SJU

$85 Find Cheap Flights to San Juan - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Luis Munoz Marin Intl departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$189
Typical prices: $227-$360
Frontier
Fri 8/28Sat 9/5
PHL - SJU • Non-stop
Cheapest one-way
$85
Typical prices: $108-$182
Frontier
Wed 9/2
PHL - SJU • Non-stop
Advice from real travelers
AI-powered summary based on content written by travel experts and KAYAK users. AI can make mistakes.
Frontier Basic Fare only includes a personal item; JetBlue adds extra legroom.
American Basic Economy boards late; United Priority Boarding helps keep carry-ons.
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Top routes
Insights
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When to book
in advance
Our data shows that travelers who book at least 4 weeks in advance save around 18% compared to booking last minute.
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When to travel
Cheapest • 20% price drop
Most popular
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We hope you love your trip to Luis Munoz Marin Intl!
Flight Deals
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Flight Deals

Cheap Flights to Luis Munoz Marin Intl

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights to Luis Munoz Marin Intl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals to Luis Munoz Marin Intl

Fri, Aug 28 - Sat, Sep 5
Frontier Logo
6:15 am - 10:19 amPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
4h 04mnonstop
Frontier Logo
6:44 am - 10:48 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
4h 04mnonstop
$189Frontier
Sat, Nov 14 - Tue, Nov 17
Frontier Logo
7:20 am - 12:04 pmPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
3h 44mnonstop
Frontier Logo
2:59 am - 6:04 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
4h 05mnonstop
$189Frontier
Mon, Sep 7 - Mon, Sep 14
Multiple Airlines Logo
6:15 am - 10:19 amPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
4h 04mnonstop
Multiple Airlines Logo
7:00 am - 11:02 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
28h 02m2 stops Fort Lauderdale Tampa
$209Multiple Airlines
Mon, Aug 24 - Wed, Sep 16
Multiple Airlines Logo
6:15 am - 10:19 amPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
4h 04mnonstop
Multiple Airlines Logo
8:45 am - 7:04 pmSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
10h 19m2 stops Fort Lauderdale Tampa
$212Multiple Airlines
Sun, Aug 23 - Wed, Aug 26
JetBlue Logo
12:38 pm - 4:30 pmPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
3h 52mnonstop
JetBlue Logo
7:45 am - 11:46 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
4h 01mnonstop
$245JetBlue
Sun, Aug 23 - Thu, Aug 27
JetBlue Logo
12:38 pm - 4:30 pmPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
3h 52mnonstop
JetBlue Logo
7:45 am - 11:46 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
4h 01mnonstop
$245JetBlue
Mon, Aug 24 - Wed, Sep 16
American Airlines Logo
6:15 pm - 10:24 pmPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
4h 09mnonstop
American Airlines Logo
2:22 pm - 6:35 pmSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
4h 13mnonstop
$247American Airlines
Thu, Aug 20 - Fri, Aug 28
American Airlines Logo
6:15 pm - 10:24 pmPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
4h 09mnonstop
American Airlines Logo
7:03 am - 11:07 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
4h 04mnonstop
$247American Airlines
Sat, Sep 19 - Sat, Sep 26
United Airlines Logo
8:55 am - 2:44 pmORD  Chicago O'Hare Intl-SJU San Juan Luis Munoz Marin Intl
4h 49mnonstop
United Airlines Logo
3:56 pm - 8:05 pmSJU  San Juan Luis Munoz Marin Intl-ORD Chicago O'Hare Intl
5h 09mnonstop
$247United Airlines
Mon, Sep 7 - Sat, Sep 19
United Airlines Logo
8:55 am - 2:44 pmORD  Chicago O'Hare Intl-SJU San Juan Luis Munoz Marin Intl
4h 49mnonstop
United Airlines Logo
3:56 pm - 8:05 pmSJU  San Juan Luis Munoz Marin Intl-ORD Chicago O'Hare Intl
5h 09mnonstop
$247United Airlines
Booking Insights

KAYAK's insights & trends for flights to Luis Munoz Marin Intl

Get data-powered insights and trends for flights to Luis Munoz Marin Intl to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest flight to San Juan?

These are the best round-trip prices found by users searching on KAYAK in the last 5 days.

In the last 5 days, the cheapest flight deal to San Juan was found on the route from Philadelphia, at $189 return. The most popular connection is from New York to San Juan and KAYAK users have found round-trip deals for as low as $196 in the last 5 days.

How much is a flight to San Juan Luis Munoz Marin Intl Airport?

The average and cheapest price for all round-trip flights to San Juan Luis Munoz Marin Intl Airport from each origin found by users searching on KAYAK in the last month.

A flight to San Juan Luis Munoz Marin Intl Airport costs $305 on average. The cheapest price found on KAYAK in the last 2 weeks cost $53 and departed from Tampa. The most popular routes on KAYAK are Philadelphia to San Juan Luis Munoz Marin Intl Airport which costs $315 on average, and New York to San Juan Luis Munoz Marin Intl Airport, which costs $393 on average.

See prices from:

What is the cheapest day to fly to San Juan?

The average price of all round-trip flights to San Juan Luis Munoz Marin Intl Airport clicked on KAYAK for each day over the last 12 months.

Based on KAYAK data, the cheapest day to fly to San Juan is Monday where round-trip tickets can be as cheap as $360. On the other hand, the most expensive day to fly is Friday, where round-trip prices are $389 on average.

What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights to San Juan Luis Munoz Marin Intl Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights to San Juan Luis Munoz Marin Intl Airport is October, where tickets cost $295 on average for return flights. On the other hand, the most expensive months are December and June, where the average cost of tickets from the United States is $439 and $430 respectively. For one-way flights, the best month to travel is January with an average price of $157.

What is the cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport?

The average price for all round-trip flights to San Juan Luis Munoz Marin Intl Airport depending on the time of departure, clicked by users on KAYAK in the last 2 weeks.

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is generally in the afternoon, when round-trip flights cost $303 on average. The most expensive time of day to fly to San Juan Luis Munoz Marin Intl Airport is generally in the morning, which is peak travel time and where the average cost of a ticket is $374.

What is a good deal for flights to San Juan Luis Munoz Marin Intl Airport?

If you’re looking for cheap airfare to San Juan Luis Munoz Marin Intl Airport, 25% of our users found tickets to San Juan Luis Munoz Marin Intl Airport for the following prices or less: From Tampa $201 round-trip, from Fort Lauderdale $213 round-trip, from Jacksonville $224 round-trip.

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights to San Juan Luis Munoz Marin Intl Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price, you should book around 4 weeks before departure, which saves you about 18% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

Expert advice

Expert advice for your flight to Luis Munoz Marin Intl

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Frontier, United Airlines and Delta

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Harriet Baskas

Harriet Baskas

Expert on JetBlue and American Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Gabriel Leigh

Gabriel Leigh

Expert on SJU

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Good to know - Book Cheap San Juan Luis Munoz Marin Intl Airport Plane Tickets

Low season

September

Cheapest flight

$85
Best time to beat the crowds with an average 12% drop in price.
Most popular time to fly with an average 22% increase in price.
Flight from Philadelphia to San Juan Airport

When to book flights to Luis Munoz Marin Intl

Are your dates flexible? Find out the best times to travel to Luis Munoz Marin Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. The information is for flights to San Juan based on your location. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Flights to Luis Munoz Marin Intl: the best tips from KAYAK users' own experiences

Insights shared by verified travelers who flew to Luis Munoz Marin Intl 
Verified travelerFlew with Frontier-May 2025
If you are in the first group to board, stay standing early next to the gate entrance so you really enter first. Otherwise you end up entering all groups at the same time and will loose your carry on space over your seat.
JoseFlew with United Airlines-Sep 2024
Eat before your boarding. Buy snacks or anything you like before departure, also download a movie, music or an audio book to enjoy during your flight.
Maria AlejandraFlew with Frontier-Aug 2024
Buy some food and beverage for that 4 hours trip. And download some movies in Netflix
NicoleFlew with Spirit Airlines-Feb 2024
Follow the rules on the backpack and will not have any trouble, the payment for the bag at the gate is $99 almost the price of the ticket, is not worth it.

FAQs - booking San Juan flights

  • How to get from San Juan International Airport to San Juan city center?

    Considering the short distance between the San Juan city center and San Juan International Airport, travelers have various options to choose from for transportation to and from downtown San Juan, including taxis,located at Terminals A, B, and C,, buses which leave from Terminal A and D, and car rental services.

  • Are there any hotels located close to San Juan International Airport?

    There is a hotel located in Terminal D of the San Juan International Airport. You’ll also find an array of hotels nearby. They include Courtyard by Marriott Hotel Beach Resort Isla Verde and Hampton Inn and Suites Isla Verde San Juan.

  • Are there good shopping places close to San Juan International Airport?

    If you have a long layover, you might consider a spot of shopping. San Juan International Airport is located only 5 miles from The Mall of San Juan, one of the biggest malls on the island. You’ll also find duty free shops located within the airport.

  • What attractions are close to Fernando Luis Ribas Dominicci Airport?

    Fernando Luis Ribas Dominicci Airport is very close to the Puerto Rico Convention Center, making it the ideal spot for business travelers wishing to attend a meeting or conference. Furthermore, the airport itself overlooks the sea: the Caño de San Antonio to the north and the San Antonio Approach Channel to the west.

  • What is the cheapest flight to San Juan?

    In the last 5 days, the cheapest flight deal to San Juan was found on the route from Philadelphia, at $189 return. The most popular connection is from New York to San Juan and KAYAK users have found round-trip deals for as low as $196 in the last 5 days.

  • How far is San Juan Luis Munoz Marin Intl Airport from central San Juan?

    There are 7 miles between San Juan city center and San Juan Luis Munoz Marin Intl Airport.

  • How much is a flight to San Juan?

    On average, a flight to San Juan costs $305. The cheapest price found on KAYAK in the last 2 weeks cost $53 and departed from Tampa Airport.

  • How does KAYAK find such low prices on flights to San Juan?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to San Juan.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to San Juan?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Juan is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights to San Juan?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Juan with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to San Juan?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Juan up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Top tips for finding cheap flights to San Juan

  • Looking for cheap airfare to San Juan? 25% of our users found round-trip tickets to San Juan for the following prices or less: From Jacksonville $175, from Newark $590, from Chicago O'Hare Intl $688
  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest San Juan flight deals.
  • Puerto Rico is often called the gateway to the Caribbean thanks to its popularity with tourists and due to the fact it’s often used as a first stop on a longer Caribbean tour. It offers the greatest number of flights to and from the USA as well as other international destinations, departing from and landing at San Juan International Airport, just 9 miles from San Juan.
  • Flights to San Juan may also land at Fernando Luis Ribas Dominicci Airport, commonly known as Isla Grande Airport, a smaller passenger hub located in Isla Grande, about 2.9 miles from downtown San Juan. This airport is mainly used for domestic flights or international flights to and from the rest of South America.
  • Most visitors to Puerto Rico landing at San Juan International Airport choose to proceed directly to San Juan. However, the town of Carolina is also worth a visit if you’re interested in seeing something different than the usual Caribbean coastal town. It’s located about 6.5 miles from the airport and is easily reached via public transport.
  • With millions of passengers going through its doors every year, the San Juan International Airport is at the top of its game in providing comfort and services. Recent improvements to the airport include a plethora of restaurants and shops as well as facilities such as banks and ATMs, barber shops and beauty salons.

Everything you need to know for your flight to Luis Munoz Marin Intl