Southwest Low Fare Calendar June 2025. The low fare calendar is the easiest way to find the cheapest southwest ticket, whether you’re a rapid rewards member or not, so having flexible travel dates is a great way to save money. Book your next flight with southwest airlines and save.

The southwest low fare calendar for 2025 is here to help you find the best deals on flights to your favorite destinations. Book flight reservations, rental cars, and hotels on southwest.com.