Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dallas-Fort Worth → Chattanooga via Atlanta: arrives on time 29%
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16:51 DFW → 20:19 ATLDL 2143 · Delta · 2h 24m · 69% on time, 1.8% cancelled
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51m layover in Atlanta (ATL) · 45 min minimum on one ticket
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21:10 ATL → 22:11 CHADL 5368 · Delta, flown by Endeavor · 1h 04m · 47% on time, 0.0% cancelled
Total trip 4h 23m, scheduled departure to arrival (Chattanooga is 1 h ahead of Dallas-Fort Worth). Times are local. Both flew on 36 of the last 56 days.
Makes the connection61%The first flight arrived more than 6 minutes late on 39% of the days it flew: too late for the 45-minute minimum connection on a 51m layover.
Arrives on time29%First flight not cancelled (1.8% are) × connection made (61%) × second flight not cancelled (0.0% are) and within 15 minutes (47%).
Total trip4h 23mDFW 16:51 to CHA 22:11, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.