Phoenix (PHX) to Sioux Falls (FSD): On-Time Performance
Data through May 2026
The calendar drives reliability on PHX–FSD. April 2025 flights landed on schedule 93% of the time, but August 2024 dropped to 65% — a gap of 29 points. Across the full period the route averages 81% on-time against a national 78%.
- On-time
- 81%
- arrived <15 min late
- Avg delay
- 9 min
- completed flights
- Cancelled
- 0.4%
- Flights/day
- 1.6
- last 12 months
- Duration
- 2h 57m
- scheduled
- Distance
- 1,081 mi
Best airline from PHX to FSD
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlinesmost reliable | 84% | 8 min | 0.0% | 395 |
| Envoy Air | 79% | 10 min | 0.7% | 562 |
Monthly on-time trend
Best time to fly from PHX to FSD
Aim for departures around 7 p.m. (85% on-time); avoid 8 a.m. departures (77%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 76% | 13 min |
| Tuesday | 82% | 9 min |
| Wednesdaybest | 87% | 6 min |
| Thursday | 79% | 8 min |
| Friday | 79% | 8 min |
| Saturday | 85% | 6 min |
| Sunday | 77% | 12 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft27%
- Airline operations40%
- National airspace system33%
- Weather1%
Frequently asked questions
- How often are flights from PHX to FSD delayed?
- 19% of PHX–FSD flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 9 minutes.
- Which airline is most reliable from PHX to FSD?
- SkyWest Airlines has the best on-time record on this route at 84%, based on 395 flights. 2 airlines flew PHX–FSD frequently enough to compare in this period.
- What is the best time of day to fly from PHX to FSD?
- Departures around 7 p.m. have the best record (85% on-time), while departures around 8 a.m. have the worst (77%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PHX to FSD?
- The scheduled PHX–FSD flight time averages 2h 57m over 1,081 miles. Actual arrival times vary — flights on this route land 15+ minutes late 19% of the time.
- How often are PHX to FSD flights cancelled?
- 0.4% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from PHX to FSD?
- August 2024 was the roughest month in this dataset, with only 65% of arrivals on time. The best was April 2025 at 93%. If your dates are flexible, that 29-point gap is worth planning around.
Explore related pages
More routes from PHX
Based on 957 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.