KLM flight KL 6621: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Sat,Sun 06:00 Milwaukee (MKE) 09:05 Atlanta (ATL) S
KL 6621 Non-stop Airbus A321 (321) 2:05 Valid until 2024-09-01
Codeshare flight, operated by Delta Air Lines.(DL 1221)
Sat 06:00 Milwaukee (MKE) 09:06 Atlanta (ATL) S
KL 6621 Non-stop Airbus A321 (321) 2:06 Operates only on 2024-10-12
Codeshare flight, operated by Delta Air Lines.(DL 1221)
Sat 06:00 Milwaukee (MKE) 08:59 Atlanta (ATL) S
KL 6621 Non-stop Boeing 757-200 (75W) 1:59 Operates only on 2024-10-19
Codeshare flight, operated by Delta Air Lines.(DL 1221)
Daily 06:25 Columbus (CSG) 07:22 Atlanta (ATL) S
KL 6621 Non-stop Canadair CRJ 900 (CR9) 0:57 Effective 2024-10-27 through 2024-11-10
Codeshare flight, operated by Delta Air Lines.(DL 5403)
Daily 06:25 Columbus (CSG) 07:22 Atlanta (ATL) S
KL 6621 Non-stop Canadair CRJ 900 (CR9) 0:57 Effective 2025-01-06 through 2025-03-29
Codeshare flight, operated by Delta Air Lines.(DL 5403)
Daily 06:30 Columbus (CSG) 07:25 Atlanta (ATL) S
KL 6621 Non-stop Canadair CRJ 900 (CR9) 0:55 Effective 2024-11-11 through 2024-12-18
Codeshare flight, operated by Delta Air Lines.(DL 5403)
Daily 08:10 Atlanta (ATL) S 08:21 Panama City (ECP)
KL 6621 Non-stop Boeing 717 (717) 1:11 Effective 2025-03-30 through 2025-04-13
Codeshare flight, operated by Delta Air Lines.(DL 3048)
Daily 08:10 Atlanta (ATL) S 08:17 Panama City (ECP)
KL 6621 Non-stop Boeing 717 (717) 1:07 Effective 2025-04-14 through 2025-06-07
Codeshare flight, operated by Delta Air Lines.(DL 3048)
Daily 08:10 Atlanta (ATL) S 08:16 Panama City (ECP)
KL 6621 Non-stop Boeing 717 (717) 1:06 Effective from 2025-06-08
Codeshare flight, operated by Delta Air Lines.(DL 3048)
Daily 09:23 Panama City (ECP) 11:36 Atlanta (ATL) S
KL 6621 Non-stop Boeing 717 (717) 1:13 Effective 2025-03-30 through 2025-04-13
Codeshare flight, operated by Delta Air Lines.(DL 3048)
Daily 09:23 Panama City (ECP) 11:32 Atlanta (ATL) S
KL 6621 Non-stop Boeing 717 (717) 1:09 Effective 2025-04-14 through 2025-06-07
Codeshare flight, operated by Delta Air Lines.(DL 3048)
Daily 09:23 Panama City (ECP) 11:35 Atlanta (ATL) S
KL 6621 Non-stop Boeing 717 (717) 1:12 Effective from 2025-06-08
Codeshare flight, operated by Delta Air Lines.(DL 3048)
Tue-Fri 11:58 Milwaukee (MKE) 15:06 Atlanta (ATL) S
KL 6621 Non-stop Airbus A321 (321) 2:08 Effective 2024-09-03 through 2024-09-06
Codeshare flight, operated by Delta Air Lines.(DL 880)
Sat 11:59 Milwaukee (MKE) 15:02 Atlanta (ATL) S
KL 6621 Non-stop Boeing 737-900 (739) 2:03 Operates only on 2024-09-07
Codeshare flight, operated by Delta Air Lines.(DL 880)
Mon,Thu,Fri 12:10 Milwaukee (MKE) 15:15 Atlanta (ATL) S
KL 6621 Non-stop Boeing 737-900 (739) 2:05 Valid until 2024-09-02
Codeshare flight, operated by Delta Air Lines.(DL 880)
Sun 12:10 Milwaukee (MKE) 15:15 Atlanta (ATL) S
KL 6621 Non-stop Boeing 737-900 (739) 2:05 Operates only on 2024-09-08
Codeshare flight, operated by Delta Air Lines.(DL 880)
Daily 12:11 Milwaukee (MKE) 15:11 Atlanta (ATL) S
KL 6621 Non-stop Boeing 757-200 (752) 2:00 Effective 2024-09-09 through 2024-10-06
Codeshare flight, operated by Delta Air Lines.(DL 880)
Mon-Fri,Sun 12:14 Milwaukee (MKE) 15:10 Atlanta (ATL) S
KL 6621 Non-stop Boeing 757-200 (752) 1:56 Effective 2024-10-07 through 2024-10-25
Codeshare flight, operated by Delta Air Lines.(DL 880)
Sat 12:14 Milwaukee (MKE) 15:10 Atlanta (ATL) S
KL 6621 Non-stop Boeing 757-200 (752) 1:56 Operates only on 2024-10-26
Codeshare flight, operated by Delta Air Lines.(DL 880)
This flight number is listed as serving the following routes:


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KLM flight KL 6621: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL6621
06:00
Milwaukee (MKE)

09:05
Atlanta (ATL) S
Valid until 2024-09-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1221)
Duration: 2:05, non-stop
Airbus A321 (321)
KLM KL6621
06:00
Milwaukee (MKE)

09:06
Atlanta (ATL) S
Operates only on 2024-10-12
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1221)
Duration: 2:06, non-stop
Airbus A321 (321)
KLM KL6621
06:00
Milwaukee (MKE)

08:59
Atlanta (ATL) S
Operates only on 2024-10-19
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1221)
Duration: 1:59, non-stop
Boeing 757-200 (75W)
KLM KL6621
06:25
Columbus (CSG)

07:22
Atlanta (ATL) S
Effective 2024-10-27 through 2024-11-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5403)
Duration: 0:57, non-stop
Canadair CRJ 900 (CR9)
KLM KL6621
06:25
Columbus (CSG)

07:22
Atlanta (ATL) S
Effective 2025-01-06 through 2025-03-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5403)
Duration: 0:57, non-stop
Canadair CRJ 900 (CR9)
KLM KL6621
06:30
Columbus (CSG)

07:25
Atlanta (ATL) S
Effective 2024-11-11 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5403)
Duration: 0:55, non-stop
Canadair CRJ 900 (CR9)
KLM KL6621
08:10
Atlanta (ATL) S

08:21
Panama City (ECP)
Effective 2025-03-30 through 2025-04-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3048)
Duration: 1:11, non-stop
Boeing 717 (717)
KLM KL6621
08:10
Atlanta (ATL) S

08:17
Panama City (ECP)
Effective 2025-04-14 through 2025-06-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3048)
Duration: 1:07, non-stop
Boeing 717 (717)
KLM KL6621
08:10
Atlanta (ATL) S

08:16
Panama City (ECP)
Effective from 2025-06-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3048)
Duration: 1:06, non-stop
Boeing 717 (717)
KLM KL6621
09:23
Panama City (ECP)

11:36
Atlanta (ATL) S
Effective 2025-03-30 through 2025-04-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3048)
Duration: 1:13, non-stop
Boeing 717 (717)
KLM KL6621
09:23
Panama City (ECP)

11:32
Atlanta (ATL) S
Effective 2025-04-14 through 2025-06-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3048)
Duration: 1:09, non-stop
Boeing 717 (717)
KLM KL6621
09:23
Panama City (ECP)

11:35
Atlanta (ATL) S
Effective from 2025-06-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3048)
Duration: 1:12, non-stop
Boeing 717 (717)
KLM KL6621
11:58
Milwaukee (MKE)

15:06
Atlanta (ATL) S
Effective 2024-09-03 through 2024-09-06
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 880)
Duration: 2:08, non-stop
Airbus A321 (321)
KLM KL6621
11:59
Milwaukee (MKE)

15:02
Atlanta (ATL) S
Operates only on 2024-09-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 880)
Duration: 2:03, non-stop
Boeing 737-900 (739)
KLM KL6621
12:10
Milwaukee (MKE)

15:15
Atlanta (ATL) S
Valid until 2024-09-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 880)
Duration: 2:05, non-stop
Boeing 737-900 (739)
KLM KL6621
12:10
Milwaukee (MKE)

15:15
Atlanta (ATL) S
Operates only on 2024-09-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 880)
Duration: 2:05, non-stop
Boeing 737-900 (739)
KLM KL6621
12:11
Milwaukee (MKE)

15:11
Atlanta (ATL) S
Effective 2024-09-09 through 2024-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 880)
Duration: 2:00, non-stop
Boeing 757-200 (752)
KLM KL6621
12:14
Milwaukee (MKE)

15:10
Atlanta (ATL) S
Effective 2024-10-07 through 2024-10-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 880)
Duration: 1:56, non-stop
Boeing 757-200 (752)
KLM KL6621
12:14
Milwaukee (MKE)

15:10
Atlanta (ATL) S
Operates only on 2024-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 880)
Duration: 1:56, non-stop
Boeing 757-200 (752)
This flight number is listed as serving the following routes:
  • Columbus (CSG) - Atlanta (ATL)
  • Milwaukee (MKE) - Atlanta (ATL)
  • Panama City (ECP) - Atlanta (ATL)
All KLM flights
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