$487 Cheap Flights from Grand Case (SFG) to San Juan (SJU)

View $487 flight on Thu, Nov 13, 2025Opens in a new window

Popular airlines from Grand Case (SFG-L'Esperance) to Luis Munoz Marin Intl. Airport (SJU)

Cheap Flights from Grand Case to San Juan (SFG-SJU)

Prices were available within the past 7 days and start at $487 for one-way flights and $890 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Caribbean Airlines
Tue, Nov 18 - Sat, Nov 22
SFG
Saint Martin
SJU
San Juan
$890 Roundtrip, found 6 days ago
$890
Roundtrip
found 6 days ago
Select Caribbean Airlines flight, departing Tue, Nov 18 from Saint Martin to San Juan, returning Sat, Nov 22, priced at $890 found 6 days ago
Caribbean Airlines
Tue, Nov 18 - Wed, Nov 26
SFG
Saint Martin
SJU
San Juan
$915 Roundtrip, found 6 days ago
$915
Roundtrip
found 6 days ago
Select Caribbean Airlines flight, departing Tue, Nov 18 from Saint Martin to San Juan, returning Wed, Nov 26, priced at $915 found 6 days ago
Caribbean Airlines
Tue, Nov 18 - Mon, Nov 24
SFG
Saint Martin
SJU
San Juan
$955 Roundtrip, found 6 days ago
$955
Roundtrip
found 6 days ago
Select Caribbean Airlines flight, departing Tue, Nov 18 from Saint Martin to San Juan, returning Mon, Nov 24, priced at $955 found 6 days ago
Caribbean Airlines
Sun, Nov 23 - Wed, Nov 26
SFG
Saint Martin
SJU
San Juan
$1,142 Roundtrip, found 6 days ago
$1,142
Roundtrip
found 6 days ago
Select Caribbean Airlines flight, departing Sun, Nov 23 from Saint Martin to San Juan, returning Wed, Nov 26, priced at $1,142 found 6 days ago
Caribbean Airlines
Sun, Nov 23 - Mon, Nov 24
SFG
Saint Martin
SJU
San Juan
$1,211 Roundtrip, found 6 days ago
$1,211
Roundtrip
found 6 days ago
Select Caribbean Airlines flight, departing Sun, Nov 23 from Saint Martin to San Juan, returning Mon, Nov 24, priced at $1,211 found 6 days ago

Frequently asked questions

How much does a flight from L'Esperance Airport (SFG) to Luis Munoz Marin Intl. Airport (SJU) cost?
Get a cheap one-way flight from $487 or cheap return flight from $890 from L'Esperance Airport (SFG) to Luis Munoz Marin Intl. Airport (SJU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from L'Esperance Airport (SFG) to Luis Munoz Marin Intl. Airport (SJU)?
November is the most affordable month to fly from SFG to SJU. Traveling during quieter months is often the key to finding a great deal.
What is the cheapest airline that flies from L'Esperance Airport (SFG) to Luis Munoz Marin Intl. Airport (SJU)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from SFG to SJU. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from L'Esperance Airport (SFG) to Luis Munoz Marin Intl. Airport (SJU)?
There aren't any daily nonstop flights departing from L'Esperance Airport (SFG) to Luis Munoz Marin Intl. Airport (SJU). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time at all.
What day of the week has the most flights from SFG to SJU?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can change based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from L'Esperance Airport (SFG) to Luis Munoz Marin Intl. Airport (SJU)?
Choose a flight from L'Esperance Airport (SFG) to Luis Munoz Marin Intl. Airport (SJU) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from L'Esperance Airport (SFG) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Waiting until right before your break to book your flight from SFG to SJU often results in higher prices. While you may find some last-minute offers, there's no guarantee. Keep your travel schedule open to maximize your chances of scoring a bargain.
Can I cancel or change the date of my flight from L'Esperance Airport (SFG) to Luis Munoz Marin Intl. Airport (SJU)?
In most cases, you're able to reschedule or cancel your SFG to SJU flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you need more information, go to our Customer Service portal.

Travel information

Origin airport
L'Esperance
Destination airport
Luis Munoz Marin Intl.
Roundtrip price
$890
Distance
195 mi

Book with confidence

Grand Case to San Juan Flights

The cheapest times to fly from Grand Case to San Juan

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Grand Case to San Juan are during the month of November. You can find some of the cheapest flights from Grand Case to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Grand Case to San Juan

Sunday is one of the best days to book for cheap flights from Grand Case to San Juan: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Grand Case to San Juan

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Grand Case to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $487 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Grand Case to San Juan flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Grand Case to San Juan airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Grand Case to San Juan Flights

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*Available to One Key members.