
Wed, Jul 29 - Wed, Aug 5

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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
Jul 29
BIL5:00 amBillings Logan Intl
19h 20m
2 stops
BCN8:20 amBarcelona-El Prat
Aug 5
BCN3:15 pmBarcelona-El Prat
38h 55m
2 stops
BIL10:10 pmBillings Logan Intl
$904
United Airlines
Aug 13
BIL7:00 amBillings Logan Intl
17h 00m
2 stops
BCN8:00 amBarcelona-El Prat
Aug 20
BCN1:15 pmBarcelona-El Prat
39h 45m
2 stops
BIL9:00 pmBillings Logan Intl
$918
United Airlines
Aug 15
BIL5:07 amBillings Logan Intl
44h 13m
2 stops
BCN9:20 amBarcelona-El Prat
Aug 22
BCN11:50 amBarcelona-El Prat
53h 51m
2 stops
BIL9:41 amBillings Logan Intl
$970

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 13
BIL12:22 pmBillings Logan Intl
19h 38m
2 stops
BCN4:00 pmBarcelona-El Prat
Aug 20
BCN10:45 amBarcelona-El Prat
20h 02m
1 stop
BIL10:47 pmBillings Logan Intl
$927
American Airlines
Aug 13
BIL7:00 amBillings Logan Intl
19h 10m
1 stop
BCN10:10 amBarcelona-El Prat
Aug 20
BCN10:45 amBarcelona-El Prat
20h 02m
1 stop
BIL10:47 pmBillings Logan Intl
$931
American Airlines
Aug 15
BIL12:22 pmBillings Logan Intl
19h 18m
2 stops
BCN3:40 pmBarcelona-El Prat
Aug 22
BCN10:45 amBarcelona-El Prat
19h 24m
1 stop
BIL10:09 pmBillings Logan Intl
$987

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 July 4, 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

Cheapest round-trip

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Wed 7/29

5:00 am-8:20 am

2 stops19h 20m

Barcelona-El Prat

Wed 8/5

3:15 pm-10:10 pm

2 stops38h 55m

$904

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Thu 8/13

7:00 am-8:00 am

2 stops17h 00m

Barcelona-El Prat

Thu 8/20

1:15 pm-9:00 pm

2 stops39h 45m

$918

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Thu 8/13

12:22 pm-4:00 pm

2 stops19h 38m

Barcelona-El Prat

Thu 8/20

10:45 am-10:47 pm

1 stop20h 02m

$927

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Thu 8/13

7:00 am-10:10 am

1 stop19h 10m

Barcelona-El Prat

Thu 8/20

10:45 am-10:47 pm

1 stop20h 02m

$931

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Sat 8/15

5:07 am-9:20 am

2 stops44h 13m

Barcelona-El Prat

Sat 8/22

11:50 am-9:41 am

2 stops53h 51m

$970

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Sat 8/15

12:22 pm-3:40 pm

2 stops19h 18m

Barcelona-El Prat

Sat 8/22

10:45 am-10:09 pm

1 stop19h 24m

$987
Quickest round-trip

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Sat 8/15

12:22 pm-10:55 am

1 stop14h 33m

Barcelona-El Prat

Sat 8/22

10:45 am-10:09 pm

1 stop19h 24m

$991

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Sat 8/15

5:07 am-9:20 am

3 stops20h 13m

Barcelona-El Prat

Sat 8/22

12:15 pm-9:41 am

2 stops29h 26m

$1,099

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Tue 8/4

5:07 am-8:20 am

2 stops19h 13m

Barcelona-El Prat

Sat 8/15

12:15 pm-9:41 am

2 stops53h 26m

$1,156

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Wed 7/29

12:49 pm-10:45 am

1 stop13h 56m

Barcelona-El Prat

Wed 8/5

10:45 am-10:47 pm

2 stops20h 02m

$1,157

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Can stopping save me money on Billings to Barcelona-El Prat Airport flights?

You could potentially save up to 20% on your flight if you consider stops on a Billings to Barcelona-El Prat Airport flight.

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

18h 35m

Direct flights

None
The fastest flight from Billings to Barcelona-El Prat Airport takes 18h 35m
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

Frequently asked questions about flying from Billings to Barcelona-El Prat Airport

  • 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 18h 35m.

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

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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