Route
SEA → MSP
Seattle–Tacoma International Airport Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field
How punctual is this route?
- On-time arrivals
- 87.2%
- Less than 15 minutes late
- Cancelled
- 0.8%
- Of scheduled flights
- Average delay when late
- 72 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,676
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 53%
- Late-arriving aircraft 28%
- Air traffic control & airport 14%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 85.9% | 264 |
| October 2025 | 91.2% | 230 |
| November 2025 | 88.5% | 202 |
| December 2025 | 81.1% | 208 |
| January 2026 | 90.4% | 168 |
| February 2026 | 88.0% | 158 |
| March 2026 | 89.9% | 199 |
| April 2026 | 90.8% | 198 |
| May 2026 | 92.4% | 225 |
| June 2026 | 84.0% | 251 |
| July 2026 | 83.4% | 290 |
| August 2026 | 84.8% | 283 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Delta Air Lines | 1,745 | 89.0% | 0.7% | 86 min |
| Alaska Airlines | 931 | 83.9% | 0.9% | 54 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
DL943
4% late · 365 flights
-
AS555
15% late · 330 flights
-
DL536
9% late · 330 flights
-
DL949
19% late · 315 flights
-
AS386
16% late · 282 flights
-
DL941
11% late · 265 flights
-
DL953
9% late · 254 flights
-
DL942
18% late · 211 flights
-
AS509
17% late · 98 flights
-
AS527
24% late · 82 flights
-
AS229
15% late · 54 flights
-
AS376
9% late · 35 flights
-
AS480
21% late · 33 flights
Reviews
No reviews yet. Be the first to review this route.