Booking Southwest flights on a Tuesday is generally a smart strategy for finding lower fares. Many airlines, including Southwest, release their best deals at the beginning of the week, making Tuesday an advantageous time to search for discounts. Flexibility with travel dates can enhance your chances of snagging the best prices. Additionally, consider setting fare alerts to monitor price changes, as sales can fluctuate throughout the week. Checking for last-minute deals on Tuesdays can also yield significant savings. Always compare prices before booking to ensure you’re getting the best possible fare.