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$484+ Cheap flights from Allentown (ABE) to Lisbon (LIS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — LIS
Mar 21 — Mar 281
Sat 3/21
Sat 3/28
1 adult, Economy
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Cheap flight deals from Allentown to Lisbon

Cheapest flights from Allentown to Lisbon
Explore the most affordable flight options available from Allentown to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 19, 2026.

This United Airlines deal was found by Cheapflights users on 2/16. 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 2/256:28 am
ABE
-
LIS
2 stops22h 47m
United Airlines
Sun 3/15:00 am
LIS
-
ABE
2 stops20h 53m
United Airlines
Deal found 2/16$594
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Mon 5/45:35 pm
ABE
-
LIS
2 stops41h 00m
United Airlines
Mon 5/115:05 am
LIS
-
ABE
2 stops44h 53m
United Airlines
Deal found 2/19$618
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Sun 4/56:15 am
ABE
-
LIS
2 stops47h 15m
United Airlines
Sun 4/125:05 am
LIS
-
ABE
2 stops57h 43m
United Airlines
Deal found 2/19$664
This Delta deal was found by Cheapflights users on 2/16. 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.
Mon 5/45:59 pm
ABE
-
LIS
2 stops18h 51m
Delta
Mon 5/115:35 am
LIS
-
ABE
2 stops21h 43m
Delta
Deal found 2/16$695
This United Airlines deal was found by Cheapflights users on 2/16. 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 8/42:30 pm
ABE
-
LIS
2 stops15h 00m
United Airlines
Wed 8/1912:20 pm
LIS
-
ABE
2 stops26h 46m
United Airlines
Deal found 2/16$722
This United Airlines deal was found by Cheapflights users on 2/18. 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 8/1210:38 am
ABE
-
LIS
2 stops16h 42m
United Airlines
Mon 8/3112:20 pm
LIS
-
ABE
2 stops26h 46m
United Airlines
Deal found 2/18$732
This United Airlines deal was found by Cheapflights users on 2/16. 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.
Mon 8/35:36 pm
ABE
-
LIS
2 stops35h 54m
United Airlines
Wed 8/1912:20 pm
LIS
-
ABE
2 stops26h 46m
United Airlines
Deal found 2/16$733
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Thu 8/132:30 pm
ABE
-
LIS
2 stops15h 00m
United Airlines
Mon 8/3112:20 pm
LIS
-
ABE
2 stops26h 46m
United Airlines
Deal found 2/18$792
This United Airlines deal was found by Cheapflights users on 2/18. 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 8/122:30 pm
ABE
-
LIS
2 stops15h 00m
United Airlines
Sun 8/301:00 pm
LIS
-
ABE
2 stops26h 06m
United Airlines
Deal found 2/18$840

Find flight deals from Allentown to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to Lisbon (LIS). 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 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$618
(United Airlines)

One-way from

$484
(United Airlines)
Provider with most accurate pricing for Allentown-Bethlehem-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Allentown-Bethlehem-Lisbon Humberto Delgado flights.
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From Allentown-Bethlehem to Lisbon Humberto Delgado
Search Deals
One-way flight from Allentown-Bethlehem to Lisbon Humberto Delgado
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Allentown to Lisbon 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 19, 2026.
Use the filters below to find and compare flights from Allentown to Lisbon that are best for you.

Fly from

Allentown

Fly to

Lisbon

Route

Depart

Return

Price

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Mon 5/4

5:35 pm-3:35 pm

2 stops41h 00m

Lisbon Humberto Delgado

Mon 5/11

5:05 am-8:58 pm

2 stops44h 53m

$618

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Sun 4/5

6:15 am-10:30 am

2 stops47h 15m

Lisbon Humberto Delgado

Sun 4/12

5:05 am-9:48 am

2 stops57h 43m

$664

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Mon 5/4

5:59 pm-5:50 pm

2 stops18h 51m

Lisbon Humberto Delgado

Mon 5/11

5:35 am-10:18 pm

2 stops21h 43m

$695

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Tue 8/4

2:30 pm-10:30 am

2 stops15h 00m

Lisbon Humberto Delgado

Wed 8/19

12:20 pm-10:06 am

2 stops26h 46m

$722

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Wed 8/12

10:38 am-8:20 am

2 stops16h 42m

Lisbon Humberto Delgado

Mon 8/31

12:20 pm-10:06 am

2 stops26h 46m

$732

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Thu 8/13

2:30 pm-10:30 am

2 stops15h 00m

Lisbon Humberto Delgado

Mon 8/31

12:20 pm-10:06 am

2 stops26h 46m

$792

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Wed 8/12

2:30 pm-10:30 am

2 stops15h 00m

Lisbon Humberto Delgado

Sun 8/30

1:00 pm-10:06 am

2 stops26h 06m

$840

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Tue 7/21

2:30 pm-10:30 am

2 stops15h 00m

Lisbon Humberto Delgado

Wed 8/5

12:20 pm-10:06 am

2 stops26h 46m

$852

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Tue 7/28

2:30 pm-10:30 am

2 stops15h 00m

Lisbon Humberto Delgado

Wed 8/12

12:20 pm-10:06 am

2 stops26h 46m

$852

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Wed 7/29

2:30 pm-10:30 am

2 stops15h 00m

Lisbon Humberto Delgado

Thu 8/13

11:25 am-10:06 am

2 stops27h 41m

$855

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

Showing 1-10 of 22 results
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  • Most accurate provider: When it comes to deals on Allentown-Lisbon flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Allentown-Lisbon flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Allentown-Lisbon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Allentown-Lisbon 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-Lisbon 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 Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon 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 Lisbon

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

Currently, February is the cheapest month in which you can book a flight from Allentown to Lisbon (average of $391). Flying from Allentown to Lisbon in July is currently the most expensive (average of $505). 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 Lisbon. 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 Lisbon?

    Departing from Allentown to Lisbon will take you 18h 51m. There are 3437 mi between Allentown and Lisbon. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Allentown to Lisbon 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 Lisbon?

    Currently, February is the cheapest month in which you can book a flight from Allentown to Lisbon (average of $391). Flying from Allentown to Lisbon in July is currently the most expensive (average of $505). 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

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Ericeira
Oeiras
Beja
Costa da Caparica
Torres Vedras
Nazaré
Colares
Sesimbra

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