Delta Air Lines MSP to SEA on-time performance
Delta Air Lines nonstop flights from Minneapolis to Seattle · Aug 2025 – Jul 2026
On-time arrivals
81%
arrived < 15 min late
Cancelled
0.9%
15 flights
Avg arrival delay
12 min
59 min when late
Rank on route
#1 of 2
route average 81% on time
Key facts
- Delta Air Lines flights on MSP to SEA arrived on time 81% of the time in Aug 2025 – Jul 2026.
- 0.9% were cancelled, and 5% arrived an hour or more late.
- That ranks #1 of 2 airlines on this route, which averaged 81% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (52%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)52%
- Air traffic control & airport congestion24%
- Late-arriving aircraft21%
- Extreme weather4%
- Security0%
Other airlines on MSP to SEA
- Alaska Airlines81% on time · 13 min avg delay
Full MSP to SEA comparison →
Delta Air Lines on-time record across all routes →
1,743 Delta Air Lines flights tracked on this route; 15 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.