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Route on-time record

TUS to PHX: most on-time flights and the best time to fly

Tucson (Tucson International Airport) to Phoenix (Phoenix Sky Harbor International Airport). 3,335 nonstop flights in Jun 2025 to May 2026, 84% arrived within 15 minutes and 0.5% were cancelled. The most reliable flight number was Southwest 4637 at 5:35 AM.

Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.

TUS → PHX

Tucson to Phoenix: 3,335 nonstop flights a year

On time (12 months)

84%

Cancelled

0.5%

avg delay 15 min

Best time to leave

9 AM to noon

89% on time vs 75% 6 to 9 PM

Most reliable airline

Envoy

85% chance on time

Check TUS to PHX fares

Fares open on our travel partner (Aviasales). Pick the flight number you chose here.

Most reliable nonstop flights

Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.

  1. #1 · Southwest 4637

    5:35 AM → 6:30 AM55m nonstop

    Local times, typical schedule. Last flown 2026-05-31.

    93%

    chance on time

    On time (history)
    97%
    Cancelled
    0.0%
    Avg arrival delay
    5 min
    • Arrived on time 97% of the time (39 flights, Jun 2025 to May 2026).
    • Never cancelled in 39 scheduled flights.
    • Short track record (39 flights), so its score leans on the airline's record at this hour.

    Limited track record · 39 flights

    Find Southwest 4637 fares Opens this date on Aviasales

  2. #2 · Southwest 1088

    5:50 AM → 6:45 AM55m nonstop

    Local times, typical schedule. Last flown 2026-04-06.

    93%

    chance on time

    On time (history)
    97%
    Cancelled
    0.0%
    Avg arrival delay
    4 min
    • Arrived on time 97% of the time (33 flights, Jun 2025 to May 2026).
    • Never cancelled in 33 scheduled flights.
    • Short track record (33 flights), so its score leans on the airline's record at this hour.

    Limited track record · 33 flights

    Find Southwest 1088 fares Opens this date on Aviasales

  3. #3 · Envoy 4049 · sold as American Eagle

    11:53 AM → 12:53 PM1h 00m nonstop

    Local times, typical schedule. Last flown 2026-04-06.

    90%

    chance on time

    On time (history)
    91%
    Cancelled
    0.0%
    Avg arrival delay
    3 min
    • Arrived on time 91% of the time (82 flights, Jun 2025 to May 2026).
    • Never cancelled in 82 scheduled flights.
    • Leaves in this route's most on-time window (9 AM to noon: 89% on time; 6 to 9 PM: 75%).

    Moderate track record · 82 flights

    Find 11:53 AM flight fares Opens this date on Aviasales

  4. #4 · Southwest 717

    6:35 AM → 7:25 AM50m nonstop

    Local times, typical schedule. Last flown 2026-05-27.

    90%

    chance on time

    On time (history)
    94%
    Cancelled
    0.0%
    Avg arrival delay
    1 min
    • Arrived on time 94% of the time (16 flights, Jun 2025 to May 2026).
    • Short track record (16 flights), so its score leans on the airline's record at this hour.

    Limited track record · 16 flights

    Find Southwest 717 fares Opens this date on Aviasales

  5. #5 · SkyWest 6314 · sold as United Express, Delta Connection, American Eagle or Alaska

    5:49 AM → 6:49 AM1h 00m nonstop

    Local times, typical schedule. Last flown 2026-05-20.

    90%

    chance on time

    On time (history)
    91%
    Cancelled
    0.0%
    Avg arrival delay
    10 min
    • Arrived on time 91% of the time (111 flights, Jun 2025 to May 2026).
    • Never cancelled in 111 scheduled flights.

    Moderate track record · 111 flights

    Find 5:49 AM flight fares Opens this date on Aviasales

  6. #6 · Southwest 2901

    11:00 AM → 11:55 AM55m nonstop

    Local times, typical schedule. Last flown 2026-05-30.

    90%

    chance on time

    On time (history)
    100%
    Cancelled
    0.0%
    Avg arrival delay
    0 min
    • Arrived on time 100% of the time (8 flights, Jun 2025 to May 2026).
    • Leaves in this route's most on-time window (9 AM to noon: 89% on time; 6 to 9 PM: 75%).
    • Short track record (8 flights), so its score leans on the airline's record at this hour.

    Limited track record · 8 flights

    Find Southwest 2901 fares Opens this date on Aviasales

  7. #7 · Envoy 4187 · sold as American Eagle

    8:38 AM → 9:40 AM1h 02m nonstop

    Local times, typical schedule. Last flown 2026-05-31.

    86%

    chance on time

    On time (history)
    82%
    Cancelled
    0.0%
    Avg arrival delay
    54 min
    • Arrived on time 82% of the time (11 flights, Jun 2025 to May 2026).
    • Short track record (11 flights), so its score leans on the airline's record at this hour.

    Limited track record · 11 flights

    Find 8:38 AM flight fares Opens this date on Aviasales

  8. #8 · SkyWest 6415 · sold as United Express, Delta Connection, American Eagle or Alaska

    10:30 AM → 11:33 AM1h 03m nonstop

    Local times, typical schedule. Last flown 2026-05-20. Same departure also flew as SkyWest 6514; its record covers all of them.

    86%

    chance on time

    On time (history)
    87%
    Cancelled
    0.0%
    Avg arrival delay
    6 min
    • Arrived on time 87% of the time (154 flights, Jun 2025 to May 2026).
    • Never cancelled in 154 scheduled flights.
    • Leaves in this route's most on-time window (9 AM to noon: 89% on time; 6 to 9 PM: 75%).

    Moderate track record · 154 flights

    Find 10:30 AM flight fares Opens this date on Aviasales

  9. #9 · SkyWest 6410 · sold as United Express, Delta Connection, American Eagle or Alaska

    9:02 AM → 10:04 AM1h 02m nonstop

    Local times, typical schedule. Last flown 2026-05-20. Same departure also flew as SkyWest 6307; its record covers all of them.

    86%

    chance on time

    On time (history)
    86%
    Cancelled
    0.0%
    Avg arrival delay
    15 min
    • Arrived on time 86% of the time (213 flights, Jun 2025 to May 2026).
    • Never cancelled in 213 scheduled flights.
    • Leaves in this route's most on-time window (9 AM to noon: 89% on time; 6 to 9 PM: 75%).

    Strong track record · 213 flights

    Find 9:02 AM flight fares Opens this date on Aviasales

  10. #10 · SkyWest 4935 · sold as United Express, Delta Connection, American Eagle or Alaska

    1:49 PM → 2:50 PM1h 01m nonstop

    Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as SkyWest 6431; its record covers all of them.

    85%

    chance on time

    On time (history)
    88%
    Cancelled
    0.0%
    Avg arrival delay
    9 min
    • Arrived on time 88% of the time (41 flights, Jun 2025 to May 2026).
    • Never cancelled in 41 scheduled flights.
    • Lands inside PHX's trouble window: 43% of its 46 ground stops and delay programs started between 2 PM and 8 PM.
    • Short track record (41 flights), so its score leans on the airline's record at this hour.

    Limited track record · 41 flights

    Find 1:49 PM flight fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

  • Envoy Air (sold as American Eagle)85%

    563 flights · 86% on time as flown · 0.5% cancel

  • American Airlines84%

    337 flights · 84% on time as flown · 1.0% cancel

  • Southwest Airlines84%

    177 flights · 85% on time as flown · 0.2% cancel

  • SkyWest Airlines (sold as United Express, Delta Connection, American Eagle or Alaska)83%

    2,258 flights · 83% on time as flown · 0.5% cancel

On time by departure time

All airlines, scheduled local departure, Jun 2025 to May 2026.

  • Before 9 AM89%

    819 flights · avg delay 14 min

  • 9 AM to noon89%

    738 flights · avg delay 10 min

  • Noon to 3 PM83%

    654 flights · avg delay 16 min

  • 3 to 6 PM77%

    648 flights · avg delay 19 min

  • 6 to 9 PM75%

    439 flights · avg delay 19 min

Best day: Tuesday (89%). Worst: Sunday (83%).

On time by month

All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.

J
86
F
87
M
82
A
88
M
85
J
84
J
83
A
86
S
87
O
85
N
84
D
85

What delays this route

  • Airline (crew, maintenance, boarding)48%
  • Late-arriving aircraft32%
  • Air traffic control and airport volume12%
  • Severe weather8%

Share of delay minutes by the cause airlines report to the US DOT.

Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure

TUS to PHX questions

What time of day is best to fly TUS to PHX?
9 AM to noon: 89% of flights arrived on time, against 75% for departures 6 to 9 PM.
Which airline is most on time from TUS to PHX?
Envoy, with a season-adjusted 85% chance of operating and arriving on time over 563 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
What is the worst month for delays on TUS to PHX?
March (82% on time); the best was April (88%), averaged over Jun 2023 to May 2026.
Is this a prediction for my flight?
No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.

More routes from TUS

Live status: FAA delays and ground stops