KLM flight KL 9421: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon-Wed,Fri-Sun 04:10 Sao Luis (SLZ) 07:50 Sao Paulo-Guarulhos (GRU) 2
KL 9421 Non-stop Boeing 737-800 (738) 3:40 Effective from 2026-10-25
Codeshare flight, operated by Gol.(G3 1567)
Mon,Wed,Fri,Sun 12:35 Aracaju (AJU) 13:30 Salvador (SSA)
KL 9421 Non-stop Boeing 737 MAX 8 (7M8) 0:55 Effective 2026-01-02 through 2026-01-07
Codeshare flight, operated by Gol.(G3 2125)
Fri,Sun 12:35 Aracaju (AJU) 13:30 Salvador (SSA)
KL 9421 Non-stop Boeing 737-800 (738) 0:55 Effective 2026-01-09 through 2026-01-11
Codeshare flight, operated by Gol.(G3 2125)
Mon,Wed,Fri 12:35 Aracaju (AJU) 13:30 Salvador (SSA)
KL 9421 Non-stop Boeing 737 MAX 8 (7M8) 0:55 Effective 2026-01-12 through 2026-01-19
Codeshare flight, operated by Gol.(G3 2125)
Wed,Sun 12:35 Aracaju (AJU) 13:30 Salvador (SSA)
KL 9421 Non-stop Boeing 737-800 (738) 0:55 Effective 2026-01-18 through 2026-01-21
Codeshare flight, operated by Gol.(G3 2125)
Mon,Wed 12:35 Aracaju (AJU) 13:30 Salvador (SSA)
KL 9421 Non-stop Boeing 737-800 (738) 0:55 Effective 2026-01-26 through 2026-02-11
Codeshare flight, operated by Gol.(G3 2125)
Mon,Wed 12:35 Aracaju (AJU) 13:30 Salvador (SSA)
KL 9421 Non-stop Boeing 737-800 (738) 0:55 Effective 2026-02-18 through 2026-03-04
Codeshare flight, operated by Gol.(G3 2125)
Sat 12:40 Aracaju (AJU) 13:35 Salvador (SSA)
KL 9421 Non-stop Boeing 737 MAX 8 (7M8) 0:55 Valid until 2026-01-10
Codeshare flight, operated by Gol.(G3 2125)
Sat 12:40 Aracaju (AJU) 13:35 Salvador (SSA)
KL 9421 Non-stop Boeing 737-800 (738) 0:55 Operates only on 2026-01-17
Codeshare flight, operated by Gol.(G3 2125)
Sat 12:40 Aracaju (AJU) 13:35 Salvador (SSA)
KL 9421 Non-stop Boeing 737-800 (738) 0:55 Operates only on 2026-03-07
Codeshare flight, operated by Gol.(G3 2125)
Tue,Thu,Fri,Sun 14:20 Mendoza (MDZ) 17:20 Sao Paulo-Guarulhos (GRU) 2
KL 9421 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2026-03-29 through 2026-09-03
Codeshare flight, operated by Gol.(G3 7487)
Tue,Thu,Fri,Sun 14:20 Mendoza (MDZ) 17:20 Sao Paulo-Guarulhos (GRU) 2
KL 9421 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2026-10-09 through 2026-10-23
Codeshare flight, operated by Gol.(G3 7487)
This flight number is listed as serving the following routes:


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KLM flight KL 9421: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL9421
04:10
Sao Luis (SLZ)

07:50
Sao Paulo-Guarulhos (GRU) 2
Effective from 2026-10-25
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Gol. (G3 1567)
Duration: 3:40, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
KLM KL9421
12:35
Aracaju (AJU)

13:30
Salvador (SSA)
Effective 2026-01-02 through 2026-01-07
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Gol. (G3 2125)
Duration: 0:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
KLM KL9421
12:35
Aracaju (AJU)

13:30
Salvador (SSA)
Effective 2026-01-09 through 2026-01-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Gol. (G3 2125)
Duration: 0:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
KLM KL9421
12:35
Aracaju (AJU)

13:30
Salvador (SSA)
Effective 2026-01-12 through 2026-01-19
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Gol. (G3 2125)
Duration: 0:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
KLM KL9421
12:35
Aracaju (AJU)

13:30
Salvador (SSA)
Effective 2026-01-18 through 2026-01-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Gol. (G3 2125)
Duration: 0:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
KLM KL9421
12:35
Aracaju (AJU)

13:30
Salvador (SSA)
Effective 2026-01-26 through 2026-02-11
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Gol. (G3 2125)
Duration: 0:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
KLM KL9421
12:35
Aracaju (AJU)

13:30
Salvador (SSA)
Effective 2026-02-18 through 2026-03-04
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Gol. (G3 2125)
Duration: 0:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
KLM KL9421
12:40
Aracaju (AJU)

13:35
Salvador (SSA)
Valid until 2026-01-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Gol. (G3 2125)
Duration: 0:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
KLM KL9421
12:40
Aracaju (AJU)

13:35
Salvador (SSA)
Operates only on 2026-01-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Gol. (G3 2125)
Duration: 0:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
KLM KL9421
12:40
Aracaju (AJU)

13:35
Salvador (SSA)
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Gol. (G3 2125)
Duration: 0:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
KLM KL9421
14:20
Mendoza (MDZ)

17:20
Sao Paulo-Guarulhos (GRU) 2
Effective 2026-03-29 through 2026-09-03
Mon
-
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Gol. (G3 7487)
Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
KLM KL9421
14:20
Mendoza (MDZ)

17:20
Sao Paulo-Guarulhos (GRU) 2
Effective 2026-10-09 through 2026-10-23
Mon
-
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Gol. (G3 7487)
Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
This flight number is listed as serving the following routes:
  • Aracaju (AJU) - Salvador (SSA)
  • Mendoza (MDZ) - Sao Paulo-Guarulhos (GRU)
  • Sao Luis (SLZ) - Sao Paulo-Guarulhos (GRU)
All KLM flights
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