Airline head-to-head
Delta Air Lines vs Southwest Airlines
Source: US DOT · BTSOn-time = arrival within 15 min
DL is more on-time — 79% vs 78%.
more on-time
Delta Air Lines
on-time
- p90 delay
- 40 min
- Cancelled
- 1.1%
On time 79%
15–59 min 12%
1–2 hr 4%
2 hr+ 3%
- On time79%
- 15–59 min12%
- 1–2 hr4%
- 2 hr+3%
1,026,332 flights
Southwest Airlines
on-time
- p90 delay
- 40 min
- Cancelled
- 0.8%
On time 78%
15–59 min 15%
1–2 hr 4%
2 hr+ 2%
- On time78%
- 15–59 min15%
- 1–2 hr4%
- 2 hr+2%
1,391,885 flights
Last 12 months · system-wide · on-time means arriving within 15 minutes (BTS standard).