HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Juan

$312+ Cheap flights from McAllen (MFE) to San Juan

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
MFE — SJU
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from McAllen to San Juan with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from McAllen to San Juan

Cheapest flights from McAllen to San Juan
Explore the most affordable flight options available from McAllen to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.

This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/85:29 amMFE - SJU
1 stop7h 15mAmerican Airlines
jue. 12/184:03 pmSJU - MFE
1 stop18h 54mAmerican Airlines
Deal found 10/26$342
This American Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/275:34 amMFE - SJU
1 stop7h 35mAmerican Airlines
jue. 12/46:42 pmSJU - MFE
2 stops16h 15mAmerican Airlines
Deal found 10/28$431
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/279:50 amMFE - SJU
1 stop9h 36mUnited Airlines
mié. 12/32:05 amSJU - MFE
2 stops15h 57mUnited Airlines
Deal found 10/28$552
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/37:00 amMFE - SJU
1 stop7h 36mUnited Airlines
mié. 11/52:05 amSJU - MFE
2 stops13h 25mUnited Airlines
Deal found 10/27$575
This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/2712:54 pmMFE - SJU
3 stops28h 44mMultiple Airlines
jue. 12/41:27 pmSJU - MFE
2 stops23h 57mMultiple Airlines
Deal found 10/28$599
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/297:00 amMFE - SJU
2 stops13h 22mUnited Airlines
mar. 11/43:46 pmSJU - MFE
1 stop8h 13mUnited Airlines
Deal found 10/28$655
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/299:50 amMFE - SJU
2 stops12h 46mUnited Airlines
vie. 10/317:30 amSJU - MFE
2 stops13h 38mUnited Airlines
Deal found 10/25$665
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/307:00 amMFE - SJU
1 stop7h 36mUnited Airlines
lun. 11/32:05 amSJU - MFE
2 stops13h 25mUnited Airlines
Deal found 10/28$670

Cheap flight deals from McAllen to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from McAllen (MFE) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated octubre 28, 2025.

Round-trip from

$342
(American Airlines)

One-way from

$312
(American Airlines)

Popular in

December

Cheapest in

March

Average price

$541
From McAllen Miller Intl to San Juan
Search Deals
One-way flight from McAllen Miller Intl to San Juan
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from McAllen to San Juan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 28, 2025.
Use the filters below to find and compare flights from McAllen to San Juan that are best for you.

Fly from

McAllen

Fly to

San Juan

Route

Depart

Return

Price

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

jue. 11/27

5:34 am-3:09 pm

1 stop7h 35m

San Juan Luis Munoz Marin Intl

jue. 12/4

6:42 pm-8:57 am

2 stops16h 15m

$431

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

mar. 1/13

7:00 am-10:22 pm

2 stops13h 22m

San Juan Luis Munoz Marin Intl

mar. 1/27

7:45 am-4:07 pm

1 stop10h 22m

$432

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

vie. 1/16

5:56 pm-10:48 am

2 stops14h 52m

San Juan Luis Munoz Marin Intl

mar. 1/20

7:07 am-6:17 pm

1 stop13h 10m

$452

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

vie. 2/6

5:56 pm-10:48 am

2 stops14h 52m

San Juan Luis Munoz Marin Intl

lun. 2/9

6:00 am-5:04 pm

2 stops13h 04m

$541

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

jue. 11/27

9:50 am-9:26 pm

1 stop9h 36m

San Juan Luis Munoz Marin Intl

mié. 12/3

2:05 am-4:02 pm

2 stops15h 57m

$552

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

lun. 12/1

7:21 pm-3:00 pm

1 stop17h 39m

$312

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

sáb. 11/15

7:00 am-4:36 pm

1 stop7h 36m

$317

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

lun. 12/1

8:59 pm-8:40 pm

3 stops21h 41m

$352

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

jue. 1/15

7:00 am-4:36 pm

1 stop7h 36m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Best time to book a flight from McAllen to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from McAllen with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from McAllen to San Juan

What is the cheapest month to book a flight from McAllen to San Juan?

Currently, January is the cheapest month in which you can book a flight from McAllen to San Juan (average of $267). Flying from McAllen to San Juan in October is currently the most expensive (average of $448). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MFE to SJU?

Find hourly flight availability from McAllen to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 28, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 41% on flights from McAllen to San Juan by exploring options for tickets in the afternoon.

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated octubre 28, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from McAllen to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,001 reviews

Overall

7.4

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,001 reviews
United Airlines
7.4
Good
9,001 reviews

Overall

7.4

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,032 reviews
United Airlines
7.4
Good
9,001 reviews

Overall

7.4

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from McAllen to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from McAllen to San Juan?

    Located just 2.0 mi from the city center, McAllen Miller Intl is the airport most travelers will use when flying to San Juan from McAllen. Booking flights from Miller Intl (MFE) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 2 different airlines.

  • How long is the flight from McAllen to San Juan?

    American Airlines and United Airlines can get you from McAllen to San Juan in just under 7h 35m. Your travel time can differ by up to 5h 47m. McAllen and San Juan are separated by a distance of 2121 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from McAllen to San Juan round-trip?

    Our cheapest airline available from McAllen to San Juan is American Airlines. Our recent data shows that you can find tickets from as low as $360 on this airline. An additional option worth looking into is United Airlines, starting at $392. American Airlines is currently priced 37% below the average price you’ll pay for this route.

  • Can I find deals for flights from McAllen to San Juan that include hotel bookings?

    Yes. In addition to deals on McAllen to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from McAllen to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from McAllen to San Juan.

  • Can I find deals for business class flights from McAllen to San Juan?

    Yes. Cheapflights offers flight deals from McAllen to San Juan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from McAllen to San Juan?

    Currently, January is the cheapest month in which you can book a flight from McAllen to San Juan (average of $267). Flying from McAllen to San Juan in October is currently the most expensive (average of $448). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for McAllen to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Luis Munoz Marin Intl flights
Hobby to Luis Munoz Marin Intl flights
George Bush Intcntl to Luis Munoz Marin Intl flights
Love Field to Luis Munoz Marin Intl flights
Austin to Luis Munoz Marin Intl flights
San Antonio to Luis Munoz Marin Intl flights
El Paso to Luis Munoz Marin Intl flights
McAllen to Luis Munoz Marin Intl flights
Corpus Christi to Luis Munoz Marin Intl flights
Dallas/Fort Worth to Aguadilla flights
Lubbock to Luis Munoz Marin Intl flights
Harlingen to Luis Munoz Marin Intl flights
Brownsville to Luis Munoz Marin Intl flights
Killeen to Luis Munoz Marin Intl flights
George Bush Intcntl to Aguadilla flights
Hobby to Aguadilla flights
Midland to Luis Munoz Marin Intl flights
Austin to Aguadilla flights
Dallas/Fort Worth to Mayagüez flights
San Antonio to Culebra flights
Dallas/Fort Worth to Culebra flights
Austin to Vieques flights
El Paso to Aguadilla flights
Austin to Ponce flights
Austin to Mayagüez flights
Waco to Luis Munoz Marin Intl flights
San Antonio to Aguadilla flights
Austin to Culebra flights
Dallas/Fort Worth to Vieques flights

Top 2 airlines flying from McAllen to San Juan

Discover the top 2 airlines that operate flights from McAllen to San Juan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$360Average$560FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$392Average$597FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.