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Portugal

$427+ Cheap flights from Lehigh Valley 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
Mar 16 — Mar 231
Mon 3/16
Mon 3/23
1 adult, Economy
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Cheap flight deals from Lehigh Valley to Portugal

Cheapest flights from Lehigh Valley to Portugal
Explore the most affordable flight options available from Lehigh Valley to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 14, 2026.

This United Airlines deal was found by Cheapflights users on 2/12. 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.
Fri 4/246:15 am
ABE
-
LIS
2 stops34h 40m
United Airlines
Wed 4/297:25 am
LIS
-
ABE
2 stops31h 33m
United Airlines
Deal found 2/12$517
This United Airlines deal was found by Cheapflights users on 2/14. 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.
Wed 11/1110:38 am
ABE
-
OPO
2 stops17h 52m
United Airlines
Thu 11/266:00 am
OPO
-
ABE
2 stops20h 12m
United Airlines
Deal found 2/14$578
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 2/2510:36 am
ABE
-
LIS
2 stops16h 34m
United Airlines
Sun 3/15:00 am
LIS
-
ABE
2 stops34h 01m
United Airlines
Deal found 2/10$599
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Tue 4/2810:35 am
ABE
-
LIS
2 stops22h 05m
United Airlines
Mon 5/411:25 am
LIS
-
ABE
2 stops27h 33m
United Airlines
Deal found 2/11$607
This United Airlines deal was found by Cheapflights users on 2/11. 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 5/106:15 am
ABE
-
LIS
2 stops35h 30m
United Airlines
Tue 5/195:05 am
LIS
-
ABE
2 stops33h 53m
United Airlines
Deal found 2/11$670
This United Airlines deal was found by Cheapflights users on 2/12. 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.
Fri 2/276:28 am
ABE
-
OPO
2 stops22h 02m
United Airlines
Tue 3/312:35 pm
OPO
-
ABE
2 stops26h 26m
United Airlines
Deal found 2/12$682
This United Airlines deal was found by Cheapflights users on 2/11. 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 5/106:15 am
ABE
-
LIS
2 stops35h 30m
United Airlines
Mon 5/185:05 am
LIS
-
ABE
2 stops40h 55m
United Airlines
Deal found 2/11$685
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Wed 5/1310:35 am
ABE
-
LIS
2 stops31h 10m
United Airlines
Fri 5/225:05 am
LIS
-
ABE
2 stops40h 57m
United Airlines
Deal found 2/11$720
This United Airlines deal was found by Cheapflights users on 2/11. 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 5/106:15 am
ABE
-
LIS
2 stops35h 30m
United Airlines
Sat 5/237:25 am
LIS
-
ABE
2 stops18h 47m
United Airlines
Deal found 2/11$724
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Wed 5/1310:35 am
ABE
-
LIS
2 stops31h 10m
United Airlines
Mon 5/185:05 am
LIS
-
ABE
2 stops40h 55m
United Airlines
Deal found 2/11$735
This United Airlines deal was found by Cheapflights users on 2/13. 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 9/65:36 pm
ABE
-
OPO
2 stops32h 24m
United Airlines
Tue 9/156:00 am
OPO
-
ABE
2 stops20h 12m
United Airlines
Deal found 2/13$757
This United Airlines deal was found by Cheapflights users on 2/13. 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 9/65:36 pm
ABE
-
OPO
2 stops32h 24m
United Airlines
Fri 9/116:00 am
OPO
-
ABE
2 stops33h 06m
United Airlines
Deal found 2/13$762

Find flight deals from Lehigh Valley to Portugal

Keep the following information in mind while searching for Lehigh Valley to Portugal flight deals. Data was last updated February 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$517
(United Airlines)

One-way from

$427
(Kiwi.com)
Provider with most accurate pricing for Allentown-Bethlehem-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Allentown-Bethlehem-Lisbon Humberto Delgado flights.
Search Deals
From Lehigh Valley to Portugal
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One-way flight from Lehigh Valley to Portugal
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lehigh Valley 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 February 14, 2026.
Use the filters below to find and compare flights from Lehigh Valley to Portugal that are best for you.

Fly from

Lehigh Valley

Fly to

Portugal

Route

Depart

Return

Price

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Fri 4/24

6:15 am-9:55 pm

2 stops34h 40m

Lisbon Humberto Delgado

Wed 4/29

7:25 am-9:58 am

2 stops31h 33m

$517

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Wed 2/25

10:36 am-8:10 am

2 stops16h 34m

Lisbon Humberto Delgado

Sun 3/1

5:00 am-10:01 am

2 stops34h 01m

$599

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Tue 4/28

10:35 am-1:40 pm

2 stops22h 05m

Lisbon Humberto Delgado

Mon 5/4

11:25 am-9:58 am

2 stops27h 33m

$607

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Sun 5/10

6:15 am-10:45 pm

2 stops35h 30m

Lisbon Humberto Delgado

Fri 5/22

7:25 am-10:06 am

2 stops31h 41m

$670

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Sun 5/10

6:15 am-10:45 pm

2 stops35h 30m

Lisbon Humberto Delgado

Tue 5/19

5:05 am-9:58 am

2 stops33h 53m

$670

AllentownPorto

ABE - OPO

ABEOPO

Allentown-Bethlehem

Fri 2/27

6:28 am-9:30 am

2 stops22h 02m

Porto

Tue 3/3

12:35 pm-10:01 am

2 stops26h 26m

$682

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Wed 5/13

10:35 am-10:45 pm

2 stops31h 10m

Lisbon Humberto Delgado

Wed 5/20

7:25 am-10:06 am

2 stops31h 41m

$720

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Wed 5/13

10:35 am-10:45 pm

2 stops31h 10m

Lisbon Humberto Delgado

Fri 5/22

5:05 am-5:02 pm

2 stops40h 57m

$720

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Sun 5/10

6:15 am-10:45 pm

2 stops35h 30m

Lisbon Humberto Delgado

Sat 5/23

7:25 am-9:12 pm

2 stops18h 47m

$724

AllentownLisbon

ABE - LIS

ABELIS

Allentown-Bethlehem

Wed 5/13

6:15 am-10:45 pm

2 stops35h 30m

Lisbon Humberto Delgado

Sat 5/23

5:05 am-9:12 pm

2 stops21h 07m

$774

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Showing 1-10 of 33 results
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Best time to book a flight from Lehigh Valley to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Lehigh Valley 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 Lehigh Valley to Portugal
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Lehigh Valley to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Lehigh Valley to Portugal?

    United Airlines and KLM can get you from Lehigh Valley to Portugal in just under 23h 17m. Your travel time can differ by up to 11h 23m. Lehigh Valley and Portugal are separated by a distance of 3391 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Lehigh Valley to Portugal?

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

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

    Yes. Cheapflights offers flight deals from Lehigh Valley 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.

See more FAQs

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Alternative routes for Lehigh Valley to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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