Route · SLC → PHX · 2020–2025 BTS data
Salt Lake City to Phoenix
The SLC–PHX corridor (Salt Lake City, UT → Phoenix, AZ) runs ahead of the national average, served by 38 carriers across roughly 507 miles.
Data updated 2026-06-13
- 83.2%
- On-time
- +4.2 pts
- vs US avg
- 73 min
- Delay when late
- 30,395
- Flights
Cancelled
0.5%
Best Month
May 2025 90%
Worst Month
Jul 2024 76%
Distance
507 mi
Carriers
38
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 514 | 63 | 3 | 0 | DL,WN,F9,AA,MQ,OO |
| Nov 2025 | 478 | 101 | 8 | 0 | OO,DL,F9,MQ,AA,WN |
| Oct 2025 | 476 | 98 | 0 | 0 | AA,OO,WN,DL,F9,MQ |
| Sep 2025 | 413 | 50 | 1 | 3 | MQ,WN,OO,DL,F9,AA |
| Aug 2025 | 429 | 60 | 1 | 2 | AA,OO,WN,F9,MQ,DL |
| Jul 2025 | 431 | 88 | 5 | 0 | AA,DL,OO,WN,F9,MQ |
| Jun 2025 | 428 | 80 | 3 | 2 | AA,DL,OO,WN,F9,MQ |
| May 2025 | 496 | 49 | 0 | 2 | AA,DL,OO,WN,F9,MQ |
| Apr 2025 | 511 | 91 | 3 | 0 | DL,F9,MQ,OO,WN,AA |
| Mar 2025 | 595 | 113 | 0 | 0 | AA,DL,OO,WN,F9,MQ |
| Feb 2025 | 471 | 81 | 1 | 0 | AA,DL,OO,WN,F9,MQ |
| Jan 2025 | 491 | 59 | 2 | 0 | AA,DL,OO,WN,F9,MQ |
| Dec 2024 | 541 | 85 | 0 | 0 | AA,DL,F9,MQ,OO,WN |
| Nov 2024 | 499 | 54 | 0 | 0 | OO,WN,DL,MQ,F9,AA |
| Oct 2024 | 488 | 54 | 0 | 0 | OO,WN,DL,F9,AA |
| Sep 2024 | 465 | 46 | 1 | 0 | WN,OO,AA,DL,F9 |
| Aug 2024 | 480 | 86 | 2 | 1 | DL,F9,MQ,WN,OO |
| Jul 2024 | 443 | 105 | 10 | 2 | DL,F9,MQ,OO,WN |
| Jun 2024 | 443 | 79 | 2 | 1 | AA,DL,F9,OO,WN |
| May 2024 | 529 | 81 | 3 | 0 | AA,DL,F9,MQ,OO,WN |
| Apr 2024 | 510 | 64 | 4 | 0 | AA,DL,F9,MQ,OO,WN |
| Mar 2024 | 522 | 107 | 3 | 0 | AA,DL,F9,OO,WN |
| Feb 2024 | 461 | 85 | 0 | 1 | AA,DL,F9,OO,WN |
| Jan 2024 | 502 | 108 | 2 | 1 | AA,DL,F9,MQ,WN,OO |
Cancellation Rate
0.5%
54 of 11,616 flights
Diversion Rate
0.1%
15 of 11,616 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
SLC - Salt Lake City
Full on-time, delay-cause, and seasonal performance for Salt Lake City, UT.
Origin airport →PHX - Phoenix
Full on-time, delay-cause, and seasonal performance for Phoenix, AZ.
Destination airport →Compare the two airports
See SLC and PHX side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to SLC–PHX.
Routes with a similar on-time rate
What the Data Says About SLC to PHX
Bureau of Transportation Statistics records show Salt Lake City to Phoenix (SLC to PHX) running a 83.2% on-time rate over 30,395 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 73.4 minutes. The 507-mile corridor is served by 38 carriers, and over the last 24 months 0.5% of 11,616 flights were cancelled, 0.1% diverted.
Monthly performance varies moderately here: May 2025 was the strongest month at 90% on-time versus Jul 2024 at 76%, a 14-point difference.
Frequently Asked Questions
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.