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San Juan

$120+ 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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
MFE — SJU
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This Mytrip deal was found by Cheapflights users on 12/8. 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.
Fri 12/1212:14 pmMFE - SJU
2 stops22h 18mMultiple Airlines
Sat 12/135:00 pmSJU - MFE
1 stop18h 12mMultiple Airlines
Deal found 12/8$603
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Sat 12/135:29 amMFE - SJU
1 stop7h 15mAmerican Airlines
Fri 12/191:30 amSJU - MFE
1 stop9h 27mAmerican Airlines
Deal found 12/11$655
This United Airlines deal was found by Cheapflights users on 12/8. 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.
Fri 12/127:00 amMFE - SJU
2 stops13h 22mUnited Airlines
Fri 12/122:05 amSJU - MFE
2 stops15h 57mUnited Airlines
Deal found 12/8$660
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3011:02 amMFE - SJU
1 stop20h 21mMultiple Airlines
Fri 1/92:29 amSJU - MFE
2 stops32h 52mMultiple Airlines
Deal found 12/11$763
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Fri 12/1211:53 amMFE - SJU
1 stop7h 32mAmerican Airlines
Fri 12/191:30 amSJU - MFE
1 stop9h 27mAmerican Airlines
Deal found 12/11$765
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Tue 12/307:16 pmMFE - SJU
1 stop8h 18mAmerican Airlines
Sat 1/107:07 amSJU - MFE
1 stop11h 57mAmerican Airlines
Deal found 12/11$792
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Sat 12/137:00 amMFE - SJU
2 stops15h 36mUnited Airlines
Sat 12/208:30 amSJU - MFE
2 stops13h 30mUnited Airlines
Deal found 12/11$804
This American Airlines deal was found by Cheapflights users on 12/9. 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.
Fri 12/267:16 pmMFE - SJU
1 stop8h 18mAmerican Airlines
Fri 1/23:49 pmSJU - MFE
1 stop19h 03mAmerican Airlines
Deal found 12/9$885
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Fri 12/125:00 amMFE - SJU
2 stops15h 22mUnited Airlines
Sun 12/218:30 amSJU - MFE
2 stops16h 55mUnited Airlines
Deal found 12/11$950
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:36 pmMFE - SJU
2 stops39h 22mMultiple Airlines
Fri 1/26:00 amSJU - MFE
1 stop13h 46mMultiple Airlines
Deal found 12/9$963
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Fri 12/125:00 amMFE - SJU
2 stops15h 22mUnited Airlines
Sat 12/208:30 amSJU - MFE
2 stops13h 30mUnited Airlines
Deal found 12/11$966

Find 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 December 12, 2025.

Round-trip from

$239
(American Airlines)

One-way from

$120
(American Airlines)

Popular in

February

Cheapest in

May

Average price

$633
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. 0% potential increase in price ($1 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 12, 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

Wed 3/25

9:37 am-10:31 pm

1 stop11h 54m

San Juan Luis Munoz Marin Intl

Sun 3/29

1:30 am-8:57 am

1 stop8h 27m

$239

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

Sun 1/25

9:59 am-10:26 pm

1 stop10h 27m

San Juan Luis Munoz Marin Intl

Tue 1/27

3:54 pm-11:17 pm

1 stop9h 23m

$239

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

Wed 1/7

9:59 am-10:48 am

2 stops22h 49m

San Juan Luis Munoz Marin Intl

Fri 1/16

5:51 pm-12:24 pm

2 stops20h 33m

$301

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

Wed 1/14

9:59 am-3:59 pm

2 stops28h 00m

San Juan Luis Munoz Marin Intl

Tue 1/20

4:49 pm-12:30 pm

2 stops21h 41m

$301

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

Wed 1/21

9:59 am-10:26 pm

1 stop10h 27m

San Juan Luis Munoz Marin Intl

Mon 1/26

7:07 am-7:13 pm

1 stop14h 06m

$342

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

Fri 1/9

9:59 am-6:22 pm

2 stops30h 23m

San Juan Luis Munoz Marin Intl

Sat 1/17

7:07 am-11:17 pm

1 stop18h 10m

$369

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

Tue 1/27

6:04 am-6:22 pm

2 stops10h 18m

San Juan Luis Munoz Marin Intl

Mon 2/2

6:00 am-5:04 pm

2 stops13h 04m

$387

McAllenSan Juan

MFE - SJU

MFESJU

McAllen Miller Intl

Tue 1/20

7:28 am-10:26 pm

1 stop12h 58m

$120

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

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 $239). 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 December 12, 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 December 12, 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
9,095 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
American Airlines
7.2
Good
11,050 reviews
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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 can get you from McAllen to San Juan in just under 11h 54m. Your travel time can differ by up to . McAllen and San Juan are separated by a distance of 2121 mi.

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

    Our cheapest airline available from McAllen to San Juan is United Airlines. Our recent data shows that you can find tickets from as low as $305 on this airline. An additional option worth looking into is American Airlines, starting at $354. United Airlines is currently priced 46% 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 $239). 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

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Alternative routes for McAllen to San Juan

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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$354Average$556FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$389Average$590FlexibilityNo cancel feeOn-time69%

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