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.
For 2026 travel, the best time to buy flights generally falls into a "sweet spot" window: in advance for domestic trips and 2 to 8 months for international travel . Booking too early (more than 8 months out) or waiting until the last 3 weeks often results in higher fares. The "Sweet Spot" Booking Windows when should i buy flights
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. This has a much larger impact on price