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Delta Air Lines / ATL → SJU

DL 1757 on time

Delta Air Lines 1757: Atlanta to San Juan at 8:05 a.m.; San Juan to Atlanta at 2:15 p.m. (past 12 months). Figures below the title are for ATL → SJU, its busiest leg

On time
88%
312 flights · likely 84–91%
Cancelled
0.6%
of scheduled flights
Typical arrival
−4 min
median vs schedule
When late
+41 min
average delay
Similar flights
88%
DL, same route & hour

About 1 in 8 DL 1757 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (12%); 0.6% were cancelled. The typical flight landed 4 minutes early.

DL 1757: ATL → SJU

Scheduled to leave Atlanta at 8:05 a.m. local time. Over the past year it arrived on time 88% of the time (312 flights), in line with other DL flights on the route at that hour (88%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: too few flights (4 flights)SepOct 2025: too few flights (14 flights)OctNov 2025: 89% on time (27 flights)89NovDec 2025: 74% on time (31 flights)74DecJan 2026: 84% on time (31 flights)84JanFeb 2026: 93% on time (28 flights)93FebMar 2026: 84% on time (31 flights)84MarApr 2026: 83% on time (24 flights)83AprMay 2026: 90% on time (30 flights)90MayJun 2026: 97% on time (30 flights)97JunJul 2026: 94% on time (31 flights)94JulAug 2026: 94% on time (31 flights)94Aug

By day of week

DayFlightsOn time
Monday3982%
Tuesday4283%
Wednesday42100%
Thursday4593%
Friday4892%
Saturday4881%
Sunday4883%

Why it was late

Air traffic & airport (NAS) 65%Airline (crew, maintenance, ops) 31%Late inbound plane 4%

All flights ATL → SJU · Connecting off DL 1757? Check the risk

DL 1757: SJU → ATL

Scheduled to leave San Juan at 2:15 p.m. local time. Over the past year it arrived on time 89% of the time (312 flights), in line with other DL flights on the route at that hour (87%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: too few flights (4 flights)SepOct 2025: too few flights (14 flights)OctNov 2025: 93% on time (27 flights)93NovDec 2025: 90% on time (31 flights)90DecJan 2026: 87% on time (31 flights)87JanFeb 2026: 96% on time (28 flights)96FebMar 2026: 90% on time (31 flights)90MarApr 2026: 88% on time (24 flights)88AprMay 2026: 83% on time (30 flights)83MayJun 2026: 93% on time (30 flights)93JunJul 2026: 90% on time (31 flights)90JulAug 2026: 87% on time (31 flights)87Aug

By day of week

DayFlightsOn time
Monday3990%
Tuesday4286%
Wednesday4293%
Thursday4593%
Friday4888%
Saturday4888%
Sunday4885%

Why it was late

Late inbound plane 45%Airline (crew, maintenance, ops) 43%Air traffic & airport (NAS) 12%

All flights SJU → ATL · Connecting off DL 1757? Check the risk

Questions

How often is DL 1757 from ATL to SJU late?

Delta Air Lines 1757 from Atlanta, GA to San Juan, PR arrived 15 or more minutes late, was diverted or was cancelled on 12% of 312 scheduled flights between September 2025 and August 2026. 0.6% were cancelled.

How often is DL 1757 from SJU to ATL late?

Delta Air Lines 1757 from San Juan, PR to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 11% of 312 scheduled flights between September 2025 and August 2026. 0.6% 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.