When to book for cheapest flights expedia air hacks report 20250129 p5ndoq.html – Breaking News & Latest Updates 2026
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'The sweet spot': When to book flights to save the most money

Kristine Tarbert
Kristine Tarbert

It might not seem like flight prices are getting any cheaper but there are a few ways travellers can still save money.

Expedia has released its 2025 Air Hacks report revealing that Sundays is the cheapest day of the week to book flights, offering Expedia.

The report also confirmed flight prices have in fact dropped 10 per cent year on year, and there are many other tips and tricks that could help keep things in budget.

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Passport and man on laptop booking vacation, vacation or flight to tropical destination and reading hotel website, concept of Travelling.

When you book your flight matters when it comes to saving money. Getty

When is the cheapest month to travel

January is the cheapest month to travel, according to the report, and September is the most expensive.

Travelling economy in January can save travellers 11 per cent and flying premium in October instead of March can save up to 8 per cent.

When should you book an international flight

Most people think at least six months ahead is the best time to book international flights. But according to the report three months is actually "the sweet spot".

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Booking too far in advance can actually cost travellers. Booking at least three months before their international flight offers savings of up to 12 per cent than booking more than five months ahead.

A woman wearing a straw hat and a backpack is standing in front of a large airport display. She is waiting for her flight, possibly at an airport

Booking three months before an international trip is the "sweet spot". Getty

Travelling domestically on a weekend can save money

When it comes to travelling domestically, many think you should avoid weekends at all costs. But according to Expedia's report Saturday is the cheapest day to depart. 

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"It's not just when you book, it's when you fly," it read. Domestic travellers who depart on Saturday instead of Monday can save up to 27 per cent.

The travel experts analysed billions of data points and the most extensive air ticketing database in the world, through collaboration with Airlines Reporting Corporation (ARC) and Official Airline Guide (OAG).

"The report arms Aussies with the best chance of saving money and time," Sarah King, Expedia Travel Expert.

"Not only are long-haul destinations becoming more accessible for Aussies, thanks to new flight routes out of Australia, we're also seeing new aircraft and improved airport facilities, in what should hopefully be an exciting year of travel for Aussies."

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