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Cheap flights from Allentown to Puerto Rico from $193

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 Puerto Rico departing on 8/17. 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
0 bags

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Find the cheapest flights from Allentown to Puerto Rico

Cheap round-trip flights

American Airlines Logo
5:53 pm - 11:54 pmABE-SJU
6h 01m1 stop
American Airlines Logo
7:45 am - 9:40 pmSJU-ABE
13h 55m1 stop
$278American Airlines
Find Deal
dom., oct. 19 - mié., oct. 22
American Airlines Logo
6:00 am - 3:52 pmABE-SJU
9h 52m1 stop
American Airlines Logo
3:50 pm - 10:49 pmSJU-ABE
6h 59m1 stop
$341American Airlines
Find Deal
mar., sep. 30 - jue., oct. 2
American Airlines Logo
1:56 pm - 11:54 pmABE-SJU
9h 58m1 stop
American Airlines Logo
7:10 am - 5:23 pmSJU-ABE
10h 13m1 stop
$350American Airlines
Find Deal
jue., oct. 23 - lun., oct. 27
Logo
4:55 pm - 12:54 amABE-SJU
7h 59m1 stop
Logo
6:44 am - 10:47 pmSJU-ABE
16h 03m1 stop
$355
Find Deal
dom., sep. 21 - jue., sep. 25
Logo
11:46 am - 2:11 pmABE-SJU
26h 25m3 stops
Logo
6:44 am - 10:47 pmSJU-ABE
16h 03m1 stop
$361
Find Deal
dom., sep. 21 - jue., sep. 25
Logo
11:46 am - 11:04 amABE-SJU
23h 18m2 stops
Logo
6:44 am - 10:47 pmSJU-ABE
16h 03m1 stop
$372
Find Deal
dom., sep. 21 - jue., sep. 25
Delta Logo
12:48 pm - 10:00 pmABE-SJU
9h 12m1 stop
Delta Logo
2:26 pm - 10:41 pmSJU-ABE
8h 15m1 stop
$575Delta
Find Deal
dom., sep. 21 - mar., sep. 23
United Airlines Logo
6:37 am - 2:44 pmABE-SJU
8h 07m1 stop
United Airlines Logo
1:05 am - 11:58 amSJU-ABE
10h 53m2 stops
$601United Airlines
Find Deal
mar., ago. 19 - lun., sep. 22
United Airlines Logo
1:00 pm - 9:00 pmABE-SJU
31h 00m1 stop
United Airlines Logo
8:30 am - 9:46 pmSJU-ABE
14h 16m2 stops
$608United Airlines
Find Deal
mar., dic. 9 - sáb., dic. 13
Delta Logo
12:56 pm - 11:19 pmABE-SJU
9h 23m1 stop
Delta Logo
1:05 pm - 11:14 pmSJU-ABE
11h 09m1 stop
$625Delta
Find Deal
mar., dic. 23 - mié., dic. 31

United Airlines flights from Allentown to Puerto Rico

Our best United Airlines deals on Allentown to Puerto Rico flight tickets
United Airlines
Aug 19
ABE6:37 amAllentown-Bethlehem
8h 07m
1 stop
SJU2:44 pmSan Juan Luis Munoz Marin Intl
Sep 22
SJU1:05 amSan Juan Luis Munoz Marin Intl
10h 53m
2 stops
ABE11:58 amAllentown-Bethlehem
$601
Find similar
United Airlines
Dec 9
ABE1:00 pmAllentown-Bethlehem
31h 00m
1 stop
SJU9:00 pmSan Juan Luis Munoz Marin Intl
Dec 13
SJU8:30 amSan Juan Luis Munoz Marin Intl
14h 16m
2 stops
ABE9:46 pmAllentown-Bethlehem
$608
Find similar
United Airlines
Sep 21
ABE1:00 pmAllentown-Bethlehem
25h 44m
1 stop
SJU2:44 pmSan Juan Luis Munoz Marin Intl
Sep 22
SJU1:05 amSan Juan Luis Munoz Marin Intl
10h 53m
2 stops
ABE11:58 amAllentown-Bethlehem
$613
Find similar

American Airlines flights from Allentown to Puerto Rico

Our best American Airlines deals on Allentown to Puerto Rico flight tickets
American Airlines
Oct 19
ABE5:53 pmAllentown-Bethlehem
6h 01m
1 stop
SJU11:54 pmSan Juan Luis Munoz Marin Intl
Oct 22
SJU7:45 amSan Juan Luis Munoz Marin Intl
13h 55m
1 stop
ABE9:40 pmAllentown-Bethlehem
$278
Find similar
American Airlines
Sep 30
ABE6:00 amAllentown-Bethlehem
9h 52m
1 stop
SJU3:52 pmSan Juan Luis Munoz Marin Intl
Oct 2
SJU3:50 pmSan Juan Luis Munoz Marin Intl
6h 59m
1 stop
ABE10:49 pmAllentown-Bethlehem
$341
Find similar
American Airlines
Oct 23
ABE1:56 pmAllentown-Bethlehem
9h 58m
1 stop
SJU11:54 pmSan Juan Luis Munoz Marin Intl
Oct 27
SJU7:10 amSan Juan Luis Munoz Marin Intl
10h 13m
1 stop
ABE5:23 pmAllentown-Bethlehem
$350
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated agosto 7, 2025.
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

Price

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

dom. 10/19

5:53 pm-11:54 pm

1 stop6h 01m

San Juan Luis Munoz Marin Intl

mié. 10/22

7:45 am-9:40 pm

1 stop13h 55m

$278

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

mar. 9/30

6:00 am-3:52 pm

1 stop9h 52m

San Juan Luis Munoz Marin Intl

jue. 10/2

3:50 pm-10:49 pm

1 stop6h 59m

$341

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

jue. 10/23

1:56 pm-11:54 pm

1 stop9h 58m

San Juan Luis Munoz Marin Intl

lun. 10/27

7:10 am-5:23 pm

1 stop10h 13m

$350

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

dom. 9/21

4:55 pm-12:54 am

1 stop7h 59m

San Juan Luis Munoz Marin Intl

jue. 9/25

6:44 am-10:47 pm

1 stop16h 03m

$355

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

dom. 9/21

11:46 am-2:11 pm

3 stops26h 25m

San Juan Luis Munoz Marin Intl

jue. 9/25

6:44 am-10:47 pm

1 stop16h 03m

$361

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

dom. 9/21

11:46 am-11:04 am

2 stops23h 18m

San Juan Luis Munoz Marin Intl

jue. 9/25

6:44 am-10:47 pm

1 stop16h 03m

$372

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

dom. 9/21

12:48 pm-10:00 pm

1 stop9h 12m

San Juan Luis Munoz Marin Intl

mar. 9/23

2:26 pm-10:41 pm

1 stop8h 15m

$575

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

mar. 8/19

6:37 am-2:44 pm

1 stop8h 07m

San Juan Luis Munoz Marin Intl

lun. 9/22

1:05 am-11:58 am

2 stops10h 53m

$601

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

mar. 12/9

1:00 pm-9:00 pm

1 stop31h 00m

San Juan Luis Munoz Marin Intl

sáb. 12/13

8:30 am-9:46 pm

2 stops14h 16m

$608

AllentownSan Juan

ABE - SJU

ABESJU

Allentown-Bethlehem

mar. 12/23

12:56 pm-11:19 pm

1 stop9h 23m

San Juan Luis Munoz Marin Intl

mié. 12/31

1:05 pm-11:14 pm

1 stop11h 09m

$625

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Puerto Rico from

How to get the cheapest flight ticket from Allentown to Puerto Rico

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 month to fly to Puerto Rico?

If you don’t want to visit Puerto Rico in January, then you should wait until September to fly from Allentown, when ticket prices are also cheap, with an average price of $312.

What is the cheapest day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico from Allentown is on a Monday. momondo users have found tickets for Monday departures for as low as $361. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Sunday, with ticket prices averaging around $796.

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is in the evening. Flights from Allentown to Puerto Rico during this time can be as low as $284. In contrast, the most expensive time of day to depart to Puerto Rico is in the morning when prices are around $531.

How far in advance should I book a flight to Puerto Rico?

You are more likely to see cheaper flights to Puerto Rico from Allentown when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $436 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Allentown for as low as $297 on momondo.

Can stopping save me money on Allentown to Puerto Rico flights?

You could potentially save up to 42% on your flight if you consider stops on a Allentown to Puerto Rico flight.

Cheap Allentown to Puerto Rico flight deals and tips

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

Best Price Found

$193

Fastest flight time

6h 01m

Direct flights

None

Airports in Puerto Rico

1 airport
The best one-way flight to Puerto Rico from Allentown in the past 72 hours is $193. The best round-trip flight deal from Allentown to Puerto Rico found on momondo in the last 72 hours is $278.
The fastest flight from Allentown to Puerto Rico takes 6h 01m
There are no direct flights from Allentown to Puerto Rico. Popular non-direct route for this connection is Allentown-Bethlehem Airport - San Juan Luis Munoz Marin Intl Airport.
There is 1 airport near Puerto Rico: San Juan Luis Munoz Marin Intl (SJU)
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  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to Puerto Rico?

    Prices for flights from Allentown-Bethlehem Airport to Puerto Rico were last updated today.

  • How many operators does momondo search for flights from Allentown-Bethlehem Airport to Puerto Rico?

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Puerto Rico?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The necessary travel and health documents for your Puerto Rico 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.

Best airlines flying from Allentown to Puerto Rico

Compare and see reviews for airlines that fly from Allentown to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $78Free CancellationRating
5.8
3,231 reviews
Search Frontier flights
United AirlinesPriceFrom $175Free CancellationRating
7.4
8,917 reviews
Search United Airlines flights
DeltaPriceFrom $217Free CancellationRating
8.0
7,985 reviews
Search Delta flights
American AirlinesPriceFrom $275Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Puerto Rico from Allentown.

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

Yes. momondo allows you to filter the results for Allentown to Puerto Rico flights to just show those with flexible booking policies.

How can momondo help me find flights from Allentown to Puerto Rico?

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 Puerto Rico from Allentown.

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

If you are simply researching potential flights to Puerto Rico, momondo offers a useful price alert feature which will track prices for flights to Puerto Rico from Allentown and alert you when they change.

An easier way to manage your Puerto Rico trip

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mar. 8/12
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Find better results for your trip to Puerto Rico

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