Flight Reliability
AS 943 · Alaska Airlines
RDM → Seattle (RDM–SEA)
95
Nerd Approved
WanderNerd Reliability Score
- 93%
- Arrive within 15 minutes
- 2 min
- Average arrival delay
- 1.5%
- Cancelled
- 4 min early
- Median arrival delay
Based on 136 historical flights. Data through May 2026.
What the data says
The 3–6 AM departure wins.
AS 943 departing between 3–6 AM arrived on time 98% of the time, versus 90% between 6–9 AM.
Wednesdays have been rough.
AS 943 arrived on time 100% of the time on Fridays and just 84% on Wednesdays. That gap is worth planning around.
Better than the RDM–SEA route average.
AS 943 arrived on time 93% of the time, versus 85% across the RDM–SEA route.
Better than the Alaska Airlines network average.
AS 943 arrived on time 93% of the time, versus 80% across the Alaska Airlines network.
The breakdown
- Mon89%(18 flights)
- Tue95%(19 flights)
- Wed84%(19 flights)
- Thu90%(20 flights)
- Fri100%(19 flights)
- Sat95%(20 flights)
- Sun95%(19 flights)
- 3–6 AM98%(45 flights)
- 6–9 AM90%(89 flights)
92%
Oct
Jun 90% → Oct 92% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 90% | 19 |
| July 2025 | 93% | 30 |
| August 2025 | 87% | 31 |
| September 2025 | 100% | 30 |
| October 2025 | 92% | 24 |
- Departures on time
- 95%
- Diverted
- 0%
- Flights flown
- 134
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 136 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.