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Cheap flights from Johannesburg to San Juan from R20 923

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
JNB — SJU
Dec 17 — Dec 241
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Johannesburg to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Johannesburg (ZA1) 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 17 November 2025.

Round-trip from

R20 923

Popular in

January

Cheapest in

March

Average price

R17 647
American Airlines
  • American Airlines
  • 12/2-16/2
  • 4 total stops
  • 63h 45m total
  • Johannesburg to San Juan
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (R69 452 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (R15 299 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Johannesburg to San Juan

Enter your travel dates to find the best prices.

Best flights from Johannesburg to San Juan
Discover carefully curated flight deals from Johannesburg to San Juan that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 November 2025.

Thu 12/219:35JNB - SJU
2 stops30h 20mAmerican Airlines
Mon 16/219:00SJU - JNB
2 stops33h 25mAmerican Airlines
Deal found 14/11R20 923
Thu 12/221:30JNB - SJU
2 stops32h 28mDelta
Mon 16/215:55SJU - JNB
1 stop21h 05mDelta
Deal found 14/11R30 122
Thu 12/222:00JNB - SJU
1 stop22h 40mUnited Airlines
Mon 16/214:10SJU - JNB
1 stop22h 25mUnited Airlines
Deal found 14/11R30 634

Cheapflights Fare Finder

 
Customise your flight search to find flights from Johannesburg 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 594 507 searches. Data last updated 17 November 2025.
Use the filters below to find and compare flights from Johannesburg to San Juan that are best for you.

Fly from

Johannesburg

Fly to

San Juan

Route

Depart

Return

Price

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Thu 12/2

19:35-19:55

2 stops30h 20m

San Juan Luis Munoz Marin Intl

Mon 16/2

19:00-10:25

2 stops33h 25m

R20 923

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Thu 12/2

21:30-23:58

2 stops32h 28m

San Juan Luis Munoz Marin Intl

Mon 16/2

15:55-19:00

1 stop21h 05m

R30 122

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Thu 12/2

22:00-14:40

1 stop22h 40m

San Juan Luis Munoz Marin Intl

Mon 16/2

14:10-18:35

1 stop22h 25m

R30 634

Flights are sorted by cheapest return flights first.

Deals found on 14/11

Best time to book a flight from Johannesburg to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Johannesburg with our price prediction graph.
Estimated return 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 Johannesburg to San Juan

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

Currently, January is the cheapest month in which you can book a flight from Johannesburg to San Juan (average of R14 131). Flying from Johannesburg to San Juan in July is currently the most expensive (average of R21 691). 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 JNB to SJU?

Find hourly flight availability from Johannesburg 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 17 November 2025.

A simple way to save on the total cost of your ticket is to fly from Johannesburg to San Juan in the afternoon. If you’re flexible enough to do this you can expect to save up to 19% on your trip compared to booking a flight in the evening.

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 17 November 2025.
Read reviews from past customers who have flown with KLM, Qatar Airways, andUnited Airlines from Johannesburg to San Juan. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7,7
Good
1 411 reviews
Check prices

Overall

7,7

Entertainment

7,1

Food

7,3

Boarding

7,8

Comfort

7,7

Crew

8,4

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7,7
Good
1 411 reviews
KLM
7,7
Good
1 411 reviews
Check prices

Overall

7,7

Entertainment

7,1

Food

7,3

Boarding

7,8

Comfort

7,7

Crew

8,4

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Qatar Airways
7,4
Good
3 664 reviews
KLM
7,7
Good
1 411 reviews
Check prices

Overall

7,7

Entertainment

7,1

Food

7,3

Boarding

7,8

Comfort

7,7

Crew

8,4

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7,4
Good
9 014 reviews
KLM
7,7
Good
1 411 reviews
Check prices

Overall

7,7

Entertainment

7,1

Food

7,3

Boarding

7,8

Comfort

7,7

Crew

8,4

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6,7
Okay
7 529 reviews
KLM
7,7
Good
1 411 reviews
Check prices

Overall

7,7

Entertainment

7,1

Food

7,3

Boarding

7,8

Comfort

7,7

Crew

8,4

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

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

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

    A quick flight from Johannesburg to San Juan can take about 30h 20m. American Airlines provides one of the quickest options available for as low as R20 923. The distance between Johannesburg and San Juan is about 11298 km. This flight may include one or multiple stops.

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

    According to our current data, United Airlines (R14 253), KLM (R15 391), and British Airways (R17 927) offers the cheapest pricing from Johannesburg to San Juan. These flights start at 29% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Johannesburg 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 Johannesburg to San Juan?

    Currently, January is the cheapest month in which you can book a flight from Johannesburg to San Juan (average of R14 131). Flying from Johannesburg to San Juan in July is currently the most expensive (average of R21 691). 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 Johannesburg to San Juan

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

Top 4 airlines flying from Johannesburg to San Juan

Discover the top 4 airlines that operate flights from Johannesburg 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 594 507 searches. Data last updated 17 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestR14 253AverageR18 731FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapestR15 391AverageR16 994FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapestR17 927AverageR24 277FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Qatar AirwaysCheapestR28 164AverageR30 654FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Johannesburg to San Juan?

Cheapflights helps you search for flights from Johannesburg to San Juan via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Johannesburg to San Juan?

Millions of users choose and trust Cheapflights to book the best flight deals from Johannesburg to San Juan for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Johannesburg to San Juan with no change fees?

Certainly. Search results for flights to San Juan from Johannesburg shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Johannesburg to San Juan become cheaper?

Yes, Cheapflights offers price alerts on Johannesburg to San Juan flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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