El Al flight LY 4231: New York John F. Kennedy - Buffalo

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon-Thu,Sun 11:00 New York John F. Kennedy (JFK) 4 12:33 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:33 Effective from 2026-10-25
Codeshare flight, operated by Delta Air Lines.(DL 4730)
Mon-Fri,Sun 13:00 New York John F. Kennedy (JFK) 4 14:39 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:39 Effective 2026-04-13 through 2026-05-21
Codeshare flight, operated by Delta Air Lines.(DL 5296)
Mon-Fri,Sun 13:00 New York John F. Kennedy (JFK) 4 14:39 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:39 Effective 2026-05-24 through 2026-09-11
Codeshare flight, operated by Delta Air Lines.(DL 5296)
Mon-Fri 13:00 New York John F. Kennedy (JFK) 4 14:39 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:39 Effective 2026-09-14 through 2026-09-18
Codeshare flight, operated by Delta Air Lines.(DL 5296)
Mon-Fri,Sun 13:00 New York John F. Kennedy (JFK) 4 14:39 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:39 Effective 2026-09-22 through 2026-10-05
Codeshare flight, operated by Delta Air Lines.(DL 5296)
Mon-Fri,Sun 13:00 New York John F. Kennedy (JFK) 4 14:34 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:34 Effective 2026-10-06 through 2026-10-23
Codeshare flight, operated by Delta Air Lines.(DL 5296)
Mon-Fri,Sun 13:24 New York John F. Kennedy (JFK) 4 14:58 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:34 Effective 2026-01-05 through 2026-02-11
Codeshare flight, operated by Delta Air Lines.(DL 5296)
Mon-Fri,Sun 13:24 New York John F. Kennedy (JFK) 4 14:56 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:32 Effective 2026-02-12 through 2026-03-06
Codeshare flight, operated by Delta Air Lines.(DL 5296)
Mon-Wed,Fri,Sun 13:35 New York John F. Kennedy (JFK) 4 15:14 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:39 Effective 2026-03-29 through 2026-04-07
Codeshare flight, operated by Delta Air Lines.(DL 5296)
Thu,Fri,Sun 13:35 New York John F. Kennedy (JFK) 4 15:14 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:39 Effective 2026-04-09 through 2026-04-12
Codeshare flight, operated by Delta Air Lines.(DL 5296)
Fri 14:00 New York John F. Kennedy (JFK) 4 15:36 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:36 Effective from 2026-10-30
Codeshare flight, operated by Delta Air Lines.(DL 5296)
Mon,Wed 17:39 New York John F. Kennedy (JFK) 4 19:16 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:37 Effective 2026-03-09 through 2026-03-18
Codeshare flight, operated by Delta Air Lines.(DL 5250)
Mon-Thu,Sun 17:39 New York John F. Kennedy (JFK) 4 19:16 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:37 Effective 2026-03-19 through 2026-03-26
Codeshare flight, operated by Delta Air Lines.(DL 5250)
Mon,Tue,Fri 21:59 New York John F. Kennedy (JFK) 4 23:43 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:44 Valid until 2026-01-02
Codeshare flight, operated by Delta Air Lines.(DL 5096)
Sat 22:00 New York John F. Kennedy (JFK) 4 23:45 Buffalo (BUF)
LY 4231 Non-stop Canadair CRJ 900 (CR9) 1:45 Operates only on 2026-01-03
Codeshare flight, operated by Delta Air Lines.(DL 5096)


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El Al flight LY 4231:
New York John F. Kennedy - Buffalo
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
El Al LY4231
11:00
New York John F. Kennedy (JFK) 4

12:33
Buffalo (BUF)
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4730)
Duration: 1:33, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
13:00
New York John F. Kennedy (JFK) 4

14:39
Buffalo (BUF)
Effective 2026-04-13 through 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5296)
Duration: 1:39, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
13:00
New York John F. Kennedy (JFK) 4

14:39
Buffalo (BUF)
Effective 2026-05-24 through 2026-09-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5296)
Duration: 1:39, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
13:00
New York John F. Kennedy (JFK) 4

14:39
Buffalo (BUF)
Effective 2026-09-14 through 2026-09-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5296)
Duration: 1:39, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
13:00
New York John F. Kennedy (JFK) 4

14:39
Buffalo (BUF)
Effective 2026-09-22 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5296)
Duration: 1:39, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
13:00
New York John F. Kennedy (JFK) 4

14:34
Buffalo (BUF)
Effective 2026-10-06 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5296)
Duration: 1:34, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
13:24
New York John F. Kennedy (JFK) 4

14:58
Buffalo (BUF)
Effective 2026-01-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5296)
Duration: 1:34, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
13:24
New York John F. Kennedy (JFK) 4

14:56
Buffalo (BUF)
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5296)
Duration: 1:32, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
13:35
New York John F. Kennedy (JFK) 4

15:14
Buffalo (BUF)
Effective 2026-03-29 through 2026-04-07
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5296)
Duration: 1:39, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
13:35
New York John F. Kennedy (JFK) 4

15:14
Buffalo (BUF)
Effective 2026-04-09 through 2026-04-12
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5296)
Duration: 1:39, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
14:00
New York John F. Kennedy (JFK) 4

15:36
Buffalo (BUF)
Effective from 2026-10-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5296)
Duration: 1:36, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
17:39
New York John F. Kennedy (JFK) 4

19:16
Buffalo (BUF)
Effective 2026-03-09 through 2026-03-18
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5250)
Duration: 1:37, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
17:39
New York John F. Kennedy (JFK) 4

19:16
Buffalo (BUF)
Effective 2026-03-19 through 2026-03-26
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5250)
Duration: 1:37, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
21:59
New York John F. Kennedy (JFK) 4

23:43
Buffalo (BUF)
Valid until 2026-01-02
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5096)
Duration: 1:44, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
El Al LY4231
22:00
New York John F. Kennedy (JFK) 4

23:45
Buffalo (BUF)
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5096)
Duration: 1:45, non-stop
Canadair CRJ 900 (CR9)
  • LY 4231 is a domestic flight departing from the New York John F. Kennedy airport (JFK) and arriving at Buffalo airport (BUF).
  • The flight distance is 300 miles, or 483 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:32 and 1:45.
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