tailodds FORECAST
Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Hilton Head Island → Chicago via Atlanta: arrives on time 64%

  1. 12:13 HHH → 13:31 ATL
    DL 5817 · Delta, flown by Republic · 1h 18m · 84% on time, 0.0% cancelled
  2. 1h 59m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 15:30 ATL → 16:57 ORD
    UA 516 · United · 2h 27m · 74% on time, 1.1% cancelled

Total trip 5h 44m, scheduled departure to arrival (Chicago is 1 h behind Hilton Head Island). Times are local. Both flew on 55 of the last 56 days.

Makes the connection87%The first flight arrived more than 29 minutes late on 13% of the days it flew: too late for the 90-minute minimum connection on a 1h 59m layover.
Arrives on time64%First flight not cancelled (0.0% are) × connection made (87%) × second flight not cancelled (1.1% are) and within 15 minutes (74%).
Total trip5h 44mHHH 12:13 to ORD 16:57, layover included

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.