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San Juan

$129+ 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
MEX — SJU
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Mexico City Benito Juarez to San Juan are usually found in January or October, booked 86 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap 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 April 29, 2025.

Round-trip from

$334
(Delta)

One-way from

$129
(CheapOair)

Popular in

December

Cheapest in

January

Average price

$499
From Mexico City Benito Juarez to San Juan
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One-way flight from Mexico City Benito Juarez to San Juan
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Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 29, 2025.

This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/198:40 amMEX - SJU
1 stop12h 07mDelta
Sat 5/317:30 amSJU - MEX
2 stops13h 30mDelta
Deal found 4/28$334
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/182:00 amMEX - SJU
1 stop9h 00mCopa Airlines
Mon 6/235:46 pmSJU - MEX
1 stop8h 29mCopa Airlines
Deal found 4/28$350
This Priceline deal was found by Cheapflights users on 4/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1012:40 amMEX - SJU
1 stop14h 10mAvianca
Sun 5/186:15 pmSJU - MEX
1 stop10h 50mAvianca
Deal found 4/27$366
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Fri 5/1612:55 pmMEX - SJU
2 stops21h 00mMultiple Airlines
Sat 5/178:12 pmSJU - MEX
2 stops23h 43mMultiple Airlines
Deal found 4/28$395
This OneTravel deal was found by Cheapflights users on 4/28. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1611:05 amMEX - SJU
1 stop8h 56mFrontier
Fri 5/163:56 amSJU - MEX
2 stops20h 04mFrontier
Deal found 4/28$461
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Mon 6/234:40 amMEX - SJU
1 stop22h 50mUnited Airlines
Fri 6/277:45 amSJU - MEX
2 stops31h 30mUnited Airlines
Deal found 4/29$490
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 9/165:00 amMEX - SJU
2 stops13h 10mAmerican Airlines
Tue 9/235:25 pmSJU - MEX
2 stops18h 48mAmerican Airlines
Deal found 4/28$520

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 April 29, 2025.
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

Mon 5/19

8:40 am-10:47 pm

1 stop12h 07m

San Juan Luis Munoz Marin Intl

Sat 5/31

7:30 am-7:00 pm

2 stops13h 30m

$334

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Tue 5/6

5:50 am-3:52 pm

1 stop8h 02m

San Juan Luis Munoz Marin Intl

Tue 5/13

5:42 pm-12:15 am

1 stop8h 33m

$349

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Tue 6/3

12:40 am-4:50 pm

1 stop14h 10m

San Juan Luis Munoz Marin Intl

Tue 6/10

1:15 pm-3:05 am

1 stop15h 50m

$365

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Fri 5/16

12:55 pm-11:55 am

2 stops21h 00m

San Juan Luis Munoz Marin Intl

Sat 5/17

8:12 pm-5:55 pm

2 stops23h 43m

$395

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Fri 5/16

11:05 am-10:01 pm

1 stop8h 56m

San Juan Luis Munoz Marin Intl

Fri 5/16

3:56 am-10:00 pm

2 stops20h 04m

$461

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Mon 6/23

11:35 am-2:44 pm

2 stops25h 09m

San Juan Luis Munoz Marin Intl

Thu 6/26

2:05 am-5:50 pm

1 stop17h 45m

$490

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Thu 6/19

10:55 am-9:45 pm

1 stop8h 50m

San Juan Luis Munoz Marin Intl

Sun 6/22

12:59 am-10:20 am

1 stop11h 21m

$562

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Tue 5/6

12:15 am-11:54 pm

2 stops21h 39m

San Juan Luis Munoz Marin Intl

Tue 5/13

1:05 am-11:15 pm

2 stops24h 10m

$1,252

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Wed 6/11

1:55 am-11:54 pm

2 stops19h 59m

San Juan Luis Munoz Marin Intl

Thu 6/19

7:00 am-12:58 am

2 stops43h 58m

$1,352

Mexico CitySan Juan

MEX - SJU

MEXSJU

Mexico City Benito Juarez

Fri 5/9

11:05 am-10:01 pm

1 stop8h 56m

$129

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 12 results
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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 April 25, 2025.

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, September is the cheapest month in which you can book a flight from Mexico City to San Juan (average of $254). Flying from Mexico City to San Juan in December is currently the most expensive (average of $336). 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 MEX to SJU?

Find hourly flight availability from Mexico City 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 April 29, 2025.

It’s typically best to fly out from Mexico City to San Juan in the afternoon. Doing so could potentially save you 28% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan when rainfall is around 2.2 in.

Temperature in San Juan by month

Plan your trip to San Juan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

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 April 29, 2025.
To help decide which airline to fly from Mexico City to San Juan, see what other customers have to say about Delta, Copa Airlines and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Copa Airlines
7.5
Good
1,411 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
WestJet
7.2
Good
2,823 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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 4 different airlines.

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

    Flying on Delta is currently your cheapest option to San Juan, with prices starting at $334. Additional round-trip tickets that might be worth considering are offered by Copa Airlines and Avianca, with the lowest prices starting at $349 and $365, respectively. Users have found that Delta is 30% cheaper than the other options available to this destination.

  • 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, September is the cheapest month in which you can book a flight from Mexico City to San Juan (average of $254). Flying from Mexico City to San Juan in December is currently the most expensive (average of $336). 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 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 4 airlines flying from Mexico City to San Juan

Discover the top 4 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$281Average$508FlexibilityNo cancel feeOn-time70%
AviancaCheapest$336Average$479FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$466Average$557FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$527Average$673FlexibilityNo cancel feeOn-time71%

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