DL4939 Delta Air Lines - Flight Status
Below, you can find details about Delta Air Lines flight DL4939, which currently operates between the airports of Saint Louis - St Louis Lambert International Airport (Airport Code STL) and New York - New York LaGuardia Airport (Airport Code LGA).
This flight data pertains specifically to the flight's details for Thursday, January 08, 2026.
Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights DL4939
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights DL4939
DL4939 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions. Flight Status
DL4939 Delta Air Lines from Saint Louis
Scheduled - On-time
Flight Status for Thursday January 08, 2026
This flight was also scheduled for Yesterday (January 07, 2026). See it here
This flight is also scheduled for Tomorrow (January 09, 2026). See it here
Scheduled - On-time
Flight Status for Thursday January 08, 2026
Airline information
Delta Air Lines
Equipment: Canadair (Bombardier) Regional Jet 900 and Challenger 890
Departure
Saint Louis (STL)
January 08, 2026
St Louis Lambert International Airport
Estimated Departure Time:
09:45 am
Terminal:
1
Gate:
A8
Scheduled Departure Time: 09:45 am
Arrival
New York (LGA)
January 08, 2026
New York LaGuardia Airport
Estimated Arrival Time:
01:11 pm
Terminal:
C
Gate:
74
Scheduled Arrival Time: 01:11 pm
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.laguardia-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.
Codeshare Flights
This flight is shared with other airlines, this means that these other flights are the same:
- WS8784 - WestJet
Additional Information
Which is the frequency of flight DL4939?
The flight DL4939 is scheduled to flight on Monday, Tuesday, Wednesday, Thursday, Friday, Sunday on a weekly basis.
Which is the distance of flight DL4939?
The distance between the two airports is 887 miles.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Saint Louis: 2026-01-08 08:41:16
Current Time in New York: 2026-01-08 09:41:16
The flight DL4939 is scheduled to flight on Monday, Tuesday, Wednesday, Thursday, Friday, Sunday on a weekly basis.
Which is the distance of flight DL4939?
The distance between the two airports is 887 miles.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Saint Louis: 2026-01-08 08:41:16
Current Time in New York: 2026-01-08 09:41:16
Alternative Flights
The following airlines serves the same route between Saint Louis and New York:
American Airlines
- Flight Number: AA4461. (On Time performance: 60 - Average Delay: 52 minutes)
- Flight Number: AA4475. (On Time performance: 64 - Average Delay: 45 minutes)
- Flight Number: AA4486. (On Time performance: 85 - Average Delay: 15 minutes)
Delta Air Lines
- Flight Number: DL4715. (On Time performance: 64 - Average Delay: 26 minutes)
- Flight Number: DL4905.
- Flight Number: DL4981. (On Time performance: 85 - Average Delay: 14 minutes)
- Flight Number: DL4997. (On Time performance: 55 - Average Delay: 41 minutes)
- Flight Number: DL5274. (On Time performance: 85 - Average Delay: 4 minutes)
- Flight Number: DL5380. (On Time performance: 92 - Average Delay: 3 minutes)
- Flight Number: DL5622. (On Time performance: 65 - Average Delay: 25 minutes)
- Flight Number: DL5731. (On Time performance: 82 - Average Delay: 13 minutes)
- Flight Number: DL5822. (On Time performance: 78 - Average Delay: 15 minutes)
Southwest Airlines
- Flight Number: WN2261. (On Time performance: 67 - Average Delay: 17 minutes)
- Flight Number: WN2342. (On Time performance: 67 - Average Delay: 26 minutes)
- Flight Number: WN2741. (On Time performance: 67 - Average Delay: 27 minutes)
- Flight Number: WN3418. (On Time performance: 52 - Average Delay: 29 minutes)
- Flight Number: WN3958. (On Time performance: 43 - Average Delay: 42 minutes)
- Flight Number: WN4435. (On Time performance: 85 - Average Delay: 9 minutes)
- Flight Number: WN4854. (On Time performance: 72 - Average Delay: 35 minutes)
American Airlines
- Flight Number: AA4461. (On Time performance: 60 - Average Delay: 52 minutes)
- Flight Number: AA4475. (On Time performance: 64 - Average Delay: 45 minutes)
- Flight Number: AA4486. (On Time performance: 85 - Average Delay: 15 minutes)
Delta Air Lines
- Flight Number: DL4715. (On Time performance: 64 - Average Delay: 26 minutes)
- Flight Number: DL4905.
- Flight Number: DL4981. (On Time performance: 85 - Average Delay: 14 minutes)
- Flight Number: DL4997. (On Time performance: 55 - Average Delay: 41 minutes)
- Flight Number: DL5274. (On Time performance: 85 - Average Delay: 4 minutes)
- Flight Number: DL5380. (On Time performance: 92 - Average Delay: 3 minutes)
- Flight Number: DL5622. (On Time performance: 65 - Average Delay: 25 minutes)
- Flight Number: DL5731. (On Time performance: 82 - Average Delay: 13 minutes)
- Flight Number: DL5822. (On Time performance: 78 - Average Delay: 15 minutes)
Southwest Airlines
- Flight Number: WN2261. (On Time performance: 67 - Average Delay: 17 minutes)
- Flight Number: WN2342. (On Time performance: 67 - Average Delay: 26 minutes)
- Flight Number: WN2741. (On Time performance: 67 - Average Delay: 27 minutes)
- Flight Number: WN3418. (On Time performance: 52 - Average Delay: 29 minutes)
- Flight Number: WN3958. (On Time performance: 43 - Average Delay: 42 minutes)
- Flight Number: WN4435. (On Time performance: 85 - Average Delay: 9 minutes)
- Flight Number: WN4854. (On Time performance: 72 - Average Delay: 35 minutes)
Punctuality and delays
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from January 06, 2025 to March 07, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from January 06, 2025 to March 07, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.
Last Past Flights DL4939
Date
Departure
Arrival
Duration
Aircraft
Status
Wednesday
07 January
07 January
09:29 am
Saint Louis (STL)
Saint Louis (STL)
12:49 pm
New York (LGA)
New York (LGA)
02h 20min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Tuesday
06 January
06 January
10:11 am
Saint Louis (STL)
Saint Louis (STL)
01:12 pm
New York (LGA)
New York (LGA)
02h 01min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Monday
05 January
05 January
09:35 am
Saint Louis (STL)
Saint Louis (STL)
12:54 pm
New York (LGA)
New York (LGA)
02h 19min
Canadair (Bomb
Canadair (Bomb
Landed - On-time