: Aim for 3 to 5 months out to avoid last-minute price spikes.
Instead of waiting for a specific day to buy, focus on these data-backed methods: buy flight tickets on tuesday
The belief that Tuesday is the cheapest day to book originated when airlines manually updated their fare databases once a week, typically on Monday nights. : Aim for 3 to 5 months out
: Airlines would release sales late Monday, and competitors would match those lower fares by Tuesday midday. : Tools like Google Flights or the Hopper
: Tools like Google Flights or the Hopper App allow you to set alerts and track price history so you can buy when the "algorithm" actually drops the fare.
: Some recent 2025–2026 reports, such as from Expedia, suggest that Sunday has actually overtaken Tuesday as the day when people find the greatest average savings (up to 6% on domestic and 17% on international).