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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.

BWI → TPA

Baltimore to Tampa: 2,766 nonstop flights a year

On time (12 months)

79%

Cancelled

1.9%

avg delay 15 min

Best time to leave

Before 9 AM

91% on time vs 68% 3 to 6 PM

Most reliable airline

Southwest

78% chance on time

Check BWI to TPA 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 269

    6:30 AM → 9:00 AM2h 30m nonstop

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

    95%

    chance on time

    On time (history)
    100%
    Cancelled
    0.0%
    Avg arrival delay
    0 min
    • Arrived on time 100% 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: 91% on time; 3 to 6 PM: 68%).
    • Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).

    Limited track record · 55 flights

    Find Southwest 269 fares Opens this date on Aviasales

  2. #2 · Southwest 1793

    6:50 AM → 9:25 AM2h 35m nonstop

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

    91%

    chance on time

    On time (history)
    94%
    Cancelled
    0.0%
    Avg arrival delay
    3 min
    • Arrived on time 94% of the time (33 flights, Jun 2025 to May 2026).
    • Never cancelled in 33 scheduled flights.
    • Leaves in this route's most on-time window (Before 9 AM: 91% on time; 3 to 6 PM: 68%).
    • Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).

    Limited track record · 33 flights

    Find Southwest 1793 fares Opens this date on Aviasales

  3. #3 · Southwest 784

    8:20 AM → 10:55 AM2h 35m nonstop

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

    90%

    chance on time

    On time (history)
    94%
    Cancelled
    0.0%
    Avg arrival delay
    2 min
    • Arrived on time 94% of the time (54 flights, Jun 2025 to May 2026).
    • Never cancelled in 54 scheduled flights.
    • Leaves in this route's most on-time window (Before 9 AM: 91% on time; 3 to 6 PM: 68%).
    • Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).

    Limited track record · 54 flights

    Find Southwest 784 fares Opens this date on Aviasales

  4. #4 · Southwest 966

    9:15 AM → 11:50 AM2h 30m nonstop

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

    87%

    chance on time

    On time (history)
    91%
    Cancelled
    0.0%
    Avg arrival delay
    6 min
    • Arrived on time 91% of the time (47 flights, Jun 2025 to May 2026).
    • Never cancelled in 47 scheduled flights.
    • Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).
    • Short track record (47 flights), so its score leans on the airline's record at this hour.

    Limited track record · 47 flights

    Find Southwest 966 fares Opens this date on Aviasales

  5. #5 · Southwest 1794

    8:10 AM → 10:50 AM2h 40m nonstop

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

    87%

    chance on time

    On time (history)
    91%
    Cancelled
    3.0%
    Avg arrival delay
    4 min
    • Arrived on time 91% of the time (32 flights, Jun 2025 to May 2026).
    • Cancelled 3.0% of the time (1 of 33).
    • Leaves in this route's most on-time window (Before 9 AM: 91% on time; 3 to 6 PM: 68%).
    • Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).

    Limited track record · 32 flights

    Find Southwest 1794 fares Opens this date on Aviasales

  6. #6 · Southwest 1796

    9:30 AM → 12:05 PM2h 35m nonstop

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

    80%

    chance on time

    On time (history)
    77%
    Cancelled
    6.1%
    Avg arrival delay
    9 min
    • Arrived on time 77% of the time (31 flights, Jun 2025 to May 2026).
    • Cancelled 6.1% of the time (2 of 33).
    • Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).
    • Lands inside TPA's trouble window: 76% of its 25 ground stops and delay programs started between noon and 6 PM.

    Limited track record · 31 flights

    Find Southwest 1796 fares Opens this date on Aviasales

  7. #7 · Southwest 3028

    2:30 PM → 5:05 PM2h 35m nonstop

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

    75%

    chance on time

    On time (history)
    71%
    Cancelled
    0.0%
    Avg arrival delay
    23 min
    • Arrived on time 71% of the time (28 flights, Jun 2025 to May 2026).
    • Departs inside BWI's trouble window: 81% of its 43 ground stops and delay programs started between 2 PM and 8 PM.
    • Lands inside TPA's trouble window: 76% of its 25 ground stops and delay programs started between noon and 6 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 3028 fares Opens this date on Aviasales

  8. #8 · Frontier 4091

    8:28 PM → 11:12 PM2h 40m nonstop

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

    74%

    chance on time

    On time (history)
    77%
    Cancelled
    2.1%
    Avg arrival delay
    21 min
    • Arrived on time 77% of the time (189 flights, Jun 2025 to May 2026).
    • Departs outside BWI's trouble window (2 PM to 8 PM, when 81% of its 43 ground stops and delay programs started).
    • 59% of its delay minutes came from the plane arriving late from an earlier flight.

    Moderate track record · 189 flights

    Find Frontier 4091 fares Opens this date on Aviasales

  9. #9 · Southwest 3176

    4:40 PM → 7:10 PM2h 30m nonstop

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

    73%

    chance on time

    On time (history)
    71%
    Cancelled
    0.0%
    Avg arrival delay
    17 min
    • Arrived on time 71% of the time (55 flights, Jun 2025 to May 2026).
    • Never cancelled in 55 scheduled flights.
    • Leaves in this route's least on-time window (3 to 6 PM: 68% on time; Before 9 AM: 91%).
    • Departs inside BWI's trouble window: 81% of its 43 ground stops and delay programs started between 2 PM and 8 PM.

    Limited track record · 55 flights

    Find Southwest 3176 fares Opens this date on Aviasales

  10. #10 · Southwest 1342

    2:50 PM → 5:15 PM2h 25m nonstop

    Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 294; its record covers all of them.

    73%

    chance on time

    On time (history)
    71%
    Cancelled
    1.5%
    Avg arrival delay
    20 min
    • Arrived on time 71% of the time (65 flights, Jun 2025 to May 2026).
    • Departs inside BWI's trouble window: 81% of its 43 ground stops and delay programs started between 2 PM and 8 PM.
    • Lands inside TPA's trouble window: 76% of its 25 ground stops and delay programs started between noon and 6 PM.

    Moderate track record · 65 flights

    Find Southwest 1342 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

  • Southwest Airlines78%

    2,347 flights · 79% on time as flown · 1.7% cancel

  • Frontier Airlines73%

    332 flights · 74% on time as flown · 2.7% cancel

  • Spirit Airlines73%

    87 flights · 72% on time as flown · 2.9% cancel

On time by departure time

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

  • Before 9 AM91%

    740 flights · avg delay 5 min

  • 9 AM to noon86%

    445 flights · avg delay 9 min

  • Noon to 3 PM76%

    476 flights · avg delay 17 min

  • 3 to 6 PM68%

    521 flights · avg delay 23 min

  • 6 to 9 PM69%

    541 flights · avg delay 25 min

Best day: Tuesday (80%). Worst: Sunday (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