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Showing Delta only (incl. its regional partners)All airlines ×
1,204 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 94% depart on time. After 4 pm it’s 2 in 3.

Best time to leave 9–10 am 94% arrive on time from CLT
Best single flight DL 5648 CLT 06:05 → BOS 08:34 · 92% on time Avoid DL 5837 CLT 17:35 → BOS 20:11 · 64% on time

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

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CLT
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% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

Pick an hour to see this route’s flights leaving then.

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
DL 5648flown by Republic CLT 06:05 BOS 08:34 92%
DL 5626flown by Republic CLT 09:40 BOS 12:08 89%
DL 5630flown by Republic CLT 13:26 BOS 16:00 73%
DL 5837flown by Republic CLT 17:35 BOS 20:11 64%

All 5 Delta flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
DL 5648flown by Republic CLT 06:05 BOS 08:34 2h 29m 224 92% 3.1% 72 min
DL 5626flown by Republic CLT 09:40 BOS 12:08 2h 28m 246 89% 3.3% 77 min
DL 5630flown by Republic CLT 13:26 BOS 16:00 2h 34m 243 73% 4.1% 77 min
DL 5639flown by Republic CLT 13:45 BOS 16:12 2h 27m 75 91% 0.0% 72 min
DL 5837flown by Republic CLT 17:35 BOS 20:11 2h 36m 212 64% 4.2% 66 min

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
Delta CLT BOS 2h 28m 83% 3.0% 1,204 Flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON