Delta Air Lines DL4939 Flight Status
Based on Trip.com real-time data, flight DL4939 operated by Delta Air Lines from New York (LGA) to St. Louis (STL) on Jul 7, 2026 has departed at 06:39 (Local time in New York, UTC-4) and is expected to arrive at 07:43 (Local time in St. Louis, UTC-5) at St. Louis Lambert International Airport (STL).
Mon, Jul 6
Tue, Jul 7
Wed, Jul 8
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Arrived
The flight has arrived 1h 24m late
2h 39m
Check-in Counter
--
Boarding Gate
70
Arrival Gate
A4
Baggage
M5
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En route
Your flight has departed New York and is expected to arrive in St. Louis at 07:43.
2h 38m
Check-in Counter
--
Boarding Gate
80
Arrival Gate
A4
Baggage
--
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Scheduled
Your flight will depart on time.
2h 38m
Check-in Counter
--
Boarding Gate
80
Arrival Gate
A4
Baggage
--
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Information provided by VariFlightVariFlight. For the latest updates, please refer to airport announcements or consult your airline. If this is not your flight, you can browse more options for flights from New York to St. Louis to find your schedule.
DL4939 Aircraft Details
According to Trip.com real-time data, the DL4939 flight flying from New York to St. Louis on 7/7/2026 is operated by the aircraft model Bombardier Regional Jet 900. This aircraft has been in service for 18y, 4m. The aircraft is equipped with 76 seats.
Bombardier Regional Jet 900
Punctuality (Departure)
80%
Punctuality (Arrival)
87%
Late on average
3 minutes
Age
18y, 4m
Seats
76
Distance
--
Economy
First
Premium Economy
Onboard Amenities
Snacks
In-flight entertainment is unavailable
Wi-Fi is available
No power outlets are available
Seating Plan
79 cm
More legroom than on 23% of flights
44 cm
Seat width better than on 31% of flights
100°
Reclining Angle
2-2
Seat layout example
Onboard Amenities
Snacks
In-flight entertainment is unavailable
Wi-Fi is available
Power outlet
Seating Plan
94 cm
Legroom
50 cm
Seat width
135°
Reclining Angle
1-2
Seat layout example
Onboard Amenities
None
In-flight entertainment is unavailable
Wi-Fi is available
No power outlets are available
Seating Plan
86 cm
Legroom
44 cm
Seat width
120°
Reclining Angle
--
Seat layout example
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Flight History for DL4939
Trip.com historical records show that the last DL4939 flight departed on Mon, Jul 6 from LGA at approximately 08:26. This flight is expected to arrrive in STL at 09:33.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Thu, Jun 25 | New York (LGA) | St. Louis (STL) | CRJ9 | 06:43 | 07:59 | Arrived |
| Fri, Jun 26 | New York (LGA) | St. Louis (STL) | CRJ9 | 06:39 | 07:53 | Arrived |
| Sat, Jun 27 | St. Louis (STL) | New York (LGA) | CRJ9 | 07:12 | 10:17 | Arrived |
| Sat, Jul 4 | St. Louis (STL) | New York (LGA) | CRJ9 | 09:44 | 12:38 | Arrived |
| Mon, Jul 6 | New York (LGA) | St. Louis (STL) | CRJ9 | 08:26 | 09:33 | Arrived |
| Tue, Jul 7 | New York (LGA) | St. Louis (STL) | CRJ9 | 06:39 | 07:43 | En route |
| Wed, Jul 8 | New York (LGA) | St. Louis (STL) | CRJ9 | 06:30 | 08:08 | Scheduled |
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DL4939 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of DL4939 is 80% (Late on average 33 minutes), and the on-time arrival rate is 87% (Late on average 3 minutes).
On-Time Departures
Punctuality
80%
Late on average 33 minutes
Early
0%
On time
80%
30 mins late
7%
60 mins late
3%
90 mins late
10%
Cancelled
0%
On-Time Arrivals
Punctuality
87%
Late on average 3 minutes
Early
80%
On time
7%
30 mins late
0%
60 mins late
10%
90 mins late
3%
Cancelled
0%
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