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When is the best time to book flights?

Revealed: Booking up to seventeen weeks in advance of flying is the best way to secure a big discount, however, great deals can still be found booking as little as three weeks before travel. We've analysed millions of exits from Dublin to popular cities around the world to create this report.
When is the best time to book flights?

Just how many weeks out you should book your flights? The answer varies according to the destination. For example, for Faro, savings of up to 19% can be made by booking four weeks in advance, whilst thrifty travellers can save 33% on the average flight price to Manchester if they book 17 weeks in advance.

Best time to book flights from Dublin for the most popular Irish destinations:

DestinationBest time to book (weeks in advance)Cheapest Month to Travel
New York14March

The month that holidaymakers travel can also make a difference by travelling in the cheapest month, with large savings of up to 38% to be made against average price flights.

Cat McGloin, travel editor at says: “As an unbiased global travel search site, we felt it was important to analyse all the data we have access to and share this with travellers to help them get the best price”.

Woman looking for airline tickets - When is the best time to book flights?

Other tips for getting the best deals on flights include using our Browse by Month tool, which shows the cheapest flights available, and setting up Price Alerts, so that you’ll get alerted as soon as the price changes.

**Best time to book is based on two years’ worth of historic Skyscanner flight booking data from 01.01.2016 to 31.12.2017. Price data is based on return economy adult fares. Whilst we can’t predict the factors that may impact flight prices in 2018, we have looked at a wealth of data to enable us to identify clear patterns that we would expect to be replicated in future years. These results should be considered as a guide for travellers and whilst we have identified the average flight prices and best time to book, there will never be one date where it can guarantee that flight prices will be at their cheapest.

Woman holding two tickets - When is the best time to book flights?

Skyscanner is the world’s travel search engine, helping your money go further on flights, hotels and car hire.