ON TIMEBOARD
Delta Air Lines / ATL → BWI

DL 2799 on time

Delta Air Lines 2799: Atlanta to Baltimore at 1:55 p.m.; Baltimore to Atlanta at 4:49 p.m. (past 12 months). Figures below the title are for ATL → BWI, its busiest leg

On time
77%
301 flights · likely 72–81%
Cancelled
2.0%
of scheduled flights
Typical arrival
−1 min
median vs schedule
When late
+49 min
average delay
Similar flights
75%
DL, same route & hour

About 1 in 4 DL 2799 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (23%); 2.0% were cancelled. The typical flight landed 1 minutes early.

DL 2799: ATL → BWI

Scheduled to leave Atlanta at 1:55 p.m. local time. Over the past year it arrived on time 77% of the time (301 flights), in line with other DL flights on the route at that hour (75%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Aug 2025: 87% on time (31 flights)87AugSep 2025: 90% on time (30 flights)90SepOct 2025: 84% on time (31 flights)84OctNov 2025: 77% on time (30 flights)77NovDec 2025: 68% on time (31 flights)68DecJan 2026: too few flights (4 flights)JanMar 2026: 70% on time (23 flights)70MarApr 2026: 72% on time (29 flights)72AprMay 2026: 81% on time (31 flights)81MayJun 2026: 80% on time (30 flights)80JunJul 2026: 74% on time (31 flights)74JulAug 2026: 74% on time (31 flights)74Aug

By day of week

DayFlightsOn time
Monday4468%
Tuesday4377%
Wednesday4391%
Thursday4367%
Friday4379%
Saturday4381%
Sunday4274%

Why it was late

Airline (crew, maintenance, ops) 58%Air traffic & airport (NAS) 24%Late inbound plane 15%Severe weather 4%

All flights ATL → BWI · Connecting off DL 2799? Check the risk

DL 2799: BWI → ATL

Scheduled to leave Baltimore at 4:49 p.m. local time. Over the past year it arrived on time 75% of the time (298 flights), worse than other DL flights on the route at that hour (78%). Last seen in the data Aug 31, 2026.

Month by month

30%65%100%Aug 2025: 77% on time (31 flights)77AugSep 2025: 90% on time (30 flights)90SepOct 2025: 90% on time (31 flights)90OctNov 2025: 87% on time (30 flights)87NovDec 2025: 74% on time (31 flights)74DecJan 2026: too few flights (4 flights)JanMar 2026: 78% on time (23 flights)78MarApr 2026: 89% on time (27 flights)89AprMay 2026: 60% on time (30 flights)60MayJun 2026: 77% on time (30 flights)77JunJul 2026: 42% on time (31 flights)42JulAug 2026: 68% on time (31 flights)68Aug

By day of week

DayFlightsOn time
Monday4468%
Tuesday4381%
Wednesday4386%
Thursday4372%
Friday4370%
Saturday4075%
Sunday4271%

Why it was late

Air traffic & airport (NAS) 39%Late inbound plane 34%Airline (crew, maintenance, ops) 27%

All flights BWI → ATL · Connecting off DL 2799? Check the risk

Questions

How often is DL 2799 from ATL to BWI late?

Delta Air Lines 2799 from Atlanta, GA to Baltimore, MD arrived 15 or more minutes late, was diverted or was cancelled on 23% of 301 scheduled flights between September 2025 and August 2026. 2.0% were cancelled.

How often is DL 2799 from BWI to ATL late?

Delta Air Lines 2799 from Baltimore, MD to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 25% of 298 scheduled flights between September 2025 and August 2026. 2.0% 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.