Korean Air flight KE 3521: John Glenn Columbus - Atlanta

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon-Fri,Sun 06:00 John Glenn Columbus (CMH) 07:35 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:35 Valid until 2025-05-06
Codeshare flight, operated by Delta Air Lines.(DL 2469)
Daily 06:05 John Glenn Columbus (CMH) 07:35 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:30 Effective 2025-09-01 through 2025-09-07
Codeshare flight, operated by Delta Air Lines.(DL 2469)
Daily 06:05 John Glenn Columbus (CMH) 07:45 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:40 Effective 2025-09-08 through 2025-10-24
Codeshare flight, operated by Delta Air Lines.(DL 2469)
Mon-Wed,Sun 06:05 John Glenn Columbus (CMH) 07:45 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:40 Effective 2025-11-02 through 2025-11-05
Codeshare flight, operated by Delta Air Lines.(DL 2469)
Daily 06:05 John Glenn Columbus (CMH) 07:50 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:45 Effective from 2026-01-06
Codeshare flight, operated by Delta Air Lines.(DL 2469)
Wed 07:00 John Glenn Columbus (CMH) 08:40 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-800 (738) 1:40 Operates only on 2025-05-07
Codeshare flight, operated by Delta Air Lines.(DL 2909)
Daily 07:00 John Glenn Columbus (CMH) 08:40 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:40 Effective 2025-05-08 through 2025-05-21
Codeshare flight, operated by Delta Air Lines.(DL 2909)
Thu 07:00 John Glenn Columbus (CMH) 08:40 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-800 (738) 1:40 Operates only on 2025-05-22
Codeshare flight, operated by Delta Air Lines.(DL 2909)
Daily 07:00 John Glenn Columbus (CMH) 08:40 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:40 Effective 2025-05-23 through 2025-06-07
Codeshare flight, operated by Delta Air Lines.(DL 2909)
Mon-Fri,Sun 07:00 John Glenn Columbus (CMH) 08:36 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:36 Effective 2025-06-08 through 2025-07-03
Codeshare flight, operated by Delta Air Lines.(DL 2909)
Sat 07:00 John Glenn Columbus (CMH) 08:36 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-800 (738) 1:36 Effective 2025-06-14 through 2025-06-28
Codeshare flight, operated by Delta Air Lines.(DL 2909)
Sun 07:00 John Glenn Columbus (CMH) 08:36 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:36 Operates only on 2025-07-06
Codeshare flight, operated by Delta Air Lines.(DL 2909)
Daily 07:15 John Glenn Columbus (CMH) 08:51 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:36 Effective 2025-07-07 through 2025-08-22
Codeshare flight, operated by Delta Air Lines.(DL 2909)
Daily 07:15 John Glenn Columbus (CMH) 08:51 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:36 Effective 2025-08-24 through 2025-08-31
Codeshare flight, operated by Delta Air Lines.(DL 2909)
Daily 07:15 John Glenn Columbus (CMH) 08:59 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:44 Effective 2025-10-25 through 2025-11-01
Codeshare flight, operated by Delta Air Lines.(DL 2909)
Daily 07:15 John Glenn Columbus (CMH) 08:59 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:44 Effective 2025-11-06 through 2025-12-19
Codeshare flight, operated by Delta Air Lines.(DL 2909)
Fri 08:00 John Glenn Columbus (CMH) 09:38 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:38 Operates only on 2025-07-04
Codeshare flight, operated by Delta Air Lines.(DL 3165)
Sat 08:25 John Glenn Columbus (CMH) 10:04 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-800 (738) 1:39 Valid until 2025-05-03
Codeshare flight, operated by Delta Air Lines.(DL 2909)
Sat 09:00 John Glenn Columbus (CMH) 10:40 Atlanta (ATL) S
KE 3521 Non-stop Boeing 737-900 (739) 1:40 Operates only on 2025-07-05
Codeshare flight, operated by Delta Air Lines.(DL 3165)
Daily 18:09 John Glenn Columbus (CMH) 19:53 Atlanta (ATL) S
KE 3521 Non-stop Boeing 717 (717) 1:44 Effective 2025-12-20 through 2026-01-05
Codeshare flight, operated by Delta Air Lines.(DL 1481)
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Korean Air flight KE 3521:
John Glenn Columbus - Atlanta
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Korean Air KE3521
06:00
John Glenn Columbus (CMH)

07:35
Atlanta (ATL) S
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2469)
Duration: 1:35, non-stop
Boeing 737-900 (739)
Korean Air KE3521
06:05
John Glenn Columbus (CMH)

07:35
Atlanta (ATL) S
Effective 2025-09-01 through 2025-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2469)
Duration: 1:30, non-stop
Boeing 737-900 (739)
Korean Air KE3521
06:05
John Glenn Columbus (CMH)

07:45
Atlanta (ATL) S
Effective 2025-09-08 through 2025-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2469)
Duration: 1:40, non-stop
Boeing 737-900 (739)
Korean Air KE3521
06:05
John Glenn Columbus (CMH)

07:45
Atlanta (ATL) S
Effective 2025-11-02 through 2025-11-05
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2469)
Duration: 1:40, non-stop
Boeing 737-900 (739)
Korean Air KE3521
06:05
John Glenn Columbus (CMH)

07:50
Atlanta (ATL) S
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2469)
Duration: 1:45, non-stop
Boeing 737-900 (739)
Korean Air KE3521
07:00
John Glenn Columbus (CMH)

08:40
Atlanta (ATL) S
Operates only on 2025-05-07
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2909)
Duration: 1:40, non-stop
Boeing 737-800 (738)
Korean Air KE3521
07:00
John Glenn Columbus (CMH)

08:40
Atlanta (ATL) S
Effective 2025-05-08 through 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2909)
Duration: 1:40, non-stop
Boeing 737-900 (739)
Korean Air KE3521
07:00
John Glenn Columbus (CMH)

08:40
Atlanta (ATL) S
Operates only on 2025-05-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2909)
Duration: 1:40, non-stop
Boeing 737-800 (738)
Korean Air KE3521
07:00
John Glenn Columbus (CMH)

08:40
Atlanta (ATL) S
Effective 2025-05-23 through 2025-06-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2909)
Duration: 1:40, non-stop
Boeing 737-900 (739)
Korean Air KE3521
07:00
John Glenn Columbus (CMH)

08:36
Atlanta (ATL) S
Effective 2025-06-08 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2909)
Duration: 1:36, non-stop
Boeing 737-900 (739)
Korean Air KE3521
07:00
John Glenn Columbus (CMH)

08:36
Atlanta (ATL) S
Effective 2025-06-14 through 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2909)
Duration: 1:36, non-stop
Boeing 737-800 (738)
Korean Air KE3521
07:00
John Glenn Columbus (CMH)

08:36
Atlanta (ATL) S
Operates only on 2025-07-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2909)
Duration: 1:36, non-stop
Boeing 737-900 (739)
Korean Air KE3521
07:15
John Glenn Columbus (CMH)

08:51
Atlanta (ATL) S
Effective 2025-07-07 through 2025-08-22
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2909)
Duration: 1:36, non-stop
Boeing 737-900 (739)
Korean Air KE3521
07:15
John Glenn Columbus (CMH)

08:51
Atlanta (ATL) S
Effective 2025-08-24 through 2025-08-31
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2909)
Duration: 1:36, non-stop
Boeing 737-900 (739)
Korean Air KE3521
07:15
John Glenn Columbus (CMH)

08:59
Atlanta (ATL) S
Effective 2025-10-25 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2909)
Duration: 1:44, non-stop
Boeing 737-900 (739)
Korean Air KE3521
07:15
John Glenn Columbus (CMH)

08:59
Atlanta (ATL) S
Effective 2025-11-06 through 2025-12-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2909)
Duration: 1:44, non-stop
Boeing 737-900 (739)
Korean Air KE3521
08:00
John Glenn Columbus (CMH)

09:38
Atlanta (ATL) S
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3165)
Duration: 1:38, non-stop
Boeing 737-900 (739)
Korean Air KE3521
08:25
John Glenn Columbus (CMH)

10:04
Atlanta (ATL) S
Valid until 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2909)
Duration: 1:39, non-stop
Boeing 737-800 (738)
Korean Air KE3521
09:00
John Glenn Columbus (CMH)

10:40
Atlanta (ATL) S
Operates only on 2025-07-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3165)
Duration: 1:40, non-stop
Boeing 737-900 (739)
Korean Air KE3521
18:09
John Glenn Columbus (CMH)

19:53
Atlanta (ATL) S
Effective 2025-12-20 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1481)
Duration: 1:44, non-stop
Boeing 717 (717)
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  • KE 3521 is a domestic flight departing from the John Glenn Columbus airport (CMH) and arriving at Atlanta airport (ATL).
  • The flight distance is 447 miles, or 719 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:30 and 1:45.
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