KLM flight KL 6644: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon-Fri,Sun 15:50 Detroit (DTW) M 17:04 Fayetteville/Springdale (XNA)
KL 6644 Non-stop Canadair CRJ 700 (CR7) 2:14 Valid until 2025-05-06
Codeshare flight, operated by Delta Air Lines.(DL 4889)
Daily 15:50 Detroit (DTW) M 17:05 Fayetteville/Springdale (XNA)
KL 6644 Non-stop Canadair CRJ 900 (CR9) 2:15 Effective 2025-07-07 through 2025-09-07
Codeshare flight, operated by Delta Air Lines.(DL 4889)
Daily 15:50 Detroit (DTW) M 17:08 Fayetteville/Springdale (XNA)
KL 6644 Non-stop Canadair CRJ 900 (CR9) 2:18 Effective 2025-09-08 through 2025-10-25
Codeshare flight, operated by Delta Air Lines.(DL 4889)
Daily 15:55 Detroit (DTW) M 17:11 Fayetteville/Springdale (XNA)
KL 6644 Non-stop Canadair CRJ 700 (CR7) 2:16 Effective 2025-05-07 through 2025-05-23
Codeshare flight, operated by Delta Air Lines.(DL 4889)
Daily 15:55 Detroit (DTW) M 17:11 Fayetteville/Springdale (XNA)
KL 6644 Non-stop Canadair CRJ 700 (CR7) 2:16 Effective 2025-05-26 through 2025-06-07
Codeshare flight, operated by Delta Air Lines.(DL 4889)
Daily 16:06 Detroit (DTW) M 17:17 Fayetteville/Springdale (XNA)
KL 6644 Non-stop Canadair CRJ 700 (CR7) 2:11 Effective 2025-06-09 through 2025-06-20
Codeshare flight, operated by Delta Air Lines.(DL 4889)
Mon-Fri,Sun 16:06 Detroit (DTW) M 17:17 Fayetteville/Springdale (XNA)
KL 6644 Non-stop Canadair CRJ 700 (CR7) 2:11 Effective 2025-06-22 through 2025-07-03
Codeshare flight, operated by Delta Air Lines.(DL 4889)
Sun 16:06 Detroit (DTW) M 17:17 Fayetteville/Springdale (XNA)
KL 6644 Non-stop Canadair CRJ 700 (CR7) 2:11 Operates only on 2025-07-06
Codeshare flight, operated by Delta Air Lines.(DL 4889)
Sun 16:07 Detroit (DTW) M 17:18 Fayetteville/Springdale (XNA)
KL 6644 Non-stop Canadair CRJ 700 (CR7) 2:11 Operates only on 2025-06-08
Codeshare flight, operated by Delta Air Lines.(DL 4889)
Sat 16:07 Detroit (DTW) M 17:18 Fayetteville/Springdale (XNA)
KL 6644 Non-stop Canadair CRJ 700 (CR7) 2:11 Effective 2025-06-21 through 2025-06-28
Codeshare flight, operated by Delta Air Lines.(DL 4889)
Tue,Sat,Sun 18:40 New York John F. Kennedy (JFK) 4 22:16 Seattle-Tacoma (SEA)
KL 6644 Non-stop Airbus A321neo (32Q) 6:36 Effective 2025-12-20 through 2025-12-23
Codeshare flight, operated by Delta Air Lines.(DL 688)
Sun 18:40 New York John F. Kennedy (JFK) 4 22:16 Seattle-Tacoma (SEA)
KL 6644 Non-stop Airbus A321neo (32Q) 6:36 Operates only on 2026-01-04
Codeshare flight, operated by Delta Air Lines.(DL 688)
Tue,Thu-Sun 18:50 New York John F. Kennedy (JFK) 4 22:26 Seattle-Tacoma (SEA)
KL 6644 Non-stop Airbus A321neo (32Q) 6:36 Effective 2025-12-25 through 2026-01-03
Codeshare flight, operated by Delta Air Lines.(DL 688)
Tue,Thu-Sun 19:10 New York John F. Kennedy (JFK) 4 22:48 Seattle-Tacoma (SEA)
KL 6644 Non-stop Airbus A321neo (32Q) 6:38 Effective 2025-10-26 through 2025-11-01
Codeshare flight, operated by Delta Air Lines.(DL 688)
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This flight number is listed as serving the following routes:


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KLM flight KL 6644: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL6644
15:50
Detroit (DTW) M

17:04
Fayetteville/Springdale (XNA)
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4889)
Duration: 2:14, non-stop
Canadair CRJ 700 (CR7)
KLM KL6644
15:50
Detroit (DTW) M

17:05
Fayetteville/Springdale (XNA)
Effective 2025-07-07 through 2025-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4889)
Duration: 2:15, non-stop
Canadair CRJ 900 (CR9)
KLM KL6644
15:50
Detroit (DTW) M

17:08
Fayetteville/Springdale (XNA)
Effective 2025-09-08 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4889)
Duration: 2:18, non-stop
Canadair CRJ 900 (CR9)
KLM KL6644
15:55
Detroit (DTW) M

17:11
Fayetteville/Springdale (XNA)
Effective 2025-05-07 through 2025-05-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4889)
Duration: 2:16, non-stop
Canadair CRJ 700 (CR7)
KLM KL6644
15:55
Detroit (DTW) M

17:11
Fayetteville/Springdale (XNA)
Effective 2025-05-26 through 2025-06-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4889)
Duration: 2:16, non-stop
Canadair CRJ 700 (CR7)
KLM KL6644
16:06
Detroit (DTW) M

17:17
Fayetteville/Springdale (XNA)
Effective 2025-06-09 through 2025-06-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4889)
Duration: 2:11, non-stop
Canadair CRJ 700 (CR7)
KLM KL6644
16:06
Detroit (DTW) M

17:17
Fayetteville/Springdale (XNA)
Effective 2025-06-22 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4889)
Duration: 2:11, non-stop
Canadair CRJ 700 (CR7)
KLM KL6644
16:06
Detroit (DTW) M

17:17
Fayetteville/Springdale (XNA)
Operates only on 2025-07-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4889)
Duration: 2:11, non-stop
Canadair CRJ 700 (CR7)
KLM KL6644
16:07
Detroit (DTW) M

17:18
Fayetteville/Springdale (XNA)
Operates only on 2025-06-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4889)
Duration: 2:11, non-stop
Canadair CRJ 700 (CR7)
KLM KL6644
16:07
Detroit (DTW) M

17:18
Fayetteville/Springdale (XNA)
Effective 2025-06-21 through 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4889)
Duration: 2:11, non-stop
Canadair CRJ 700 (CR7)
KLM KL6644
18:40
New York John F. Kennedy (JFK) 4

22:16
Seattle-Tacoma (SEA)
Effective 2025-12-20 through 2025-12-23
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 688)
Duration: 6:36, non-stop
Airbus A321neo (32Q)
KLM KL6644
18:40
New York John F. Kennedy (JFK) 4

22:16
Seattle-Tacoma (SEA)
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 688)
Duration: 6:36, non-stop
Airbus A321neo (32Q)
KLM KL6644
18:50
New York John F. Kennedy (JFK) 4

22:26
Seattle-Tacoma (SEA)
Effective 2025-12-25 through 2026-01-03
Mon
-
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 688)
Duration: 6:36, non-stop
Airbus A321neo (32Q)
KLM KL6644
19:10
New York John F. Kennedy (JFK) 4

22:48
Seattle-Tacoma (SEA)
Effective 2025-10-26 through 2025-11-01
Mon
-
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 688)
Duration: 6:38, non-stop
Airbus A321neo (32Q)
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This flight number is listed as serving the following routes:
  • Detroit (DTW) - Fayetteville/Springdale (XNA)
  • New York John F. Kennedy (JFK) - Seattle-Tacoma (SEA)
All KLM flights
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