KLM flight KL 6634: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Sat 08:00 Cancun (CUN) 3 11:35 Atlanta (ATL) I
KL 6634 Non-stop Boeing 737-800 (738) 2:35 Operates only on 2026-10-24
Codeshare flight, operated by Delta Air Lines.(DL 609)
Daily 09:55 Cancun (CUN) 3 13:38 Atlanta (ATL) I
KL 6634 Non-stop Boeing 737-900 (739) 2:43 Effective 2026-04-13 through 2026-06-06
Codeshare flight, operated by Delta Air Lines.(DL 2013)
Daily 09:55 Cancun (CUN) 3 13:43 Atlanta (ATL) I
KL 6634 Non-stop Boeing 737-900 (739) 2:48 Effective 2026-06-07 through 2026-07-06
Codeshare flight, operated by Delta Air Lines.(DL 2013)
Daily 09:55 Cancun (CUN) 3 13:32 Atlanta (ATL) I
KL 6634 Non-stop Boeing 737-900 (739) 2:37 Effective 2026-07-07 through 2026-08-09
Codeshare flight, operated by Delta Air Lines.(DL 2013)
Daily 10:10 Cancun (CUN) 3 13:49 Atlanta (ATL) I
KL 6634 Non-stop Airbus A321 (321) 2:39 Effective 2026-03-29 through 2026-04-12
Codeshare flight, operated by Delta Air Lines.(DL 2013)
Daily 15:50 New York John F. Kennedy (JFK) 4 18:00 Charlotte (CLT)
KL 6634 Non-stop Canadair CRJ 900 (CR9) 2:10 Effective 2026-02-12 through 2026-03-07
Codeshare flight, operated by Delta Air Lines.(DL 5067)
Mon-Thu,Sat,Sun 16:00 New York John F. Kennedy (JFK) 4 18:13 Charlotte (CLT)
KL 6634 Non-stop Canadair CRJ 900 (CR9) 2:13 Effective 2026-01-05 through 2026-01-15
Codeshare flight, operated by Delta Air Lines.(DL 5077)
Fri 16:00 New York John F. Kennedy (JFK) 4 18:09 Charlotte (CLT)
KL 6634 Non-stop Canadair CRJ 900 (CR9) 2:09 Operates only on 2026-01-09
Codeshare flight, operated by Delta Air Lines.(DL 5077)
Daily 16:00 New York John F. Kennedy (JFK) 4 18:13 Charlotte (CLT)
KL 6634 Non-stop Canadair CRJ 900 (CR9) 2:13 Effective 2026-01-16 through 2026-02-11
Codeshare flight, operated by Delta Air Lines.(DL 5077)
Daily 16:50 New York John F. Kennedy (JFK) 4 19:06 Charlotte (CLT)
KL 6634 Non-stop Canadair CRJ 900 (CR9) 2:16 Effective 2026-03-08 through 2026-03-28
Codeshare flight, operated by Delta Air Lines.(DL 5067)
Daily 21:15 Atlanta (ATL) S 22:05 Lafayette (LFT)
KL 6634 Non-stop Canadair CRJ 900 (CR9) 1:50 Effective from 2026-10-25
Codeshare flight, operated by Delta Air Lines.(DL 5535)
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This flight number is listed as serving the following routes:


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KLM flight KL 6634: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL6634
08:00
Cancun (CUN) 3

11:35
Atlanta (ATL) I
Operates only on 2026-10-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 609)
Duration: 2:35, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
KLM KL6634
09:55
Cancun (CUN) 3

13:38
Atlanta (ATL) I
Effective 2026-04-13 through 2026-06-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2013)
Duration: 2:43, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
KLM KL6634
09:55
Cancun (CUN) 3

13:43
Atlanta (ATL) I
Effective 2026-06-07 through 2026-07-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2013)
Duration: 2:48, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
KLM KL6634
09:55
Cancun (CUN) 3

13:32
Atlanta (ATL) I
Effective 2026-07-07 through 2026-08-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2013)
Duration: 2:37, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
KLM KL6634
10:10
Cancun (CUN) 3

13:49
Atlanta (ATL) I
Effective 2026-03-29 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2013)
Duration: 2:39, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
KLM KL6634
15:50
New York John F. Kennedy (JFK) 4

18:00
Charlotte (CLT)
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5067)
Duration: 2:10, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6634
16:00
New York John F. Kennedy (JFK) 4

18:13
Charlotte (CLT)
Effective 2026-01-05 through 2026-01-15
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5077)
Duration: 2:13, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6634
16:00
New York John F. Kennedy (JFK) 4

18:09
Charlotte (CLT)
Operates only on 2026-01-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5077)
Duration: 2:09, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6634
16:00
New York John F. Kennedy (JFK) 4

18:13
Charlotte (CLT)
Effective 2026-01-16 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5077)
Duration: 2:13, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6634
16:50
New York John F. Kennedy (JFK) 4

19:06
Charlotte (CLT)
Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5067)
Duration: 2:16, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6634
21:15
Atlanta (ATL) S

22:05
Lafayette (LFT)
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5535)
Duration: 1:50, non-stop
Canadair CRJ 900 (CR9)
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Lafayette (LFT)
  • Cancun (CUN) - Atlanta (ATL)
  • New York John F. Kennedy (JFK) - Charlotte (CLT)
All KLM flights
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