Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Tucson → Atlanta via Chicago: arrives on time 40%

  1. 07:20 TUS → 13:05 ORD
    UA 5266 · United, flown by SkyWest · 3h 45m · 73% on time, 5.4% cancelled
  2. 50m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 13:55 ORD → 17:10 ATL
    UA 356 · United · 2h 15m · 75% on time, 2.2% cancelled

Total trip 6h 50m, scheduled departure to arrival (Atlanta is 3 h ahead of Tucson). Times are local. Both flew on 37 of the last 56 days.

Makes the connection58%The first flight arrived more than 5 minutes late on 42% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time40%First flight not cancelled (5.4% are) × connection made (58%) × second flight not cancelled (2.2% are) and within 15 minutes (75%).
Total trip6h 50mTUS 07:20 to ATL 17:10, 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.