
SAO to JNBSouth Africa
Johannesburg
$593
usually $885
−33%
Most monthly lows $771–$885. Cheaper than every other month on record (3).
Display prices in
Flights · SAO → IST
Best fare, round trip
$903
−16%
below its usual $1,070
you keep $167
Most of this route’s monthly lows fall between $1,033 and $1,234. The drop beats 44% of measured fares on the board, over 10 observed months.
Cached fare — the booking search re-prices live before you pay.
TürkiyeIstanbulTwo continents, one skyline of minarets. Turkish Airlines’ mega-hub means constant fare battles.Best windowApr–May · Sep–OctAirportsIstanbul (IST) · Sabiha Gökçen (SAW)Every route into IstanbulFare seasonality
Fares bottom out in February around $903 and peak in September near $1,466, 62% dearer, across the 10 months we track. The cheapest itinerary we are tracking makes 3 stops and takes about 16.5 hours outbound, on a 12-night trip — ticketed under Royal Air Maroc, which on a connecting fare need not operate every leg. At $903 for 10,583 km each way, that works out to about $43 per 1,000 km flown. That is about the $44 per 1,000 km typical of long-haul fares here. Across the 19 departure cities we track at a similar distance from Istanbul, this fare ranks 17th — 2.3× the $390 we hold from Seoul. That puts it in the cheaper half of the 44 routes of similar length we watch out of São Paulo, where the middle fare is $1,023. The best time to be in Istanbul: Apr–May · Sep–Oct.
Cheapest day in the next 4 months: 3 Nov, $968
Press a day to compare its fares
The median cached fare across this calendar is 9% lower than when tracking began on 8 Aug — $1,265 then versus $1,151 now, across 23 recorded snapshots. This is a calendar-level trend, so an individual deal above can be lower. The lowest single day we have seen here is $903, on 12 Feb '27.
October 2026
November 2026
December 2026
January 2027
Cheapest in Feb, around $903
16% below the $1,070 typical fare
Cheapest round-trip fare found each month, São Paulo to Istanbul, from cached prices.
Route facts
Good to know
Only slightly. The seasonal median is around $1,070 round-trip and this fare is 16% under it. We do not call a drop notable until 20%, so this is an ordinary price for the route rather than a reason to hurry.
Across 10 months of cached-fare history, Feb comes out cheapest on this route. The best months to actually be in Istanbul are Apr–May · Sep–Oct — when those overlap, that's your window.
We do not publish a number for this, because we cannot measure it yet. Answering it honestly means watching the same departure date on this route over many weeks as it approaches, and that archive is still filling up — so any "book N days ahead" figure here would be borrowed from somewhere else rather than measured. What we can measure is which month is cheap: across 10 months of cached fares, Feb comes out lowest on this route. Our guide Why flight prices change covers what does move a fare.
The current cheapest fares involve a connection, ticketed under Royal Air Maroc. We hold no nonstop fare on this route right now, which does not mean none flies — search your exact dates to see what does.
No — these are cached fares found on real searches (this one on 17 October). Airlines reprice constantly, so the booking search re-checks the live price before you pay. Fresher finds are far more likely to still be available.
Next step
Sleeping in Istanbul?
Lock the flight first — then compare stays for 12–24 Feb '27 · 12 nights.
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