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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.

TPA → BWI

Tampa to Baltimore: 2,766 nonstop flights a year

On time (12 months)

79%

Cancelled

2.1%

avg delay 14 min

Best time to leave

Before 9 AM

94% on time vs 55% after 9 PM

Most reliable airline

Southwest

79% chance on time

Check TPA to BWI 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 2618

    6:40 AM → 9:00 AM2h 25m nonstop

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

    93%

    chance on time

    On time (history)
    96%
    Cancelled
    0.0%
    Avg arrival delay
    1 min
    • Arrived on time 96% 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: 94% on time; After 9 PM: 55%).
    • Departs outside TPA's trouble window (noon to 6 PM, when 76% of its 25 ground stops and delay programs started).

    Limited track record · 55 flights

    Find Southwest 2618 fares Opens this date on Aviasales

  2. #2 · Southwest 942

    5:20 AM → 7:40 AM2h 20m nonstop

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

    91%

    chance on time

    On time (history)
    100%
    Cancelled
    0.0%
    Avg arrival delay
    0 min
    • Arrived on time 100% of the time (23 flights, Jun 2025 to May 2026).
    • Leaves in this route's most on-time window (Before 9 AM: 94% on time; After 9 PM: 55%).
    • Departs outside TPA's trouble window (noon to 6 PM, when 76% of its 25 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 942 fares Opens this date on Aviasales

  3. #3 · Southwest 2039

    8:00 AM → 10:25 AM2h 23m nonstop

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

    91%

    chance on time

    On time (history)
    96%
    Cancelled
    0.0%
    Avg arrival delay
    5 min
    • Arrived on time 96% of the time (46 flights, Jun 2025 to May 2026).
    • Never cancelled in 46 scheduled flights.
    • Leaves in this route's most on-time window (Before 9 AM: 94% on time; After 9 PM: 55%).
    • Departs outside TPA's trouble window (noon to 6 PM, when 76% of its 25 ground stops and delay programs started).

    Limited track record · 46 flights

    Find Southwest 2039 fares Opens this date on Aviasales

  4. #4 · Southwest 429

    8:20 AM → 10:45 AM2h 25m nonstop

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

    89%

    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: 94% on time; After 9 PM: 55%).
    • Departs outside TPA's trouble window (noon to 6 PM, when 76% of its 25 ground stops and delay programs started).

    Limited track record · 33 flights

    Find Southwest 429 fares Opens this date on Aviasales

  5. #5 · Southwest 1534

    5:55 AM → 8:15 AM2h 20m nonstop

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

    89%

    chance on time

    On time (history)
    94%
    Cancelled
    3.0%
    Avg arrival delay
    5 min
    • Arrived on time 94% 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: 94% on time; After 9 PM: 55%).
    • Departs outside TPA's trouble window (noon to 6 PM, when 76% of its 25 ground stops and delay programs started).

    Limited track record · 32 flights

    Find Southwest 1534 fares Opens this date on Aviasales

  6. #6 · Southwest 1769

    8:50 AM → 11:10 AM2h 20m nonstop

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

    88%

    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 (Before 9 AM: 94% on time; After 9 PM: 55%).
    • Departs outside TPA's trouble window (noon to 6 PM, when 76% of its 25 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 1769 fares Opens this date on Aviasales

  7. #7 · Southwest 2699

    10:55 AM → 1:20 PM2h 25m nonstop

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

    88%

    chance on time

    On time (history)
    94%
    Cancelled
    0.0%
    Avg arrival delay
    5 min
    • Arrived on time 94% of the time (47 flights, Jun 2025 to May 2026).
    • Never cancelled in 47 scheduled flights.
    • Departs outside TPA's trouble window (noon to 6 PM, when 76% of its 25 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 2699 fares Opens this date on Aviasales

  8. #8 · Southwest 3324

    10:00 AM → 12:25 PM2h 25m nonstop

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

    83%

    chance on time

    On time (history)
    88%
    Cancelled
    0.0%
    Avg arrival delay
    4 min
    • Arrived on time 88% of the time (8 flights, Jun 2025 to May 2026).
    • Departs outside TPA's trouble window (noon to 6 PM, when 76% of its 25 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 3324 fares Opens this date on Aviasales

  9. #9 · Southwest 4543

    1:30 PM → 3:55 PM2h 25m nonstop

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

    82%

    chance on time

    On time (history)
    85%
    Cancelled
    0.0%
    Avg arrival delay
    14 min
    • Arrived on time 85% of the time (55 flights, Jun 2025 to May 2026).
    • Never cancelled in 55 scheduled flights.
    • Departs inside TPA's trouble window: 76% of its 25 ground stops and delay programs started between noon and 6 PM.
    • Lands 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 4543 fares Opens this date on Aviasales

  10. #10 · Southwest 139

    10:20 AM → 12:45 PM2h 25m nonstop

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

    81%

    chance on time

    On time (history)
    81%
    Cancelled
    3.0%
    Avg arrival delay
    15 min
    • Arrived on time 81% of the time (32 flights, Jun 2025 to May 2026).
    • Cancelled 3.0% of the time (1 of 33).
    • Departs outside TPA's trouble window (noon to 6 PM, when 76% of its 25 ground stops and delay programs started).
    • 73% of its delay minutes came from the plane arriving late from an earlier flight.

    Limited track record · 32 flights

    Find Southwest 139 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

  • Southwest Airlines79%

    2,345 flights · 80% on time as flown · 2.1% cancel

  • Frontier Airlines75%

    332 flights · 75% on time as flown · 1.9% cancel

  • Spirit Airlines69%

    89 flights · 62% on time as flown · 3.4% cancel

On time by departure time

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

  • Before 9 AM94%

    809 flights · avg delay 4 min

  • 9 AM to noon84%

    517 flights · avg delay 11 min

  • Noon to 3 PM83%

    380 flights · avg delay 12 min

  • 3 to 6 PM69%

    505 flights · avg delay 21 min

  • 6 to 9 PM62%

    400 flights · avg delay 29 min

  • After 9 PM55%

    155 flights · avg delay 27 min

Best day: Tuesday (85%). Worst: Sunday (74%).

Smarter routing

Nearby airports that run more on time

  • SRQ → BWI 81% chance on time

    Sarasota Bradenton International Airport to Baltimore/Washington International Thurgood Marshall Airport · 1,299 flights a year · 40 mi from your airports · yours: 78%

    Rank flightsFares

  • TPA → IAD 81% chance on time

    Tampa International Airport to Washington Dulles International Airport · 1,414 flights a year · 45 mi from your airports · yours: 78%

    Rank flightsFares

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