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ATIS Alerts Smart Flight Search

Find the flight least likely to be delayed

Beta

We rank real flight numbers by how often they flew and arrived on time over the last 12 months, adjusted for your travel month and departure time, then check nearby airports and calmer connections. US airlines and airports.

PHX → SLC

Phoenix to Salt Lake City: 5,749 nonstop flights a year

On time (12 months)

83%

Cancelled

0.6%

avg delay 11 min

Best time to leave

Before 9 AM

91% on time vs 65% after 9 PM

Most reliable airline

Delta

89% chance on time

Check PHX to SLC fares

Lowest nonstop fare seen in the next two months: $92 (Frontier 1440 on 2026-11-09). Fares open on our travel partner (Aviasales). Pick the flight number you chose here.

Best trips

27 nonstop, 19 with 1 connection. Best overall weighs the chance you arrive on time as booked, connection odds, travel time and separate tickets.

  1. Best overall#1 · Nonstop · 1h 37m

    9:33 AM → 12:10 PM

    96%

    arrive on time

    9:33 AM PHX → 12:10 PM SLC1h 37m

    Delta 1777

    Boeing 737-900ER · 8–13 yrs old
    97% on time · 0.5% cancel
    Find Delta 1777 fares Opens this date on Aviasales

  2. #2 · Nonstop · 1h 41m

    6:00 AM → 8:43 AM

    96%

    arrive on time

    6:00 AM PHX → 8:43 AM SLC1h 41m

    Delta 1535

    Airbus A321neo or Boeing 737-900ER · 1–10 yrs old
    97% on time · 0.4% cancel
    Find Delta 1535 fares Opens this date on Aviasales

  3. #3 · Nonstop · 1h 48m

    7:30 AM → 10:18 AM

    96%

    arrive on time

    7:30 AM PHX → 10:18 AM SLC1h 48m

    American 3165

    Airbus A319 · 20–27 yrs old
    96% on time · 0.4% cancel
    Find American 3165 fares Opens this date on Aviasales

  4. #4 · Nonstop · 1h 42m

    9:42 AM → 12:23 PM

    93%

    arrive on time

    9:42 AM PHX → 12:23 PM SLC1h 42m

    Delta 1447

    Boeing 737-900ER · 4–12 yrs old
    94% on time · 1.4% cancel
    Find Delta 1447 fares Opens this date on Aviasales

  5. #5 · Nonstop · 1h 41m

    7:18 PM → 9:59 PM

    90%

    arrive on time

    7:18 PM PHX → 9:59 PM SLC1h 41m

    Delta 1451

    Boeing 737-800 or Airbus A321neo · 1–27 yrs old
    90% on time · 0.3% cancel
    Find Delta 1451 fares Opens this date on Aviasales

  6. #6 · Nonstop · 1h 43m

    6:40 AM → 9:22 AM

    90%

    arrive on time

    6:40 AM PHX → 9:22 AM SLC1h 43m

    Frontier 1440

    Airbus A320neo · 4–9 yrs old
    91% on time · 1.4% cancel
    Find Frontier 1440 fares Opens this date on Aviasales

  7. #7 · Nonstop · 1h 40m

    7:20 AM → 10:00 AM

    89%

    arrive on time

    7:20 AM PHX → 10:00 AM SLC1h 40m

    Southwest 872

    Boeing 737 MAX 8 or 737-800 · 1–13 yrs old
    89% on time · 0.4% cancel
    Find Southwest 872 fares Opens this date on Aviasales

  8. #8 · Nonstop · 1h 46m

    1:52 PM → 4:38 PM

    89%

    arrive on time

    1:52 PM PHX → 4:38 PM SLC1h 46m

    SkyWest 6389 · sold as United Express, Delta Connection, American Eagle or Alaska · also flew as 6378

    Bombardier CRJ700 or Embraer E175 · 4–22 yrs old
    89% on time · 0.5% cancel
    Find 1:52 PM flight fares Opens this date on Aviasales

  9. #9 · Nonstop · 1h 39m

    1:40 PM → 4:21 PM

    87%

    arrive on time

    1:40 PM PHX → 4:21 PM SLC1h 39m

    Delta 1431

    Airbus A321neo or Boeing 737-900ER · 1–11 yrs old
    88% on time · 0.6% cancel
    Find Delta 1431 fares Opens this date on Aviasales

  10. #10 · Nonstop · 1h 48m

    5:52 PM → 8:40 PM

    88%

    arrive on time

    5:52 PM PHX → 8:40 PM SLC1h 48m

    SkyWest 6506 · sold as United Express, Delta Connection, American Eagle or Alaska · also flew as 4912

    Embraer E175 · about 5 yrs old
    88% on time · 0.2% cancel
    Find 5:52 PM flight fares Opens this date on Aviasales

Aircraft and ages come from the planes each flight number actually flew in the last 3 months of data (FAA registry build years); airlines can swap planes.

Airlines on this route

Season-adjusted chance of operating and arriving on time.

  • Delta Air Lines89%

    1,709 flights · 90% on time as flown · 0.6% cancel

  • American Airlines86%

    296 flights · 87% on time as flown · 0.4% cancel

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

    1,115 flights · 83% on time as flown · 0.3% cancel

  • Envoy Air (sold as American Eagle)83%

    115 flights · 83% on time as flown · 0.4% cancel

  • Frontier Airlines81%

    657 flights · 83% on time as flown · 1.9% cancel

  • Southwest Airlines76%

    1,857 flights · 76% on time as flown · 0.4% cancel

On time by departure time

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

  • Before 9 AM91%

    1,225 flights · avg delay 6 min

  • 9 AM to noon88%

    1,006 flights · avg delay 7 min

  • Noon to 3 PM85%

    1,120 flights · avg delay 10 min

  • 3 to 6 PM78%

    1,072 flights · avg delay 14 min

  • 6 to 9 PM77%

    1,028 flights · avg delay 15 min

  • After 9 PM65%

    298 flights · avg delay 23 min

Best day: Tuesday (88%). Worst: Sunday (81%).

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