About 1 in 2 DL 1390 flights from New York arrived 15+ minutes late, diverted or cancelled over the past year (47%); 8.2% were cancelled. The typical flight landed 9 minutes late.
DL 1390: LGA → ORD
Scheduled to leave New York at 4:00 p.m. local time. Over the past year it arrived on time 53% of the time (219 flights), in line with other DL flights on the route at that hour (54%). Last seen in the data Aug 31, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 37 | 43% |
| Tuesday | 36 | 61% |
| Wednesday | 36 | 39% |
| Thursday | 35 | 54% |
| Friday | 35 | 66% |
| Saturday | 5 | — |
| Sunday | 35 | 54% |
Why it was late
All flights LGA → ORD · Connecting off DL 1390? Check the risk
DL 1390: ORD → LGA
Scheduled to leave Chicago at 7:05 p.m. local time. Over the past year it arrived on time 51% of the time (195 flights), worse than other DL flights on the route at that hour (55%). Last seen in the data Aug 31, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 34 | 47% |
| Tuesday | 33 | 52% |
| Wednesday | 33 | 42% |
| Thursday | 31 | 52% |
| Friday | 31 | 61% |
| Saturday | 2 | — |
| Sunday | 31 | 55% |
Why it was late
All flights ORD → LGA · Connecting off DL 1390? Check the risk
Questions
How often is DL 1390 from LGA to ORD late?
Delta Air Lines 1390 from New York, NY to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 47% of 219 scheduled flights between September 2025 and August 2026. 8.2% were cancelled.
How often is DL 1390 from ORD to LGA late?
Delta Air Lines 1390 from Chicago, IL to New York, NY arrived 15 or more minutes late, was diverted or was cancelled on 49% of 195 scheduled flights between September 2025 and August 2026. 10.3% 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.