Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Salt Lake City → Columbus via Boston: arrives on time 66%
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09:50 SLC → 16:37 BOSDL 657 · Delta · 4h 47m · 82% on time, 1.1% cancelled
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2h 43m layover in Boston (BOS) · 45 min minimum on one ticket
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19:20 BOS → 21:45 CMHDL 5629 · Delta, flown by Republic · 2h 25m · 72% on time, 6.6% cancelled
Total trip 9h 55m, scheduled departure to arrival (Columbus is 2 h ahead of Salt Lake City). Times are local. Both flew on 55 of the last 56 days.
Makes the connection99%The first flight arrived more than 118 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 2h 43m layover.
Arrives on time66%First flight not cancelled (1.1% are) × connection made (99%) × second flight not cancelled (6.6% are) and within 15 minutes (72%).
Total trip9h 55mSLC 09:50 to CMH 21:45, 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.