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$512+ Cheap flights from Allentown (ABE) to Madrid, Spain (MAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — MAD
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap flight deals from Allentown to Madrid

Cheapest flights from Allentown to Madrid
Explore the most affordable flight options available from Allentown to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1110:31 am
ABE
-
MAD
2 stops28h 44m
United Airlines
Mon 3/166:00 am
MAD
-
ABE
2 stops39h 51m
United Airlines
Deal found 2/8$512
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:35 pm
ABE
-
MAD
2 stops31h 15m
United Airlines
Tue 5/265:55 am
MAD
-
ABE
2 stops34h 11m
United Airlines
Deal found 2/8$691
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:28 am
ABE
-
MAD
2 stops27h 42m
United Airlines
Tue 3/36:00 am
MAD
-
ABE
2 stops20h 53m
United Airlines
Deal found 2/8$712
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:30 pm
ABE
-
MAD
2 stops35h 15m
United Airlines
Sun 3/151:45 pm
MAD
-
ABE
2 stops49h 11m
United Airlines
Deal found 2/10$734
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/286:51 pm
ABE
-
MAD
2 stops29h 59m
United Airlines
Sat 4/48:25 am
MAD
-
ABE
2 stops55h 33m
United Airlines
Deal found 2/10$778
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/135:35 pm
ABE
-
MAD
2 stops31h 15m
United Airlines
Tue 5/266:20 am
MAD
-
ABE
2 stops20h 52m
United Airlines
Deal found 2/8$821
This KLM deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:32 am
ABE
-
MAD
1 stop20h 33m
KLM
Mon 3/168:30 pm
MAD
-
ABE
2 stops31h 26m
KLM
Deal found 2/8$829
This Delta deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/112:57 pm
ABE
-
MAD
2 stops16h 23m
Delta
Wed 4/2912:45 pm
MAD
-
ABE
1 stop16h 15m
Delta
Deal found 2/8$840
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:15 am
ABE
-
MAD
2 stops28h 30m
United Airlines
Wed 4/291:05 pm
MAD
-
ABE
2 stops26h 53m
United Airlines
Deal found 2/8$845
This Kiwi.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/177:56 pm
ABE
-
MAD
1 stop34h 49m
Multiple Airlines
Tue 5/2612:25 pm
MAD
-
ABE
2 stops55h 32m
Multiple Airlines
Deal found 2/8$902
This KLM deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1212:56 pm
ABE
-
MAD
1 stop14h 09m
KLM
Mon 3/168:30 pm
MAD
-
ABE
2 stops31h 26m
KLM
Deal found 2/11$918

Find flight deals from Allentown to Madrid

Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to Madrid (MAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$512
(United Airlines)
Provider with most accurate pricing for Allentown-Bethlehem-Madrid Barajas flight deals.
Search Deals
Provider most trusted by Cheapflights users for Allentown-Bethlehem-Madrid Barajas flights.
Search Deals
From Allentown-Bethlehem to Madrid Barajas
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Allentown to Madrid 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, Cheapflights users made 2,558,603 searches. Data last updated February 11, 2026.
Use the filters below to find and compare flights from Allentown to Madrid that are best for you.

Fly from

Allentown

Fly to

Madrid

Route

Depart

Return

Price

AllentownMadrid

ABE - MAD

ABEMAD

Allentown-Bethlehem

Wed 3/11

10:31 am-8:15 pm

2 stops28h 44m

Madrid Barajas

Mon 3/16

6:00 am-4:51 pm

2 stops39h 51m

$512

AllentownMadrid

ABE - MAD

ABEMAD

Allentown-Bethlehem

Sat 5/16

5:35 pm-6:50 am

2 stops31h 15m

Madrid Barajas

Tue 5/26

8:25 am-10:06 am

2 stops31h 41m

$691

AllentownMadrid

ABE - MAD

ABEMAD

Allentown-Bethlehem

Tue 5/12

5:35 pm-6:50 am

2 stops31h 15m

Madrid Barajas

Tue 5/26

5:55 am-10:06 am

2 stops34h 11m

$691

AllentownMadrid

ABE - MAD

ABEMAD

Allentown-Bethlehem

Fri 2/27

6:28 am-4:10 pm

2 stops27h 42m

Madrid Barajas

Tue 3/3

6:00 am-8:53 pm

2 stops20h 53m

$712

AllentownMadrid

ABE - MAD

ABEMAD

Allentown-Bethlehem

Sat 3/7

6:30 pm-11:45 am

2 stops35h 15m

Madrid Barajas

Sun 3/15

1:45 pm-9:56 am

2 stops49h 11m

$734

AllentownMadrid

ABE - MAD

ABEMAD

Allentown-Bethlehem

Sat 3/28

6:51 pm-5:50 am

2 stops29h 59m

Madrid Barajas

Sat 4/4

8:25 am-9:58 am

2 stops55h 33m

$778

AllentownMadrid

ABE - MAD

ABEMAD

Allentown-Bethlehem

Wed 5/13

5:35 pm-6:50 am

2 stops31h 15m

Madrid Barajas

Tue 5/26

6:20 am-9:12 pm

2 stops20h 52m

$821

AllentownMadrid

ABE - MAD

ABEMAD

Allentown-Bethlehem

Wed 4/1

6:15 am-4:45 pm

2 stops28h 30m

Madrid Barajas

Wed 4/29

1:05 pm-9:58 am

2 stops26h 53m

$845

AllentownMadrid

ABE - MAD

ABEMAD

Allentown-Bethlehem

Sun 5/17

7:56 pm-12:45 pm

1 stop34h 49m

Madrid Barajas

Tue 5/26

12:25 pm-1:57 pm

2 stops55h 32m

$902

AllentownMadrid

ABE - MAD

ABEMAD

Allentown-Bethlehem

Fri 5/15

6:16 pm-12:15 pm

1 stop11h 59m

$808

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Compare providers for flights from Allentown to Madrid

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Allentown to Madrid in February.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Allentown-Madrid flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Allentown-Madrid flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Allentown-Madrid flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Allentown-Madrid flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Allentown-Madrid flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Allentown to Madrid

Have a flexible travel schedule? Discover the best time to fly to Madrid from Allentown with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Allentown to Madrid

What is the cheapest month to book a flight from Allentown to Madrid?

Currently, September is the cheapest month in which you can book a flight from Allentown to Madrid (average of $66). Flying from Allentown to Madrid in June is currently the most expensive (average of $639). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Allentown to Madrid. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Allentown to Madrid?

    Airlines like United Airlines fly from Allentown to Madrid in about 28h 44m. The time it takes to get you to your destination can typically vary by up to . The distance from Allentown to Madrid is about 3656 mi.

  • Can I find deals for flights from Allentown to Madrid that include hotel bookings?

    Yes. In addition to deals on Allentown to Madrid flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Allentown to Madrid?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Allentown to Madrid.

  • Can I find deals for business class flights from Allentown to Madrid?

    Yes. Cheapflights offers flight deals from Allentown to Madrid by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Allentown to Madrid?

    Currently, September is the cheapest month in which you can book a flight from Allentown to Madrid (average of $66). Flying from Allentown to Madrid in June is currently the most expensive (average of $639). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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