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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.

CHS → DAL

Charleston to Dallas: 365 nonstop flights a year

On time (12 months)

82%

Cancelled

0.8%

avg delay 11 min

Best time to leave

Before 9 AM

96% on time vs 62% 3 to 6 PM

Most reliable airline

Southwest

82% chance on time

Check CHS to DAL fares

Fares open on our travel partner (Aviasales). Pick the flight number you chose here.

Best trips

3 nonstop, 37 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 · 2h 55m

    12:45 PM → 2:40 PM

    85%

    arrive on time

    12:45 PM CHS → 2:40 PM DAL2h 55m

    Southwest 2876

    Boeing 737 MAX 8 or 737-700 · 1–21 yrs old
    85% on time · 0.7% cancel
    Find Southwest 2876 fares Opens this date on Aviasales

  2. #2 · Nonstop · 2h 45m

    1:15 PM → 3:00 PM

    82%

    arrive on time

    1:15 PM CHS → 3:00 PM DAL2h 45m

    Southwest 611

    Boeing 737-800 or 737 MAX 8 · 3–13 yrs old
    82% on time · 0.7% cancel
    Find Southwest 611 fares Opens this date on Aviasales

  3. #3 · 1 connection · 4h 45m · one ticket (Southwest)

    6:00 AM → 9:45 AM

    92%

    connections made

    86%

    arrive on time

    6:00 AM CHS → 6:35 AM BNA1h 35m

    Southwest 1441

    Boeing 737 MAX 8 or 737-800 · 1–14 yrs old
    94% on time · 0.4% cancel
    Connect in BNA · 1h 10m · 93% chance to make it · same ticket: the airline rebooks you if you miss it

    7:45 AM BNA → 9:45 AM DAL2h 00m

    Southwest 1564 · also flew as 23

    Boeing 737 MAX 8 or 737-700 · 1–19 yrs old
    93% on time · 0.8% cancel
    Find this Southwest trip Look for Southwest 1441 + Southwest 1564 on Aviasales

  4. #4 · 1 connection · 5h 46m · one ticket (Delta)

    6:30 AM → 11:27 AM

    95%

    connections made

    86%

    arrive on time

    6:30 AM CHS → 7:49 AM ATL1h 17m

    Delta 2124

    Boeing 737-900ER · 7–25 yrs old
    93% on time · 1.5% cancel
    Connect in ATL · 2h 11m · 98% chance to make it · same ticket: the airline rebooks you if you miss it

    10:00 AM ATL → 11:27 AM DAL2h 18m

    Delta 1115

    Boeing 717 · 21–26 yrs old
    91% on time · 1.8% cancel
    Find this Delta trip Look for Delta 2124 + Delta 1115 on Aviasales

  5. #5 · 1 connection · 5h 11m · one ticket (Delta)

    5:27 AM → 9:42 AM

    93%

    connections made

    84%

    arrive on time

    5:27 AM CHS → 6:40 AM ATL1h 15m

    Delta 3055

    Boeing 737-900ER · 8–13 yrs old
    96% on time · 1.9% cancel
    Connect in ATL · 1h 40m · 98% chance to make it · same ticket: the airline rebooks you if you miss it

    8:20 AM ATL → 9:42 AM DAL2h 16m

    Delta 441

    Boeing 717 · 22–26 yrs old
    90% on time · 2.9% cancel
    Find this Delta trip Look for Delta 3055 + Delta 441 on Aviasales

  6. #6 · 1 connection · 5h 45m · one ticket (Southwest)

    6:00 AM → 10:45 AM

    97%

    connections made

    85%

    arrive on time

    6:00 AM CHS → 6:35 AM BNA1h 35m

    Southwest 1441

    Boeing 737 MAX 8 or 737-800 · 1–14 yrs old
    94% on time · 0.4% cancel
    Connect in BNA · 2h 10m · 99% chance to make it · same ticket: the airline rebooks you if you miss it

    8:45 AM BNA → 10:45 AM DAL2h 00m

    Southwest 573

    Boeing 737 MAX 8 or 737-800 · 1–10 yrs old
    87% on time · 0.8% cancel
    Find this Southwest trip Look for Southwest 1441 + Southwest 573 on Aviasales

  7. #7 · 1 connection · 4h 53m · one ticket (Delta)

    7:25 AM → 11:27 AM

    91%

    connections made

    82%

    arrive on time

    7:25 AM CHS → 8:45 AM ATL1h 20m

    Delta 1664

    Boeing 737-900ER · 9–25 yrs old
    92% on time · 1.7% cancel
    Connect in ATL · 1h 15m · 94% chance to make it · same ticket: the airline rebooks you if you miss it

    10:00 AM ATL → 11:27 AM DAL2h 18m

    Delta 1115

    Boeing 717 · 21–26 yrs old
    91% on time · 1.8% cancel
    Find this Delta trip Look for Delta 1664 + Delta 1115 on Aviasales

  8. #8 · 1 connection · 5h 30m · one ticket (Southwest)

    6:15 AM → 10:45 AM

    96%

    connections made

    84%

    arrive on time

    6:15 AM CHS → 6:50 AM BNA1h 35m

    Southwest 2287

    Boeing 737-800 or 737 MAX 8 · 1–14 yrs old
    95% on time · 1.0% cancel
    Connect in BNA · 1h 55m · 98% chance to make it · same ticket: the airline rebooks you if you miss it

    8:45 AM BNA → 10:45 AM DAL2h 00m

    Southwest 573

    Boeing 737 MAX 8 or 737-800 · 1–10 yrs old
    87% on time · 0.8% cancel
    Find this Southwest trip Look for Southwest 2287 + Southwest 573 on Aviasales

  9. #9 · 1 connection · 6h 53m · one ticket (Delta)

    5:27 AM → 11:27 AM

    96%

    connections made

    87%

    arrive on time

    5:27 AM CHS → 6:40 AM ATL1h 15m

    Delta 3055

    Boeing 737-900ER · 8–13 yrs old
    96% on time · 1.9% cancel
    Connect in ATL · 3h 20m · 99% chance to make it · same ticket: the airline rebooks you if you miss it

    10:00 AM ATL → 11:27 AM DAL2h 18m

    Delta 1115

    Boeing 717 · 21–26 yrs old
    91% on time · 1.8% cancel
    Find this Delta trip Look for Delta 3055 + Delta 1115 on Aviasales

  10. #10 · Nonstop · 2h 50m

    5:45 PM → 7:35 PM

    72%

    arrive on time

    5:45 PM CHS → 7:35 PM DAL2h 50m

    Southwest 1524

    Boeing 737-800 or 737 MAX 8 · 3–14 yrs old
    72% on time · 0.7% cancel
    Find Southwest 1524 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.

  • Southwest Airlines82%

    365 flights · 82% on time as flown · 0.8% cancel

On time by departure time

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

  • Before 9 AM96%

    95 flights · avg delay 3 min

  • 9 AM to noon94%

    32 flights · avg delay 9 min

  • Noon to 3 PM83%

    147 flights · avg delay 9 min

  • 3 to 6 PM62%

    70 flights · avg delay 24 min

Best day: Tuesday (82%). Worst: Monday (76%).

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