Historical on-time performance

SLCPHX

Salt Lake City to Phoenix

507 miData through Dec 2025Source: US DOT · BTS

Flights on SLC–PHX arrive on time 83% of the time over the last 12 months.

On-time rate83%arrived within 15 min

Median delayon timetypical arrival

p90 delay25 min1 in 10 flights is worsetail risk

Cancelled0.5%of scheduled flights

based on 5,521 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).

By airline

How each carrier compares

Airline	On-time	Median	p90	Cancel	Flights
Envoy Air⚠ low data	81%	on time	30 min	1.4%	69
Delta Air Lines	85%	on time	25 min	0.2%	1,730
American Airlines	84%	on time	30 min	0.3%	296
SkyWest Airlinesbest	88%	on time	20 min	0.2%	973
Southwest Airlines	80%	on time	30 min	0.6%	1,850
Frontier Airlines	78%	on time	45 min	1.3%	603

Envoy Air
On-time81%
Medianon time
p9030 min
Cancel1.4%
Flights69
Delta Air Lines
On-time85%
Medianon time
p9025 min
Cancel0.2%
Flights1,730
American Airlines
On-time84%
Medianon time
p9030 min
Cancel0.3%
Flights296
SkyWest Airlinesbest
On-time88%
Medianon time
p9020 min
Cancel0.2%
Flights973
Southwest Airlines
On-time80%
Medianon time
p9030 min
Cancel0.6%
Flights1,850
Frontier Airlines
On-time78%
Medianon time
p9045 min
Cancel1.3%
Flights603

Why flights run late

Delay causes

Airline44%
Weather2%
Air traffic (NAS)12%
Late aircraft42%
Security0%

Most delay minutes here are attributed to Airline.

Over time

On-time trend

By season

On-time rate by month

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Related pages

Delay predictorfor this route→SLC airportSalt Lake City→PHX airportPhoenix→US Airways on this routecarrier detail→US Airwaysairline profile→