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Cheap flights from Allentown to Barcelona from $393

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 9/25. 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 Allentown to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:00 pm - 12:50 pm
ABE
-
BCN
17h 50m
1 stop
Delta Logo
11:00 am - 10:46 pm
BCN
-
ABE
17h 46m
1 stop
$717Delta
Mon, Oct 5 - Wed, Oct 21
United Airlines Logo
10:38 am - 1:15 pm
ABE
-
BCN
20h 37m
1 stop
United Airlines Logo
6:40 am - 9:12 pm
BCN
-
ABE
20h 32m
2 stops
$721United Airlines
Mon, Oct 5 - Thu, Oct 22
United Airlines Logo
10:38 am - 8:20 am
ABE
-
BCN
15h 42m
2 stops
United Airlines Logo
11:15 am - 10:06 am
BCN
-
ABE
28h 51m
2 stops
$722United Airlines
Mon, Oct 5 - Wed, Oct 21
United Airlines Logo
5:36 pm - 1:15 pm
ABE
-
BCN
13h 39m
1 stop
United Airlines Logo
3:15 pm - 4:56 pm
BCN
-
ABE
31h 41m
1 stop
$723United Airlines
Tue, Oct 6 - Thu, Oct 22
United Airlines Logo
6:15 am - 8:20 am
ABE
-
BCN
20h 05m
2 stops
United Airlines Logo
1:50 pm - 10:06 am
BCN
-
ABE
26h 16m
2 stops
$726United Airlines
Mon, Oct 5 - Tue, Oct 20
United Airlines Logo
6:15 am - 2:25 pm
ABE
-
BCN
26h 10m
2 stops
United Airlines Logo
8:00 am - 10:06 am
BCN
-
ABE
32h 06m
2 stops
$729United Airlines
Tue, Oct 6 - Tue, Oct 20
United Airlines Logo
5:36 pm - 1:15 pm
ABE
-
BCN
13h 39m
1 stop
United Airlines Logo
10:25 am - 10:06 am
BCN
-
ABE
29h 41m
2 stops
$771United Airlines
Wed, Sep 23 - Mon, Oct 5
United Airlines Logo
5:36 pm - 1:15 pm
ABE
-
BCN
13h 39m
1 stop
United Airlines Logo
3:15 pm - 10:06 am
BCN
-
ABE
24h 51m
1 stop
$773United Airlines
Wed, Sep 23 - Mon, Oct 5
United Airlines Logo
10:38 am - 8:20 am
ABE
-
BCN
15h 42m
2 stops
United Airlines Logo
12:15 pm - 10:06 am
BCN
-
ABE
27h 51m
2 stops
$775United Airlines
Mon, Oct 5 - Sat, Oct 24
United Airlines Logo
2:30 pm - 2:25 pm
ABE
-
BCN
17h 55m
2 stops
United Airlines Logo
6:40 am - 9:12 pm
BCN
-
ABE
20h 32m
2 stops
$779United Airlines
Fri, Oct 9 - Wed, Oct 21

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 5
ABE10:38 amAllentown-Bethlehem
20h 37m
1 stop
BCN1:15 pmBarcelona-El Prat
Oct 22
BCN6:40 amBarcelona-El Prat
20h 32m
2 stops
ABE9:12 pmAllentown-Bethlehem
$721
United Airlines
Oct 5
ABE10:38 amAllentown-Bethlehem
15h 42m
2 stops
BCN8:20 amBarcelona-El Prat
Oct 21
BCN11:15 amBarcelona-El Prat
28h 51m
2 stops
ABE10:06 amAllentown-Bethlehem
$722
United Airlines
Oct 6
ABE5:36 pmAllentown-Bethlehem
13h 39m
1 stop
BCN1:15 pmBarcelona-El Prat
Oct 22
BCN3:15 pmBarcelona-El Prat
31h 41m
1 stop
ABE4:56 pmAllentown-Bethlehem
$723

Delta flights from Allentown to Barcelona-El Prat Airport

Our best Delta deals on Allentown to Barcelona-El Prat Airport flight tickets
Delta
Oct 5
ABE1:00 pmAllentown-Bethlehem
17h 50m
1 stop
BCN12:50 pmBarcelona-El Prat
Oct 21
BCN11:00 amBarcelona-El Prat
17h 46m
1 stop
ABE10:46 pmAllentown-Bethlehem
$717
Delta
Oct 6
ABE1:00 pmAllentown-Bethlehem
22h 10m
2 stops
BCN5:10 pmBarcelona-El Prat
Oct 24
BCN1:25 pmBarcelona-El Prat
28h 39m
2 stops
ABE12:04 pmAllentown-Bethlehem
$876
Delta
Jun 24
ABE6:05 pmAllentown-Bethlehem
15h 30m
2 stops
BCN3:35 pmBarcelona-El Prat
Jul 24
BCN11:30 amBarcelona-El Prat
30h 37m
1 stop
ABE12:07 pmAllentown-Bethlehem
$931

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 May 9, 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
Quickest round-trip

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Mon 10/5

1:00 pm-12:50 pm

1 stop17h 50m

Barcelona-El Prat

Wed 10/21

11:00 am-10:46 pm

1 stop17h 46m

$717

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Mon 10/5

10:38 am-1:15 pm

1 stop20h 37m

Barcelona-El Prat

Thu 10/22

6:40 am-9:12 pm

2 stops20h 32m

$721

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Mon 10/5

10:38 am-8:20 am

2 stops15h 42m

Barcelona-El Prat

Wed 10/21

11:15 am-10:06 am

2 stops28h 51m

$722

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Tue 10/6

5:36 pm-1:15 pm

1 stop13h 39m

Barcelona-El Prat

Thu 10/22

3:15 pm-4:56 pm

1 stop31h 41m

$723

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Mon 10/5

6:15 am-8:20 am

2 stops20h 05m

Barcelona-El Prat

Tue 10/20

1:50 pm-10:06 am

2 stops26h 16m

$726

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Tue 10/6

6:15 am-2:25 pm

2 stops26h 10m

Barcelona-El Prat

Tue 10/20

8:00 am-10:06 am

2 stops32h 06m

$729

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Wed 9/23

5:36 pm-1:15 pm

1 stop13h 39m

Barcelona-El Prat

Mon 10/5

10:25 am-10:06 am

2 stops29h 41m

$771

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Wed 9/23

5:36 pm-1:15 pm

1 stop13h 39m

Barcelona-El Prat

Mon 10/5

3:15 pm-10:06 am

1 stop24h 51m

$773

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Mon 10/5

10:38 am-8:20 am

2 stops15h 42m

Barcelona-El Prat

Sat 10/24

12:15 pm-10:06 am

2 stops27h 51m

$775

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Fri 10/9

2:30 pm-2:25 pm

2 stops17h 55m

Barcelona-El Prat

Wed 10/21

6:40 am-9:12 pm

2 stops20h 32m

$779

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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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

What is the cheapest airline that flies from Allentown-Bethlehem to Barcelona-El Prat?

United Airlines is the most popular carrier operating from Allentown-Bethlehem to Barcelona-El Prat

What airlines fly to Barcelona-El Prat Airport?

United Airlines, TAP AIR PORTUGAL and Iberia are the top three most popular airlines that fly to Barcelona-El Prat Airport from Allentown according to our data. United Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Barcelona-El Prat Airport. Keep in mind that there are 13 different airlines that fly to Barcelona-El Prat Airport on a routine basis, so you have a few additional options to choose from.

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 40m

Direct flights

None
The fastest flight from Allentown to Barcelona-El Prat Airport takes 12h 40m
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 40m 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 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.

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

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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