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$614+ Cheap flights from Allentown (ABE) to Portugal

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — LIS
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Allentown to Portugal

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

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
2 stars

Round-trip from

$1,058
(Delta)

One-way from

$614
(Kiwi.com)
Provider with most accurate pricing for Allentown-Bethlehem-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Allentown-Bethlehem-Lisbon Humberto Delgado flights.
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From Allentown-Bethlehem to Portugal
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One-way flight from Allentown-Bethlehem to Portugal
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Find flight deals from Allentown to Portugal

Cheapest flights from Allentown to Portugal
Explore the most affordable flight options available from Allentown to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Delta deal was found by Cheapflights users on 4/29. 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 7/146:04 pmABE - LIS
2 stops19h 36mDelta
Mon 7/215:40 amLIS - ABE
2 stops21h 50mDelta
Deal found 4/29$1,058
This United Airlines deal was found by Cheapflights users on 4/28. 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 10/196:37 amABE - LIS
2 stops22h 53mUnited Airlines
Sat 10/2512:15 pmLIS - ABE
2 stops37h 28mUnited Airlines
Deal found 4/28$1,185
This Delta deal was found by Cheapflights users on 4/28. 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.
Fri 10/101:00 pmABE - OPO
2 stops28h 15mDelta
Sat 10/186:05 amOPO - ABE
2 stops35h 03mDelta
Deal found 4/28$1,197
This United Airlines deal was found by Cheapflights users on 4/28. 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 8/76:30 amABE - PDL
2 stops22h 10mUnited Airlines
Thu 8/1411:00 amPDL - ABE
2 stops14h 55mUnited Airlines
Deal found 4/28$1,444
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1210:08 pmABE - LIS
2 stops30h 12mMultiple Airlines
Wed 6/1810:40 amLIS - ABE
2 stops40h 24mMultiple Airlines
Deal found 4/29$1,553
This KLM deal was found by Cheapflights users on 4/29. 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 6/126:05 pmABE - LIS
2 stops19h 35mKLM
Thu 6/197:30 pmLIS - ABE
2 stops26h 55mKLM
Deal found 4/29$1,627
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2312:02 pmABE - LIS
2 stops14h 43mAmerican Airlines
Sun 10/511:05 amLIS - ABE
2 stops18h 10mAmerican Airlines
Deal found 4/29$1,646
This United Airlines deal was found by Cheapflights users on 4/29. 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 6/156:30 amABE - PDL
2 stops22h 10mMultiple Airlines
Tue 6/247:40 pmPDL - ABE
3 stops30h 15mMultiple Airlines
Deal found 4/29$1,997

Cheapflights Fare Finder

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

Fly from

Allentown

Fly to

Portugal

Route

Depart

Return

Price

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Mon 7/14

6:04 pm-6:40 pm

2 stops19h 36m

Lisbon Humberto Delgado

Mon 7/21

5:40 am-10:30 pm

2 stops21h 50m

$1,058

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Sun 10/19

6:37 am-10:30 am

2 stops22h 53m

Lisbon Humberto Delgado

Sat 10/25

12:15 pm-8:43 pm

2 stops37h 28m

$1,185

AllentownPorto

ABE - OPO

ABEOPO

Allentown-Bethlehem

Fri 10/10

1:00 pm-10:15 pm

2 stops28h 15m

Porto

Sat 10/18

6:05 am-12:08 pm

2 stops35h 03m

$1,197

AllentownPonta Delgada

ABE - PDL

ABEPDL

Allentown-Bethlehem

Thu 8/7

6:30 am-8:40 am

2 stops22h 10m

Ponta Delgada Nordela

Thu 8/14

11:00 am-9:55 pm

2 stops14h 55m

$1,444

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Thu 6/12

10:08 pm-9:20 am

2 stops30h 12m

Lisbon Humberto Delgado

Wed 6/18

10:40 am-10:04 pm

2 stops40h 24m

$1,553

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Thu 6/12

6:05 pm-6:40 pm

2 stops19h 35m

Lisbon Humberto Delgado

Thu 6/19

7:30 pm-5:25 pm

2 stops26h 55m

$1,627

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Tue 9/23

12:02 pm-7:45 am

2 stops14h 43m

Lisbon Humberto Delgado

Sun 10/5

11:05 am-12:15 am

2 stops18h 10m

$1,646

AllentownPonta Delgada

ABE - PDL

ABEPDL

Allentown-Bethlehem

Sun 6/15

6:30 am-8:40 am

2 stops22h 10m

Ponta Delgada Nordela

Tue 6/24

7:40 pm-9:55 pm

3 stops30h 15m

$1,997

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Thu 5/8

6:00 am-11:00 am

3 stops48h 00m

$614

AllentownPorto

ABE - OPO

ABEOPO

Allentown-Bethlehem

Wed 7/2

6:05 pm-3:30 pm

2 stops16h 25m

$626

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 11 results
1
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Best time to book a flight from Allentown to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from Allentown to Portugal (average of $612). Flying from Allentown to Portugal in June is currently the most expensive (average of $1,178). 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.

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

Find hourly flight availability from Allentown to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from Allentown to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, 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 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated April 29, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and United Airlines from Allentown to Portugal to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,936 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Allentown to Portugal. 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 from for flights from Allentown to Portugal?

    Most people fly from Allentown-Bethlehem (ABE) if they book a flight from Allentown to Portugal. Allentown-Bethlehem is conveniently located just 3.9 mi from Allentown’s city center.

  • What are the most popular routes from Allentown to Portugal?

    When deciding which route to take from Allentown to Portugal consider Allentown-Bethlehem - Lisbon Humberto Delgado, Allentown-Bethlehem - Porto or Allentown-Bethlehem - Ponta Delgada Nordela as they are the most popular.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Allentown to Portugal (average of $612). Flying from Allentown to Portugal in June is currently the most expensive (average of $1,178). 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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