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

Chicago → Buffalo via Washington: arrives on time 74%

  1. 06:00 MDW → 08:45 DCA
    WN 4976 · Southwest · 1h 45m · 95% on time, 0.0% cancelled
  2. 2h 06m layover in Washington (DCA) · 90 min minimum on separate tickets
  3. 10:51 DCA → 12:15 BUF
    AA 5104 · American, flown by PSA · 1h 26m · 81% on time, 8.8% cancelled

Total trip 5h 17m, scheduled departure to arrival (Buffalo is 1 h ahead of Chicago). Times are local. Both flew on 52 of the last 56 days.

Makes the connection100%The first flight arrived more than 36 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 2h 06m layover.
Arrives on time74%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (8.8% are) and within 15 minutes (81%).
Total trip5h 17mMDW 06:00 to BUF 12:15, 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.