Cheap flights from New Delhi to Sydney from $445

The month of August is, on average, the cheapest month to fly to Sydney from New Delhi, with most prices found around $1,141. 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 $1,148.

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 $1,252. The most expensive day to fly to Sydney is Saturday, with ticket prices averaging around $1,341.

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 $1,300. 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 $2,303 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 $1,251 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 $1,049 on momondo.

There are 3 cabin classes available to choose from on New Delhi Indira Gandhi Intl to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 7% on your flight if you consider stops on a New Delhi to Sydney flight.

As of March 2026, prices for New Delhi to Sydney flights are approximately 9% more expensive when compared to flights at the same time last year.

China Eastern, Qantas Airways, and Cathay Pacific 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 68% 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 128 minutes.

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

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday 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: 44% of momondo users choosing one-stop flights on this route connected there.

Flights via Singapore (SIN) offer the lowest average return price of $1,091.

Flights connecting via Kuala Lumpur (KUL) have the shortest average one-way travel time: 16h 03m.

Kuala Lumpur (KUL) has the shortest average stopover time for this route: 2h 43m.

As of March 2026, 5 flights take off from New Delhi and land in Sydney each day. The most common flight departure time for this route is 00:00, with 100% of daily flights taking off in the morning.

The number of flights available between New Delhi and Sydney is 35 per week as of March 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.