The cheapest days to fly are generally mid-week days, with Tuesday and Wednesday consistently identified as the most affordable days to book flights. This is because fewer people travel on these days, leading to lower demand and reduced prices

. Additional details include:

• Tuesday, Wednesday, and Saturday tend to be the cheapest days for domestic flights in the U.S., with Tuesday and Wednesday also favored internationally

• Early morning flights on these days often have the lowest fares compared to later in the day or night flights

• Conversely, Thursdays, Fridays, and Sundays are typically more expensive days to fly, as they align with common business travel and weekend getaway schedules

• For specific international destinations, mid-week days remain the cheapest; for example, Tuesday is cheapest for flights to Mexico, Wednesday for Hawaii, and Tuesday or Wednesday for Italy and Japan

• Some sources also note Wednesday and Saturday as cheap days for international flights

In summary, to find the cheapest airfare, aim to fly on Tuesday or Wednesday, preferably early in the morning, and avoid peak travel days like Fridays and Sundays