Route
DFW → STS
Dallas Fort Worth International Airport Charles M. Schulz Sonoma County Airport
1,495 miles
Return route STS → DFW →
Alerts at DFW and STS
How punctual is this route?
- On-time arrivals
- 81.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 77 min
- Flights arriving 15+ minutes late
- Flights tracked
- 185
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 47%
- Airline (crew, maintenance, cleaning) 34%
- Air traffic control & airport 16%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 90.0% | 30 |
| October 2025 | 92.0% | 25 |
| November 2025 | 96.3% | 27 |
| December 2025 | 50.0% | 2 |
| May 2026 | 72.7% | 11 |
| June 2026 | 62.1% | 30 |
| July 2026 | 73.3% | 30 |
| August 2026 | 83.3% | 30 |
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 |
|---|---|---|---|---|
| Envoy Air | 108 | 91.7% | 0.0% | 65 min |
| American Airlines | 77 | 67.1% | 0.0% | 81 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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