The most cost-effective days to purchase Allegiant Air tickets are usually Tuesdays and Wednesdays, thanks to mid-week fare updates and promotions. To score the lowest rates, try to make your reservation at least 2 to 4 weeks before your intended travel date. Be mindful that weekend bookings tend to have inflated prices. To maximize your savings, considerhe cheapest day to buy Allegiant Air tickets often depends on demand and booking patterns, but Tuesdays and Wednesdays are generally recommended for finding the best deals. Airlines, including Allegiant, frequently release promotions and fare updates early in the week, which can result in lower prices during those days. For the best savings, try to book your flight at least 2 to 4 weeks in advance, especially for domestic routes. Avoid booking during weekends when prices typically surge due to higher demand. Additionally, subscribing to Allegiant’s email alerts or checking their website regularly can help you stay informed about flash sales and exclusive discounts.