Delta Air Lines ANC to SEA on-time performance
Delta Air Lines nonstop flights from Anchorage to Seattle · Aug 2025 – Jul 2026
On-time arrivals
88%
arrived < 15 min late
Cancelled
0.7%
11 flights
Avg arrival delay
13 min
105 min when late
Rank on route
#1 of 3
route average 86% on time
Key facts
- Delta Air Lines flights on ANC to SEA arrived on time 88% of the time in Aug 2025 – Jul 2026.
- 0.7% were cancelled, and 5% arrived an hour or more late.
- That ranks #1 of 3 airlines on this route, which averaged 86% on time overall.
- The largest source of delay minutes was late-arriving aircraft (48%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft48%
- Airline (crew, maintenance, cleaning, fueling)38%
- Extreme weather7%
- Air traffic control & airport congestion6%
- Security0%
Other airlines on ANC to SEA
- Alaska Airlines86% on time · 8 min avg delay
- Hawaiian Airlines27% on time · 51 min avg delay
Full ANC to SEA comparison →
Delta Air Lines on-time record across all routes →
1,614 Delta Air Lines flights tracked on this route; 11 cancelled, 1 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.