Sioux Falls (FSD) to Phoenix (PHX): On-Time Performance
Data through July 2026
The calendar drives reliability on FSD–PHX. May 2025 flights landed on schedule 94% of the time, but August 2024 dropped to 71% — a gap of 23 points. Across the full period the route averages 82% on-time against a national 78%.
- On-time
- 82%
- arrived <15 min late
- Avg delay
- 14 min
- completed flights
- Cancelled
- 0.4%
- Flights/day
- 1.8
- last 12 months
- Duration
- 3h 6m
- scheduled
- Distance
- 1,081 mi
Best airline from FSD to PHX
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlinesmost reliable | 82% | 18 min | 0.0% | 483 |
| Envoy Air | 82% | 11 min | 0.7% | 561 |
Monthly on-time trend
Best time to fly from FSD to PHX
Aim for departures around 8 a.m. (85% on-time); avoid 3 p.m. departures (69%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 17 min |
| Tuesday | 77% | 13 min |
| Wednesdaybest | 89% | 14 min |
| Thursday | 82% | 11 min |
| Friday | 83% | 12 min |
| Saturday | 81% | 19 min |
| Sunday | 80% | 14 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft18%
- Airline operations65%
- National airspace system12%
- Weather4%
Frequently asked questions
- How often are flights from FSD to PHX delayed?
- 19% of FSD–PHX flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 14 minutes.
- Which airline is most reliable from FSD to PHX?
- SkyWest Airlines has the best on-time record on this route at 82%, based on 483 flights. 2 airlines flew FSD–PHX frequently enough to compare in this period.
- What is the best time of day to fly from FSD to PHX?
- Departures around 8 a.m. have the best record (85% on-time), while departures around 3 p.m. have the worst (69%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from FSD to PHX?
- The scheduled FSD–PHX flight time averages 3h 6m over 1,081 miles. Actual arrival times vary — flights on this route land 15+ minutes late 19% of the time.
- How often are FSD to PHX flights cancelled?
- 0.4% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from FSD to PHX?
- August 2024 was the roughest month in this dataset, with only 71% of arrivals on time. The best was May 2025 at 94%. If your dates are flexible, that 23-point gap is worth planning around.
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Based on 1,045 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.