Should I Buy Flights - When

1–3 months (roughly 3–8 weeks) before departure. For 2026, the average cheapest day to book a domestic flight is 43 days before takeoff.

Airlines initially set high baseline prices and adjust them as they gauge demand. Targeting these specific windows helps you catch the lowest fare buckets before they sell out. when should i buy flights

5–7 months ahead due to lower frequency and higher demand. Mexico/Caribbean: 1–2 months ahead. Best Days to Book vs. Best Days to Fly 1–3 months (roughly 3–8 weeks) before departure

2–8 months in advance. Specifically: Europe: 3–5 months ahead. Targeting these specific windows helps you catch the

This has a much larger impact on price. Tuesdays and Wednesdays are consistently the cheapest days to fly, saving you up to 20% compared to weekends.

Standard windows shift during high-demand periods. For these, booking as soon as you see a "fair" price is recommended over waiting for a dip.