Informational Guide to John F. Kennedy International - New York (JFK) - NON OFFICIAL

DL643 Delta Air Lines - Flight Status

Codeshare Flights
The flight AM3122 from Aeromexico (AM) is a codeshare flight operated by Delta Air Lines (DL) under the flight number DL643. Check this page for details about flight DL643.

Below, you can find details about Delta Air Lines flight DL643, which currently operates between the airports of Cancun - Cancun International Airport (Airport Code CUN) and New York - New York John F. Kennedy International Airport (Airport Code JFK).
This flight data pertains specifically to the flight's details for Saturday, April 18, 2026.

DL643 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

DL643 Delta Air Lines from Cancun

Landed - On-time
Delay: 14 minutes
Flight Status for Saturday April 18, 2026
This flight is also scheduled for Today (April 19, 2026). See it here
This flight is also scheduled for Tomorrow (April 20, 2026). See it here

Airline information

Delta Air Lines
Delta Air Lines
Equipment: Airbus A321neo

Departure

Cancun (CUN)
April 18, 2026
Cancun International Airport
Departed at:
03:41 pm
Terminal:
3
Gate:
C05
Scheduled Departure Time: 03:35 pm

Arrival

New York (JFK)
April 18, 2026
New York John F. Kennedy International Airport
Arrived at:
08:43 pm
Terminal:
4
Gate:
B37
Scheduled Arrival Time: 08:29 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.airport-jfk.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:

- AF2267 - Air France

- AM3122 - Aeromexico

- KE7610 - Korean Air

- KL7692 - KLM Royal Dutch Airlines

- LY4253 - El Al Israel Airlines

Additional Information

Which is the frequency of flight DL643?
The flight DL643 is scheduled to flight on daily basis.

Which is the distance of flight DL643?
The distance between the two airports is 1557 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 Cancun: 2026-04-19 02:59:36
Current Time in New York: 2026-04-19 03:59:36

Alternative Flights

The following airlines serves the same route between Cancun and New York:

American Airlines
- Flight Number: AA1102. (On Time performance: 67 - Average Delay: 39 minutes)
- Flight Number: AA1185. (On Time performance: 84 - Average Delay: 8 minutes)
- Flight Number: AA1350. (On Time performance: 68 - Average Delay: 31 minutes)
- Flight Number: AA2850. (On Time performance: 78 - Average Delay: 18 minutes)
- Flight Number: AA602. (On Time performance: 89 - Average Delay: 7 minutes)

JetBlue
- Flight Number: B61352. (On Time performance: 92 - Average Delay: 4 minutes)
- Flight Number: B6152. (On Time performance: 81 - Average Delay: 11 minutes)
- Flight Number: B61852. (On Time performance: 73 - Average Delay: 20 minutes)
- Flight Number: B62952. (On Time performance: 43 - Average Delay: 47 minutes)
- Flight Number: B6752. (On Time performance: 64 - Average Delay: 30 minutes)
- Flight Number: B6952. (On Time performance: 79 - Average Delay: 15 minutes)

Delta Air Lines
- Flight Number: DL2793. (On Time performance: 68 - Average Delay: 14 minutes)
- Flight Number: DL620. (On Time performance: 78 - Average Delay: 12 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 April 05, 2025 to January 04, 2026. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Note: We have excluded some months from the graph, since the quantity and quality of the data is not representative enough.

Last Past Flights DL643

Date
Departure
Arrival
Duration
Aircraft
Status
Saturday
18 April
03:41 pm
Cancun (CUN)
08:43 pm
New York (JFK)
04h 02min
Airbus A321neo
Airbus A321neo
Landed - On-time
Friday
17 April
03:26 pm
Cancun (CUN)
08:34 pm
New York (JFK)
04h 08min
Airbus A321neo
Airbus A321neo
Landed - On-time
Thursday
16 April
03:23 pm
Cancun (CUN)
08:11 pm
New York (JFK)
03h 48min
Airbus A321neo
Airbus A321neo
Landed - On-time
Wednesday
15 April
03:27 pm
Cancun (CUN)
08:10 pm
New York (JFK)
03h 43min
Airbus A321neo
Airbus A321neo
Landed - On-time
Tuesday
14 April
03:27 pm
Cancun (CUN)
08:11 pm
New York (JFK)
03h 44min
Airbus A321neo
Airbus A321neo
Landed - On-time
Monday
13 April
03:29 pm
Cancun (CUN)
08:16 pm
New York (JFK)
03h 47min
Airbus A321neo
Airbus A321neo
Landed - On-time