Southwest Airlines falls has fares as low as $49

(Photo: Denver International Airport)

(Photo: Denver International Airport)

DENVER — Southwest Airlines is running a sale with some fares as low as $49 on its shorter routes.

Nonstop routes are on sale for $49, $99, $129 and $149.

The sale ends Thursday and includes travel from Aug. 25 through Dec. 17. Fridays and Sundays are excluded on most routes.

If you have already booked a reservation with Southwest, you can book the lower fare on their website with no change fees.