How long is the flight from Portugal to Allentown?

A quick flight from Portugal to Allentown can take about 36h 55m. United Airlines provides one of the quickest options available for as low as $854. The distance from Portugal to Allentown is about 3391 mi.

In terms of precipitation, rainfall in Allentown ranges from 2.7 - 5.0 inches per month. July is typically the wettest month, when rainfall can reach 5.0 in. February is typically the driest time to visit Allentown when rainfall is around 2.7 in.

If weather is an important factor for your trip to Allentown, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

What is the cheapest time of day to fly from PT to ABE?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portugal to Allentown as you normally would.

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.

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.

$854+ Flights from Portugal to Allentown

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Cheap flight deals from Portugal to Allentown

Round-trip from	$854 (United Airlines)

From Portugal to Allentown-Bethlehem

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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 September 11, 2025.

Thu 2/196:00 amOPO - ABE

2 stops36h 55mUnited Airlines

Mon 2/235:32 pmABE - OPO

2 stops37h 08mUnited Airlines

Deal found 9/10

$854

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portugal to Allentown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortoAllentown

OPO - ABE

OPOABE

Porto

Thu 2/19

6:00 am-1:55 pm

2 stops36h 55m

Allentown-Bethlehem

Mon 2/23

5:32 pm-11:40 am

2 stops37h 08m

$854

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

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, February is the cheapest month in which you can book a flight from Portugal to Allentown (average of $289). Flying from Portugal to Allentown in December is currently the most expensive (average of $382). 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

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 36h 55m. United Airlines provides one of the quickest options available for as low as $854. 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, February is the cheapest month in which you can book a flight from Portugal to Allentown (average of $289). Flying from Portugal to Allentown in December is currently the most expensive (average of $382). 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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$854+ 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.

Find cheap flights from Portugal to Allentown with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 September 11, 2025.

Round-trip from

Find flight deals from Portugal to Allentown

Best flights from Portugal to AllentownDiscover 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 September 11, 2025.

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 September 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portugal to Allentown that are best for you.

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.

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?

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?

How long is the flight from Portugal to Allentown?

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

How can I find direct flights from Portugal to Allentown?

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

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

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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 September 11, 2025.