Lowest Prices
Find the lowest SJU airfares by comparing hundreds of airlines and agencies.
Good to Know: Flights to SJU
Useful information for finding cheap flights to Luis Munoz Marin International and booking your next trip
Cheapest Round Trip Flight
$358
Delta Airlines• 1 stop • 9h 12mOct 11 – Oct 21
The cheapest round trip flight from Philadelphia International to Luis Munoz Marin International is currently $358
Cheapest One way Flight
$427
JetBlue Airways• nonstop• 5h 50mOct 13
The cheapest one way flight from Bradley International to Luis Munoz Marin International is currently $427
Cheapest Direct Flight
$158
Frontier Airlines• nonstop• 5h 46mOct 11
The cheapest nonstop flight from Philadelphia International to Luis Munoz Marin International is currently $158
Fastest Flight
5h 46m
The fastest nonstop flight from Philadelphia International to Luis Munoz Marin International takes 5h 46m
Best Flight Deals to San Juan
Identify the most efficient round-trip flights to San Juan. We present options balancing cost and convenience for your return journey.
Oct 11 - Oct 21, Economy
Philadelphia → San Juan
9h 12m
10:40 AM - 10:04 PM • 1 stop
Philadelphia → San Juan
9h 18m
7:20 AM - 4:02 PM • 1 stop
Delta Airlines
Oct 11 - Oct 21, Economy
Philadelphia → San Juan
5h 46m
8:30 AM - 12:16 PM • nonstop
Philadelphia → San Juan
17h 17m
3:40 AM - 2:17 PM • 1 stop
Frontier Airlines
Oct 11 - Oct 21, Economy
Philadelphia → San Juan
12h 5m
10:45 AM - 6:10 PM • 1 stop
Philadelphia → San Juan
15h 22m
7:00 AM - 4:22 PM • 1 stop
American Airlines
Oct 11 - Oct 21, Economy
Philadelphia → San Juan
15h 17m
8:53 AM - 6:10 PM • 2 stops
Philadelphia → San Juan
17h 23m
7:00 AM - 5:43 PM • 2 stops
American Airlines
Oct 11 - Oct 21, Economy
Philadelphia → San Juan
15h 17m
8:53 AM - 6:10 PM • 2 stops
Philadelphia → San Juan
17h 14m
1:35 PM - 12:09 AM • 1 stop
American Airlines
For travel requiring no set return, access available one-way flights to San Juan (SJU). These options support extended stays or open-ended plans.
Need to travel to San Juan soon? View current last-minute flight options to SJU for spontaneous or pressing plans.
Oct 11 - Oct 21, Economy
Philadelphia → San Juan
18h 30m
12:35 PM - 11:45 PM • 2 stops
Philadelphia → San Juan
16h 55m
5:05 AM - 3:20 PM • 2 stops
Southwest Airlines
Oct 11 - Oct 21, Economy
Philadelphia → San Juan
18h 30m
12:35 PM - 11:45 PM • 2 stops
Philadelphia → San Juan
11h 45m
5:05 AM - 12:10 PM • 1 stop
Southwest Airlines
Oct 11 - Oct 21, Economy
Philadelphia → San Juan
19h
12:05 PM - 11:45 PM • 2 stops
Philadelphia → San Juan
26h 45m
5:05 AM - 9:10 PM • 2 stops
Southwest Airlines
Oct 11 - Oct 21, Economy
Philadelphia → San Juan
13h 56m
12:38 PM - 9:14 PM • 1 stop
Philadelphia → San Juan
15h 35m
3:34 PM - 1:09 AM • 1 stop
American Airlines
Oct 11 - Oct 21, Economy
Philadelphia → San Juan
13h 56m
12:38 PM - 9:14 PM • 1 stop
Philadelphia → San Juan
17h 23m
7:00 AM - 5:43 PM • 2 stops
American Airlines
Maximize your time in San Juan, not in transit. Discover non-stop direct flights to SJU for the quickest, most straightforward journey to the Strip.
Oct 11 - Oct 21, Economy
Philadelphia → San Juan
5h 46m
8:43 PM - 12:29 AM • nonstop
Philadelphia → San Juan
5h 58m
1:59 AM - 5:57 AM • nonstop
Frontier Airlines
Oct 11 - Oct 21, Economy
Philadelphia → San Juan
5h 46m
8:30 AM - 12:16 PM • nonstop
Philadelphia → San Juan
5h 58m
1:59 AM - 5:57 AM • nonstop
Frontier Airlines
Dec 06 - Dec 09, Economy
Boston → San Juan
8h 21m
7:00 AM - 12:01 PM • nonstop
Boston → San Juan
5h 28m
2:20 PM - 5:48 PM • nonstop
JetBlue Airways
Dec 06 - Dec 09, Economy
Boston → San Juan
8h 20m
8:10 AM - 1:10 PM • nonstop
Boston → San Juan
5h 8m
7:10 PM - 10:18 PM • nonstop
Delta Airlines
Oct 11 - Oct 21, Economy
Philadelphia → San Juan
6h 45m
7:00 PM - 11:05 PM • nonstop
Philadelphia → San Juan
5h 58m
1:59 AM - 5:57 AM • nonstop
American Airlines
Essential Information for Booking Flights from () - AI Insights
What's the cheapest airline to sju?
To find the cheapest flights to Luis Munoz Marin International, Lufthansa Airlines (LH), EVA Air (BR), British Airways (BA), KLM Airlines (KL), TAP - Air Portugal (TP), and more, check these airlines.
What's the popular airline to fly to sju?
Aerolineas Argentinas (AR), All Nippon Airways (NH), Air India (AI), TAP - Air Portugal (TP), KLM Airlines (KL), and other popular airlines to fly to Luis Munoz Marin International Airport (sju).
What's the cheapest day of the week to fly to sju?
Saturday is the cheapest day to fly to Luis Munoz Marin International Airport.
What's the cheapest month to fly to sju?
April is the cheapest month to fly to Luis Munoz Marin International Airport.
What are the most popular airlines for international travel?
Aerolineas Argentinas (AR), All Nippon Airways (NH), TAP - Air Portugal (TP), KLM Airlines (KL), and British Airways (BA)
What is the best time to book flights?
Saturday and April are generally considered the best times to book flights, offering potential for lower fares.
Are there any airlines that offer budget-friendly flights?
Lufthansa Airlines (LH), EVA Air (BR), British Airways (BA), KLM Airlines (KL), and TAP - Air Portugal (TP) are known for offering competitive fares.
What are some of the cheapest destinations for travel?
Luis Munoz Marin International (sju) and TAP - Air Portugal (TP) are considered some of the most affordable destinations for travel.
Which airlines typically offer flights to Luis Munoz Marin International (sju)?
Lufthansa Airlines (LH), EVA Air (BR), British Airways (BA), KLM Airlines (KL), and TAP - Air Portugal (TP)
Destination Airport Information
| IATA Code | SJU |
| Name | Luis Munoz Marin International |
| City | San Juan |
| Country | PR |
| Latitude | 18.43939971923828 |
| Longitude | -66.00180053710938 |
Popular Airlines
More Flight Options to San Juan, SJU
Why Fareleaders for Flights to SJU
New Deals Everyday
Never miss a deal on SJU flights—we update prices daily to bring you the best airfares.
Best Travel Options
Compare hundreds of SJU flights and find the best deals without any added service charges.