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San Juan

$142+ Cheap flights from Mexico City (MEX) 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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
MEX — SJU
Mar 10 — Mar 171
Tue 3/10
Tue 3/17
1 adult, Economy
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Cheap flight deals from Mexico City to San Juan

Cheapest flights from Mexico City to San Juan
Explore the most affordable flight options available from Mexico City to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 8, 2026.

This CheapOair deal was found by Cheapflights users on 2/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1110:05 am
MEX
-
SJU
1 stop13h 14m
Frontier
Wed 3/253:08 am
SJU
-
MEX
1 stop18h 37m
Frontier
Deal found 2/6$405
This Frontier deal was found by Cheapflights users on 2/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1310:05 am
MEX
-
SJU
1 stop12h 56m
Frontier
Thu 4/1611:07 am
SJU
-
MEX
1 stop10h 38m
Frontier
Deal found 2/6$412
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 3/241:10 pm
MEX
-
SJU
1 stop7h 19m
Copa Airlines
Tue 3/316:15 pm
SJU
-
MEX
1 stop8h 00m
Copa Airlines
Deal found 2/7$421
This Kiwi.com deal was found by Cheapflights users on 2/7. 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.
Sun 3/81:20 am
MEX
-
SJU
1 stop12h 49m
Copa Airlines
Mon 3/166:14 pm
SJU
-
MEX
1 stop19h 56m
Copa Airlines
Deal found 2/7$423
This CheapOair deal was found by Cheapflights users on 2/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/911:10 am
MEX
-
SJU
1 stop10h 49m
Frontier
Mon 2/236:00 am
SJU
-
MEX
1 stop14h 45m
Frontier
Deal found 2/6$424
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/61:10 pm
MEX
-
SJU
1 stop7h 19m
Copa Airlines
Mon 3/166:14 pm
SJU
-
MEX
1 stop8h 01m
Copa Airlines
Deal found 2/8$447
This Avianca deal was found by Cheapflights users on 2/7. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/711:10 pm
MEX
-
SJU
1 stop15h 55m
Avianca
Sat 2/216:30 pm
SJU
-
MEX
1 stop10h 30m
Avianca
Deal found 2/7$454

Find flight deals from Mexico City to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Mexico City (MEX) 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 February 8, 2026.

Round-trip from

$405
(CheapOair)

One-way from

$142
(Trip.com)

Popular in

December

Cheapest in

May

Average price

$455
From Mexico City Benito Juarez to San Juan
Search Deals
One-way flight from Mexico City Benito Juarez to San Juan
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($85 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Mexico City 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 February 8, 2026.
Use the filters below to find and compare flights from Mexico City to San Juan that are best for you.

Fly from

Mexico City

Fly to

San Juan

Route

Depart

Return

Price

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Sun 3/8

1:20 am-4:09 pm

1 stop12h 49m

San Juan Luis Munoz Marin Intl

Mon 3/16

6:14 pm-12:10 pm

1 stop19h 56m

$423

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Mon 4/13

10:05 am-1:01 am

1 stop12h 56m

San Juan Luis Munoz Marin Intl

Thu 4/16

11:07 am-7:45 pm

1 stop10h 38m

$430

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Fri 3/6

1:10 pm-10:29 pm

1 stop7h 19m

San Juan Luis Munoz Marin Intl

Mon 3/16

6:14 pm-12:15 am

1 stop8h 01m

$447

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Fri 3/6

10:05 pm-7:55 pm

2 stops19h 50m

San Juan Luis Munoz Marin Intl

Mon 3/16

4:45 pm-1:55 am

1 stop11h 10m

$454

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Sat 4/25

12:25 am-4:09 pm

1 stop13h 44m

San Juan Luis Munoz Marin Intl

Tue 5/5

5:27 am-10:05 pm

1 stop18h 38m

$457

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Tue 3/3

1:10 pm-10:29 pm

1 stop7h 19m

San Juan Luis Munoz Marin Intl

Wed 3/18

5:37 am-7:20 pm

1 stop15h 43m

$457

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Tue 4/7

9:50 am-10:24 pm

1 stop10h 34m

San Juan Luis Munoz Marin Intl

Tue 4/14

5:27 am-12:10 pm

1 stop8h 43m

$457

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Sat 4/11

10:05 am-9:33 pm

1 stop9h 28m

$142

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Sun 4/19

11:05 am-10:48 pm

1 stop9h 43m

$192

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Sat 4/11

7:00 am-7:08 pm

2 stops10h 08m

$225

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

Showing 1-10 of 17 results
1
2

Best time to book a flight from Mexico City to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Mexico City 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 Mexico City to San Juan

How far ahead should I book a flight from Mexico City to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Mexico City to San Juan. Price data was last updated on February 6, 2026.

The best time to book flights from Mexico City to San Juan is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Mexico City to San Juan (average of $275). Flying from Mexico City to San Juan in January is currently the most expensive (average of $334). 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.

How much does it cost to fly round-trip from Mexico City to San Juan?

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 February 8, 2026.
See what other customers who have flown with Copa Airlines, United Airlines, and Aeromexico from Mexico City to San Juan have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.5
Good
1,556 reviews

Boarding

7.8

Food

6.8

Overall

7.5

Comfort

7.4

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
Copa Airlines
7.5
Good
1,556 reviews
Copa Airlines
7.5
Good
1,556 reviews

Boarding

7.8

Food

6.8

Overall

7.5

Comfort

7.4

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
United Airlines
7.4
Good
9,256 reviews
Copa Airlines
7.5
Good
1,556 reviews

Boarding

7.8

Food

6.8

Overall

7.5

Comfort

7.4

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
Aeromexico
7.4
Good
1,577 reviews
Copa Airlines
7.5
Good
1,556 reviews

Boarding

7.8

Food

6.8

Overall

7.5

Comfort

7.4

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
Avianca
6.5
Okay
2,498 reviews
Copa Airlines
7.5
Good
1,556 reviews

Boarding

7.8

Food

6.8

Overall

7.5

Comfort

7.4

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it

Related info for your journey

Find useful and relevant information for your journey from Mexico City 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 Mexico City to San Juan?

    Located just 5.5 mi from the city center, Mexico City Benito Juarez is the airport most travelers will use when flying to San Juan from Mexico City. Booking flights from Benito Juarez (MEX) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 5 different airlines.

  • How long is the flight from Mexico City to San Juan?

    Copa Airlines and Frontier can get you from Mexico City to San Juan in just under 12h 49m. Your travel time can differ by up to 07m. There are 2157 mi between Mexico City and San Juan. This flight may include one or multiple stops.

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

    Flying on Arajet is currently your cheapest option to San Juan, with prices starting at $297. Additional round-trip tickets that might be worth considering are offered by United Airlines and Avianca, with the lowest prices starting at $346 and $373, respectively. Users have found that Arajet is 38% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Mexico City to San Juan one-way?

    To fly one-way, consider booking your trip with Volaris, which is currently one of the cheapest options available, starting at $97. Avianca flights start at $210 while deals on Copa Airlines start at $242 one-way.

  • What are the cheapest flights from Mexico City to San Juan?

    The cheapest flight price from Mexico City to San Juan is $346. On average you can expect to pay $347. The most popular route, (Mexico City Benito Juarez - San Juan Luis Munoz Marin Intl), can usually be booked for $361.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Mexico City 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 Mexico City to San Juan?

    Currently, October is the cheapest month in which you can book a flight from Mexico City to San Juan (average of $275). Flying from Mexico City to San Juan in January is currently the most expensive (average of $334). 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

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Alternative routes for Mexico City to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
Mexico City to Luis Munoz Marin Intl flights

Top 5 airlines flying from Mexico City to San Juan

Discover the top 5 airlines that operate flights from Mexico City 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 February 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapest$297Average$372FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$346Average$488FlexibilityNo cancel feeOn-time69%
AviancaCheapest$373Average$458FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$424Average$526FlexibilityNo cancel feeOn-time70%
AeromexicoCheapest$481Average$597FlexibilityNo cancel feeOn-timeN/A

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