C$578 Cheap Flights from Dehradun (DED) to Sydney (SYD)

Compare Dehradun to Sydney flight deals

Find the cheapest month or even day of the year to fly to Sydney

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Flight deals from Dehradun to Sydney

Looking for a cheap last-minute deal or the best return flight from Dehradun Airport to Sydney Airport? If you want to travel next month, return fares start from C$1,147. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Dehradun to Sydney

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dehradun to Sydney flights are currently cheapest in April.

Dehradun to Sydney: Alternative routes

Compare routes from Dehradun to Sydney below. You may find an airport to fly into that's cheaper, faster, or easier than Sydney.

Dehradun to Sydney: Flight information

The things to know before you go.
Cheapest flight foundC$578
Cheapest month to flyApril

Finding cheap flights from Dehradun to Sydney: Frequently asked questions

The best price we found for a return flight from Dehradun to Sydney is C$1,147. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Dehradun to Sydney. But we found flights with one or more stops from C$1,147.
As of April 2026, there are no flights flying from Dehradun to Sydney.
The cheapest month to fly from Dehradun to Sydney is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dehradun Airport to Sydney Airport on Tuesday, May 12, 2026.
No airlines currently offer direct flights between Dehradun Airport and Sydney Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sydney but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sydney is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, IndiGo offers the cheapest flight tickets to Sydney.

Flying from Dehra Dun Airport (DED) to Sydney (Kingsford Smith) Airport (SYD): what you need to know

  • Traveling over a peak time like July? School holidays and other popular periods can lead to longer lines at checkpoints. Be extra cautious and arrive up to four hours before international flights and two hours before a domestic departure.

  • If you'd like to tour a different city along the way, consider a flight with a stopover. To see your options for flights from Dehra Dun Airport to Sydney (Kingsford Smith) Airport, deselect 'Direct flights only.' Indira Gandhi International Airport is a popular stop between DED and SYD.

  • Before getting your cheap ticket from DED to SYD, check whether you need a visa to enter Australia. Travel document and visa requirements may differ and are updated often. To get the latest information, get in touch with the nearest embassy or consulate of your destination.

How to find the cheapest flights from Dehra Dun Airport (DED) to Sydney (Kingsford Smith) Airport (SYD)

  • The lowest price we've found for a one-way ticket from Dehra Dun Airport to Sydney (Kingsford Smith) Airport is C$578. For a return flight on this route, the best price is C$1,147. Depending on the availability and when you book, these fares can change.

  • To score cheap flight tickets from DED to SYD, book as early as possible. Airlines typically offer the most competitive fares when flights are first made available.

  • Finding cheap flight tickets from Dehra Dun Airport to Sydney (Kingsford Smith) Airport is easy if you're flexible with your travel plans. Use the 'Whole month' tool to see the lowest fares across the month and snap up a great deal.

  • Create a Price Alert for cheap flight tickets from DED to SYD. You don't need to check every day to find out if airfares have fallen. We'll update you when the price changes.

  • Tailor your trip using filters. Pick your preferred departure and arrival times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Cheapest' or 'Best' flights from Dehra Dun Airport to Sydney (Kingsford Smith) Airport.

Handy information about Dehra Dun Airport (DED)

  • Located around 27 kilometres from the center of Dehradun, Dehra Dun Airport can be reached in approximately 47 minutes by car, depending on traffic. The same journey by public transport is roughly 2 hours and 15 minutes.

  • Want a hassle-free start to your vacation? Stay near DED. Whether you've booked an early flight from Dehra Dun Airport to Sydney (Kingsford Smith) Airport or just don't want to be rushed, these stays are the answer:

Arriving at Sydney (Kingsford Smith) Airport (SYD)

  • If you're coming in on a late flight from Dehra Dun Airport to Sydney (Kingsford Smith) Airport, few things beat the convenience of staying close to the terminal. Grab your luggage from the carousel and then be showered and relaxing soon after at one of these options near SYD:

Getting from Sydney (Kingsford Smith) Airport (SYD) to central Sydney

  • Sydney (Kingsford Smith) Airport to the center of Sydney is around 21 minutes in a car. It's approximately 18 kilometres away. Discover what options are available, such as cabs, car rentals or ride-sharing.

  • When traveling by public transport, expect a journey of about 27 minutes.

When to fly to Sydney (Kingsford Smith) Airport (SYD)

  • July is the most popular month for flights from Dehra Dun Airport to Sydney (Kingsford Smith) Airport. To skip the crowds, head to Sydney in April.

  • Book your flight from Dehra Dun Airport to Sydney (Kingsford Smith) Airport for January if you'd like to visit Sydney during its warmest month. You can expect temperatures of between 17ºC and 32ºC.

  • If you like traveling in cooler conditions, search for a cheap ticket from DED to SYD in July. Temperatures average between 5ºC and 19ºC then.

More about Sydney

Complete your Sydney trip with hotels and a car rental

  • You've locked in your cheap ticket to Sydney (Kingsford Smith) Airport — next up is finding a great stay, and perhaps even your own set of wheels. We've compared prices across hundreds of companies to bring you the top hotels and car rental deals in Sydney.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.