$233 Cheap Flights from Montgomery (MGM) to San Juan (SJU)

View $233 flight on Mon, Nov 17, 2025Opens in a new window

Popular airlines from Montgomery Regional Airport (MGM) to Luis Munoz Marin Intl. Airport (SJU)

Cheap Flights from Montgomery to San Juan (MGM-SJU)

Prices were available within the past 7 days and start at $233 for one-way flights and $365 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Jan 27 - Wed, Feb 4
MGM
Montgomery
SJU
San Juan
$365 Roundtrip, found 3 days ago
$365
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Jan 27 from Montgomery to San Juan, returning Wed, Feb 4, priced at $365 found 3 days ago
American Airlines
Tue, Nov 4 - Fri, Nov 7
MGM
Montgomery
SJU
San Juan
$405 Roundtrip, found 2 days ago
$405
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Nov 4 from Montgomery to San Juan, returning Fri, Nov 7, priced at $405 found 2 days ago
Delta
Wed, Oct 29 - Sat, Nov 1
MGM
Montgomery
SJU
San Juan
$430 Roundtrip, found 1 day ago
$430
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Oct 29 from Montgomery to San Juan, returning Sat, Nov 1, priced at $430 found 1 day ago
American Airlines
Mon, Oct 27 - Thu, Oct 30
MGM
Montgomery
SJU
San Juan
$445 Roundtrip, found 8 hours ago
$445
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Mon, Oct 27 from Montgomery to San Juan, returning Thu, Oct 30, priced at $445 found 8 hours ago
American Airlines
Mon, Oct 27 - Fri, Oct 31
MGM
Montgomery
SJU
San Juan
$455 Roundtrip, found 8 hours ago
$455
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Mon, Oct 27 from Montgomery to San Juan, returning Fri, Oct 31, priced at $455 found 8 hours ago
American Airlines
Tue, Mar 24 - Tue, Mar 31
MGM
Montgomery
SJU
San Juan
$469 Roundtrip, found 5 days ago
$469
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Mar 24 from Montgomery to San Juan, returning Tue, Mar 31, priced at $469 found 5 days ago
Delta
Thu, Nov 27 - Thu, Dec 4
MGM
Montgomery
SJU
San Juan
$470 Roundtrip, found 9 hours ago
$470
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Nov 27 from Montgomery to San Juan, returning Thu, Dec 4, priced at $470 found 9 hours ago
American Airlines
Sun, Nov 2 - Wed, Nov 5
MGM
Montgomery
SJU
San Juan
$474 Roundtrip, found 3 days ago
$474
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sun, Nov 2 from Montgomery to San Juan, returning Wed, Nov 5, priced at $474 found 3 days ago
American Airlines
Thu, Dec 4 - Tue, Dec 9
MGM
Montgomery
SJU
San Juan
$479 Roundtrip, found 6 days ago
$479
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Dec 4 from Montgomery to San Juan, returning Tue, Dec 9, priced at $479 found 6 days ago
Delta
Tue, Jun 2 - Wed, Jun 3
MGM
Montgomery
SJU
San Juan
$480 Roundtrip, found 1 day ago
$480
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jun 2 from Montgomery to San Juan, returning Wed, Jun 3, priced at $480 found 1 day ago

Alternative airports near San Juan

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Luis Munoz Marin Intl. SJU. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $525
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $525
Flights from Montgomery (MGM) to San Juan (SJU)
Origin airport
Montgomery Regional
Destination airport
Luis Munoz Marin Intl.
Airlines serving
American Airlines, Delta
Roundtrip price
$365
Distance
1587 mi

Montgomery to San Juan Flights

The cheapest times to fly from Montgomery 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 Montgomery to San Juan are during the month of January. You can find some of the cheapest flights from Montgomery to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Montgomery to San Juan

Sunday is one of the best days to book for cheap flights from Montgomery 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 Montgomery 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 Montgomery to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $233 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 Montgomery 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 Montgomery 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.

 

Frequently asked questions

How much does a flight from Montgomery Regional Airport (MGM) to Luis Munoz Marin Intl. Airport (SJU) cost?
Grab a cheap one-way flight from $233 or cheap return flight from $365 from Montgomery Regional Airport (MGM) to Luis Munoz Marin Intl. Airport (SJU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Montgomery Regional Airport (MGM) to Luis Munoz Marin Intl. Airport (SJU)?
January is the least expensive month to fly from MGM to SJU. Timing your trip outside of the busy season is often the key to finding better fares.
What is the cheapest airline that flies from Montgomery Regional Airport (MGM) to Luis Munoz Marin Intl. Airport (SJU)?
To find the cheapest airline flying from MGM to SJU, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Montgomery Regional Airport (MGM) to Luis Munoz Marin Intl. Airport (SJU)?
There are no daily direct flights departing from Montgomery Regional Airport (MGM) to Luis Munoz Marin Intl. Airport (SJU). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from MGM to SJU?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can vary 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 Montgomery Regional Airport (MGM) to Luis Munoz Marin Intl. Airport (SJU)?
To avoid potential delays on the Montgomery Regional Airport (MGM) to Luis Munoz Marin Intl. Airport (SJU) route, aim to fly before 3 PM. Later departures are 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 Montgomery Regional Airport (MGM) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Last-minute bookings from MGM to SJU are typically more expensive. To lock in the cheapest rates, start searching for flights as soon as possible. That said, if you're flexible with your travel dates, it's possible to find a cheap fare right before your journey.
Can I cancel or change the date of my flight from Montgomery Regional Airport (MGM) to Luis Munoz Marin Intl. Airport (SJU)?
It's usually possible to reschedule or cancel your MGM to SJU flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.