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$881+ Cheap flights from Portugal to Allentown (ABE)

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — ABE
nov. 28 — dic. 51
vie. 11/28
vie. 12/5
1 adult, Economy
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Cheap flight deals from Portugal to Allentown

Keep the following information in mind while searching for Portugal to Allentown flight deals. Data was last updated octubre 29, 2025.

Round-trip from

$881
(Delta)
From Portugal to Allentown-Bethlehem
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Find flight deals from Portugal to Allentown

Best flights from Portugal to Allentown
Discover carefully curated flight deals from Portugal to Allentown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated octubre 29, 2025.

This Delta deal was found by Cheapflights users on 10/26. 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.
jue. 2/196:35 amOPO - ABE
2 stops58h 32mDelta
lun. 2/231:00 pmABE - OPO
2 stops40h 30mDelta
Deal found 10/26$881

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portugal to Allentown 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 octubre 29, 2025.
Use the filters below to find and compare flights from Portugal to Allentown that are best for you.

Fly from

Portugal

Fly to

Allentown

Route

Depart

Return

Price

PortoAllentown

OPO - ABE

OPOABE

Porto

jue. 2/19

6:35 am-12:07 pm

2 stops58h 32m

Allentown-Bethlehem

lun. 2/23

1:00 pm-10:30 am

2 stops40h 30m

$881

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Best time to book a flight from Portugal to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from Portugal 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 Portugal to Allentown

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

Currently, January is the cheapest month in which you can book a flight from Portugal to Allentown (average of $390). Flying from Portugal to Allentown in June is currently the most expensive (average of $512). 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 Portugal to Allentown. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Allentown from Portugal?

    Located just 3.9 mi from the city center, Allentown-Bethlehem (ABE) is the airport most travelers will use when flying to Allentown from Portugal.

  • How long is the flight from Portugal to Allentown?

    A quick flight from Portugal to Allentown can take about 58h 32m. Delta provides one of the quickest options available for as low as $881. The distance from Portugal to Allentown is about 3391 mi.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Portugal to Allentown (average of $390). Flying from Portugal to Allentown in June is currently the most expensive (average of $512). 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.

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