$120 Cheap Flights from McAllen (MFE) to San Juan (SJU)

View $120 flight on Tue, Feb 3, 2026Opens in a new window

Popular airlines from Miller Intl. Airport (MFE) to Luis Munoz Marin Intl. Airport (SJU)

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Cheap Flights from McAllen to San Juan (MFE-SJU)

Prices were available within the past 7 days and start at $120 for one-way flights and $239 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Feb 3 - Tue, Feb 10
MFE
McAllen
SJU
San Juan
$239 Roundtrip, found 3 hours ago
$239
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Feb 3 from McAllen to San Juan, returning Tue, Feb 10, priced at $239 found 3 hours ago
American Airlines
Sat, Jan 24 - Wed, Jan 28
MFE
McAllen
SJU
San Juan
$243 Roundtrip, found 6 hours ago
$243
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Sat, Jan 24 from McAllen to San Juan, returning Wed, Jan 28, priced at $243 found 6 hours ago
United
Tue, Jan 27 - Tue, Feb 3
MFE
McAllen
SJU
San Juan
$244 Roundtrip, found 4 days ago
$244
Roundtrip
found 4 days ago
Select United flight, departing Tue, Jan 27 from McAllen to San Juan, returning Tue, Feb 3, priced at $244 found 4 days ago
American Airlines
Sat, Jan 24 - Wed, Jan 28
MFE
McAllen
SJU
San Juan
$248 Roundtrip, found 6 hours ago
$248
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Sat, Jan 24 from McAllen to San Juan, returning Wed, Jan 28, priced at $248 found 6 hours ago
American Airlines
Tue, Feb 3 - Tue, Feb 10
MFE
McAllen
SJU
San Juan
$270 Roundtrip, found 3 hours ago
$270
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, Feb 3 from McAllen to San Juan, returning Tue, Feb 10, priced at $270 found 3 hours ago
American Airlines
Sat, Jan 24 - Wed, Jan 28
MFE
McAllen
SJU
San Juan
$274 Roundtrip, found 6 hours ago
$274
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Sat, Jan 24 from McAllen to San Juan, returning Wed, Jan 28, priced at $274 found 6 hours ago
United
Tue, Feb 3 - Tue, Feb 10
MFE
McAllen
SJU
San Juan
$278 Roundtrip, found 3 hours ago
$278
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Feb 3 from McAllen to San Juan, returning Tue, Feb 10, priced at $278 found 3 hours ago
American Airlines
Sat, Jan 24 - Wed, Jan 28
MFE
McAllen
SJU
San Juan
$280 Roundtrip, found 6 hours ago
$280
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Sat, Jan 24 from McAllen to San Juan, returning Wed, Jan 28, priced at $280 found 6 hours ago
United
Tue, Jan 27 - Tue, Feb 3
MFE
McAllen
SJU
San Juan
$285 Roundtrip, found 4 days ago
$285
Roundtrip
found 4 days ago
Select United flight, departing Tue, Jan 27 from McAllen to San Juan, returning Tue, Feb 3, priced at $285 found 4 days ago
Delta
Tue, Mar 17 - Thu, Apr 2
MFE
McAllen
SJU
San Juan
$572 Roundtrip, found 1 hour ago
$572
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Mar 17 from McAllen to San Juan, returning Thu, Apr 2, priced at $572 found 1 hour ago

Find the cheapest month to fly from McAllen (MFE) to San Juan (SJU)

October is typically the cheapest month to fly

From $267 - $664 per traveler.

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 $362
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $362

Frequently asked questions

How much does a flight from Miller Intl. Airport (MFE) to Luis Munoz Marin Intl. Airport (SJU) cost?
Lock in a cheap one-way flight from $120 or cheap return flight from $239 from Miller Intl. Airport (MFE) 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 Miller Intl. Airport (MFE) to Luis Munoz Marin Intl. Airport (SJU)?
Planning your trip for February may help you find better deals, as it's the cheapest month for flights between MFE and SJU. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Miller Intl. Airport (MFE) to Luis Munoz Marin Intl. Airport (SJU)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest MFE to SJU flight.
How many flights per day from Miller Intl. Airport (MFE) to Luis Munoz Marin Intl. Airport (SJU)?
There are no daily direct flights available from Miller Intl. Airport (MFE) to Luis Munoz Marin Intl. Airport (SJU). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from MFE to SJU?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Miller Intl. Airport (MFE) to Luis Munoz Marin Intl. Airport (SJU)?
Book a flight from Miller Intl. Airport (MFE) to Luis Munoz Marin Intl. Airport (SJU) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**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 Miller Intl. Airport (MFE) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Booking your flight from MFE to SJU right before your getaway is usually more expensive. But if there's some wiggle room with your itinerary, you could land a cheap last-minute fare.
Can I cancel or change the date of my flight from Miller Intl. Airport (MFE) to Luis Munoz Marin Intl. Airport (SJU)?
In most cases, you can reschedule or cancel your MFE to SJU flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like further details, head to our Customer Service portal.

Travel information

Origin airport
Miller Intl.
Destination airport
Luis Munoz Marin Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$239
Distance
2122 mi

Book with confidence

McAllen to San Juan Flights

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

 

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

Sunday is one of the best days to book for cheap flights from McAllen 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 McAllen 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 McAllen to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $120 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 McAllen 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 McAllen 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.

 

McAllen to San Juan Flights

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*Available to One Key members.