KLM
flight
KL 6591:
Multiple routes
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL6591
Effective 2026-04-13 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 3920)
Duration: 1:15, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6591
Effective 2026-10-06 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 3920)
Duration: 1:17, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6591
Effective 2026-03-29 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 3920)
Duration: 1:15, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL6591
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 1687)
Duration: 1:15, non-stop Boeing 717 (717)
Direct Codeshare Flights:
KLM KL6591
Effective 2026-01-09 through 2026-01-16
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 1287)
Duration: 3:07, non-stop Airbus A319 (319)
Direct Codeshare Flights:
KLM KL6591
Effective 2026-01-23 through 2026-02-01
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 1287)
Duration: 3:07, non-stop Airbus A319 (319)
Direct Codeshare Flights:
KLM KL6591
Effective 2026-02-22 through 2026-02-26
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
-
-
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 1287)
Duration: 3:07, non-stop Airbus A319 (319)
Direct Codeshare Flights:
KLM KL6591
Effective 2026-03-03 through 2026-03-05
Mon
-
-
Tue
Wed
-
-
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by Delta Air Lines.
(DL 1287)
Duration: 3:07, non-stop Airbus A319 (319)
This flight number is listed as serving the following routes:
- Green Bay (GRB) - Minneapolis/Saint Paul (MSP)
- Los Angeles (LAX) - Houston George Bush (IAH)
- Tallahassee (TLH) - Atlanta (ATL)