Route · PHX → SAT · 2020–2025 BTS data
Phoenix to San Antonio
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), PHX to SAT (Phoenix to San Antonio) ranks #709 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 81.2%
- On-time
- +2.2 pts
- vs US avg
- 66 min
- Delay when late
- 13,915
- Flights
- #709 of 4927
- Corpus placement
Cancelled
0.4%
Best Month
Sep 2024 91%
Worst Month
Jul 2025 68%
Distance
843 mi
Carriers
13
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 252 | 56 | 0 | 0 | WN,F9,AA |
| Nov 2025 | 236 | 57 | 1 | 0 | F9,AA,WN |
| Oct 2025 | 201 | 53 | 0 | 0 | AA,WN,F9 |
| Sep 2025 | 171 | 29 | 2 | 0 | WN,AA |
| Aug 2025 | 175 | 39 | 1 | 0 | AA,WN |
| Jul 2025 | 193 | 62 | 1 | 0 | AA,WN |
| Jun 2025 | 192 | 46 | 0 | 3 | AA,OO,WN |
| May 2025 | 224 | 47 | 0 | 1 | AA,OO,WN |
| Apr 2025 | 243 | 54 | 2 | 0 | OO,WN,AA |
| Mar 2025 | 260 | 48 | 0 | 0 | AA,OO,WN |
| Feb 2025 | 209 | 35 | 0 | 0 | AA,WN |
| Jan 2025 | 220 | 30 | 6 | 0 | AA,WN,MQ |
| Dec 2024 | 242 | 52 | 0 | 1 | AA,MQ,WN |
| Nov 2024 | 233 | 28 | 1 | 1 | WN,OO,AA |
| Oct 2024 | 214 | 29 | 0 | 1 | OO,WN,AA |
| Sep 2024 | 200 | 18 | 0 | 0 | WN,OO,AA |
| Aug 2024 | 212 | 52 | 2 | 1 | AA,WN |
| Jul 2024 | 213 | 55 | 2 | 1 | AA,WN |
| Jun 2024 | 211 | 49 | 0 | 0 | AA,OO,WN |
| May 2024 | 237 | 62 | 1 | 0 | AA,OO,WN |
| Apr 2024 | 226 | 45 | 2 | 0 | AA,WN |
| Mar 2024 | 243 | 58 | 1 | 1 | AA,WN |
| Feb 2024 | 218 | 23 | 0 | 0 | AA,WN |
| Jan 2024 | 228 | 65 | 1 | 1 | AA,WN |
PHX–SAT seasonal on-time pattern
Best: February (85.5%) · weakest: July (74.1%)
Strongest calendar month
February
85.5% on-time · ~178 flights/mo
Busiest calendar month
March
~213 flights/mo avg
Weakest calendar month
July
74.1% on-time · ~192 flights/mo
Cancellation Rate
0.4%
23 of 5,253 flights
Diversion Rate
0.2%
11 of 5,253 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
PHX - Phoenix
Full on-time, delay-cause, and seasonal performance for Phoenix, AZ.
PHX on-time profileSAT - San Antonio
Full on-time, delay-cause, and seasonal performance for San Antonio, TX.
SAT on-time profileCompare the two airports
See PHX and SAT side by side on delays, cancellations, and reliability.
Compare PHX vs SATOrigin-hub reliability standing
Mid-pack among PHX departures
From PHX, this corridor sits with 71 other 75–85% on-time routes out of 97 tracked departures, not the hub's reliability leaders (25 at ≥85%) and not the softest ( 1 below 75%). Destination: San Antonio · fleet on-time rank #2666 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to PHX–SAT.
Routes with a similar on-time rate
What the Data Says About PHX to SAT
13,915 tracked flights put the PHX to SAT pairing (Phoenix to San Antonio) at a 81.2% on-time rate, squarely in line with the wider network. Delays that do occur run 65.5 minutes on average. Across the 843-mile route and its 13 carriers, the trailing 24 months show 0.4% cancelled and 0.2% diverted (5,253 flights sampled).
The monthly split is wide on this route: Sep 2024 posted the strongest performance at 91% on-time, while Jul 2025 came in at just 68% - a 23-point swing worth factoring into travel timing.
On the multi-year calendar, PHX–SAT peaks in February at 85.5% on-time while March carries the heaviest traffic (~213 flights per month) ; the softest month is July at 74.1%, a 11.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does PHX to SAT rank among US routes by traffic? ▼
How often are flights delayed from PHX to SAT? ▼
What is the cancellation rate for PHX to SAT? ▼
How far is the flight from PHX to SAT? ▼
When is the best time to fly from PHX to SAT? ▼
Airports on this route
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.
Using PHX–SAT data
PHX–SAT is mid-pack at 81.2% on-time; month and carrier mix move more than the corridor headline.
- Compare PHX and SAT airport profiles: delay causes and top routes differ even on the same corridor. PHX airport
- If your dates flex, February (85.5% on-time) beats July (74.1%) on this corridor. Seasonal chart
- 4 other routes post a similar 81.2% on-time rate; compare before you commit to this pairing. Similar routes
On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.
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.