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.

$941 Cheap Flights from Allentown to Portugal in 2026

1 adult

0 bags

Find the cheapest flights from Allentown to Portugal

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 9:20 am

ABE

LIS

22h 05m

2 stops

1:00 pm - 10:06 am

LIS

ABE

26h 06m

2 stops

$996United Airlines

Sun, Aug 16 - Sat, Aug 22

5:36 pm - 11:05 am

ABE

LIS

36h 29m

2 stops

1:00 pm - 10:06 am

LIS

ABE

26h 06m

2 stops

$1,001United Airlines

Sat, Aug 15 - Sat, Aug 22

2:30 pm - 9:20 am

ABE

LIS

37h 50m

2 stops

1:00 pm - 10:06 am

LIS

ABE

26h 06m

2 stops

$1,007United Airlines

Sat, Aug 15 - Fri, Aug 21

2:30 pm - 7:00 am

ABE

OPO

35h 30m

2 stops

6:00 am - 9:12 pm

OPO

ABE

20h 12m

2 stops

$1,105United Airlines

Tue, Sep 22 - Mon, Sep 28

2:15 pm - 9:55 pm

ABE

LIS

26h 40m

2 stops

5:05 am - 1:38 pm

LIS

ABE

37h 33m

2 stops

$1,154United Airlines

Fri, May 1 - Tue, May 5

6:15 pm - 3:25 pm

ABE

OPO

16h 10m

2 stops

11:30 am - 5:25 pm

OPO

ABE

34h 55m

2 stops

$1,160Delta

Tue, Jun 2 - Tue, Jun 9

6:23 am - 10:05 pm

ABE

OPO

34h 42m

2 stops

11:25 am - 5:25 pm

OPO

ABE

35h 00m

2 stops

$1,167Delta

Tue, Jun 2 - Fri, Jun 12

6:23 am - 3:25 pm

ABE

OPO

28h 02m

2 stops

5:55 am - 10:30 pm

OPO

ABE

21h 35m

2 stops

$1,168Delta

Tue, Jun 2 - Thu, Jun 11

5:36 pm - 6:55 am

ABE

OPO

32h 19m

2 stops

12:35 pm - 10:06 am

OPO

ABE

26h 31m

2 stops

$1,196United Airlines

Sat, Aug 15 - Sat, Aug 22

5:18 pm - 6:10 pm

ABE

LIS

19h 52m

2 stops

7:10 am - 10:15 pm

LIS

ABE

20h 05m

2 stops

$1,568Multiple Airlines

Thu, Oct 8 - Mon, Oct 12

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United Airlines flights from Allentown to Portugal

Our best United Airlines deals on Allentown to Portugal flight tickets

United Airlines

Apr 30

ABE2:15 pmAllentown-Bethlehem

27h 30m

2 stops

LIS10:45 pmLisbon Humberto Delgado

May 5

LIS12:20 pmLisbon Humberto Delgado

30h 18m

2 stops

ABE1:38 pmAllentown-Bethlehem

$903

United Airlines

Apr 30

ABE6:15 amAllentown-Bethlehem

35h 30m

2 stops

LIS10:45 pmLisbon Humberto Delgado

May 5

LIS5:05 amLisbon Humberto Delgado

40h 55m

2 stops

ABE5:00 pmAllentown-Bethlehem

$936

United Airlines

Apr 30

ABE6:15 amAllentown-Bethlehem

26h 25m

2 stops

LIS1:40 pmLisbon Humberto Delgado

May 5

LIS5:05 amLisbon Humberto Delgado

40h 55m

2 stops

ABE5:00 pmAllentown-Bethlehem

$941

Delta flights from Allentown to Portugal

Our best Delta deals on Allentown to Portugal flight tickets

Delta

Jun 2

ABE6:15 pmAllentown-Bethlehem

16h 10m

2 stops

OPO3:25 pmPorto

Jun 9

OPO11:30 amPorto

34h 55m

2 stops

ABE5:25 pmAllentown-Bethlehem

$1,160

Delta

Jun 2

ABE6:23 amAllentown-Bethlehem

34h 42m

2 stops

OPO10:05 pmPorto

Jun 12

OPO11:25 amPorto

35h 00m

2 stops

ABE5:25 pmAllentown-Bethlehem

$1,167

Delta

Jun 2

ABE6:23 amAllentown-Bethlehem

28h 02m

2 stops

OPO3:25 pmPorto

Jun 11

OPO5:55 amPorto

21h 35m

2 stops

ABE10:30 pmAllentown-Bethlehem

$1,168

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Sun 8/16

6:15 am-9:20 am

2 stops22h 05m

Lisbon Humberto Delgado

Sat 8/22

1:00 pm-10:06 am

2 stops26h 06m

$996

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Sat 8/15

5:36 pm-11:05 am

2 stops36h 29m

Lisbon Humberto Delgado

Sat 8/22

1:00 pm-10:06 am

2 stops26h 06m

$1,001

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Sat 8/15

2:30 pm-9:20 am

2 stops37h 50m

Lisbon Humberto Delgado

Fri 8/21

1:00 pm-10:06 am

2 stops26h 06m

$1,007

AllentownPorto

ABE - OPO

ABEOPO

Allentown-Bethlehem

Tue 9/22

2:30 pm-7:00 am

2 stops35h 30m

Porto

Mon 9/28

6:00 am-9:12 pm

2 stops20h 12m

$1,105

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Fri 5/1

2:15 pm-9:55 pm

2 stops26h 40m

Lisbon Humberto Delgado

Tue 5/5

5:05 am-1:38 pm

2 stops37h 33m

$1,154

AllentownPorto

ABE - OPO

ABEOPO

Allentown-Bethlehem

Tue 6/2

6:15 pm-3:25 pm

2 stops16h 10m

Porto

Tue 6/9

11:30 am-5:25 pm

2 stops34h 55m

$1,160

AllentownPorto

ABE - OPO

ABEOPO

Allentown-Bethlehem

Tue 6/2

6:23 am-10:05 pm

2 stops34h 42m

Porto

Fri 6/12

11:25 am-5:25 pm

2 stops35h 00m

$1,167

AllentownPorto

ABE - OPO

ABEOPO

Allentown-Bethlehem

Tue 6/2

6:23 am-3:25 pm

2 stops28h 02m

Porto

Thu 6/11

5:55 am-10:30 pm

2 stops21h 35m

$1,168

AllentownPorto

ABE - OPO

ABEOPO

Allentown-Bethlehem

Sat 8/15

5:36 pm-6:55 am

2 stops32h 19m

Porto

Sat 8/22

12:35 pm-10:06 am

2 stops26h 31m

$1,196

Quickest round-trip

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Thu 10/8

5:18 pm-6:10 pm

2 stops19h 52m

Lisbon Humberto Delgado

Mon 10/12

7:10 am-10:15 pm

2 stops20h 05m

$1,568

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	16h 00m
Direct flights	None

The fastest flight from Allentown to Portugal takes 16h 00m

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

Search flight deals

Frequently asked questions about flying from Allentown to Portugal

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.