Route
SEA → RDM
Seattle–Tacoma International Airport Roberts Field
How punctual is this route?
- On-time arrivals
- 84.9%
- Less than 15 minutes late
- Cancelled
- 1.7%
- Of scheduled flights
- Average delay when late
- 56 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,865
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 46%
- Late-arriving aircraft 22%
- Extreme weather 20%
- Air traffic control & airport 12%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 86.2% | 210 |
| October 2025 | 89.4% | 162 |
| November 2025 | 85.5% | 157 |
| December 2025 | 82.8% | 152 |
| January 2026 | 85.4% | 137 |
| February 2026 | 85.2% | 124 |
| March 2026 | 82.9% | 150 |
| April 2026 | 89.0% | 155 |
| May 2026 | 88.2% | 161 |
| June 2026 | 85.3% | 150 |
| July 2026 | 80.8% | 153 |
| August 2026 | 77.3% | 154 |
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 |
|---|---|---|---|---|
| SkyWest Airlines | 1,452 | 85.9% | 1.7% | 60 min |
| Alaska Airlines | 413 | 81.3% | 1.5% | 47 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO3735
12% late · 349 flights
-
OO4141
12% late · 349 flights
-
OO4047
11% late · 347 flights
-
AS319
20% late · 148 flights
-
OO3435
19% late · 106 flights
-
OO3126
37% late · 70 flights
-
OO3027
19% late · 68 flights
-
AS924
17% late · 54 flights
-
AS317
14% late · 35 flights
-
AS154
18% late · 33 flights
-
OO3299
15% late · 33 flights
-
AS667
26% late · 27 flights
-
AS786
19% late · 26 flights
-
OO3024
20% late · 25 flights
-
OO3023
0% late · 22 flights
-
AS1497
5% late · 21 flights
-
AS1476
35% late · 20 flights
-
AS409
10% late · 20 flights
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