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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 → BNA

Dallas to Nashville: 2,408 nonstop flights a year

On time (12 months)

73%

Cancelled

1.4%

avg delay 16 min

Best time to leave

Before 9 AM

93% on time vs 47% after 9 PM

Most reliable airline

Southwest

72% chance on time

Check DAL to BNA fares

Lowest nonstop fare seen in the next two months: $115 (Southwest 869 on 2026-11-03). 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 1485

    7:00 AM → 8:50 AM1h 50m nonstop

    Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 1850; its record covers all of them.

    88%

    chance on time

    On time (history)
    87%
    Cancelled
    1.1%
    Avg arrival delay
    7 min
    • Arrived on time 87% of the time (87 flights, Jun 2025 to May 2026).
    • Leaves in this route's most on-time window (Before 9 AM: 93% on time; After 9 PM: 47%).
    • Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).

    Moderate track record · 87 flights

    Find Southwest 1485 fares Opens this date on Aviasales

  2. #2 · Southwest 1487

    9:05 AM → 10:55 AM1h 50m nonstop

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

    86%

    chance on time

    On time (history)
    92%
    Cancelled
    0.0%
    Avg arrival delay
    4 min
    • Arrived on time 92% of the time (39 flights, Jun 2025 to May 2026).
    • Never cancelled in 39 scheduled flights.
    • 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 (39 flights), so its score leans on the airline's record at this hour.

    Limited track record · 39 flights

    Find Southwest 1487 fares Opens this date on Aviasales

  3. #3 · Southwest 1544

    8:45 AM → 10:30 AM1h 45m nonstop

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

    83%

    chance on time

    On time (history)
    82%
    Cancelled
    0.0%
    Avg arrival delay
    6 min
    • Arrived on time 82% 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: 47%).
    • 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 1544 fares Opens this date on Aviasales

  4. #4 · Southwest 2642

    11:05 AM → 12:50 PM1h 45m nonstop

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

    81%

    chance on time

    On time (history)
    90%
    Cancelled
    0.0%
    Avg arrival delay
    3 min
    • Arrived on time 90% of the time (20 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 (20 flights), so its score leans on the airline's record at this hour.

    Limited track record · 20 flights

    Find Southwest 2642 fares Opens this date on Aviasales

  5. #5 · Southwest 2652

    10:40 AM → 12:30 PM1h 50m nonstop

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

    79%

    chance on time

    On time (history)
    79%
    Cancelled
    0.0%
    Avg arrival delay
    8 min
    • Arrived on time 79% of the time (24 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 (24 flights), so its score leans on the airline's record at this hour.

    Limited track record · 24 flights

    Find Southwest 2652 fares Opens this date on Aviasales

  6. #6 · Southwest 1488

    11:45 AM → 1:30 PM1h 45m nonstop

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

    74%

    chance on time

    On time (history)
    65%
    Cancelled
    0.0%
    Avg arrival delay
    17 min
    • Arrived on time 65% of the time (31 flights, Jun 2025 to May 2026).
    • Never cancelled in 31 scheduled flights.
    • Departs inside DAL's trouble window: 67% of its 42 ground stops and delay programs started between 10 AM and 4 PM.
    • Lands inside BNA's trouble window: 64% of its 44 ground stops and delay programs started between 1 PM and 7 PM.

    Limited track record · 31 flights

    Find Southwest 1488 fares Opens this date on Aviasales

  7. #7 · Southwest 2346

    2:55 PM → 4:40 PM1h 45m nonstop

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

    72%

    chance on time

    On time (history)
    70%
    Cancelled
    0.0%
    Avg arrival delay
    14 min
    • Arrived on time 70% of the time (33 flights, Jun 2025 to May 2026).
    • Never cancelled in 33 scheduled flights.
    • Departs inside DAL's trouble window: 67% of its 42 ground stops and delay programs started between 10 AM and 4 PM.
    • Lands inside BNA's trouble window: 64% of its 44 ground stops and delay programs started between 1 PM and 7 PM.

    Limited track record · 33 flights

    Find Southwest 2346 fares Opens this date on Aviasales

  8. #8 · Southwest 3817

    1:15 PM → 3:05 PM1h 50m nonstop

    Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 22; its record covers all of them.

    70%

    chance on time

    On time (history)
    63%
    Cancelled
    0.0%
    Avg arrival delay
    32 min
    • Arrived on time 63% of the time (63 flights, Jun 2025 to May 2026).
    • Never cancelled in 63 scheduled flights.
    • Departs inside DAL's trouble window: 67% of its 42 ground stops and delay programs started between 10 AM and 4 PM.
    • Lands inside BNA's trouble window: 64% of its 44 ground stops and delay programs started between 1 PM and 7 PM.

    Moderate track record · 63 flights

    Find Southwest 3817 fares Opens this date on Aviasales

  9. #9 · Southwest 46

    7:20 PM → 9:05 PM1h 45m nonstop

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

    69%

    chance on time

    On time (history)
    73%
    Cancelled
    0.0%
    Avg arrival delay
    13 min
    • Arrived on time 73% of the time (55 flights, Jun 2025 to May 2026).
    • Never cancelled in 55 scheduled flights.
    • Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
    • 58% of its delay minutes came from the plane arriving late from an earlier flight.

    Limited track record · 55 flights

    Find Southwest 46 fares Opens this date on Aviasales

  10. #10 · Southwest 1085

    10:55 PM → 12:35 AM1h 40m nonstop

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

    68%

    chance on time

    On time (history)
    60%
    Cancelled
    0.0%
    Avg arrival delay
    14 min
    • Arrived on time 60% of the time (15 flights, Jun 2025 to May 2026).
    • Leaves in this route's least on-time window (After 9 PM: 47% on time; Before 9 AM: 93%).
    • 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 (15 flights), so its score leans on the airline's record at this hour.

    Limited track record · 15 flights

    Find Southwest 1085 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

  • Southwest Airlines72%

    2,408 flights · 73% on time as flown · 1.4% cancel

On time by departure time

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

  • Before 9 AM93%

    588 flights · avg delay 4 min

  • 9 AM to noon81%

    417 flights · avg delay 9 min

  • Noon to 3 PM72%

    434 flights · avg delay 21 min

  • 3 to 6 PM58%

    433 flights · avg delay 22 min

  • 6 to 9 PM63%

    370 flights · avg delay 24 min

  • After 9 PM47%

    166 flights · avg delay 33 min

Best day: Tuesday (85%). Worst: Thursday (72%).

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