KLM flight KL 6257: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:00 Buffalo (BUF) 08:14 Atlanta (ATL) S
KL 6257 Non-stop Boeing 737-900 (739) 2:14 Valid until 2025-05-06
Codeshare flight, operated by Delta Air Lines.(DL 2664)
Daily 06:00 Buffalo (BUF) 08:06 Atlanta (ATL) S
KL 6257 Non-stop Boeing 757 (757) 2:06 Effective 2025-05-07 through 2025-05-19
Codeshare flight, operated by Delta Air Lines.(DL 2664)
Daily 06:00 Buffalo (BUF) 08:08 Atlanta (ATL) S
KL 6257 Non-stop Airbus A321 (321) 2:08 Effective 2025-05-20 through 2025-06-07
Codeshare flight, operated by Delta Air Lines.(DL 2664)
Sat 06:00 Buffalo (BUF) 08:06 Atlanta (ATL) S
KL 6257 Non-stop Boeing 737-900 (739) 2:06 Effective 2025-06-14 through 2025-06-28
Codeshare flight, operated by Delta Air Lines.(DL 2664)
Wed-Sun 06:00 Buffalo (BUF) 08:06 Atlanta (ATL) S
KL 6257 Non-stop Boeing 737-900 (739) 2:06 Effective 2025-06-29 through 2025-07-05
Codeshare flight, operated by Delta Air Lines.(DL 2664)
Mon,Tue 06:00 Buffalo (BUF) 08:07 Atlanta (ATL) S
KL 6257 Non-stop Airbus A321 (321) 2:07 Effective 2025-06-30 through 2025-07-01
Codeshare flight, operated by Delta Air Lines.(DL 2664)
Sat 06:00 Buffalo (BUF) 08:07 Atlanta (ATL) S
KL 6257 Non-stop Boeing 737-900 (739) 2:07 Effective 2025-07-12 through 2025-09-06
Codeshare flight, operated by Delta Air Lines.(DL 2664)
Daily 13:55 New York John F. Kennedy (JFK) 4 16:24 Savannah (SAV)
KL 6257 Non-stop Canadair CRJ 900 (CR9) 2:29 Effective 2025-12-20 through 2026-01-05
Codeshare flight, operated by Delta Air Lines.(DL 5460)
Daily 14:25 New York John F. Kennedy (JFK) 4 16:56 Savannah (SAV)
KL 6257 Non-stop Canadair CRJ 900 (CR9) 2:31 Effective 2025-10-26 through 2025-12-19
Codeshare flight, operated by Delta Air Lines.(DL 5460)
Daily 14:25 New York John F. Kennedy (JFK) 4 16:56 Savannah (SAV)
KL 6257 Non-stop Canadair CRJ 900 (CR9) 2:31 Effective from 2026-01-06
Codeshare flight, operated by Delta Air Lines.(DL 5460)
Sat 15:30 Buffalo (BUF) 17:47 Atlanta (ATL) S
KL 6257 Non-stop Airbus A321 (321) 2:17 Operates only on 2025-10-25
Codeshare flight, operated by Delta Air Lines.(DL 2266)
Mon,Tue,Sat,Sun 17:05 Savannah (SAV) 19:26 New York John F. Kennedy (JFK) 4
KL 6257 Non-stop Canadair CRJ 900 (CR9) 2:21 Effective 2025-12-20 through 2025-12-23
Codeshare flight, operated by Delta Air Lines.(DL 5460)
Mon,Sun 17:05 Savannah (SAV) 19:26 New York John F. Kennedy (JFK) 4
KL 6257 Non-stop Canadair CRJ 900 (CR9) 2:21 Effective 2026-01-04 through 2026-01-05
Codeshare flight, operated by Delta Air Lines.(DL 5460)
Daily 17:30 Savannah (SAV) 19:51 New York John F. Kennedy (JFK) 4
KL 6257 Non-stop Canadair CRJ 900 (CR9) 2:21 Effective 2025-12-24 through 2026-01-03
Codeshare flight, operated by Delta Air Lines.(DL 5460)
Daily 17:59 Savannah (SAV) 20:20 New York John F. Kennedy (JFK) 4
KL 6257 Non-stop Canadair CRJ 900 (CR9) 2:21 Effective 2025-10-26 through 2025-12-19
Codeshare flight, operated by Delta Air Lines.(DL 5460)
Daily 17:59 Savannah (SAV) 20:18 New York John F. Kennedy (JFK) 4
KL 6257 Non-stop Canadair CRJ 900 (CR9) 2:19 Effective from 2026-01-06
Codeshare flight, operated by Delta Air Lines.(DL 5460)
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This flight number is listed as serving the following routes:


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KLM flight KL 6257: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL6257
06:00
Buffalo (BUF)

08:14
Atlanta (ATL) S
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2664)
Duration: 2:14, non-stop
Boeing 737-900 (739)
KLM KL6257
06:00
Buffalo (BUF)

08:06
Atlanta (ATL) S
Effective 2025-05-07 through 2025-05-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2664)
Duration: 2:06, non-stop
Boeing 757 (757)
KLM KL6257
06:00
Buffalo (BUF)

08:08
Atlanta (ATL) S
Effective 2025-05-20 through 2025-06-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2664)
Duration: 2:08, non-stop
Airbus A321 (321)
KLM KL6257
06:00
Buffalo (BUF)

08:06
Atlanta (ATL) S
Effective 2025-06-14 through 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2664)
Duration: 2:06, non-stop
Boeing 737-900 (739)
KLM KL6257
06:00
Buffalo (BUF)

08:06
Atlanta (ATL) S
Effective 2025-06-29 through 2025-07-05
Mon
-
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2664)
Duration: 2:06, non-stop
Boeing 737-900 (739)
KLM KL6257
06:00
Buffalo (BUF)

08:07
Atlanta (ATL) S
Effective 2025-06-30 through 2025-07-01
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2664)
Duration: 2:07, non-stop
Airbus A321 (321)
KLM KL6257
06:00
Buffalo (BUF)

08:07
Atlanta (ATL) S
Effective 2025-07-12 through 2025-09-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2664)
Duration: 2:07, non-stop
Boeing 737-900 (739)
KLM KL6257
13:55
New York John F. Kennedy (JFK) 4

16:24
Savannah (SAV)
Effective 2025-12-20 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5460)
Duration: 2:29, non-stop
Canadair CRJ 900 (CR9)
KLM KL6257
14:25
New York John F. Kennedy (JFK) 4

16:56
Savannah (SAV)
Effective 2025-10-26 through 2025-12-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5460)
Duration: 2:31, non-stop
Canadair CRJ 900 (CR9)
KLM KL6257
14:25
New York John F. Kennedy (JFK) 4

16:56
Savannah (SAV)
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5460)
Duration: 2:31, non-stop
Canadair CRJ 900 (CR9)
KLM KL6257
15:30
Buffalo (BUF)

17:47
Atlanta (ATL) S
Operates only on 2025-10-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2266)
Duration: 2:17, non-stop
Airbus A321 (321)
KLM KL6257
17:05
Savannah (SAV)

19:26
New York John F. Kennedy (JFK) 4
Effective 2025-12-20 through 2025-12-23
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5460)
Duration: 2:21, non-stop
Canadair CRJ 900 (CR9)
KLM KL6257
17:05
Savannah (SAV)

19:26
New York John F. Kennedy (JFK) 4
Effective 2026-01-04 through 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5460)
Duration: 2:21, non-stop
Canadair CRJ 900 (CR9)
KLM KL6257
17:30
Savannah (SAV)

19:51
New York John F. Kennedy (JFK) 4
Effective 2025-12-24 through 2026-01-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5460)
Duration: 2:21, non-stop
Canadair CRJ 900 (CR9)
KLM KL6257
17:59
Savannah (SAV)

20:20
New York John F. Kennedy (JFK) 4
Effective 2025-10-26 through 2025-12-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5460)
Duration: 2:21, non-stop
Canadair CRJ 900 (CR9)
KLM KL6257
17:59
Savannah (SAV)

20:18
New York John F. Kennedy (JFK) 4
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5460)
Duration: 2:19, non-stop
Canadair CRJ 900 (CR9)
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This flight number is listed as serving the following routes:
  • Buffalo (BUF) - Atlanta (ATL)
  • New York John F. Kennedy (JFK) - Savannah (SAV)
All KLM flights
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