KLM flight KL 6664: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Sat 07:15 Lexington (LEX) 08:59 Atlanta (ATL) S
KL 6664 Non-stop Canadair CRJ 900 (CR9) 1:44 Operates only on 2026-03-28
Codeshare flight, operated by Delta Air Lines.(DL 5062)
Mon,Thu,Fri 15:50 Atlanta (ATL) S 17:04 Lexington (LEX)
KL 6664 Non-stop Canadair CRJ 900 (CR9) 1:14 Effective 2026-02-12 through 2026-02-20
Codeshare flight, operated by Delta Air Lines.(DL 4678)
Mon,Thu,Fri,Sun 15:50 Atlanta (ATL) S 17:04 Lexington (LEX)
KL 6664 Non-stop Canadair CRJ 900 (CR9) 1:14 Effective 2026-02-22 through 2026-03-06
Codeshare flight, operated by Delta Air Lines.(DL 4678)
Mon,Thu,Fri 17:46 Lexington (LEX) 19:29 Atlanta (ATL) S
KL 6664 Non-stop Canadair CRJ 900 (CR9) 1:43 Effective 2026-02-12 through 2026-02-20
Codeshare flight, operated by Delta Air Lines.(DL 4678)
Mon,Thu,Fri,Sun 17:46 Lexington (LEX) 19:29 Atlanta (ATL) S
KL 6664 Non-stop Canadair CRJ 900 (CR9) 1:43 Effective 2026-02-22 through 2026-03-06
Codeshare flight, operated by Delta Air Lines.(DL 4678)
Mon,Tue,Fri-Sun 17:52 Lexington (LEX) 19:29 Atlanta (ATL) S
KL 6664 Non-stop Canadair CRJ 900 (CR9) 1:37 Valid until 2026-01-04
Codeshare flight, operated by Delta Air Lines.(DL 5461)
Daily 19:55 Minneapolis/Saint Paul (MSP) 1 22:56 Cleveland (CLE)
KL 6664 Non-stop Embraer EMB 175 (E7W) 2:01 Effective 2026-03-29 through 2026-04-12
Codeshare flight, operated by Delta Air Lines.(DL 3785)
Daily 20:05 Minneapolis/Saint Paul (MSP) 1 22:54 Cleveland (CLE)
KL 6664 Non-stop Canadair CRJ 900 (CR9) 1:49 Effective 2026-04-13 through 2026-05-06
Codeshare flight, operated by Delta Air Lines.(DL 5441)
Daily 20:05 Minneapolis/Saint Paul (MSP) 1 22:54 Cleveland (CLE)
KL 6664 Non-stop Airbus A220-100 (221) 1:49 Effective 2026-05-07 through 2026-10-05
Codeshare flight, operated by Delta Air Lines.(DL 1392)
Daily 20:05 Minneapolis/Saint Paul (MSP) 1 23:06 Cleveland (CLE)
KL 6664 Non-stop Canadair CRJ 900 (CR9) 2:01 Effective 2026-10-06 through 2026-10-24
Codeshare flight, operated by Delta Air Lines.(DL 5373)
Daily 21:35 Detroit (DTW) M 23:34 Boston Logan (BOS) A
KL 6664 Non-stop Airbus A321 (321) 1:59 Effective from 2026-10-25
Codeshare flight, operated by Delta Air Lines.(DL 1187)
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This flight number is listed as serving the following routes:


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KLM flight KL 6664: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL6664
07:15
Lexington (LEX)

08:59
Atlanta (ATL) S
Operates only on 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5062)
Duration: 1:44, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6664
15:50
Atlanta (ATL) S

17:04
Lexington (LEX)
Effective 2026-02-12 through 2026-02-20
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4678)
Duration: 1:14, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6664
15:50
Atlanta (ATL) S

17:04
Lexington (LEX)
Effective 2026-02-22 through 2026-03-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4678)
Duration: 1:14, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6664
17:46
Lexington (LEX)

19:29
Atlanta (ATL) S
Effective 2026-02-12 through 2026-02-20
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4678)
Duration: 1:43, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6664
17:46
Lexington (LEX)

19:29
Atlanta (ATL) S
Effective 2026-02-22 through 2026-03-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4678)
Duration: 1:43, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6664
17:52
Lexington (LEX)

19:29
Atlanta (ATL) S
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5461)
Duration: 1:37, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6664
19:55
Minneapolis/Saint Paul (MSP) 1

22:56
Cleveland (CLE)
Effective 2026-03-29 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3785)
Duration: 2:01, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6664
20:05
Minneapolis/Saint Paul (MSP) 1

22:54
Cleveland (CLE)
Effective 2026-04-13 through 2026-05-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5441)
Duration: 1:49, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6664
20:05
Minneapolis/Saint Paul (MSP) 1

22:54
Cleveland (CLE)
Effective 2026-05-07 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1392)
Duration: 1:49, non-stop
Airbus A220-100 (221)
Direct Codeshare Flights:
KLM KL6664
20:05
Minneapolis/Saint Paul (MSP) 1

23:06
Cleveland (CLE)
Effective 2026-10-06 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5373)
Duration: 2:01, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6664
21:35
Detroit (DTW) M

23:34
Boston Logan (BOS) A
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1187)
Duration: 1:59, non-stop
Airbus A321 (321)
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Lexington (LEX)
  • Detroit (DTW) - Boston Logan (BOS)
  • Minneapolis/Saint Paul (MSP) - Cleveland (CLE)
All KLM flights
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