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Cheap flights from Allentown to Barcelona from $246

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 12/7. 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 Allentown to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:36 pm - 1:15 pmABE  Allentown-Bethlehem-BCN Barcelona-El Prat
13h 39m1 stop Chicago O'Hare Intl
United Airlines Logo
6:50 am - 9:02 pmBCN  Barcelona-El Prat-ABE Allentown-Bethlehem
20h 12m2 stops Frankfurt am Main Chicago O'Hare Intl
$720United Airlines
Sun, Nov 15 - Wed, Nov 18
United Airlines Logo
5:36 pm - 1:15 pmABE  Allentown-Bethlehem-BCN Barcelona-El Prat
13h 39m1 stop Chicago O'Hare Intl
United Airlines Logo
3:10 pm - 9:02 pmBCN  Barcelona-El Prat-ABE Allentown-Bethlehem
35h 52m1 stop Chicago O'Hare Intl
$722United Airlines
Sun, Nov 15 - Wed, Nov 18
United Airlines Logo
6:15 am - 9:00 amABE  Allentown-Bethlehem-BCN Barcelona-El Prat
20h 45m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
10:30 am - 9:02 pmBCN  Barcelona-El Prat-ABE Allentown-Bethlehem
16h 32m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
$722United Airlines
Sun, Nov 15 - Wed, Nov 18
Delta Logo
6:04 pm - 12:50 pmABE  Allentown-Bethlehem-BCN Barcelona-El Prat
12h 46m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:00 am - 10:29 pmBCN  Barcelona-El Prat-ABE Allentown-Bethlehem
17h 29m1 stop Atlanta Hartsfield-Jackson
$777Delta
Mon, Oct 5 - Thu, Oct 15
KLM Logo
6:04 pm - 6:50 pmABE  Allentown-Bethlehem-BCN Barcelona-El Prat
18h 46m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
KLM Logo
7:45 pm - 5:16 pmBCN  Barcelona-El Prat-ABE Allentown-Bethlehem
27h 31m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$790KLM
Mon, Sep 28 - Mon, Oct 5
KLM Logo
6:04 pm - 12:50 pmABE  Allentown-Bethlehem-BCN Barcelona-El Prat
12h 46m1 stop Atlanta Hartsfield-Jackson
KLM Logo
7:45 pm - 5:16 pmBCN  Barcelona-El Prat-ABE Allentown-Bethlehem
27h 31m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$827KLM
Mon, Sep 28 - Mon, Oct 5
Delta Logo
6:08 pm - 12:50 pmABE  Allentown-Bethlehem-BCN Barcelona-El Prat
12h 42m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:00 am - 10:16 pmBCN  Barcelona-El Prat-ABE Allentown-Bethlehem
17h 16m1 stop Atlanta Hartsfield-Jackson
$1,059Delta
Tue, Sep 8 - Tue, Sep 15
American Airlines Logo
9:13 am - 10:55 amABE  Allentown-Bethlehem-BCN Barcelona-El Prat
19h 42m1 stop Chicago O'Hare Intl
American Airlines Logo
10:30 am - 10:12 pmBCN  Barcelona-El Prat-ABE Allentown-Bethlehem
17h 42m1 stop Chicago O'Hare Intl
$1,081American Airlines
Mon, Sep 28 - Mon, Oct 5
KLM Logo
1:10 pm - 12:50 pmABE  Allentown-Bethlehem-BCN Barcelona-El Prat
17h 40m1 stop Atlanta Hartsfield-Jackson
KLM Logo
11:30 am - 10:23 pmBCN  Barcelona-El Prat-ABE Allentown-Bethlehem
16h 53m1 stop Atlanta Hartsfield-Jackson
$1,391KLM
Tue, Aug 25 - Fri, Aug 28
Delta Logo
6:28 am - 12:50 pmABE  Allentown-Bethlehem-BCN Barcelona-El Prat
24h 22m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:00 am - 10:16 pmBCN  Barcelona-El Prat-ABE Allentown-Bethlehem
17h 16m1 stop Atlanta Hartsfield-Jackson
$1,584Delta
Sat, Sep 12 - Sat, Sep 19

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KLM flights from Allentown to Barcelona-El Prat Airport

Our best KLM deals on Allentown to Barcelona-El Prat Airport flight tickets
KLM
Sep 28
ABE6:04 pmAllentown-Bethlehem
18h 46m
2 stops
BCN6:50 pmBarcelona-El Prat
Oct 5
BCN7:45 pmBarcelona-El Prat
27h 31m
2 stops
ABE5:16 pmAllentown-Bethlehem
$790
KLM
Sep 28
ABE6:04 pmAllentown-Bethlehem
12h 46m
1 stop
BCN12:50 pmBarcelona-El Prat
Oct 5
BCN7:45 pmBarcelona-El Prat
27h 31m
2 stops
ABE5:16 pmAllentown-Bethlehem
$827
KLM
Aug 25
ABE1:10 pmAllentown-Bethlehem
17h 40m
1 stop
BCN12:50 pmBarcelona-El Prat
Aug 28
BCN11:30 amBarcelona-El Prat
16h 53m
1 stop
ABE10:23 pmAllentown-Bethlehem
$1,391

American Airlines flights from Allentown to Barcelona-El Prat Airport

Our best American Airlines deals on Allentown to Barcelona-El Prat Airport flight tickets
American Airlines
Sep 28
ABE9:13 amAllentown-Bethlehem
19h 42m
1 stop
BCN10:55 amBarcelona-El Prat
Oct 5
BCN10:30 amBarcelona-El Prat
17h 42m
1 stop
ABE10:12 pmAllentown-Bethlehem
$1,081
American Airlines
Aug 18
ABE4:57 pmAllentown-Bethlehem
15h 18m
2 stops
BCN2:15 pmBarcelona-El Prat
Aug 28
BCN10:30 amBarcelona-El Prat
18h 10m
1 stop
ABE10:40 pmAllentown-Bethlehem
$1,296
American Airlines
Aug 18
ABE4:57 pmAllentown-Bethlehem
15h 18m
2 stops
BCN2:15 pmBarcelona-El Prat
Aug 28
BCN12:00 pmBarcelona-El Prat
17h 25m
2 stops
ABE11:25 pmAllentown-Bethlehem
$1,311

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 August 16, 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 Allentown-Bethlehem - BCN Barcelona-El Prat

ABEBCN

Allentown-Bethlehem

Sun 11/15

5:36 pm-1:15 pm

1 stop13h 39m

Barcelona-El Prat

Wed 11/18

6:50 am-9:02 pm

2 stops20h 12m

$720

AllentownBarcelona

ABE Allentown-Bethlehem - BCN Barcelona-El Prat

ABEBCN

Allentown-Bethlehem

Sun 11/15

5:36 pm-1:15 pm

1 stop13h 39m

Barcelona-El Prat

Wed 11/18

3:10 pm-9:02 pm

1 stop35h 52m

$722

AllentownBarcelona

ABE Allentown-Bethlehem - BCN Barcelona-El Prat

ABEBCN

Allentown-Bethlehem

Sun 11/15

6:15 am-9:00 am

2 stops20h 45m

Barcelona-El Prat

Wed 11/18

10:30 am-9:02 pm

2 stops16h 32m

$722

AllentownBarcelona

ABE Allentown-Bethlehem - BCN Barcelona-El Prat

ABEBCN

Allentown-Bethlehem

Mon 10/5

6:04 pm-12:50 pm

1 stop12h 46m

Barcelona-El Prat

Thu 10/15

11:00 am-10:29 pm

1 stop17h 29m

$777

AllentownBarcelona

ABE Allentown-Bethlehem - BCN Barcelona-El Prat

ABEBCN

Allentown-Bethlehem

Mon 9/28

6:04 pm-6:50 pm

2 stops18h 46m

Barcelona-El Prat

Mon 10/5

7:45 pm-5:16 pm

2 stops27h 31m

$790

AllentownBarcelona

ABE Allentown-Bethlehem - BCN Barcelona-El Prat

ABEBCN

Allentown-Bethlehem

Mon 9/28

6:04 pm-12:50 pm

1 stop12h 46m

Barcelona-El Prat

Mon 10/5

7:45 pm-5:16 pm

2 stops27h 31m

$827
Quickest round-trip

AllentownBarcelona

ABE Allentown-Bethlehem - BCN Barcelona-El Prat

ABEBCN

Allentown-Bethlehem

Tue 9/8

6:08 pm-12:50 pm

1 stop12h 42m

Barcelona-El Prat

Tue 9/15

11:00 am-10:16 pm

1 stop17h 16m

$1,059

AllentownBarcelona

ABE Allentown-Bethlehem - BCN Barcelona-El Prat

ABEBCN

Allentown-Bethlehem

Mon 9/28

9:13 am-10:55 am

1 stop19h 42m

Barcelona-El Prat

Mon 10/5

10:30 am-10:12 pm

1 stop17h 42m

$1,081

AllentownBarcelona

ABE Allentown-Bethlehem - BCN Barcelona-El Prat

ABEBCN

Allentown-Bethlehem

Tue 8/25

1:10 pm-12:50 pm

1 stop17h 40m

Barcelona-El Prat

Fri 8/28

11:30 am-10:23 pm

1 stop16h 53m

$1,391

AllentownBarcelona

ABE Allentown-Bethlehem - BCN Barcelona-El Prat

ABEBCN

Allentown-Bethlehem

Sat 9/12

6:28 am-12:50 pm

1 stop24h 22m

Barcelona-El Prat

Sat 9/19

11:00 am-10:16 pm

1 stop17h 16m

$1,584

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

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

11h 40m

Direct flights

None
The fastest flight from Allentown to Barcelona-El Prat Airport takes 11h 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. 11h 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
Tarragona
Castelldefels
El Prat de Llobregat
L'Hospitalet de Llobregat
Tossa de Mar
Calella
Cadaques
Cambrils
Roses
Badalona
Santa Susanna
Calella de Palafrugell
Pals
Empuriabrava
Palafrugell
Malgrat de Mar
Pineda 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

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