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Flights to San Juan

R11 948 Cheap flights to San Juan

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to San Juan departing on 6/7. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from South Africa to San Juan

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
21:15 - 21:59
JNB
-
SJU
30h 44m
2 stops
British Airways Logo
11:54 - 7:00
SJU
-
JNB
37h 06m
2 stops
R28 213British Airways
Fri, Jul 24 - Fri, Jul 31
United Airlines Logo
22:00 - 23:50
JNB
-
SJU
31h 50m
1 stop
United Airlines Logo
13:25 - 18:30
SJU
-
JNB
23h 05m
1 stop
R43 144United Airlines
Fri, Jul 24 - Fri, Jul 31
United Airlines Logo
19:00 - 20:34
JNB
-
SJU
31h 34m
2 stops
United Airlines Logo
13:25 - 18:30
SJU
-
JNB
23h 05m
1 stop
R43 853United Airlines
Fri, Jul 24 - Fri, Jul 31
Multiple Airlines Logo
15:00 - 17:10
JNB
-
SJU
32h 10m
3 stops
Multiple Airlines Logo
5:34 - 16:05
SJU
-
JNB
28h 31m
3 stops
R57 333Multiple Airlines
Fri, Jul 24 - Fri, Jul 31
United Airlines Logo
22:00 - 23:50
JNB
-
SJU
31h 50m
1 stop
United Airlines Logo
13:25 - 18:30
SJU
-
JNB
23h 05m
1 stop
R122 873United Airlines
Fri, Jul 24 - Fri, Jul 31

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 10 June 2026.
Use the filters below to find and compare flights to San Juan that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Fri 24/7

21:15-21:59

2 stops30h 44m

San Juan Luis Munoz Marin Intl

Fri 31/7

11:54-7:00

2 stops37h 06m

R28 213

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Fri 24/7

22:00-23:50

1 stop31h 50m

San Juan Luis Munoz Marin Intl

Fri 31/7

13:25-18:30

1 stop23h 05m

R43 144
Fastest return journey

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Fri 24/7

19:00-20:34

2 stops31h 34m

San Juan Luis Munoz Marin Intl

Fri 31/7

13:25-18:30

1 stop23h 05m

R43 853

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Fri 24/7

15:00-17:10

3 stops32h 10m

San Juan Luis Munoz Marin Intl

Fri 31/7

5:34-16:05

3 stops28h 31m

R57 333

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Fri 24/7

22:00-23:50

1 stop31h 50m

San Juan Luis Munoz Marin Intl

Fri 31/7

13:25-18:30

1 stop23h 05m

R122 873
Cheapest one-way

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Mon 6/7

5:45-12:47

3 stops37h 02m

R11 948

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Mon 6/7

5:45-12:47

3 stops37h 02m

R12 179

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Mon 6/7

5:45-11:25

3 stops35h 40m

R13 052

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Mon 6/7

14:05-15:59

2 stops31h 54m

R14 436

JohannesburgSan Juan

JNB - SJU

JNBSJU

Johannesburg OR Tambo

Mon 6/7

9:45-22:45

2 stops43h 00m

R14 865

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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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 R15 557. If you aren’t able to travel to San Juan during the month of June, then flying in November is also cheap. Prices for this month can be found on momondo for an average of R15 722.

Cheapest flights to San Juan

Find the cheapest flights to San Juan from your nearest city or airport
Find flights from Johannesburg OR Tambo Airport to San Juan Luis Munoz Marin Intl Airport
CHEAPEST MONTH TO FLY TO SAN JUAN FROM JOHANNESBURG OR TAMBO AIRPORTJune15% cheaperFlying from Johannesburg OR Tambo Airport to San Juan costs on average just R15 557 in June
MOST EXPENSIVE MONTH TO FLY TO SAN JUAN FROM JOHANNESBURG OR TAMBO AIRPORTJuly33% more expensiveIt costs about R24 291 for flights to San Juan from Johannesburg OR Tambo Airport in July
MOST POPULAR MONTH TO FLY TO SAN JUAN FROM JOHANNESBURG OR TAMBO AIRPORTSeptember800% more users visitedMore momondo users searched in flights to San Juan from Johannesburg OR Tambo Airport in September than any other month

Cheap San Juan flight deals and tips

Summary info about San Juan flight prices, duration and airlines

Best One-Way Price

R11 948

Best Round-Trip Price

R28 213

Fastest flight time

37h 02m

Popular in

June
The best one-way flight price to San Juan from South Africa in the last 5 days is R11 948 (Johannesburg OR Tambo to San Juan Luis Munoz Marin Intl).
Search Deals
The best round-trip flight price to San Juan from South Africa in the last 5 days is R28 213 (Johannesburg OR Tambo to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to San Juan from South Africa takes 37h 02m (Johannesburg OR Tambo to San Juan Luis Munoz Marin Intl).
Search Deals
June has the highest demand for flights to San Juan, with a 3% 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 30h 44m 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 3 as of June 2026.

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.

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Fri 10/7
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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 R1 712