$164+ Cheap flights from Allentown (ABE) to Puerto Rico
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SJU
Nov 11 — Nov 181
Round-trip
1 adult, Economy
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Find cheap flights from Allentown to Puerto Rico with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Allentown to Puerto Rico
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One-way
Cheapest flights from Allentown to Puerto RicoExplore the most affordable flight options available from Allentown to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.
Explore the most affordable flight options available from Allentown to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.
This American Airlines deal was found by Cheapflights users on 10/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:36 am -
1 stop12h 37m
Sat 11/141:53 pm -
1 stop10h 31m
Deal found 10/12![American Airlines logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:40 am -
1 stop29h 51m
Thu 10/296:15 am -
1 stop8h 01m
Deal found 10/10![Multiple Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Fri 12/111:44 pm -
2 stops24h 15m
Thu 12/177:25 am -
1 stop15h 34m
Deal found 10/8![Multiple Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 10/9. 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 12/16:12 am -
1 stop8h 38m
Tue 12/86:28 am -
1 stop6h 49m
Deal found 10/9![American Airlines logo]()
$419
This Kiwi.com deal was found by Cheapflights users on 10/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/134:36 pm -
1 stop9h 10m
Tue 11/177:26 pm -
2 stops41h 03m
Deal found 10/11![Multiple Airlines logo]()
$435
This American Airlines deal was found by Cheapflights users on 10/8. 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 12/111:49 am -
1 stop8h 38m
Sat 12/56:23 am -
1 stop6h 54m
Deal found 10/8![American Airlines logo]()
$441
This American Airlines deal was found by Cheapflights users on 10/9. 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.
Mon 11/27:36 am -
1 stop12h 37m
Mon 11/93:53 pm -
1 stop8h 31m
Deal found 10/9![American Airlines logo]()
$452
This Kiwi.com deal was found by Cheapflights users on 10/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/147:00 am -
2 stops17h 07m
Wed 12/307:25 am -
1 stop8h 23m
Deal found 10/11![Multiple Airlines logo]()
$465
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Sat 10/316:15 am -
2 stops15h 07m
Tue 11/108:05 am -
2 stops13h 57m
Deal found 10/7![United Airlines logo]()
$469
This American Airlines deal was found by Cheapflights users on 10/9. 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.
Thu 12/312:02 pm -
1 stop8h 31m
Tue 12/81:54 pm -
1 stop10h 31m
Deal found 10/9![American Airlines logo]()
$477
Best flights from Allentown to Puerto RicoDiscover carefully curated flight deals from Allentown to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.
Discover carefully curated flight deals from Allentown to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.
This Delta deal was found by Cheapflights users on 10/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/291:00 pm -
1 stop9h 50m
Sun 2/76:15 am -
1 stop11h 57m
Deal found 10/11![Delta logo]()
$397
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Fri 11/136:15 am -
2 stops15h 07m
Mon 11/162:05 am -
2 stops15h 51m
Deal found 10/11![United Airlines logo]()
$554
This United Airlines deal was found by Cheapflights users on 10/9. 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.
Sat 10/246:20 am -
1 stop8h 24m
Wed 10/287:05 am -
2 stops13h 57m
Deal found 10/9![United Airlines logo]()
$602
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Fri 1/295:20 pm -
2 stops11h 55m
Sat 2/62:05 am -
2 stops15h 40m
Deal found 10/11![United Airlines logo]()
$672
This United Airlines deal was found by Cheapflights users on 10/9. 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 11/65:36 pm -
2 stops30h 00m
Fri 11/132:05 am -
2 stops15h 51m
Deal found 10/9![United Airlines logo]()
$679
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Sun 10/256:15 am -
2 stops14h 09m
Thu 10/296:40 am -
2 stops14h 22m
Deal found 10/10![United Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 10/9. 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.
Thu 12/36:00 am -
1 stop14h 00m
Tue 12/88:05 am -
2 stops14h 17m
Deal found 10/9![United Airlines logo]()
$746
Last-minute flights from Allentown to Puerto RicoDiscover last-minute flight deals from Allentown to Puerto Rico. Data last updated October 12, 2026 and is based on user searches.
Discover last-minute flight deals from Allentown to Puerto Rico. Data last updated October 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/9. 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 10/246:39 am -
1 stop10h 09m
Wed 10/282:59 pm -
1 stop7h 20m
Deal found 10/9![Delta logo]()
$502
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:40 am -
1 stop29h 51m
Thu 10/296:15 am -
1 stop8h 01m
Deal found 10/10![Multiple Airlines logo]()
$405
This American Airlines deal was found by Cheapflights users on 10/8. 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 10/256:10 am -
1 stop8h 51m
Tue 11/101:53 pm -
1 stop10h 31m
Deal found 10/8![American Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Sat 10/316:15 am -
2 stops15h 07m
Tue 11/108:05 am -
2 stops13h 57m
Deal found 10/7![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Sat 10/316:15 am -
2 stops14h 09m
Tue 11/38:25 am -
1 stop9h 31m
Deal found 10/7![United Airlines logo]()
$507
This American Airlines deal was found by Cheapflights users on 10/9. 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.
Mon 11/27:36 am -
1 stop12h 37m
Mon 11/93:53 pm -
1 stop8h 31m
Deal found 10/9![American Airlines logo]()
$452
This Kiwi.com deal was found by Cheapflights users on 10/9. 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 11/24:32 pm -
2 stops31h 27m
Mon 11/911:20 am -
1 stop12h 19m
Deal found 10/9![Multiple Airlines logo]()
$499
This American Airlines deal was found by Cheapflights users on 10/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:36 am -
1 stop12h 37m
Sat 11/141:53 pm -
1 stop10h 31m
Deal found 10/11![American Airlines logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 10/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/134:36 pm -
1 stop9h 10m
Tue 11/177:26 pm -
2 stops41h 03m
Deal found 10/11![Multiple Airlines logo]()
$435
This American Airlines deal was found by Cheapflights users on 10/7. 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 11/187:36 am -
1 stop12h 37m
Mon 11/234:42 pm -
1 stop8h 35m
Deal found 10/7![American Airlines logo]()
$446
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 11/235:44 pm -
1 stop26h 32m
Tue 12/19:02 pm -
2 stops42h 26m
Deal found 10/8![Multiple Airlines logo]()
$514
One-way flights from Allentown to Puerto RicoSearch for one-way flight options from Allentown to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
Search for one-way flight options from Allentown to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 1/117:00 am -
2 stops27h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$164
This United Airlines deal was found by Cheapflights users on 10/8. 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 1/105:20 pm -
2 stops11h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![United Airlines logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 10/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:32 pm -
1 stop21h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 10/9. 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 12/71:44 pm -
2 stops34h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 12/62:44 pm -
2 stops33h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Sat 1/911:00 am -
2 stops34h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$217
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Sat 10/316:15 am -
2 stops14h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![United Airlines logo]()
$218
This American Airlines deal was found by Cheapflights users on 10/9. 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 12/87:35 am -
1 stop6h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![American Airlines logo]()
$220
Find flight deals from Allentown to Puerto Rico
Keep the following information in mind while searching for Allentown to Puerto Rico flight deals. Data was last updated October 12, 2026.
Round-trip from | $336 (Delta) |
|---|---|
One-way from | $164 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $475 |
Cheapflights Fare Finder
Customize your flight search to find flights from Allentown 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 7,457,451 searches. Data last updated October 12, 2026.
Use the filters below to find and compare flights from Allentown to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AllentownSan Juan
ABE Allentown-Bethlehem - SJU San Juan Luis Munoz Marin Intl
ABESJU
Allentown-Bethlehem
Sun 1/10
7:27 am-4:57 pm
1 stop8h 30m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$168
AllentownSan Juan
ABE Allentown-Bethlehem - SJU San Juan Luis Munoz Marin Intl
ABESJU
Allentown-Bethlehem
Mon 1/11
1:00 pm-11:50 pm
1 stop9h 50m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$168
Quickest round-trip
AllentownSan Juan
ABE Allentown-Bethlehem - SJU San Juan Luis Munoz Marin Intl
ABESJU
Allentown-Bethlehem
Sun 1/10
1:00 pm-9:00 pm
1 stop7h 00m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$168
AllentownSan Juan
ABE Allentown-Bethlehem - SJU San Juan Luis Munoz Marin Intl
ABESJU
Allentown-Bethlehem
Thu 11/12
2:32 pm-1:25 pm
1 stop21h 53m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$186
AllentownSan Juan
ABE Allentown-Bethlehem - SJU San Juan Luis Munoz Marin Intl
ABESJU
Allentown-Bethlehem
Sat 10/31
6:15 am-8:24 pm
2 stops14h 09m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$218
AllentownSan Juan
ABE Allentown-Bethlehem - SJU San Juan Luis Munoz Marin Intl
ABESJU
Allentown-Bethlehem
Sat 10/24
10:37 am-11:50 pm
2 stops13h 13m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$301
AllentownSan Juan
ABE Allentown-Bethlehem - SJU San Juan Luis Munoz Marin Intl
ABESJU
Allentown-Bethlehem
Sat 12/5
6:00 am-10:22 pm
2 stops15h 22m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$323
AllentownSan Juan
ABE Allentown-Bethlehem - SJU San Juan Luis Munoz Marin Intl
ABESJU
Allentown-Bethlehem
Sun 11/1
6:15 am-10:22 pm
2 stops15h 07m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$323
AllentownSan Juan
ABE Allentown-Bethlehem - SJU San Juan Luis Munoz Marin Intl
ABESJU
Allentown-Bethlehem
Fri 1/29
1:00 pm-11:50 pm
1 stop9h 50m
San Juan Luis Munoz Marin Intl
Sun 2/7
6:15 am-5:12 pm
1 stop11h 57m
$397
AllentownSan Juan
ABE Allentown-Bethlehem - SJU San Juan Luis Munoz Marin Intl
ABESJU
Allentown-Bethlehem
Fri 11/13
6:15 am-10:22 pm
2 stops15h 07m
San Juan Luis Munoz Marin Intl
Mon 11/16
2:05 am-4:56 pm
2 stops15h 51m
$554
Showing 1-10 of 15 resultsSorted by cheapest first
Best time to book a flight from Allentown to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Allentown with our price prediction graph.
ABE-SJU
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 Allentown to Puerto Rico
ABE-PR0
ABE-SJU
What is the cheapest month to book a flight from Allentown to Puerto Rico?
Currently, February is the cheapest month in which you can book a flight from Allentown to Puerto Rico (average of $327). Flying from Allentown to Puerto Rico in June is currently the most expensive (average of $711). 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 October 12, 2026.
Read reviews from past customers who have flown Delta,American Airlines, andFrontier from Allentown to Puerto Rico. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Related info for your journey
Find useful and relevant information for your journey from Allentown to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Allentown to Puerto Rico
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Allentown to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Allentown and Puerto Rico flights
Browse other Allentown and Puerto Rico flight options. Last updated on October 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Allentown to Puerto Rico flights
Consider these flights traveling from Allentown to Puerto Rico.
Top 3 airlines flying from Allentown to Puerto Rico
Discover the top 3 airlines that operate flights from Allentown 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 7,457,451 searches. Data last updated October 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$83 | Average$210 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$275 | Average$530 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$279 | Average$450 | FlexibilityNo cancel fee | On-time71% |