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Cheap flights from Allentown to Lisbon from $669

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Lisbon departing on 6/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Allentown to Lisbon

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:15 am - 10:15 am
ABE
-
LIS
23h 00m
2 stops
United Airlines Logo
5:00 am - 1:42 pm
LIS
-
ABE
37h 42m
2 stops
$787United Airlines
Mon, Nov 16 - Thu, Nov 19

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momondo Fare Finder

 
Customize your flight search to find flights from Allentown to Lisbon 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, momondo users made 832,500 searches. Data last updated June 10, 2026.
Use the filters below to find and compare flights from Allentown to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Mon 11/16

6:15 am-10:15 am

2 stops23h 00m

Lisbon Humberto Delgado

Thu 11/19

5:00 am-1:42 pm

2 stops37h 42m

$787
Cheapest one-way

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Mon 6/15

4:39 pm-9:45 pm

3 stops48h 06m

$669

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Tue 6/16

10:00 am-11:40 pm

3 stops56h 40m

$805
Quickest one-way

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Mon 6/15

2:23 pm-10:30 am

2 stops15h 07m

$841

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Tue 6/16

6:15 am-9:20 am

2 stops22h 05m

$844

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Tue 6/16

5:16 pm-8:10 am

1 stop33h 54m

$1,857

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Lisbon from

How to get the cheapest flight ticket from Allentown to Lisbon

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 is the cheapest airline that flies from Allentown-Bethlehem to Lisbon Humberto Delgado?

United Airlines, Lufthansa, and TAP AIR PORTUGAL are the most popular carriers operating from Allentown-Bethlehem to Lisbon Humberto Delgado

What airlines fly to Lisbon?

TAP AIR PORTUGAL, United Airlines and American Airlines are the top three most popular airlines that fly to Lisbon from Allentown according to our data. TAP AIR PORTUGAL is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 16 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

When to book flights from Allentown to Lisbon

Are you open to changing your travel dates? Check out the ideal times to fly from Allentown to Lisbon according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Allentown to Lisbon (ABE to LIS) flight deals and tips

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

Fastest flight time

18h 37m

Direct flights

None
The fastest flight from Allentown to Lisbon takes 18h 37m
There are no direct flights from Allentown to Lisbon. There are no popular flight routes from Allentown to Lisbon.
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Frequently asked questions about flying from Allentown to Lisbon

  • How far is Allentown-Bethlehem to Lisbon Humberto Delgado by plane?

    There are 3441.5 mi between Allentown-Bethlehem and Lisbon Humberto Delgado. In terms of flight time, this usually takes a little over 18h 37m.

  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to Lisbon Humberto Delgado Airport?

    Prices for flights from Allentown-Bethlehem Airport to Lisbon Humberto Delgado Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Lisbon Humberto Delgado Airport?

    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 Lisbon Humberto Delgado Airport.

  • What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

    The travel and health documents required for your trip to Lisbon Humberto Delgado Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lisbon Humberto Delgado Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Sintra
Fátima
Ericeira
Nazaré
Estoril
Setúbal
Peniche
Evora
Oeiras
Leiria
Figueira da Foz
Sesimbra
Batalha
Óbidos
Zambujeira do Mar
Costa da Caparica
Tomar
Comporta
Sines
Torres Vedras

Why use momondo?

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

Finding the right flight to Lisbon from Allentown is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Lisbon quick and easy, saving you time and money.

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

All flight searches from Allentown to Lisbon on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Lisbon from Allentown.

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

Price alerts on flights to Lisbon from Allentown are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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