| FLIGHT SCHEDULE | 
|---|
| Direct Flights: | 
| Daily 
15:45 
New York John F. Kennedy (JFK) 4 
18:22 
Denver (DEN)  DL 457 Non-stop Boeing 737-800 (738) 4:37 Effective 2025-09-08 through 2025-12-23  | 
| Daily 
15:45 
New York John F. Kennedy (JFK) 4 
18:22 
Denver (DEN)  DL 457 Non-stop Boeing 737-900 (739) 4:37 Effective 2025-12-24 through 2026-01-03  | 
| Mon,Sun 
15:45 
New York John F. Kennedy (JFK) 4 
18:22 
Denver (DEN)  DL 457 Non-stop Boeing 737-800 (738) 4:37 Effective 2026-01-04 through 2026-01-05  | 
| Daily 
15:45 
New York John F. Kennedy (JFK) 4 
18:31 
Denver (DEN)  DL 457 Non-stop Boeing 737-800 (738) 4:46 Effective from 2026-01-06  | 
| Daily 
17:03 
New York John F. Kennedy (JFK) 4 
19:53 
Denver (DEN)  DL 457 Non-stop Airbus A321neo (32Q) 4:50 Valid until 2025-05-06  | 
| Daily 
18:00 
New York John F. Kennedy (JFK) 4 
20:39 
Denver (DEN)  DL 457 Non-stop Airbus A321neo (32Q) 4:39 Effective 2025-05-07 through 2025-06-07  | 
| Daily 
19:25 
New York John F. Kennedy (JFK) 4 
21:48 
Detroit (DTW) M DL 457 Non-stop Airbus A319 (319) 2:23 Effective 2025-07-07 through 2025-09-07  | 
| Mon-Fri,Sun 
19:30 
New York John F. Kennedy (JFK) 4 
21:57 
Detroit (DTW) M DL 457 Non-stop Airbus A319 (319) 2:27 Effective 2025-06-08 through 2025-07-06  | 
| Sat 
19:35 
New York John F. Kennedy (JFK) 4 
22:03 
Detroit (DTW) M DL 457 Non-stop Airbus A320 (320) 2:28 Operates only on 2025-06-14  | 
| Sat 
19:35 
New York John F. Kennedy (JFK) 4 
22:02 
Detroit (DTW) M DL 457 Non-stop Boeing 737-900 (739) 2:27 Effective 2025-06-21 through 2025-07-05  |