Which airline flies the most flights to PIT? The top airline carrier flying out of Pittsburgh Intl. is Southwest Airlines and they fly over 1,189 flights every month.
- Spirit Airlines - Pittsburgh (PIT) to Tampa (TPA) on 11/21 leaving at 9:45 am and returning on 11/23 at 3:39 pm for only $114 per person.*
- Delta - Pittsburgh (PIT) to Chicago (ORD) on 11/21 leaving at 3:15 am and returning on 11/23 at 6:51 am for only $124 per person.*
- United - Pittsburgh (PIT) to Houston (IAH) on 11/21 leaving at 3:05 am and returning on 11/23 at 1:18 pm for only $224 per person.*
*Prices vary and will be updated when you view current flight availability results. Deals displayed here are based on flight pricing and availability as of 11/16/2017 and may change as you get closer to the actual flight date. Deals displayed whose dates are in the past are no longer valid.