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Route · PHX → MIA · 2020–2025 BTS data

Phoenix to Miami

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), PHX to MIA (Phoenix to Miami) ranks #1477 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

84.4%
On-time
+5.4 pts
vs US avg
71 min
Delay when late
8,282
Flights
#1477 of 4927
Corpus placement

Cancelled

0.7%

Best Month

Feb 2024 93%

Worst Month

Aug 2024 74%

Distance

1,972 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 160 28 0 0 AA
Nov 2025 143 33 3 0 AA
Oct 2025 147 23 0 0 AA
Sep 2025 99 11 0 1 AA
Aug 2025 128 26 0 2 AA
Jul 2025 154 34 1 1 AA
Jun 2025 150 21 0 0 AA
May 2025 160 13 0 1 AA
Apr 2025 177 32 1 1 AA
Mar 2025 185 33 1 1 AA
Feb 2025 152 21 0 0 AA
Jan 2025 161 19 0 0 AA
Dec 2024 166 27 0 0 AA
Nov 2024 155 15 0 1 AA
Oct 2024 150 16 2 0 AA
Sep 2024 124 10 1 0 AA
Aug 2024 129 34 5 2 AA
Jul 2024 151 39 2 1 AA
Jun 2024 124 28 4 1 AA
May 2024 156 31 1 0 AA
Apr 2024 150 26 1 0 AA
Mar 2024 157 40 3 2 AA
Feb 2024 144 10 0 0 AA
Jan 2024 155 31 0 0 AA

PHX–MIA seasonal on-time pattern

Best: January (87.6%) · weakest: July (80.0%)

78%80%82%84%86%88% JanFebMarAprMayJunJulAugSepOctNovDec 84.9%

Strongest calendar month

January

87.6% on-time · ~120 flights/mo

Busiest calendar month

December

~128 flights/mo avg

Weakest calendar month

July

80.0% on-time · ~118 flights/mo

Cancellation Rate

0.7%

25 of 3,577 flights

Diversion Rate

0.4%

14 of 3,577 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 profile

MIA - Miami

Full on-time, delay-cause, and seasonal performance for Miami, FL.

MIA on-time profile

Compare the two airports

See PHX and MIA side by side on delays, cancellations, and reliability.

Compare PHX vs MIA

Origin-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: Miami · fleet on-time rank #1444 of 4927.

What the Data Says About PHX to MIA

Bureau of Transportation Statistics records show Phoenix to Miami (PHX to MIA) running a 84.4% on-time rate over 8,282 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 71.1 minutes. The 1,972-mile corridor is served by 1 carrier, and over the last 24 months 0.7% of 3,577 flights were cancelled, 0.4% diverted.

The monthly split is wide on this route: Feb 2024 posted the strongest performance at 93% on-time, while Aug 2024 came in at just 74% - a 19-point swing worth factoring into travel timing.

On the multi-year calendar, PHX–MIA peaks in January at 87.6% on-time while December carries the heaviest traffic (~128 flights per month) ; the softest month is July at 80.0%, a 7.6-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does PHX to MIA rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, PHX to MIA ranks #1477 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from PHX to MIA? ▼
Flights from Phoenix to Miami have a 84.4% on-time rate based on 8,282 flights. The average delay is 71.1 minutes. The best recent month was Feb 2024 with 93% on-time.
What is the cancellation rate for PHX to MIA? ▼
Over the last 24 months, 0.7% of flights on this route were cancelled (25 of 3,577 flights) and 0.4% were diverted.
How far is the flight from PHX to MIA? ▼
The flight distance from Phoenix (PHX) to Miami (MIA) is approximately 1,972 miles. This route is served by 1 carrier.
When is the best time to fly from PHX to MIA? ▼
The best recent month for on-time performance was Feb 2024 (93% on-time). The worst was Aug 2024 (74% on-time). Consider booking during months with historically better performance.

Airports on this route

PHX Airport

Phoenix
MIA Airport

Miami
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–MIA data

PHX–MIA runs 5.4 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare PHX and MIA airport profiles: delay causes and top routes differ even on the same corridor. PHX airport
  • If your dates flex, January (87.6% on-time) beats July (80.0%) on this corridor. Seasonal chart
  • 4 other routes post a similar 84.4% 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.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

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.