Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
WN 4015 · Tampa (TPA) → Dallas (DAL)
Sold by Southwest. Still flying: 39 of the last 56 days (Mon, Thu, Fri, Sat, Sun).
Arrives on time45%within 15 minutes, of 41 flights
Cancelled2.4%of scheduled flights
An hour or more late25%of flights that operated
When late, on average65 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Dallas is 1 h behind Tampa).
- Leaves TPA
- 21:30
- Arrives DAL
- 22:55
- Flight time
- 2h 25m
- Days flown, last 8 weeks
- 39 of 56
Each square is a day, Sat Jun 6 to Fri Jul 31, two weeks per row (each column is the same weekday); filled = flew.
How late it arrives
Share of flights that operated arriving more than this late.
Horizontal: minutes late at arrival (0 to 3 hours). Vertical: share of flights later than that.
Its hour at TPA
All flights leaving Tampa (TPA) at 9–10 pm, wherever they’re going: 55% left within 15 minutes and 2.9% were cancelled (1,369 flights in the year). Other Southwest flights on this route →
Upcoming forecasts
Our odds that this flight is late or cancelled on the days we publish.