Flight Reliability
AS 347 · Alaska Airlines
Seattle → Spokane (SEA–GEG)92% of its flights flew this route. The rest (SEA–MSP, PHX–ANC) are included in these numbers.
88
Pretty Reliable
WanderNerd Reliability Score
- 80%
- Arrive within 15 minutes
- 4 min
- Average arrival delay
- 0%
- Cancelled
- 1 min early
- Median arrival delay
Based on 213 historical flights. Data through May 2026.
What the data says
Morning-you made the right choice.
AS 347 departing between 9 AM–12 PM arrived on time 90% of the time, versus 80% between 9 PM–12 AM.
Sunday scaries are real for this one.
AS 347 arrived on time 94% of the time on Tuesdays and just 68% on Sundays. That gap is worth planning around.
It basically never cancels.
Out of 213 scheduled flights, only 0.0% were cancelled.
The breakdown
- Mon74%(31 flights)
- Tue94%(32 flights)
- Wed88%(32 flights)
- Thu79%(28 flights)
- Fri75%(28 flights)
- Sat84%(31 flights)
- Sun68%(31 flights)
- 9 AM–12 PM90%(10 flights)
- 6–9 PM—(8 flights)
- 9 PM–12 AM80%(195 flights)
80%
May
Jun 90% → May 80% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 90% | 10 |
| November 2025 | 97% | 29 |
| December 2025 | 65% | 31 |
| January 2026 | 74% | 31 |
| February 2026 | 96% | 27 |
| March 2026 | 74% | 31 |
| April 2026 | 72% | 29 |
| May 2026 | 80% | 20 |
- Departures on time
- 78%
- Diverted
- 0%
- Flights flown
- 213
- Months covered
- 9
Same route, other flights
Keep nerding
Based on 213 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.