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Cheap flights from Allentown to Barcelona from $434

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Barcelona departing on 11/8. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 pm - 8:40 amABE-BCN
32h 40m1 stop
Delta Logo
10:55 am - 5:19 pmBCN-ABE
36h 24m1 stop
$434Delta
Find Deal
Sat, Nov 8 - Thu, Nov 20
Delta Logo
6:00 pm - 2:00 pmABE-BCN
38h 00m2 stops
Delta Logo
10:55 am - 10:12 pmBCN-ABE
17h 17m1 stop
$453Delta
Find Deal
Mon, Nov 10 - Thu, Nov 20
Delta Logo
6:00 pm - 8:40 amABE-BCN
32h 40m1 stop
Delta Logo
6:00 am - 12:16 pmBCN-ABE
36h 16m2 stops
$461Delta
Find Deal
Sat, Nov 8 - Fri, Nov 21
Delta Logo
6:00 pm - 10:25 amABE-BCN
34h 25m2 stops
Delta Logo
10:55 am - 10:12 pmBCN-ABE
17h 17m1 stop
$465Delta
Find Deal
Sat, Nov 8 - Thu, Nov 20
Delta Logo
6:00 pm - 2:00 pmABE-BCN
38h 00m2 stops
Delta Logo
6:00 am - 12:16 pmBCN-ABE
36h 16m2 stops
$480Delta
Find Deal
Mon, Nov 10 - Fri, Nov 21
KLM Logo
6:00 pm - 8:40 amABE-BCN
32h 40m1 stop
KLM Logo
10:55 am - 10:12 pmBCN-ABE
17h 17m1 stop
$489KLM
Find Deal
Sat, Nov 8 - Mon, Nov 24
KLM Logo
6:00 pm - 8:40 amABE-BCN
32h 40m1 stop
KLM Logo
6:00 am - 10:12 pmBCN-ABE
22h 12m2 stops
$632KLM
Find Deal
Sat, Nov 8 - Mon, Nov 24
United Airlines Logo
6:30 am - 8:20 amABE-BCN
19h 50m2 stops
United Airlines Logo
6:50 am - 9:46 pmBCN-ABE
20h 56m3 stops
$668United Airlines
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Wed, Dec 10 - Wed, Dec 17
Multiple Airlines Logo
6:00 pm - 8:40 amABE-BCN
32h 40m1 stop
Multiple Airlines Logo
10:55 am - 10:12 pmBCN-ABE
17h 17m1 stop
$676Multiple Airlines
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Sat, Nov 8 - Sat, Nov 22
United Airlines Logo
1:00 pm - 1:10 pmABE-BCN
18h 10m1 stop
United Airlines Logo
1:35 pm - 9:16 pmBCN-ABE
37h 41m2 stops
$730United Airlines
Find Deal
Mon, Nov 10 - Fri, Nov 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
Dec 10
ABE6:30 amAllentown-Bethlehem
19h 50m
2 stops
BCN8:20 amBarcelona-El Prat
Dec 17
BCN6:50 amBarcelona-El Prat
20h 56m
3 stops
ABE9:46 pmAllentown-Bethlehem
$668
Find similar
United Airlines
Nov 10
ABE1:00 pmAllentown-Bethlehem
18h 10m
1 stop
BCN1:10 pmBarcelona-El Prat
Nov 21
BCN1:35 pmBarcelona-El Prat
37h 41m
2 stops
ABE9:16 pmAllentown-Bethlehem
$730
Find similar
United Airlines
Nov 10
ABE5:22 pmAllentown-Bethlehem
13h 48m
1 stop
BCN1:10 pmBarcelona-El Prat
Nov 26
BCN6:50 amBarcelona-El Prat
20h 26m
2 stops
ABE9:16 pmAllentown-Bethlehem
$755
Find similar

Delta flights from Allentown to Barcelona-El Prat Airport

Our best Delta deals on Allentown to Barcelona-El Prat Airport flight tickets
Delta
Nov 8
ABE6:00 pmAllentown-Bethlehem
32h 40m
1 stop
BCN8:40 amBarcelona-El Prat
Nov 20
BCN10:55 amBarcelona-El Prat
36h 24m
1 stop
ABE5:19 pmAllentown-Bethlehem
$434
Find similar
Delta
Nov 10
ABE6:00 pmAllentown-Bethlehem
38h 00m
2 stops
BCN2:00 pmBarcelona-El Prat
Nov 20
BCN10:55 amBarcelona-El Prat
17h 17m
1 stop
ABE10:12 pmAllentown-Bethlehem
$453
Find similar
Delta
Nov 8
ABE6:00 pmAllentown-Bethlehem
32h 40m
1 stop
BCN8:40 amBarcelona-El Prat
Nov 21
BCN6:00 amBarcelona-El Prat
36h 16m
2 stops
ABE12:16 pmAllentown-Bethlehem
$461
Find similar

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 October 28, 2025.
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

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Sat 11/8

6:00 pm-8:40 am

1 stop32h 40m

Barcelona-El Prat

Thu 11/20

10:55 am-5:19 pm

1 stop36h 24m

$434

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Mon 11/10

6:00 pm-2:00 pm

2 stops38h 00m

Barcelona-El Prat

Thu 11/20

10:55 am-10:12 pm

1 stop17h 17m

$453

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Sat 11/8

6:00 pm-8:40 am

1 stop32h 40m

Barcelona-El Prat

Fri 11/21

6:00 am-12:16 pm

2 stops36h 16m

$461

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Sat 11/8

6:00 pm-10:25 am

2 stops34h 25m

Barcelona-El Prat

Thu 11/20

10:55 am-10:12 pm

1 stop17h 17m

$465

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Mon 11/10

6:00 pm-2:00 pm

2 stops38h 00m

Barcelona-El Prat

Fri 11/21

6:00 am-12:16 pm

2 stops36h 16m

$480

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Sat 11/8

6:00 pm-8:40 am

1 stop32h 40m

Barcelona-El Prat

Mon 11/24

10:55 am-10:12 pm

1 stop17h 17m

$489

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Sat 11/8

6:00 pm-8:40 am

1 stop32h 40m

Barcelona-El Prat

Mon 11/24

6:00 am-10:12 pm

2 stops22h 12m

$632

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Wed 12/10

6:30 am-8:20 am

2 stops19h 50m

Barcelona-El Prat

Wed 12/17

6:50 am-9:46 pm

3 stops20h 56m

$668

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Sat 11/8

6:00 pm-8:40 am

1 stop32h 40m

Barcelona-El Prat

Sat 11/22

10:55 am-10:12 pm

1 stop17h 17m

$676

AllentownBarcelona

ABE - BCN

ABEBCN

Allentown-Bethlehem

Mon 11/10

1:00 pm-1:10 pm

1 stop18h 10m

Barcelona-El Prat

Fri 11/21

1:35 pm-9:16 pm

2 stops37h 41m

$730

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 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 day to depart on your flight to Barcelona-El Prat Airport?

The cheapest day to depart on your flight to Barcelona-El Prat Airport is on a Wednesday when prices can be found for as low as $952. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,259. These prices are subject to change though, so be sure to set up a Price Alert for flights to Barcelona-El Prat Airport.

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

Flying to Barcelona-El Prat Airport from Allentown in the evening is the least expensive time of day to depart. momondo users have found prices as low as $840 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,291 on average. Flights to Barcelona-El Prat Airport from Allentown in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Direct flights

None
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.
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  • 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. 13h 46m 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
El Prat de Llobregat
L'Hospitalet de Llobregat
Tarragona
Santa Susanna
Cambrils
Cadaques
Badalona
Empuriabrava
Pineda de Mar
Roses
Calella
Pals
Palafrugell
Tortosa
La Pineda

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

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