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Cheap flights from Allentown to Barcelona from $327

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Barcelona departing on 8/31. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Allentown to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:46 pm - 1:15 pm
ABE
-
BCN
13h 29m
1 stop
United Airlines Logo
12:15 pm - 5:08 pm
BCN
-
ABE
34h 53m
2 stops
$697United Airlines
Wed, Oct 7 - Fri, Oct 23
United Airlines Logo
6:20 am - 2:25 pm
ABE
-
BCN
26h 05m
2 stops
United Airlines Logo
12:15 pm - 5:08 pm
BCN
-
ABE
34h 53m
2 stops
$704United Airlines
Wed, Oct 7 - Fri, Oct 23
United Airlines Logo
5:36 pm - 8:20 am
ABE
-
BCN
32h 44m
2 stops
United Airlines Logo
1:35 pm - 10:06 am
BCN
-
ABE
50h 31m
2 stops
$717United Airlines
Sun, Dec 6 - Wed, Dec 9
United Airlines Logo
5:46 pm - 1:15 pm
ABE
-
BCN
13h 29m
1 stop
United Airlines Logo
10:25 am - 9:35 am
BCN
-
ABE
29h 10m
2 stops
$720United Airlines
Wed, Oct 7 - Fri, Oct 23
United Airlines Logo
6:20 am - 2:25 pm
ABE
-
BCN
26h 05m
2 stops
United Airlines Logo
6:40 am - 9:05 pm
BCN
-
ABE
20h 25m
2 stops
$727United Airlines
Wed, Oct 7 - Fri, Oct 23
United Airlines Logo
5:46 pm - 1:15 pm
ABE
-
BCN
13h 29m
1 stop
United Airlines Logo
7:55 am - 9:05 pm
BCN
-
ABE
19h 10m
2 stops
$797United Airlines
Wed, Oct 7 - Fri, Oct 23
United Airlines Logo
10:32 am - 1:15 pm
ABE
-
BCN
20h 43m
1 stop
United Airlines Logo
12:15 pm - 5:01 pm
BCN
-
ABE
34h 46m
2 stops
$805United Airlines
Tue, Aug 18 - Fri, Aug 28
Delta Logo
6:08 pm - 12:50 pm
ABE
-
BCN
12h 42m
1 stop
Delta Logo
11:00 am - 10:23 pm
BCN
-
ABE
17h 23m
1 stop
$826Delta
Tue, Aug 18 - Tue, Aug 25
United Airlines Logo
10:32 am - 1:15 pm
ABE
-
BCN
20h 43m
1 stop
United Airlines Logo
12:15 pm - 9:57 am
BCN
-
ABE
27h 42m
2 stops
$829United Airlines
Tue, Aug 18 - Thu, Aug 27
Delta Logo
1:10 pm - 12:50 pm
ABE
-
BCN
17h 40m
1 stop
Delta Logo
11:10 am - 5:23 pm
BCN
-
ABE
36h 13m
2 stops
$830Delta
Tue, Aug 18 - Mon, Aug 31

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Delta flights from Allentown to Barcelona-El Prat Airport

Our best Delta deals on Allentown to Barcelona-El Prat Airport flight tickets
Delta
Aug 18
ABE6:08 pmAllentown-Bethlehem
12h 42m
1 stop
BCN12:50 pmBarcelona-El Prat
Aug 25
BCN11:00 amBarcelona-El Prat
17h 23m
1 stop
ABE10:23 pmAllentown-Bethlehem
$826
Delta
Aug 18
ABE1:10 pmAllentown-Bethlehem
17h 40m
1 stop
BCN12:50 pmBarcelona-El Prat
Aug 31
BCN11:10 amBarcelona-El Prat
36h 13m
2 stops
ABE5:23 pmAllentown-Bethlehem
$830
Delta
Aug 23
ABE6:07 pmAllentown-Bethlehem
12h 43m
1 stop
BCN12:50 pmBarcelona-El Prat
Aug 31
BCN1:25 pmBarcelona-El Prat
33h 58m
2 stops
ABE5:23 pmAllentown-Bethlehem
$879

United Airlines flights from Allentown to Barcelona-El Prat Airport

Our best United Airlines deals on Allentown to Barcelona-El Prat Airport flight tickets
United Airlines
Oct 7
ABE5:46 pmAllentown-Bethlehem
13h 29m
1 stop
BCN1:15 pmBarcelona-El Prat
Oct 23
BCN12:15 pmBarcelona-El Prat
34h 53m
2 stops
ABE5:08 pmAllentown-Bethlehem
$697
United Airlines
Oct 7
ABE6:20 amAllentown-Bethlehem
26h 05m
2 stops
BCN2:25 pmBarcelona-El Prat
Oct 23
BCN12:15 pmBarcelona-El Prat
34h 53m
2 stops
ABE5:08 pmAllentown-Bethlehem
$704
United Airlines
Dec 6
ABE5:36 pmAllentown-Bethlehem
32h 44m
2 stops
BCN8:20 amBarcelona-El Prat
Dec 9
BCN1:35 pmBarcelona-El Prat
50h 31m
2 stops
ABE10:06 amAllentown-Bethlehem
$717

momondo Fare Finder

 
Customize your flight search to find flights from Allentown 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 1, 2026.
Use the filters below to find and compare flights from Allentown to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Wed 10/7

5:46 pm-1:15 pm

1 stop13h 29m

Barcelona-El Prat

Fri 10/23

12:15 pm-5:08 pm

2 stops34h 53m

$697

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Wed 10/7

6:20 am-2:25 pm

2 stops26h 05m

Barcelona-El Prat

Fri 10/23

12:15 pm-5:08 pm

2 stops34h 53m

$704

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Sun 12/6

5:36 pm-8:20 am

2 stops32h 44m

Barcelona-El Prat

Wed 12/9

1:35 pm-10:06 am

2 stops50h 31m

$717

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Wed 10/7

5:46 pm-1:15 pm

1 stop13h 29m

Barcelona-El Prat

Fri 10/23

10:25 am-9:35 am

2 stops29h 10m

$720

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Wed 10/7

6:20 am-2:25 pm

2 stops26h 05m

Barcelona-El Prat

Fri 10/23

6:40 am-9:05 pm

2 stops20h 25m

$727

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Wed 10/7

5:46 pm-1:15 pm

1 stop13h 29m

Barcelona-El Prat

Fri 10/23

7:55 am-9:05 pm

2 stops19h 10m

$797

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Tue 8/18

10:32 am-1:15 pm

1 stop20h 43m

Barcelona-El Prat

Fri 8/28

12:15 pm-5:01 pm

2 stops34h 46m

$805
Quickest round-trip

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Tue 8/18

6:08 pm-12:50 pm

1 stop12h 42m

Barcelona-El Prat

Tue 8/25

11:00 am-10:23 pm

1 stop17h 23m

$826

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Tue 8/18

10:32 am-1:15 pm

1 stop20h 43m

Barcelona-El Prat

Thu 8/27

12:15 pm-9:57 am

2 stops27h 42m

$829

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Tue 8/18

1:10 pm-12:50 pm

1 stop17h 40m

Barcelona-El Prat

Mon 8/31

11:10 am-5:23 pm

2 stops36h 13m

$830

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Barcelona from

How to get the cheapest flight ticket from Allentown 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 Allentown to Barcelona-El Prat Airport flights?

You could potentially save up to 23% on your flight if you consider stops on a Allentown to Barcelona-El Prat Airport flight.

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

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

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

Fastest flight time

12h 45m

Direct flights

None
The fastest flight from Allentown to Barcelona-El Prat Airport takes 12h 45m
There are no direct flights from Allentown to Barcelona-El Prat Airport. There are no popular flight routes from Allentown to Barcelona-El Prat Airport.
Search flight deals

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

  • How far is Allentown-Bethlehem to Barcelona-El Prat by plane?

    The straight-line distance from Allentown-Bethlehem to Barcelona-El Prat is 3898.6 mi. 12h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to Barcelona-El Prat Airport?

    Prices for flights from Allentown-Bethlehem Airport to Barcelona-El Prat Airport are updated daily.

  • How many operators does momondo search for flights from Allentown-Bethlehem Airport to Barcelona-El Prat Airport?

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Barcelona-El Prat Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to Barcelona-El Prat Airport.

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

    The travel and health documents required for your trip to Barcelona-El Prat Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Barcelona-El Prat Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Allentown to Barcelona-El Prat Airport?

Best airlines flying from Allentown to Barcelona-El Prat Airport

Compare and see reviews for airlines that fly from Allentown to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $479Free CancellationRating
7.8
8,452 reviews
Search Delta flights

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 Allentown to Barcelona?

It is quick and easy to find Allentown to Barcelona flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Barcelona that suits you.

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

Flights from Allentown to Barcelona with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Allentown 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 Allentown to Barcelona right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Barcelona, momondo offers a useful price alert feature which will track prices for flights to Barcelona from Allentown and alert you when they change.

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