KLM flight KL 423: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Sat 02:15 Dammam (DMM) 07:40 Amsterdam (AMS)
KL 423 Non-stop Airbus A330-300 (333) 7:25 Valid until 2026-03-28
Mon,Sat 02:15 Dammam (DMM) 07:40 Amsterdam (AMS)
KL 423 Non-stop Airbus A330-300 (333) 7:25 Effective from 2026-10-26
Mon,Thu 02:25 Dammam (DMM) 08:15 Amsterdam (AMS)
KL 423 Non-stop Airbus A330-300 (333) 6:50 Effective 2026-03-30 through 2026-10-22
Fri,Sun 14:45 Amsterdam (AMS) 22:50 Riyadh (RUH) 1
KL 423 Non-stop Airbus A330-300 (333) 6:05 Effective 2026-01-02 through 2026-03-27
Fri,Sun 14:45 Amsterdam (AMS) 22:50 Riyadh (RUH) 1
KL 423 Non-stop Airbus A330-300 (333) 6:05 Effective from 2026-10-25
Wed,Sun 15:40 Amsterdam (AMS) 22:50 Riyadh (RUH) 1
KL 423 Non-stop Airbus A330-300 (333) 6:10 Effective 2026-03-29 through 2026-10-21
Fri,Sun 23:55 Riyadh (RUH) 1 01:05 Dammam (DMM)
KL 423 Non-stop Airbus A330-300 (333) 1:10 Effective 2026-01-02 through 2026-03-27
The flight arrives 1 day after departure.
Wed,Sun 23:55 Riyadh (RUH) 1 01:10 Dammam (DMM)
KL 423 Non-stop Airbus A330-300 (333) 1:15 Effective 2026-03-29 through 2026-10-21
The flight arrives 1 day after departure.
Fri,Sun 23:55 Riyadh (RUH) 1 01:05 Dammam (DMM)
KL 423 Non-stop Airbus A330-300 (333) 1:10 Effective from 2026-10-25
The flight arrives 1 day after departure.
Non-Direct Flights:
Fri,Sun 14:45 Amsterdam (AMS) 01:05 Dammam (DMM)
KL 423 1-stop Airbus A330-300 (333) 8:20 Effective 2026-01-02 through 2026-03-27
The flight arrives 1 day after departure.
Fri,Sun 14:45 Amsterdam (AMS) 01:05 Dammam (DMM)
KL 423 1-stop Airbus A330-300 (333) 8:20 Effective from 2026-10-25
The flight arrives 1 day after departure.
Wed,Sun 15:40 Amsterdam (AMS) 01:10 Dammam (DMM)
KL 423 1-stop Airbus A330-300 (333) 8:30 Effective 2026-03-29 through 2026-10-21
The flight arrives 1 day after departure.
Fri,Sun 23:55 Riyadh (RUH) 1 07:40 Amsterdam (AMS)
KL 423 1-stop Airbus A330-300 (333) 9:45 Effective 2026-01-02 through 2026-03-27
The flight arrives 1 day after departure.
Wed,Sun 23:55 Riyadh (RUH) 1 08:15 Amsterdam (AMS)
KL 423 1-stop Airbus A330-300 (333) 9:20 Effective 2026-03-29 through 2026-10-21
The flight arrives 1 day after departure.
Fri,Sun 23:55 Riyadh (RUH) 1 07:40 Amsterdam (AMS)
KL 423 1-stop Airbus A330-300 (333) 9:45 Effective from 2026-10-25
The flight arrives 1 day after departure.
This flight number is listed as serving the following routes:


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KLM flight KL 423: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
KLM KL423
02:15
Dammam (DMM)

07:40
Amsterdam (AMS)
Valid until 2026-03-28
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:25, non-stop
Airbus A330-300 (333)
Direct Flights:
KLM KL423
02:15
Dammam (DMM)

07:40
Amsterdam (AMS)
Effective from 2026-10-26
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:25, non-stop
Airbus A330-300 (333)
Direct Flights:
KLM KL423
02:25
Dammam (DMM)

08:15
Amsterdam (AMS)
Effective 2026-03-30 through 2026-10-22
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 6:50, non-stop
Airbus A330-300 (333)
Direct Flights:
KLM KL423
14:45
Amsterdam (AMS)

22:50
Riyadh (RUH) 1
Effective 2026-01-02 through 2026-03-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 6:05, non-stop
Airbus A330-300 (333)
Direct Flights:
KLM KL423
14:45
Amsterdam (AMS)

22:50
Riyadh (RUH) 1
Effective from 2026-10-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 6:05, non-stop
Airbus A330-300 (333)
Direct Flights:
KLM KL423
15:40
Amsterdam (AMS)

22:50
Riyadh (RUH) 1
Effective 2026-03-29 through 2026-10-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:10, non-stop
Airbus A330-300 (333)
Direct Flights:
KLM KL423
23:55
Riyadh (RUH) 1

01:05(+1)
Dammam (DMM)
Effective 2026-01-02 through 2026-03-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:10, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Flights:
KLM KL423
23:55
Riyadh (RUH) 1

01:10(+1)
Dammam (DMM)
Effective 2026-03-29 through 2026-10-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Direct Flights:
KLM KL423
23:55
Riyadh (RUH) 1

01:05(+1)
Dammam (DMM)
Effective from 2026-10-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:10, non-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Non-Direct Flights:
KLM KL423
14:45
Amsterdam (AMS)

01:05(+1)
Dammam (DMM)
Effective 2026-01-02 through 2026-03-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 8:20, 1-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Non-Direct Flights:
KLM KL423
14:45
Amsterdam (AMS)

01:05(+1)
Dammam (DMM)
Effective from 2026-10-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 8:20, 1-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Non-Direct Flights:
KLM KL423
15:40
Amsterdam (AMS)

01:10(+1)
Dammam (DMM)
Effective 2026-03-29 through 2026-10-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 8:30, 1-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Non-Direct Flights:
KLM KL423
23:55
Riyadh (RUH) 1

07:40(+1)
Amsterdam (AMS)
Effective 2026-01-02 through 2026-03-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 9:45, 1-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Non-Direct Flights:
KLM KL423
23:55
Riyadh (RUH) 1

08:15(+1)
Amsterdam (AMS)
Effective 2026-03-29 through 2026-10-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 9:20, 1-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
Non-Direct Flights:
KLM KL423
23:55
Riyadh (RUH) 1

07:40(+1)
Amsterdam (AMS)
Effective from 2026-10-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 9:45, 1-stop
Airbus A330-300 (333)
The flight arrives 1 day after departure.
This flight number is listed as serving the following routes:
  • Amsterdam (AMS) - Dammam (DMM)
  • Amsterdam (AMS) - Riyadh (RUH)
  • Riyadh (RUH) - Dammam (DMM)
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