Latest deals
Insights
When to book
FAQs
Price Alerts
Flights to San Juan

R17 479 Cheap flights to San Juan

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to San Juan departing on 23/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from South Africa to San Juan

Cheap return flights

KLM Logo
18:50 - 21:59JNB-SJU
33h 09m2 stops
KLM Logo
17:43 - 11:50SJU-JNB
36h 07m2 stops
R17 479KLM
Find Deal
Thu, Oct 23 - Thu, Oct 30
British Airways Logo
22:00 - 19:55JNB-SJU
27h 55m2 stops
British Airways Logo
21:25 - 10:25SJU-JNB
31h 00m2 stops
R25 738British Airways
Find Deal
Thu, Feb 12 - Mon, Feb 16
American Airlines Logo
19:35 - 19:55JNB-SJU
30h 20m2 stops
American Airlines Logo
21:25 - 10:25SJU-JNB
31h 00m2 stops
R25 895American Airlines
Find Deal
Thu, Feb 12 - Mon, Feb 16
United Airlines Logo
21:20 - 13:45JNB-SJU
22h 25m1 stop
United Airlines Logo
7:30 - 20:30SJU-JNB
31h 00m2 stops
R28 100United Airlines
Find Deal
Thu, Oct 23 - Thu, Oct 30
Qatar Airways Logo
13:45 - 16:40JNB-SJU
32h 55m2 stops
Qatar Airways Logo
1:59 - 15:35SJU-JNB
31h 36m2 stops
R31 092Qatar Airways
Find Deal
Thu, Feb 12 - Sun, Feb 15
Delta Logo
21:30 - 23:58JNB-SJU
32h 28m2 stops
Delta Logo
6:15 - 19:00SJU-JNB
30h 45m1 stop
R31 162Delta
Find Deal
Thu, Feb 12 - Mon, Feb 16
Delta Logo
21:30 - 23:58JNB-SJU
32h 28m2 stops
Delta Logo
15:30 - 19:00SJU-JNB
21h 30m1 stop
R31 302Delta
Find Deal
Thu, Feb 12 - Mon, Feb 16
United Airlines Logo
22:00 - 14:40JNB-SJU
22h 40m1 stop
United Airlines Logo
14:10 - 18:35SJU-JNB
22h 25m1 stop
R31 652United Airlines
Find Deal
Thu, Feb 12 - Mon, Feb 16
Logo
15:05 - 22:21JNB-SJU
37h 16m3 stops
Logo
5:31 - 12:35SJU-JNB
25h 04m2 stops
R31 774
Find Deal
Thu, Oct 23 - Thu, Oct 30
Logo
15:05 - 22:21JNB-SJU
37h 16m3 stops
Logo
18:30 - 10:50SJU-JNB
34h 20m3 stops
R36 621
Find Deal
Thu, Oct 23 - Thu, Oct 30

momondo Fare Finder

 
Locate flights to San Juan that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13 550 searches and data was last updated on 9 September 2025.
Use the filters below to find and compare flights to San Juan that are best for you.

Fly from

Route

Depart

Return

Price

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Thu 23/10

18:50-21:59

2 stops33h 09m

San Juan Luis Munoz Marin Intl

Thu 30/10

17:43-11:50

2 stops36h 07m

R17 479

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Thu 12/2

22:00-19:55

2 stops27h 55m

San Juan Luis Munoz Marin Intl

Mon 16/2

21:25-10:25

2 stops31h 00m

R25 738

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

21:25-10:25

2 stops31h 00m

R25 895

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Thu 23/10

21:20-13:45

1 stop22h 25m

San Juan Luis Munoz Marin Intl

Thu 30/10

7:30-20:30

2 stops31h 00m

R28 100

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Thu 12/2

13:45-16:40

2 stops32h 55m

San Juan Luis Munoz Marin Intl

Sun 15/2

1:59-15:35

2 stops31h 36m

R31 092

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

6:15-19:00

1 stop30h 45m

R31 162

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

15:30-19:00

1 stop21h 30m

R31 302

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

R31 652

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Thu 23/10

15:05-22:21

3 stops37h 16m

San Juan Luis Munoz Marin Intl

Thu 30/10

5:31-12:35

2 stops25h 04m

R31 774

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Thu 23/10

15:05-22:21

3 stops37h 16m

San Juan Luis Munoz Marin Intl

Thu 30/10

18:30-10:50

3 stops34h 20m

R36 621

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to San Juan from

San Juan flights insights and trends

Explore insights for your San Juan flight to craft the best travel plan

What is the cheapest month to fly to San Juan?

In general, June is the cheapest month to fly from South Africa to San Juan. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R16 517. If you aren’t able to travel to San Juan during the month of June, then flying in March is also cheap. Prices for this month can be found on momondo for an average of R16 534.

What is the cheapest day to depart on your flight to San Juan?

On average, the least expensive day to fly to San Juan from South Africa is on a Sunday. momondo users have found tickets for Sunday departures for as low as R20 906. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from South Africa because it is more convenient for both business and leisure travellers. As a result, prices tend to be around R25 721.

What is the cheapest time of day to depart on your flight to San Juan?

Our data shows that the cheapest South Africa to San Juan flights are usually those with departure times in the evening. Our users have found flights to San Juan in the evening for as low as R23 106. Try not to purchase tickets at midday because they tend to be around R28 229. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheapest flights to San Juan

Find the cheapest flights to San Juan from your nearest city or airport

Cheap San Juan flight deals and tips

Summary info about San Juan flight prices, duration and airlines

Best Round-Trip Price

R17 479

Fastest flight time

22h 25m

Popular in

December
The best round-trip flight price to San Juan from South Africa in the last 72 hours is R17 479 (Johannesburg OR Tambo to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to San Juan from South Africa takes 22h 25m (Johannesburg OR Tambo to San Juan Luis Munoz Marin Intl).
Search Deals
December has the highest demand for flights to San Juan, with a 6% price increase on average.
Search Deals

Frequently asked questions about flying to San Juan

Is there an alternative airport near San Juan?

San Juan Isla Grande Airport, Ceiba J. Aponte de la Torre Airport, Ponce Mercedita Airport, Vieques Airport or Culebra Airport can be an alternative airport used for travel to San Juan.

Are there flights to Santurce?

Yes, if you fly to San Juan Luis Munoz Marin Intl in San Juan which is the closest available airport to Santurce (5,2 km away).

How long does it take to fly to San Juan?

The average flight duration from South Africa to San Juan depends on which airport you fly into and out of. Flying from Johannesburg OR Tambo to San Juan Luis Munoz Marin Intl is 27h 55m on average, while flying from Cape Town Intl to San Juan Luis Munoz Marin Intl is on average. San Juan Luis Munoz Marin Intl is the most popular airport in San Juan.

When did momondo last update prices for flights to San Juan?

Prices for flights to San Juan were last updated today.

How many operators does momondo search for flights to San Juan?

The number of operators available for flights to San Juan is 5 as of September 2025.

How old do you have to be to fly to San Juan?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to San Juan.

What documentation or ID do you need to fly to San Juan?

The required travel and health documents for your San Juan trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at San Juan. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to San Juan?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to San Juan. Millions of users trust and use momondo every year so you are in good company.

Can I find flights to San Juan with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Juan which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to San Juan?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to San Juan.

I’m not ready to book a flight to San Juan right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Juan flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your San Juan trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 9/10
Thu 16/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to San Juan

Popular Flights to San Juan

Popular routes according to searches in the past day on momondo
Johannesburg to San Juan Flightsfrom R999