Route brief · IST → SYD
Istanbul → Sydney
$984
−14% vs typical
seasonal median $1,145 · difference $161
Dec 11 – Jan 2 '27 · 22 nights
Sichuan Airlines1 stop
- Usual monthly lows
- $1,045–$1,182
- Board rank
- Stronger than 35%
- Route sample
- 10 observed months
Cached fare — the booking search re-prices live before you pay.
Destination briefSYDSydneyHarbour sails, cliff walks and flat whites that ruin you for coffee anywhere else.Best windowOct–Nov · Mar–AprAirportsKingsford Smith (SYD)All routes into SydneyWhen this route gets cheap.
Cached-fare history: across 10 months, Dec is the cheapest for IST → SYD. Best time to be there: Oct–Nov · Mar–Apr.
Fares bottom out in December around $984 and peak in March near $1,238 — a $254 spread across the 10 months we track. The cheapest itinerary we are tracking makes one stop and takes about 19.5 hours outbound, on a 22-night trip — ticketed under Sichuan Airlines, which on a connecting fare need not operate every leg. At $984 for 14,946 km each way, that works out to about $33 per 1,000 km flown. That is below the $40 typical of ultra-long-haul fares here. Across the 34 departure cities we track at a similar distance from Sydney, this fare ranks 11th — 21% above the $814 from Los Angeles. That puts it in the cheaper half of the 8 routes of similar length we watch out of Istanbul, where the middle fare is $1,011.
Cheapest day in the next 4 months: Dec 11 · $984 (16% below median)
Tap any day → live search
The median cached fare across this calendar is 9% higher than when tracking began on Aug 8 — $1,099 then versus $1,193 now, across 6 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 $979, on Sep 13.
September 2026
October 2026
Cheapest in Dec · around $984
14% below the $1,145 typical fare
Cheapest round-trip fare found per month · Istanbul → Sydney · cached-price history
Route facts
- Airports
- Istanbul (IST) · Sabiha Gökçen (SAW) ↔ Kingsford Smith (SYD)
- Flight time
- ~19.5 hours outbound
- Distance
- ~14,946 km each way
- Typical price
- $1,145 round-trip (seasonal median)
- Airlines on the board
- Sichuan Airlines
- Itineraries
- Connections on current fares
- Best months to visit
- Oct–Nov · Mar–Apr
IST → SYD, answered.
Is $984 a good price for Istanbul to Sydney?
Only slightly. The seasonal median is around $1,145 round-trip and this fare is 14% under it, about $161. We do not call a drop notable until 20%, so this is an ordinary price for the route rather than a reason to hurry.
What is the cheapest month to fly from Istanbul to Sydney?
Across 10 months of cached-fare history, Dec comes out cheapest on this route. The best months to actually be in Sydney are Oct–Nov · Mar–Apr — when those overlap, that's your window.
How far in advance should I book IST → Sydney?
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, Dec comes out lowest on this route. See /guides/what-moves-a-flight-price/ for what does move a fare.
Are there nonstop flights from Istanbul to Sydney?
The current cheapest fares involve a connection, ticketed under Sichuan Airlines. Nonstop options exist on many dates at higher prices — check the live search for your exact dates.
Are these prices guaranteed?
No — these are cached fares found on real searches (this one on September 1). 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 Sydney?
Lock the flight first — then compare stays for Dec 11 – Jan 2 '27 · 22 nights.
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Missed it?
Cached fares expire. This route has a feed of its own — follow it and the next IST → SYD drop reaches you as soon as we find it.
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