is it possible to travel without passport in interstate in USA ( I have driving licence)

[KAASAM]

hi
i need urgent help
i came to Houston, Texas from Mississippi on greyhound bus
my return trip to Mississippi after 1 week by air with southwest airlines
unfortunately i forgot my passport because greyhound people don't ask passport
i have valued driving license
is it possible to travel with driving license without passport by air from one state to another state with in the US?
i am a F-1 student in final semester with valid F-1 visa and valid passport but i forgot it in my house.
please kindly answer as early as possible
thanks in advance

 

[cafeconleche]

Yup, you will be fine. Your driver's licence will be your ID. No passport needed in the country.