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4,017 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 65%.

Best time to leave 6–7 am 94% arrive on time from CLT
Best single flight DL 5648 CLT 06:05 → BOS 08:34 · 92% on time Avoid AA 2595 CLT 18:34 → BOS 20:59 · 59% 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).

6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
CLT
94
88
91
88
91
84
74
74
69
63
77
63
61
61
73
73
57
% 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
Boston flights leaving CLT 7–8 am: 1Close ×
AA 1548 CLT 07:06 BOS 09:19 2h 13m 72 92% 0.0% 56 min

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
Delta (incl. Republic) 1,204 83% 3.0% 73 min
American (incl. Envoy) 2,743 75% 2.1% 65 min
Spirit 70 – 1.4% 90 min

Dimmed: fewer than 150 flights in the year, too few to rank.

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%
AA 1843 CLT 22:26 BOS 00:37 71%
DL 5837flown by Republic CLT 17:35 BOS 20:11 64%
· · ·
AA 2595 CLT 18:34 BOS 20:59 59%
All 13 flights on this route →

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
American CLT BOS 2h 15m 75% 2.1% 2,743 Flying now
Spirit CLT BOS 2h 17m 72% 1.4% 70 Not 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