KLM
flight
KL 6640:
Multiple routes
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FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL6640
Effective 2025-10-26 through 2025-12-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 4712)
Duration: 2:01, non-stop Canadair CRJ 900 (CR9)
KLM KL6640
Effective 2025-12-20 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 3610)
Duration: 2:03, non-stop Canadair CRJ 900 (CR9)
KLM KL6640
Effective 2025-06-14 through 2025-06-21
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 4169)
Duration: 1:36, non-stop Embraer EMB 175 (E7W)
KLM KL6640
Operates only on 2025-05-24
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 4169)
Duration: 1:34, non-stop Embraer EMB 175 (E7W)
KLM KL6640
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 4169)
Duration: 1:34, non-stop Embraer EMB 175 (E7W)
KLM KL6640
Effective 2025-06-08 through 2025-06-27
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 4169)
Duration: 1:35, non-stop Embraer EMB 175 (E7W)
KLM KL6640
Effective 2025-06-28 through 2025-07-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 4169)
Duration: 1:35, non-stop Embraer EMB 175 (E7W)
KLM KL6640
Effective 2025-05-07 through 2025-06-06
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 4169)
Duration: 1:30, non-stop Embraer EMB 175 (E7W)
KLM KL6640
Effective 2025-05-10 through 2025-05-17
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 4169)
Duration: 1:32, non-stop Embraer EMB 175 (E7W)
KLM KL6640
Effective 2025-05-31 through 2025-06-07
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 4169)
Duration: 1:32, non-stop Embraer EMB 175 (E7W)
KLM KL6640
Effective 2025-07-07 through 2025-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 4169)
Duration: 1:33, non-stop Embraer EMB 175 (E7W)
KLM KL6640
Effective 2025-09-08 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 4169)
Duration: 1:37, non-stop Embraer EMB 175 (E7W)
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This flight number is listed as serving the following routes:
- Birmingham (BHM) - Detroit (DTW)
- Minneapolis/Saint Paul (MSP) - Midway, Chicago (MDW)