KLM flight KL 5666: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon-Fri,Sun 13:59 Grand Rapids (GRR) 14:55 Detroit (DTW) M
KL 5666 Non-stop Canadair CRJ 900 (CR9) 0:56 Effective 2025-05-07 through 2025-06-06
Codeshare flight, operated by Delta Air Lines.(DL 3564)
Sat 13:59 Grand Rapids (GRR) 14:53 Detroit (DTW) M
KL 5666 Non-stop Boeing 717 (717) 0:54 Effective 2025-05-10 through 2025-06-07
Codeshare flight, operated by Delta Air Lines.(DL 2407)
Daily 14:14 Grand Rapids (GRR) 15:15 Detroit (DTW) M
KL 5666 Non-stop Canadair CRJ 900 (CR9) 1:01 Valid until 2025-05-06
Codeshare flight, operated by Delta Air Lines.(DL 4008)
Daily 14:15 West Palm Beach (PBI) 16:07 Atlanta (ATL) S
KL 5666 Non-stop Airbus A321 (321) 1:52 Effective 2025-10-26 through 2025-12-19
Codeshare flight, operated by Delta Air Lines.(DL 1190)
Daily 14:15 West Palm Beach (PBI) 16:11 Atlanta (ATL) S
KL 5666 Non-stop Airbus A321 (321) 1:56 Effective from 2026-01-06
Codeshare flight, operated by Delta Air Lines.(DL 1190)
Daily 14:18 Grand Rapids (GRR) 15:11 Detroit (DTW) M
KL 5666 Non-stop Canadair CRJ 900 (CR9) 0:53 Effective 2025-07-07 through 2025-09-07
Codeshare flight, operated by Delta Air Lines.(DL 5390)
Daily 14:18 Grand Rapids (GRR) 15:20 Detroit (DTW) M
KL 5666 Non-stop Canadair CRJ 900 (CR9) 1:02 Effective 2025-09-08 through 2025-10-25
Codeshare flight, operated by Delta Air Lines.(DL 5390)
Daily 14:20 Grand Rapids (GRR) 15:19 Detroit (DTW) M
KL 5666 Non-stop Canadair CRJ 700 (CR7) 0:59 Effective 2025-06-08 through 2025-06-20
Codeshare flight, operated by Delta Air Lines.(DL 5390)
Mon,Tue,Thu-Sun 14:20 Grand Rapids (GRR) 15:19 Detroit (DTW) M
KL 5666 Non-stop Canadair CRJ 700 (CR7) 0:59 Effective 2025-06-22 through 2025-07-01
Codeshare flight, operated by Delta Air Lines.(DL 5390)
Wed,Fri-Sun 14:20 Grand Rapids (GRR) 15:19 Detroit (DTW) M
KL 5666 Non-stop Canadair CRJ 700 (CR7) 0:59 Effective 2025-07-02 through 2025-07-06
Codeshare flight, operated by Delta Air Lines.(DL 5390)
Wed,Sat 14:22 Grand Rapids (GRR) 15:21 Detroit (DTW) M
KL 5666 Non-stop Canadair CRJ 700 (CR7) 0:59 Effective 2025-06-21 through 2025-06-25
Codeshare flight, operated by Delta Air Lines.(DL 5390)
Thu 14:22 Grand Rapids (GRR) 15:21 Detroit (DTW) M
KL 5666 Non-stop Canadair CRJ 700 (CR7) 0:59 Operates only on 2025-07-03
Codeshare flight, operated by Delta Air Lines.(DL 5390)
Daily 14:24 West Palm Beach (PBI) 16:16 Atlanta (ATL) S
KL 5666 Non-stop Airbus A321 (321) 1:52 Effective 2025-12-20 through 2026-01-05
Codeshare flight, operated by Delta Air Lines.(DL 1190)
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This flight number is listed as serving the following routes:
KLM flight KL 5666: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

KLM KL5666
Effective 2025-05-07 through 2025-06-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3564)
Duration: 0:56, non-stop
Canadair CRJ 900 (CR9)

KLM KL5666
Effective 2025-05-10 through 2025-06-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2407)
Duration: 0:54, non-stop
Boeing 717 (717)

KLM KL5666
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4008)
Duration: 1:01, non-stop
Canadair CRJ 900 (CR9)

KLM KL5666
Effective 2025-10-26 through 2025-12-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1190)
Duration: 1:52, non-stop
Airbus A321 (321)

KLM KL5666
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1190)
Duration: 1:56, non-stop
Airbus A321 (321)

KLM KL5666
Effective 2025-07-07 through 2025-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5390)
Duration: 0:53, non-stop
Canadair CRJ 900 (CR9)

KLM KL5666
Effective 2025-09-08 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5390)
Duration: 1:02, non-stop
Canadair CRJ 900 (CR9)

KLM KL5666
Effective 2025-06-08 through 2025-06-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5390)
Duration: 0:59, non-stop
Canadair CRJ 700 (CR7)

KLM KL5666
Effective 2025-06-22 through 2025-07-01
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5390)
Duration: 0:59, non-stop
Canadair CRJ 700 (CR7)

KLM KL5666
Effective 2025-07-02 through 2025-07-06
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5390)
Duration: 0:59, non-stop
Canadair CRJ 700 (CR7)

KLM KL5666
Effective 2025-06-21 through 2025-06-25
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5390)
Duration: 0:59, non-stop
Canadair CRJ 700 (CR7)

KLM KL5666
Operates only on 2025-07-03
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5390)
Duration: 0:59, non-stop
Canadair CRJ 700 (CR7)

KLM KL5666
Effective 2025-12-20 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1190)
Duration: 1:52, non-stop
Airbus A321 (321)
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This flight number is listed as serving the following routes:
  • Grand Rapids (GRR) - Detroit (DTW)
  • West Palm Beach (PBI) - Atlanta (ATL)