ON TIMEBOARD
Delta Air Lines / BOS → CLT

DL 5626 on time

Delta Air Lines 5626: Boston to Charlotte at 6:25 a.m.; Charlotte to Boston at 9:40 a.m. (past 12 months). Figures below the title are for BOS → CLT, its busiest leg

On time
85%
283 flights · likely 81–89%
Cancelled
3.9%
of scheduled flights
Typical arrival
−16 min
median vs schedule
When late
+54 min
average delay
Similar flights
93%
DL, same route & hour

About 1 in 7 DL 5626 flights from Boston arrived 15+ minutes late, diverted or cancelled over the past year (15%); 3.9% were cancelled. The typical flight landed 16 minutes early.

DL 5626: BOS → CLT

Scheduled to leave Boston at 6:25 a.m. local time, operated by Republic Airways as YX 5626. Over the past year it arrived on time 85% of the time (283 flights), worse than other DL flights on the route at that hour (93%). Last seen in the data Aug 30, 2026.

Month by month

40%70%100%Aug 2025: 88% on time (26 flights)88AugSep 2025: 92% on time (26 flights)92SepOct 2025: 96% on time (27 flights)96OctNov 2025: 87% on time (23 flights)87NovDec 2025: 83% on time (29 flights)83DecJan 2026: 77% on time (31 flights)77JanFeb 2026: 75% on time (28 flights)75FebMar 2026: 81% on time (31 flights)81MarApr 2026: too few flights (12 flights)AprJun 2026: 95% on time (21 flights)95JunJul 2026: 86% on time (29 flights)86JulAug 2026: 85% on time (26 flights)85Aug

By day of week

DayFlightsOn time
Monday4381%
Tuesday4384%
Wednesday4393%
Thursday4283%
Friday4388%
Saturday3982%
Sunday3083%

Why it was late

Airline (crew, maintenance, ops) 46%Air traffic & airport (NAS) 43%Severe weather 6%Late inbound plane 5%

All flights BOS → CLT · Connecting off DL 5626? Check the risk

DL 5626: CLT → BOS

Scheduled to leave Charlotte at 9:40 a.m. local time, operated by Republic Airways as YX 5626. Over the past year it arrived on time 84% of the time (246 flights), in line with other DL flights on the route at that hour (85%). Last seen in the data Aug 30, 2026.

Month by month

40%70%100%Sep 2025: too few flights (2 flights)SepOct 2025: 83% on time (23 flights)83OctNov 2025: 88% on time (24 flights)88NovDec 2025: 82% on time (17 flights)82DecJan 2026: 74% on time (27 flights)74JanFeb 2026: 83% on time (24 flights)83FebMar 2026: 89% on time (27 flights)89MarApr 2026: 90% on time (21 flights)90AprMay 2026: too few flights (5 flights)MayJun 2026: 90% on time (21 flights)90JunJul 2026: 83% on time (29 flights)83JulAug 2026: 77% on time (26 flights)77Aug

By day of week

DayFlightsOn time
Monday4180%
Tuesday4183%
Wednesday4093%
Thursday3781%
Friday3792%
Saturday2370%
Sunday2781%

Why it was late

Airline (crew, maintenance, ops) 44%Air traffic & airport (NAS) 30%Late inbound plane 26%

All flights CLT → BOS · Connecting off DL 5626? Check the risk

Questions

How often is DL 5626 from BOS to CLT late?

Delta Air Lines 5626 from Boston, MA to Charlotte, NC arrived 15 or more minutes late, was diverted or was cancelled on 15% of 283 scheduled flights between September 2025 and August 2026. 3.9% were cancelled.

How often is DL 5626 from CLT to BOS late?

Delta Air Lines 5626 from Charlotte, NC to Boston, MA arrived 15 or more minutes late, was diverted or was cancelled on 16% of 246 scheduled flights between September 2025 and August 2026. 4.1% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Delta Air Lines for today's flight. Method.