When did momondo last update prices for flights from Allentown-Bethlehem Airport to Portugal?

Prices for flights from Allentown-Bethlehem Airport to Portugal were last updated today.

How old do you have to be to fly from Allentown-Bethlehem Airport to Portugal?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to Portugal.

What documentation or ID do you need to fly to Portugal?

The necessary travel and health documents for your Portugal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$500 Cheap Flights from Allentown to Portugal in 2026

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Find the cheapest flights from Allentown to Portugal

Round-trip

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:28 am - 10:15 am

ABE

LIS

22h 47m

2 stops

5:00 am - 8:53 pm

LIS

ABE

44h 53m

2 stops

$500United Airlines

Wed, Feb 25 - Sun, Mar 1

10:35 am - 10:45 pm

ABE

LIS

31h 10m

2 stops

5:05 am - 9:58 am

LIS

ABE

33h 53m

2 stops

$503United Airlines

Thu, Apr 16 - Wed, Apr 22

6:20 am - 11:35 am

ABE

LIS

25h 15m

2 stops

5:00 am - 9:56 am

LIS

ABE

32h 56m

2 stops

$515United Airlines

Wed, Mar 11 - Wed, Mar 18

10:31 am - 11:40 am

ABE

OPO

21h 09m

2 stops

12:35 pm - 9:56 am

OPO

ABE

25h 21m

2 stops

$520United Airlines

Wed, Mar 11 - Wed, Mar 18

5:38 pm - 10:30 am

ABE

LIS

35h 52m

2 stops

11:25 am - 9:58 am

LIS

ABE

51h 33m

2 stops

$591United Airlines

Wed, Apr 15 - Tue, Apr 21

11:30 am - 11:40 am

ABE

OPO

19h 10m

2 stops

6:00 am - 9:05 pm

OPO

ABE

20h 05m

2 stops

$718United Airlines

Fri, Feb 6 - Tue, Feb 10

6:15 am - 11:40 am

ABE

OPO

24h 25m

2 stops

6:00 am - 4:22 pm

OPO

ABE

39h 22m

2 stops

$724United Airlines

Fri, Feb 6 - Tue, Feb 10

6:20 am - 8:10 am

ABE

LIS

21h 50m

2 stops

6:10 am - 9:56 am

LIS

ABE

31h 46m

2 stops

$869United Airlines

Thu, Mar 12 - Thu, Mar 19

6:15 am - 3:35 pm

ABE

LIS

28h 20m

2 stops

5:05 am - 9:58 am

LIS

ABE

33h 53m

2 stops

$876United Airlines

Wed, Apr 1 - Mon, Apr 6

6:15 am - 10:30 am

ABE

LIS

23h 15m

2 stops

11:25 am - 9:58 am

LIS

ABE

51h 33m

2 stops

$984United Airlines

Tue, Mar 31 - Sun, Apr 5

United Airlines flights from Allentown to Portugal

Our best United Airlines deals on Allentown to Portugal flight tickets

United Airlines

Feb 25

ABE6:28 amAllentown-Bethlehem

22h 47m

2 stops

LIS10:15 amLisbon Humberto Delgado

Mar 1

LIS5:00 amLisbon Humberto Delgado

44h 53m

2 stops

ABE8:53 pmAllentown-Bethlehem

$500

United Airlines

Apr 16

ABE10:35 amAllentown-Bethlehem

31h 10m

2 stops

LIS10:45 pmLisbon Humberto Delgado

Apr 22

LIS5:05 amLisbon Humberto Delgado

33h 53m

2 stops

ABE9:58 amAllentown-Bethlehem

$503

United Airlines

Mar 11

ABE6:20 amAllentown-Bethlehem

25h 15m

2 stops

LIS11:35 amLisbon Humberto Delgado

Mar 18

LIS5:00 amLisbon Humberto Delgado

32h 56m

2 stops

ABE9:56 amAllentown-Bethlehem

$515

Fly from

Fly to

Route

Depart

Return

Price

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Wed 2/25

6:28 am-10:15 am

2 stops22h 47m

Lisbon Humberto Delgado

Sun 3/1

5:00 am-8:53 pm

2 stops44h 53m

$500

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Thu 4/16

10:35 am-10:45 pm

2 stops31h 10m

Lisbon Humberto Delgado

Wed 4/22

5:05 am-9:58 am

2 stops33h 53m

$503

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Wed 3/11

6:20 am-11:35 am

2 stops25h 15m

Lisbon Humberto Delgado

Wed 3/18

5:00 am-9:56 am

2 stops32h 56m

$515

AllentownPorto

ABE - OPO

ABEOPO

Allentown-Bethlehem

Wed 3/11

10:31 am-11:40 am

2 stops21h 09m

Porto

Wed 3/18

12:35 pm-9:56 am

2 stops25h 21m

$520

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Wed 4/15

5:38 pm-10:30 am

2 stops35h 52m

Lisbon Humberto Delgado

Tue 4/21

11:25 am-9:58 am

2 stops51h 33m

$591

AllentownPorto

ABE - OPO

ABEOPO

Allentown-Bethlehem

Fri 2/6

11:30 am-11:40 am

2 stops19h 10m

Porto

Tue 2/10

6:00 am-9:05 pm

2 stops20h 05m

$718

AllentownPorto

ABE - OPO

ABEOPO

Allentown-Bethlehem

Fri 2/6

6:15 am-11:40 am

2 stops24h 25m

Porto

Tue 2/10

6:00 am-4:22 pm

2 stops39h 22m

$724

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Thu 3/12

6:20 am-8:10 am

2 stops21h 50m

Lisbon Humberto Delgado

Thu 3/19

6:10 am-9:56 am

2 stops31h 46m

$869

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Wed 4/1

6:15 am-3:35 pm

2 stops28h 20m

Lisbon Humberto Delgado

Mon 4/6

5:05 am-9:58 am

2 stops33h 53m

$876

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Tue 3/31

6:15 am-10:30 am

2 stops23h 15m

Lisbon Humberto Delgado

Sun 4/5

11:25 am-9:58 am

2 stops51h 33m

$984

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Allentown to Portugal

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Portugal?

TAP AIR PORTUGAL, United Airlines and Iberia are the top three most popular airlines that fly to Portugal from Allentown according to our data. TAP AIR PORTUGAL is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 16 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

Cheap Allentown to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Allentown to Portugal

Fastest flight time	14h 50m
Direct flights	None

The fastest flight from Allentown to Portugal takes 14h 50m

There are no direct flights from Allentown to Portugal. There are no popular flight routes from Allentown to Portugal.

Search flight deals

When did momondo last update prices for flights from Allentown-Bethlehem Airport to Portugal?
Prices for flights from Allentown-Bethlehem Airport to Portugal were last updated today.
How old do you have to be to fly from Allentown-Bethlehem Airport to Portugal?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to Portugal.
What documentation or ID do you need to fly to Portugal?
The necessary travel and health documents for your Portugal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Allentown to Portugal?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Allentown to Portugal. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Allentown to Portugal with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Portugal from Allentown with this policy.

How can momondo help me find flights from Allentown to Portugal?

momondo provides multiple filters to help you find the best flight to Portugal from Allentown. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Allentown to Portugal right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Allentown to Portugal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portugal and let you know when they change.