Alaska Airlines TPA to SEA on-time performance
Alaska Airlines nonstop flights from Tampa to Seattle · Aug 2025 – Jul 2026
On-time arrivals
68%
arrived < 15 min late
Cancelled
1.0%
6 flights
Avg arrival delay
18 min
50 min when late
Rank on route
#2 of 2
route average 75% on time
Key facts
- Alaska Airlines flights on TPA to SEA arrived on time 68% of the time in Aug 2025 – Jul 2026.
- 1% were cancelled, and 7% arrived an hour or more late.
- That ranks #2 of 2 airlines on this route, which averaged 75% on time overall.
- The largest source of delay minutes was late-arriving aircraft (36%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft36%
- Airline (crew, maintenance, cleaning, fueling)31%
- Air traffic control & airport congestion28%
- Extreme weather4%
- Security0%
Other airlines on TPA to SEA
- Delta Air Lines87% on time · 7 min avg delay
Full TPA to SEA comparison →
Alaska Airlines on-time record across all routes →
612 Alaska Airlines flights tracked on this route; 6 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.