Cheap flights from New Delhi to Sydney from $559

The month of August is, on average, the cheapest month to fly to Sydney from New Delhi, with most prices found around $1,136. If you aren’t able to travel to Sydney during the month of August, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,139.

Our data shows that Wednesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,229. The most expensive day to fly to Sydney is Tuesday, with ticket prices averaging around $1,306.

According to our data, the cheapest time of day to fly to Sydney is in the evening. momondo users have found flights departing from New Delhi to Sydney in the evening for as low as $1,268. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are $2,275 on average. Flights to Sydney from New Delhi at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from New Delhi Indira Gandhi Intl to Sydney Kingsford Smith for the best New Delhi Indira Gandhi Intl - Sydney Kingsford Smith flight prices

You are more likely to see cheaper flights to Sydney from New Delhi when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,243 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from New Delhi for as low as $1,071 on momondo.

No. A direct flight is the cheapest option for a flight between New Delhi to Sydney.

As of May 2026, prices for New Delhi to Sydney flights are approximately 4% more expensive when compared to flights at the same time last year.

Batik Air, AirAsia X, and Singapore Airlines are the most popular carriers operating from New Delhi Indira Gandhi Intl to Sydney Kingsford Smith

Air India, Singapore Airlines and Qantas Airways are the top three most popular airlines that fly to Sydney from New Delhi according to our data. Air India is the first choice among our users, with 65% of people opting to fly with this airline when travelling to Sydney. Keep in mind that there are 11 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

Historically, on average around 21% of flights between New Delhi and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 132 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Air India have had the fewest delays on this route over the last 12 months, with about 21% of their flights experiencing any sort of delay.

Singapore (SIN) was the most common stop: 53% of momondo users choosing one-stop flights on this route connected there.

Flights via Hong Kong (HKG) offer the lowest average return price of $1,250.

Flights connecting via Kuala Lumpur (KUL) have the shortest average one-way travel time: 15h 58m.

Kuala Lumpur (KUL) has the shortest average stopover time for this route: 1h 50m.

As of May 2026, 3 flights take off from New Delhi and land in Sydney each day. The most common flight departure time for this route is 01:00, with 100% of daily flights taking off in the morning.

The number of flights available between New Delhi and Sydney is 25 per week as of May 2026. The most frequent departure day is Tue, with 20% of weekly flights leaving on this day.