Delta Air Lines SEA to TPA on-time performance
Delta Air Lines nonstop flights from Seattle to Tampa · Aug 2025 – Jul 2026
On-time arrivals
78%
arrived < 15 min late
Cancelled
0.6%
2 flights
Avg arrival delay
14 min
57 min when late
Rank on route
#2 of 2
route average 80% on time
Key facts
- Delta Air Lines flights on SEA to TPA arrived on time 78% of the time in Aug 2025 – Jul 2026.
- 0.6% were cancelled, and 6% arrived an hour or more late.
- That ranks #2 of 2 airlines on this route, which averaged 80% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (43%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)43%
- Air traffic control & airport congestion27%
- Extreme weather16%
- Late-arriving aircraft14%
- Security0%
Other airlines on SEA to TPA
- Alaska Airlines81% on time · 10 min avg delay
Full SEA to TPA comparison →
Delta Air Lines on-time record across all routes →
363 Delta Air Lines flights tracked on this route; 2 cancelled, 4 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.