Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
F9 3871 · Salt Lake City (SLC) → Phoenix (PHX)
Sold by Frontier. Still flying: 55 of the last 56 days (Daily).
Arrives on time86%within 15 minutes, of 199 flights
Cancelled1.0%of scheduled flights
An hour or more late7%of flights that operated
When late, on average121 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Phoenix is 1 h behind Salt Lake City).
- Leaves SLC
- 12:41
- Arrives PHX
- 13:25
- Flight time
- 1h 46m
- Days flown, last 8 weeks
- 55 of 56
Each square is a day, Sat Jun 6 to Fri Jul 31, two weeks per row (each column is the same weekday); filled = flew.
How late it arrives
Share of flights that operated arriving more than this late.
Horizontal: minutes late at arrival (0 to 3 hours). Vertical: share of flights later than that.
Its hour at SLC
All flights leaving Salt Lake City (SLC) at 12–1 pm, wherever they’re going: 82% left within 15 minutes and 0.9% were cancelled (2,934 flights in the year). Other Frontier flights on this route →
Upcoming forecasts
Our odds that this flight is late or cancelled on the days we publish.