Frontier Airlines is known for offering its cheapest flights on off-peak days, particularly on Tuesdays, Wednesdays, and Saturdays . These days tend to have fewer travelers, allowing the Airlines to offer discounted prices.

The cheapest day to book a flight with Frontier tickets is typically on Tuesdays, Wednesdays, and Saturdays     Frontier  (9551). often release new fares and sales on Monday evenings, making Tuesday a prime day for finding discounted tickets . Frontier Fares are usually lower on Tuesdays, Wednesdays and Saturdays and highest on Fridays and Sundays. Flights later in the evening are also usually lower demand .In summary, while midweek days like Tuesdays and Wednesdays, along with Saturdays  , are generally the cheapest days to fly on Frontier Airlines, it’s essential to consider the broader context of airfare pricing  By staying informed and flexible  you can increase your chances of finding the most cost-effective travel options.  

Tuesday For Frontier Airlines, Tuesday is often considered the best day to find the cheapest fares. Airlines typically update their pricing early in the week, making Tuesday a prime day to lock in lower fares before prices increase closer to the weekend.