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Flights to Puerto Rico

$137 Cheap flights to Puerto Rico

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight to Puerto Rico departing on 4/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Recent flights found to popular cities in Puerto Rico

Find flights to these popular cities in Puerto Rico from your nearest airport.

Flights to San Juan Luis Munoz Marin Intl Airport

Search all flight deals to San Juan Luis Munoz Marin Intl Airport
Frontier
Feb 28
PHL
3h 45m
SJU
Mar 3
SJU
11h 47m
1 stop
PHL
$139
Spirit Airlines
Mar 20
PHL
3h 42m
SJU
Mar 24
SJU
4h 04m
PHL
$140
Spirit Airlines
Feb 21
PHL
13h 31m
1 stop
SJU
Mar 6
SJU
4h 12m
PHL
$141
Multiple Airlines
Mar 9
PHL
3h 45m
SJU
Mar 16
SJU
4h 04m
PHL
$142
Spirit Airlines
Feb 22
BOS
4h 06m
SJU
Feb 26
SJU
8h 08m
1 stop
BOS
$143
Frontier
Mar 22
PHL
3h 45m
SJU
Mar 24
SJU
4h 12m
PHL
$143
Multiple Airlines
Feb 22
BOS
9h 04m
1 stop
SJU
Mar 5
SJU
4h 19m
BOS
$144
Multiple Airlines
Feb 28
PHL
3h 45m
SJU
Mar 3
SJU
4h 16m
PHL
$144
Multiple Airlines
Feb 22
BOS
9h 04m
1 stop
SJU
Feb 27
SJU
4h 19m
BOS
$145
Spirit Airlines
Mar 4
PHL
8h 19m
1 stop
SJU
Mar 6
SJU
4h 12m
PHL
$145
Multiple Airlines
Mar 1
BOS
4h 07m
SJU
Mar 5
SJU
4h 19m
BOS
$146
Spirit Airlines
Feb 20
PHL
3h 45m
SJU
Feb 27
SJU
8h 19m
1 stop
PHL
$146

Flights to Aguadilla

Search all flight deals to Aguadilla
Frontier
Apr 10
MCO
2h 47m
BQN
Apr 13
BQN
3h 03m
MCO
$137
Frontier
Mar 7
MCO
3h 42m
BQN
Mar 9
BQN
2h 59m
MCO
$138
Frontier
Mar 3
MCO
2h 42m
BQN
Mar 9
BQN
2h 59m
MCO
$139
Frontier
May 1
MCO
2h 43m
BQN
May 5
BQN
3h 03m
MCO
$143
Frontier
May 4
MCO
2h 43m
BQN
May 12
BQN
3h 03m
MCO
$144
Frontier
Mar 30
MCO
2h 42m
BQN
Apr 6
BQN
2h 59m
MCO
$147
Frontier
Mar 4
MCO
2h 42m
BQN
Mar 5
BQN
2h 59m
MCO
$148
Frontier
Feb 20
MCO
2h 42m
BQN
Feb 24
BQN
3h 01m
MCO
$153
Frontier
Apr 7
MCO
2h 43m
BQN
Apr 13
BQN
3h 03m
MCO
$155
Frontier
Mar 30
MCO
2h 42m
BQN
Apr 6
BQN
2h 59m
MCO
$157
Frontier
Apr 9
MCO
2h 43m
BQN
Apr 13
BQN
3h 03m
MCO
$159
Frontier
Mar 7
MCO
3h 42m
BQN
Mar 10
BQN
2h 59m
MCO
$162

Find the cheapest flights from the United States to Puerto Rico

Recent round-trip flight deals from the United States to Puerto Rico

Enter your travel dates to find the best prices.
Frontier Logo
8:39 pm - 1:24 am
PHL
-
SJU
3h 45mnonstop
Frontier Logo
3:53 am - 2:40 pm
SJU
-
PHL
11h 47m
1 stop
$139Frontier
Sat, Feb 28 - Tue, Mar 3
Spirit Airlines Logo
8:52 pm - 12:34 am
PHL
-
SJU
3h 42mnonstop
Spirit Airlines Logo
1:39 am - 5:43 am
SJU
-
PHL
4h 04mnonstop
$140Spirit Airlines
Fri, Mar 20 - Mon, Mar 30
Multiple Airlines Logo
9:39 am - 6:58 pm
PHL
-
SJU
8h 19m
1 stop
Multiple Airlines Logo
2:59 am - 6:11 am
SJU
-
PHL
4h 12mnonstop
$141Multiple Airlines
Tue, Mar 3 - Fri, Mar 6
Multiple Airlines Logo
8:52 pm - 1:37 am
PHL
-
SJU
3h 45mnonstop
Multiple Airlines Logo
1:59 am - 6:11 am
SJU
-
PHL
4h 12mnonstop
$142Multiple Airlines
Wed, Mar 4 - Mon, Mar 9
Spirit Airlines Logo
3:00 pm - 8:06 pm
BOS
-
SJU
4h 06mnonstop
Spirit Airlines Logo
4:36 pm - 11:44 pm
SJU
-
BOS
8h 08m
1 stop
$143Spirit Airlines
Sun, Feb 22 - Thu, Feb 26
Spirit Airlines Logo
8:52 pm - 1:37 am
PHL
-
SJU
3h 45mnonstop
Spirit Airlines Logo
2:59 am - 6:11 am
SJU
-
PHL
4h 12mnonstop
$143Spirit Airlines
Tue, Feb 17 - Mon, Feb 23
Frontier Logo
10:59 pm - 12:54 am
PHL
-
SJU
24h 55m
1 stop
Frontier Logo
2:59 am - 6:11 am
SJU
-
PHL
4h 12mnonstop
$144Frontier
Sat, Feb 28 - Thu, Mar 5
Delta Logo
6:59 am - 5:27 pm
DCA
-
SJU
9h 28m
1 stop
Delta Logo
6:15 am - 5:00 pm
SJU
-
DCA
11h 45m
1 stop
$232Delta
Mon, Feb 23 - Thu, Feb 26
JetBlue Logo
8:00 am - 12:46 pm
DCA
-
SJU
3h 46mnonstop
JetBlue Logo
6:59 pm - 9:59 pm
SJU
-
DCA
4h 00mnonstop
$238JetBlue
Tue, Feb 24 - Tue, Feb 24
JetBlue Logo
8:00 am - 12:46 pm
DCA
-
SJU
3h 46mnonstop
JetBlue Logo
6:59 pm - 9:59 pm
SJU
-
DCA
4h 00mnonstop
$239JetBlue
Wed, Feb 25 - Wed, Mar 4

momondo Fare Finder

 
Locate flights to Puerto Rico that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 832,500 searches and data was last updated on February 8, 2026.
Use the filters below to find and compare flights to Puerto Rico that are best for you.

Fly from

Route

Depart

Return

Price

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Sat 2/28

8:39 pm-1:24 am

Nonstop3h 45m

San Juan Luis Munoz Marin Intl

Tue 3/3

3:53 am-2:40 pm

1 stop11h 47m

$139

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Fri 3/20

8:52 pm-12:34 am

Nonstop3h 42m

San Juan Luis Munoz Marin Intl

Mon 3/30

1:39 am-5:43 am

Nonstop4h 04m

$140

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Tue 3/3

9:39 am-6:58 pm

1 stop8h 19m

San Juan Luis Munoz Marin Intl

Fri 3/6

2:59 am-6:11 am

Nonstop4h 12m

$141

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Wed 3/4

8:52 pm-1:37 am

Nonstop3h 45m

San Juan Luis Munoz Marin Intl

Mon 3/9

1:59 am-6:11 am

Nonstop4h 12m

$142

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Sun 2/22

3:00 pm-8:06 pm

Nonstop4h 06m

San Juan Luis Munoz Marin Intl

Thu 2/26

4:36 pm-11:44 pm

1 stop8h 08m

$143

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Tue 2/17

8:52 pm-1:37 am

Nonstop3h 45m

San Juan Luis Munoz Marin Intl

Mon 2/23

2:59 am-6:11 am

Nonstop4h 12m

$143

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Sat 2/28

10:59 pm-12:54 am

1 stop24h 55m

San Juan Luis Munoz Marin Intl

Thu 3/5

2:59 am-6:11 am

Nonstop4h 12m

$144

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Mon 2/23

6:59 am-5:27 pm

1 stop9h 28m

San Juan Luis Munoz Marin Intl

Thu 2/26

6:15 am-5:00 pm

1 stop11h 45m

$232

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Tue 2/24

8:00 am-12:46 pm

Nonstop3h 46m

San Juan Luis Munoz Marin Intl

Tue 2/24

6:59 pm-9:59 pm

Nonstop4h 00m

$238

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Wed 2/25

8:00 am-12:46 pm

Nonstop3h 46m

San Juan Luis Munoz Marin Intl

Wed 3/4

6:59 pm-9:59 pm

Nonstop4h 00m

$239

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Puerto Rico from

Puerto Rico flights insights and trends

Explore insights for your Puerto Rico flight to craft the best travel plan

What is the cheapest flight to Puerto Rico?

The cheapest flights to Puerto Rico recently found by momondo users are $13 with Frontier, $40 with JetBlue, and $63 with Spirit Airlines.

See prices from:

Cheapest flights to cities in Puerto Rico

Click on the cities below to find out when it's cheapest to fly to Puerto Rico from United States
San Juan
San Juan
Find flights to San Juan

Cheap Puerto Rico flight deals and tips

Summary info about Puerto Rico flight prices, duration and airlines

Best One-Way Price

$62

Best Round-Trip Price

$139

Fastest flight time

3h 45m

Popular in

December
The best one-way flight price to Puerto Rico from United States in the last 72 hours is $62 (Philadelphia to San Juan Luis Munoz Marin Intl).
Search Deals
The best round-trip flight price to Puerto Rico from United States in the last 72 hours is $139 (Philadelphia to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to Puerto Rico from United States takes 3h 45m (Philadelphia to San Juan Luis Munoz Marin Intl).
Search Deals
December has the highest demand for flights to Puerto Rico, with a 9% price increase on average.
Search Deals

Frequently asked questions about flying to Puerto Rico

What popular landmarks are in Puerto Rico?

Puerto Rico is full of notable places to explore, many with significant historical value to the region and the world. Some of the most popular landmarks in Puerto Rico are Viejo San Juan, Condado Beach, Puerto Rico Convention Center, and Palmas del Mar Beach, among many more.

What is the best airport to land at to visit Viejo San Juan?

Flying into San Juan Isla Grande Airport is typically the best way to visit Viejo San Juan, since it is the closest airport to the area.

What airlines fly to Puerto Rico?

There are 10 airlines that fly to Puerto Rico on a routine basis, but Frontier, JetBlue and Spirit Airlines happen to be the most popular among our users. In the past year, 36% of those who searched for flights to Puerto Rico looked to travel with Frontier, making this airline the top choice among momondo travelers.

What is the most popular airport in Puerto Rico to fly to?

According to our data, 93% of momondo users who traveled to Puerto Rico in the last year flew into San Juan Luis Munoz Marin Intl (located in San Juan), making it the most popular airport to fly to. There may be other airports in Puerto Rico, but the majority of our users take flights to San Juan Luis Munoz Marin Intl in order to visit San Juan and it’s surrounding areas.

How much are flights to Puerto Rico?

Flights to Puerto Rico can be found for as cheap as $38 per ticket. However our users tend to find airfares to Puerto Rico for around $435 on average. If you’re looking to find a good deal on your flight to Puerto Rico, then you should consider booking if you find anything for $347 or less.

Where is it cheapest to fly into Puerto Rico?

When traveling to Puerto Rico, Ponce Mercedita airport in Ponce offers the cheapest overall flights with an average airfare of $38, while the second most affordable option is San Juan Luis Munoz Marin Intl airport with an average airfare of $45 for San Juan.

When did momondo last update prices for flights to Puerto Rico?

Prices for flights to Puerto Rico are updated daily.

How many operators does momondo search for flights to Puerto Rico?

There are 28 operators available for flights to Puerto Rico as of February 2026.

How old do you have to be to fly to Puerto Rico?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Puerto Rico.

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

The required travel and health documents for your Puerto Rico trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Puerto Rico. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

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

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

How can momondo help me find flights to Puerto Rico?

momondo provides multiple filters to help you find the best flight to Puerto Rico. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Puerto Rico 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.

An easier way to manage your Puerto Rico trip

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