
| Most accurate provider | eDreams 3 stars | 
|---|---|
| Most trusted provider | eDreams 3 stars | 
| Popular in | December | 
| Cheapest in | August | 
| Average price | $656 | 
| Provider | Price Accuracy | Trust Score* | 
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | 
Booking 59 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Chennai. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, August is the cheapest month in which you can book a flight from Sydney to Chennai (average of $356). Flying from Sydney to Chennai in December is currently the most expensive (average of $708). 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.
It’s typically best to fly out from Sydney to Chennai in the morning. Doing so could potentially save you 37% on the flight price compared to flying in the evening, which is usually more expensive.
Singapore (SIN) – chosen by Cheapflights users on 50% of 1-stop itineraries from Sydney to Chennai on Cheapflights.
Flights via Singapore (SIN) have the shortest average one-way travel time for 1-stop routes: 14h 00m.
Flights via Singapore (SIN) have the shortest average one-way travel time for 1-stop routes: 14h 00m.
Flights via Singapore (SIN) offer the fastest connection on this route, with an average layover time of 1h 53m.
Entertainment
Overall
Comfort
Food
Boarding
Crew
Reviews
Juliet,Oct 2025
PUS - SIN
Entertainment
Overall
Comfort
Food
Boarding
Crew
Reviews
Juliet,Oct 2025
PUS - SIN
Entertainment
Overall
Comfort
Food
Boarding
Crew
Reviews
Juliet,Oct 2025
PUS - SIN
Entertainment
Overall
Comfort
Food
Boarding
Crew
Reviews
Juliet,Oct 2025
PUS - SIN
| Airline | Cheapest | Average | Flexibility | On-time | 
|---|---|---|---|---|
| Cheapest$378 | Average$871 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$571 | Average$1,126 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$684 | Average$1,135 | FlexibilityNo cancel fee | On-time81% |