Aim to book 1 to 3 months in advance. Prices often reach their lowest point approximately 44 days before departure.
When you choose to fly can save you significantly more than when you click "buy." What Are the Most Affordable Months for Travel in 2026? when are plane tickets cheapest to buy
The ideal window is 2 to 8 months ahead. Specifically for Europe, aim for 3 to 5 months out. Aim to book 1 to 3 months in advance
Planning your purchase within these "Goldilocks" windows typically yields the lowest fares: when are plane tickets cheapest to buy