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Puerto Rico

$156+ Cheap flights from Lehigh Valley to Puerto Rico

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SJU
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from Lehigh Valley to Puerto Rico

Cheapest flights from Lehigh Valley to Puerto Rico
Explore the most affordable flight options available from Lehigh Valley to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This American Airlines deal was found by Cheapflights users on 1/20. 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 3/312:50 pm
ABE
-
SJU
1 stop6h 49m
American Airlines
Thu 3/58:40 am
SJU
-
ABE
1 stop16h 49m
American Airlines
Deal found 1/20$232
This Delta deal was found by Cheapflights users on 1/18. 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.
Sat 2/2112:47 pm
ABE
-
SJU
1 stop10h 11m
Delta
Thu 2/266:15 am
SJU
-
ABE
1 stop6h 50m
Delta
Deal found 1/18$276
This American Airlines deal was found by Cheapflights users on 1/18. 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.
Wed 2/1812:50 pm
ABE
-
SJU
1 stop6h 49m
American Airlines
Thu 2/192:44 pm
SJU
-
ABE
1 stop10h 45m
American Airlines
Deal found 1/18$292
This American Airlines deal was found by Cheapflights users on 1/18. 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.
Wed 2/1812:50 pm
ABE
-
SJU
1 stop6h 49m
American Airlines
Tue 2/245:42 pm
SJU
-
ABE
1 stop6h 49m
American Airlines
Deal found 1/18$317
This American Airlines deal was found by Cheapflights users on 1/18. 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 2/31:02 pm
ABE
-
SJU
1 stop6h 48m
American Airlines
Sat 2/78:20 am
SJU
-
ABE
1 stop15h 06m
American Airlines
Deal found 1/18$322
This Delta deal was found by Cheapflights users on 1/20. 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.
Sat 2/2112:47 pm
ABE
-
SJU
1 stop10h 11m
Delta
Wed 2/256:15 am
SJU
-
ABE
1 stop6h 50m
Delta
Deal found 1/20$324
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Sat 10/315:53 pm
ABE
-
SJU
1 stop5h 57m
American Airlines
Sat 11/72:05 pm
SJU
-
ABE
1 stop9h 48m
American Airlines
Deal found 1/19$346
This Delta deal was found by Cheapflights users on 1/19. 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.
Tue 3/36:28 am
ABE
-
SJU
1 stop9h 59m
Delta
Fri 3/66:15 am
SJU
-
ABE
1 stop11h 57m
Delta
Deal found 1/19$360
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/82:12 pm
ABE
-
SJU
1 stop19h 05m
Multiple Airlines
Thu 3/127:00 am
SJU
-
ABE
1 stop9h 01m
Multiple Airlines
Deal found 1/19$375
This Delta deal was found by Cheapflights users on 1/20. 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.
Tue 4/2112:47 pm
ABE
-
SJU
1 stop10h 07m
Delta
Tue 4/2812:50 pm
SJU
-
ABE
1 stop10h 09m
Delta
Deal found 1/20$381
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Sun 2/156:04 am
ABE
-
SJU
1 stop14h 45m
American Airlines
Wed 2/185:42 pm
SJU
-
ABE
1 stop6h 49m
American Airlines
Deal found 1/19$382
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/91:55 pm
ABE
-
SJU
2 stops19h 22m
Multiple Airlines
Thu 3/127:00 am
SJU
-
ABE
1 stop9h 01m
Multiple Airlines
Deal found 1/19$385

Find flight deals from Lehigh Valley to Puerto Rico

Keep the following information in mind while searching for Lehigh Valley to Puerto Rico flight deals. Data was last updated January 20, 2026.

Round-trip from

$232
(American Airlines)

One-way from

$156
(Kiwi.com)

Popular in

September

Cheapest in

November

Average price

$327
From Lehigh Valley to Puerto Rico
Search Deals
One-way flight from Lehigh Valley to Puerto Rico
Search Deals
Highest demand for flights based on searches. 34% potential increase in price ($277 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 19% potential price decrease ($87 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lehigh Valley to Puerto Rico 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 January 20, 2026.
Use the filters below to find and compare flights from Lehigh Valley to Puerto Rico that are best for you.

Fly from

Lehigh Valley

Fly to

Puerto Rico

Route

Depart

Return

Price

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

Tue 3/3

6:28 am-5:27 pm

1 stop9h 59m

San Juan Luis Munoz Marin Intl

Fri 3/6

6:15 am-5:12 pm

1 stop11h 57m

$360

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

Sat 5/9

10:35 am-8:34 pm

1 stop9h 59m

San Juan Luis Munoz Marin Intl

Sat 5/16

7:20 am-9:00 pm

2 stops13h 40m

$432

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

Thu 2/19

12:47 pm-9:12 pm

1 stop7h 25m

San Juan Luis Munoz Marin Intl

Thu 2/26

7:30 am-5:12 pm

1 stop10h 42m

$437

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

Tue 3/3

6:28 am-5:27 pm

1 stop9h 59m

San Juan Luis Munoz Marin Intl

Sat 3/7

6:15 am-5:12 pm

1 stop11h 57m

$437

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

Sat 2/21

5:23 pm-6:11 am

2 stops11h 48m

San Juan Luis Munoz Marin Intl

Wed 2/25

8:30 am-4:48 pm

1 stop9h 18m

$439

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

Fri 2/20

12:47 pm-11:58 pm

1 stop10h 11m

San Juan Luis Munoz Marin Intl

Wed 2/25

6:15 am-5:12 pm

1 stop11h 57m

$446

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

Sat 4/25

6:15 am-8:38 pm

2 stops14h 23m

San Juan Luis Munoz Marin Intl

Fri 5/1

1:00 am-5:00 pm

2 stops16h 00m

$453

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

Tue 3/3

10:36 am-12:36 am

2 stops13h 00m

San Juan Luis Munoz Marin Intl

Wed 3/4

8:30 am-4:48 pm

1 stop9h 18m

$475

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

Sun 2/1

3:13 pm-6:58 pm

3 stops26h 45m

$172

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

Thu 2/19

2:14 pm-11:09 pm

1 stop7h 55m

$191

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Showing 1-10 of 18 results
1
2

Best time to book a flight from Lehigh Valley to Puerto Rico

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

What is the cheapest month to book a flight from Lehigh Valley to Puerto Rico?

Currently, March is the cheapest month in which you can book a flight from Lehigh Valley to Puerto Rico (average of $78). Flying from Lehigh Valley to Puerto Rico in April is currently the most expensive (average of $338). 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.

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated January 20, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Lehigh Valley to Puerto Rico. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,080 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,080 reviews
Delta
7.9
Good
8,080 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,183 reviews
Delta
7.9
Good
8,080 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,163 reviews
Delta
7.9
Good
8,080 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.7
Fair
3,056 reviews
Delta
7.9
Good
8,080 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Lehigh Valley to Puerto Rico. 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 Puerto Rico?

    Airlines like Delta and United Airlines fly from Lehigh Valley to Puerto Rico in about 9h 59m. The time it takes to get you to your destination can typically vary by up to . The distance from Lehigh Valley to Puerto Rico is about 1633 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lehigh Valley to Puerto Rico 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 Lehigh Valley to Puerto Rico?

    Currently, March is the cheapest month in which you can book a flight from Lehigh Valley to Puerto Rico (average of $78). Flying from Lehigh Valley to Puerto Rico in April is currently the most expensive (average of $338). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Lehigh Valley to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Lehigh Valley to Puerto Rico

Discover the top 4 airlines that operate flights from Lehigh Valley to Puerto Rico. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$78Average$239FlexibilityNo cancel feeOn-time62%
DeltaCheapest$182Average$511FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$242Average$462FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$249Average$474FlexibilityNo cancel feeOn-time71%

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