Cheap Flights from Mcallen to San Juan

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Find the cheapest month to fly from Mcallen to San Juan

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Mcallen to San Juan flights are currently cheapest in September.

Mcallen to San Juan: Flight information

The things to know before you go.
Cheapest flight foundRs37,740
Cheapest month to flySeptember

Finding cheap flights from Mcallen to San Juan: Frequently asked questions

There are 6 airports in San Juan: San Juan Isla Grande, San Juan Luis Munoz Marin, Roosevelt Roads, Ponce, Vieques, and Culebra.
The best price we found for a return flight from Mcallen to San Juan is Rs93,443. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Mcallen to San Juan. But we found flights with one or more stops from Rs93,443.
As of March 2026, there are no flights flying from Mcallen to San Juan.
The cheapest month to fly from Mcallen to San Juan is usually May.
If you're flying from Mcallen Airport, the cheapest airport near San Juan is San Juan Luis Munoz Marin – which is 11.3 km away from the centre of San Juan. We've found flights into this airport from Rs93,443.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Mcallen Airport to San Juan on Thursday, 14 May 2026.
No airlines currently offer direct flights between Mcallen Airport and San Juan. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Juan but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Juan is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 25°C. August is typically the warmest month in San Juan, when it usually averages around 29°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging 23°C. The rainiest month is September.
Currently, Allegiant Air offers the cheapest flight tickets to San Juan.

Flying from McAllen International Airport (MFE) to San Juan: what you need to know

  • McAllen International Airport is located in Mcallen. Following the UTC-4 timezone, San Juan is one hour ahead of Mcallen.

  • To avoid rushing for your MFE to San Juan flight, allow plenty of time to navigate the airport and find your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the general travel rule.

  • Heading off during a peak period like school or public holidays? Expect longer queues at security and check-in. To be on the safe side, arrive up to four hours before international flights and two hours before domestic departures.

  • Think about adding a stopover to potentially unlock a cheaper flight ticket from MFE to San Juan. All you need to do is uncheck 'Direct flights only' during your search. Take a break (and maybe save some cash) by stopping at one of these popular airports:

    • Dallas/Fort Worth International Airport (DFW)

    • George Bush Intercontinental Airport (IAH)

    • Austin-Bergstrom International Airport (AUS)

  • MFE is about 3 kilometres from central Mcallen. If you're driving, ride-sharing or catching a cab from the centre, it'll take you 10 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the journey time to be around 50 minutes.

  • Have an early flight from McAllen International Airport to San Juan? Avoid the stress of rushing to the terminal (and sneak in some extra precious sleep) by choosing one of these stays close to MFE:

  • McAllen International Airport gets high marks for its on-time performance. 83.42% of flights that take off from MFE land on time.

  • You'll find MFE at 2500 S Bicentenial Blvd.

How to find the cheapest flights from McAllen International Airport (MFE) to San Juan

  • Rs37,740 is the cheapest price we've seen for a one-way McAllen International Airport to San Juan flight. A return flight ticket right now is Rs93,443. Depending on when you want to go and the availability, these fares can change.

  • To find cheap flights from MFE to San Juan, book in advance. Airlines typically offer their most competitively priced fares when tickets first go on sale.

  • The 'Whole month' tool will show you the cheapest tickets from McAllen International Airport to San Juan throughout the month. It's a great way to find a bargain if your travel dates aren't set in stone.

  • Finding a cheap flight from MFE to San Juan is a breeze with Price Alerts. Simply create one of these automatic notifications and we'll let you know when there's a better deal.

  • Select your preferred departure and arrival times, airlines and number of stops with our filters. Then, sort the results for your flight from McAllen International Airport to San Juan by 'Fastest,' 'Cheapest' or 'Best.'

Airports in San Juan

Luis Munoz Marin International Airport (SJU)

  • Luis Munoz Marin International Airport (SJU) is around 8 kilometres from the centre of San Juan. If you're grabbing a cab or a ride-share, the drive takes roughly 10 minutes.

  • If you're travelling by public transport, expect a journey time of about 55 minutes.

  • The last thing you want is a long journey to your hotel if you're landing late on a flight from McAllen International Airport to San Juan. Check in to one of these accommodation options near SJU instead:

  • Explore without limits with a Luis Munoz Marin International Airport rental car. Pick up your wheels from Sixt, Ace Rent a Car or U-Save and experience more of San Juan and beyond.

  • Secure the lowest price by booking your vehicle from Luis Munoz Marin International Airport around two weeks before your flight from MFE to San Juan.

Fernando Luis Ribas Dominicci Airport (SIG)

  • Once your flight from McAllen International Airport to San Juan has arrived, you can reach the city centre in about 15 minutes by car. Central San Juan is roughly 8 kilometres from Fernando Luis Ribas Dominicci Airport (SIG).

  • The journey will take roughly 1 hour on public transport.

  • Place the 'Do not disturb' sign on your door and unwind at a hotel close to SIG. Here are a few options where you can kick back after your MFE to San Juan flight:

Best time to go to San Juan

  • Plan your trip to San Juan during high season if you like a busy atmosphere, but remember that prices are generally higher. Alternatively, book flights from McAllen International Airport to San Juan in the off-season when prices are cheaper and it's not as busy.

  • The warmest month in San Juan is September, with temperatures ranging between 23ºC and 33ºC. Book your McAllen International Airport to San Juan flight ticket then if that's the weather you find most pleasant.

  • February sees average temperatures of between 20ºC and 28ºC. Search for a cheap ticket from MFE to San Juan around that time if you like cooler conditions.

More about San Juan

  • Start your San Juan trip off on the right foot by choosing the ideal place to stay. After booking your flight from McAllen International Airport to San Juan, browse our range of hotels including:

  • All great holidays should include some sightseeing. La Garita del morro de san juan bahia, Castillo San Felipe del Morro and Fortaleza Street are attractions you won't want to skip in San Juan.

Explore more of Puerto Rico

  • Aguadilla is just one of the many places in Puerto Rico waiting to be discovered once you've taken in the sights of San Juan. Around 113 kilometres away to the west, well-known attractions include El Parterre, Aguadilla Ice Skating Arena and Bandera de los Reyes Magos.

  • If you're eager to discover another major destination in Puerto Rico, consider Isabela, about 105 kilometres west of San Juan. Amarillo Mango, Urb. Llanos Piscina Park and Noches de Artesania are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.