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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.

DAL → MSY

Dallas to New Orleans: 2,293 nonstop flights a year

On time (12 months)

76%

Cancelled

1.1%

avg delay 15 min

Best time to leave

Before 9 AM

93% on time vs 56% after 9 PM

Most reliable airline

Southwest

75% chance on time

Check DAL to MSY fares

Lowest nonstop fare seen in the next two months: $146 (Southwest 4695 on 2026-10-18). 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 1334

    6:20 AM → 7:40 AM1h 20m nonstop

    Local times, typical schedule. Last flown 2026-05-29.

    90%

    chance on time

    On time (history)
    96%
    Cancelled
    0.0%
    Avg arrival delay
    3 min
    • Arrived on time 96% of the time (23 flights, Jun 2025 to May 2026).
    • Leaves in this route's most on-time window (Before 9 AM: 93% on time; After 9 PM: 56%).
    • Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
    • Short track record (23 flights), so its score leans on the airline's record at this hour.

    Limited track record · 23 flights

    Find Southwest 1334 fares Opens this date on Aviasales

  2. #2 · Southwest 3350

    8:00 AM → 9:25 AM1h 25m nonstop

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

    90%

    chance on time

    On time (history)
    91%
    Cancelled
    0.0%
    Avg arrival delay
    8 min
    • Arrived on time 91% of the time (55 flights, Jun 2025 to May 2026).
    • Never cancelled in 55 scheduled flights.
    • Leaves in this route's most on-time window (Before 9 AM: 93% on time; After 9 PM: 56%).
    • Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).

    Limited track record · 55 flights

    Find Southwest 3350 fares Opens this date on Aviasales

  3. #3 · Southwest 4725

    6:10 AM → 7:30 AM1h 20m nonstop

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

    89%

    chance on time

    On time (history)
    93%
    Cancelled
    0.0%
    Avg arrival delay
    6 min
    • Arrived on time 93% of the time (28 flights, Jun 2025 to May 2026).
    • Leaves in this route's most on-time window (Before 9 AM: 93% on time; After 9 PM: 56%).
    • Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
    • Short track record (28 flights), so its score leans on the airline's record at this hour.

    Limited track record · 28 flights

    Find Southwest 4725 fares Opens this date on Aviasales

  4. #4 · Southwest 3334

    7:30 AM → 8:55 AM1h 25m nonstop

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

    88%

    chance on time

    On time (history)
    95%
    Cancelled
    0.0%
    Avg arrival delay
    5 min
    • Arrived on time 95% of the time (20 flights, Jun 2025 to May 2026).
    • Leaves in this route's most on-time window (Before 9 AM: 93% on time; After 9 PM: 56%).
    • Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
    • Short track record (20 flights), so its score leans on the airline's record at this hour.

    Limited track record · 20 flights

    Find Southwest 3334 fares Opens this date on Aviasales

  5. #5 · Southwest 2022

    8:35 AM → 10:00 AM1h 25m nonstop

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

    87%

    chance on time

    On time (history)
    88%
    Cancelled
    0.0%
    Avg arrival delay
    3 min
    • Arrived on time 88% of the time (8 flights, Jun 2025 to May 2026).
    • Leaves in this route's most on-time window (Before 9 AM: 93% on time; After 9 PM: 56%).
    • Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
    • Short track record (8 flights), so its score leans on the airline's record at this hour.

    Limited track record · 8 flights

    Find Southwest 2022 fares Opens this date on Aviasales

  6. #6 · Southwest 471

    6:00 AM → 7:20 AM1h 20m nonstop

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

    84%

    chance on time

    On time (history)
    77%
    Cancelled
    0.0%
    Avg arrival delay
    29 min
    • Arrived on time 77% of the time (13 flights, Jun 2025 to May 2026).
    • Leaves in this route's most on-time window (Before 9 AM: 93% on time; After 9 PM: 56%).
    • Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
    • Short track record (13 flights), so its score leans on the airline's record at this hour.

    Limited track record · 13 flights

    Find Southwest 471 fares Opens this date on Aviasales

  7. #7 · Southwest 747

    11:00 AM → 12:30 PM1h 30m nonstop

    Local times, typical schedule. Last flown 2026-05-30. Same departure also flew as Southwest 276; its record covers all of them.

    82%

    chance on time

    On time (history)
    86%
    Cancelled
    0.0%
    Avg arrival delay
    8 min
    • Arrived on time 86% of the time (28 flights, Jun 2025 to May 2026).
    • Departs inside DAL's trouble window: 67% of its 42 ground stops and delay programs started between 10 AM and 4 PM.
    • Short track record (28 flights), so its score leans on the airline's record at this hour.

    Limited track record · 28 flights

    Find Southwest 747 fares Opens this date on Aviasales

  8. #8 · Southwest 1603

    10:20 AM → 11:45 AM1h 25m nonstop

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

    80%

    chance on time

    On time (history)
    80%
    Cancelled
    0.0%
    Avg arrival delay
    8 min
    • Arrived on time 80% of the time (46 flights, Jun 2025 to May 2026).
    • Never cancelled in 46 scheduled flights.
    • Departs inside DAL's trouble window: 67% of its 42 ground stops and delay programs started between 10 AM and 4 PM.
    • Short track record (46 flights), so its score leans on the airline's record at this hour.

    Limited track record · 46 flights

    Find Southwest 1603 fares Opens this date on Aviasales

  9. #9 · Southwest 420

    2:00 PM → 3:25 PM1h 25m nonstop

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

    76%

    chance on time

    On time (history)
    88%
    Cancelled
    0.0%
    Avg arrival delay
    5 min
    • Arrived on time 88% of the time (8 flights, Jun 2025 to May 2026).
    • Departs inside DAL's trouble window: 67% of its 42 ground stops and delay programs started between 10 AM and 4 PM.
    • Short track record (8 flights), so its score leans on the airline's record at this hour.

    Limited track record · 8 flights

    Find Southwest 420 fares Opens this date on Aviasales

  10. #10 · Southwest 1850

    4:50 PM → 6:15 PM1h 25m nonstop

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

    75%

    chance on time

    On time (history)
    88%
    Cancelled
    0.0%
    Avg arrival delay
    13 min
    • Arrived on time 88% of the time (16 flights, Jun 2025 to May 2026).
    • Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
    • Short track record (16 flights), so its score leans on the airline's record at this hour.

    Limited track record · 16 flights

    Find Southwest 1850 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

  • Southwest Airlines75%

    2,293 flights · 76% on time as flown · 1.1% cancel

On time by departure time

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

  • Before 9 AM93%

    537 flights · avg delay 5 min

  • 9 AM to noon84%

    364 flights · avg delay 9 min

  • Noon to 3 PM72%

    411 flights · avg delay 17 min

  • 3 to 6 PM69%

    404 flights · avg delay 19 min

  • 6 to 9 PM64%

    393 flights · avg delay 24 min

  • After 9 PM56%

    184 flights · avg delay 26 min

Best day: Tuesday (84%). Worst: Thursday (73%).

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