ON TIMEBOARD

F9 4949 on time

Frontier Airlines 4949: Salt Lake City to Phoenix at 9:10 p.m. (past 12 months)

On time
79%
198 flights · likely 73–84%
Cancelled
2.5%
of scheduled flights
Typical arrival
−14 min
median vs schedule
When late
+67 min
average delay
Similar flights
73%
F9, same route & hour

About 1 in 5 F9 4949 flights from Salt Lake City arrived 15+ minutes late, diverted or cancelled over the past year (21%); 2.5% were cancelled. The typical flight landed 14 minutes early.

F9 4949: SLC → PHX

Scheduled to leave Salt Lake City at 9:10 p.m. local time. Over the past year it arrived on time 79% of the time (198 flights), better than other F9 flights on the route at that hour (73%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Aug 2025: too few flights (10 flights)AugSep 2025: 87% on time (23 flights)87SepOct 2025: 83% on time (18 flights)83OctNov 2025: too few flights (11 flights)NovDec 2025: 83% on time (18 flights)83DecJan 2026: too few flights (12 flights)JanFeb 2026: 88% on time (26 flights)88FebMar 2026: too few flights (6 flights)MarMay 2026: too few flights (6 flights)MayJun 2026: 77% on time (22 flights)77JunJul 2026: 71% on time (31 flights)71JulAug 2026: 52% on time (25 flights)52Aug

By day of week

DayFlightsOn time
Monday2871%
Tuesday3090%
Wednesday2979%
Thursday3284%
Friday2781%
Saturday2195%
Sunday3155%

Why it was late

Late inbound plane 74%Airline (crew, maintenance, ops) 12%Air traffic & airport (NAS) 11%Severe weather 3%

All flights SLC → PHX · Connecting off F9 4949? Check the risk

Questions

How often is F9 4949 from SLC to PHX late?

Frontier Airlines 4949 from Salt Lake City, UT to Phoenix, AZ arrived 15 or more minutes late, was diverted or was cancelled on 21% of 198 scheduled flights between September 2025 and August 2026. 2.5% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Frontier Airlines for today's flight. Method.