In general, March is the cheapest month to fly from Australia to Xi'an. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $512. If you’re not able to fly to Xi'an in March, then May is your next best option. Flight prices from Australia to Xi'an during May average around $526.
Most flyers found that booking tickets 56 days in advance of their planned departure date is the best time to get cheap flights to Xi'an. During this timeframe, flight prices are around $690.
On average, the least expensive day to fly to Xi'an from Australia is on a Thursday. momondo users have found tickets for Thursday departures for as low as $582. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Australia because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $800.
Flying to Xi'an from Australia in the morning is the least expensive time of day to depart. momondo users have found prices as low as $696 when looking at flights departing in the morning. Try not to purchase tickets in the afternoon because they tend to be around $874. Of course, these prices can vary depending on the time of year and what airport you fly to.