ON TIMEBOARD
Delta Air Lines / LGA → ORD

DL 2917 on time

Delta Air Lines 2917: New York to Chicago at 7:30 a.m.; Chicago to New York at 10:45 a.m. (past 12 months). Figures below the title are for LGA → ORD, its busiest leg

On time
72%
197 flights · likely 65–77%
Cancelled
7.6%
of scheduled flights
Typical arrival
−8 min
median vs schedule
When late
+50 min
average delay
Similar flights
74%
DL, same route & hour

About 1 in 4 DL 2917 flights from New York arrived 15+ minutes late, diverted or cancelled over the past year (28%); 7.6% were cancelled. The typical flight landed 8 minutes early.

DL 2917: LGA → ORD

Scheduled to leave New York at 7:30 a.m. local time. Over the past year it arrived on time 72% of the time (197 flights), in line with other DL flights on the route at that hour (74%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%May 2025: 91% on time (22 flights)91MayJun 2025: 77% on time (22 flights)77JunJul 2025: 87% on time (23 flights)87JulAug 2025: too few flights (6 flights)AugJan 2026: 75% on time (20 flights)75JanFeb 2026: 83% on time (18 flights)83FebMar 2026: 66% on time (29 flights)66MarApr 2026: 76% on time (25 flights)76AprMay 2026: 81% on time (27 flights)81MayJun 2026: 73% on time (26 flights)73JunJul 2026: 65% on time (26 flights)65JulAug 2026: 58% on time (26 flights)58Aug

By day of week

DayFlightsOn time
Monday3459%
Tuesday3370%
Wednesday3474%
Thursday3385%
Friday3284%
Saturday8—
Sunday2357%

Why it was late

Airline (crew, maintenance, ops) 50%Air traffic & airport (NAS) 48%Severe weather 2%

All flights LGA → ORD · Connecting off DL 2917? Check the risk

DL 2917: ORD → LGA

Scheduled to leave Chicago at 10:45 a.m. local time. Over the past year it arrived on time 64% of the time (189 flights), in line with other DL flights on the route at that hour (66%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Feb 2025: too few flights (8 flights)FebMar 2025: 78% on time (23 flights)78MarApr 2025: too few flights (11 flights)AprJun 2025: 73% on time (15 flights)73JunJan 2026: 59% on time (27 flights)59JanFeb 2026: 73% on time (26 flights)73FebMar 2026: 45% on time (31 flights)45MarApr 2026: 72% on time (25 flights)72AprMay 2026: too few flights (6 flights)MayJun 2026: 71% on time (21 flights)71JunJul 2026: 70% on time (27 flights)70JulAug 2026: 58% on time (26 flights)58Aug

By day of week

DayFlightsOn time
Monday3050%
Tuesday2966%
Wednesday3077%
Thursday2875%
Friday2767%
Saturday17—
Sunday2857%

Why it was late

Airline (crew, maintenance, ops) 38%Late inbound plane 28%Air traffic & airport (NAS) 26%Severe weather 8%

All flights ORD → LGA · Connecting off DL 2917? Check the risk

Questions

How often is DL 2917 from LGA to ORD late?

Delta Air Lines 2917 from New York, NY to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 28% of 197 scheduled flights between September 2025 and August 2026. 7.6% were cancelled.

How often is DL 2917 from ORD to LGA late?

Delta Air Lines 2917 from Chicago, IL to New York, NY arrived 15 or more minutes late, was diverted or was cancelled on 36% of 189 scheduled flights between September 2025 and August 2026. 7.4% 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.