Delta Air Lines
flight
DL 9503:
Multiple routes
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
FLIGHT SCHEDULE
Direct Codeshare Flights:
Delta Air Lines DL9503
Valid until 2026-01-05
Mon
Tue
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Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by KLM.
(KL 1350)
Duration: 1:35, non-stop Boeing 737-800 (73H)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-01-06 through 2026-02-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by KLM.
(KL 1350)
Duration: 1:35, non-stop Boeing 737-800 (73H)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-02-12 through 2026-02-20
Mon
Tue
Wed
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-
Thu
Fri
Sat
Sun
Codeshare flight, operated by KLM.
(KL 1350)
Duration: 1:35, non-stop Boeing 737-800 (73H)
Direct Codeshare Flights:
Delta Air Lines DL9503
Operates only on 2026-02-18
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Codeshare flight, operated by KLM.
(KL 1350)
Duration: 1:35, non-stop Boeing 737 (73J)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-02-22 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by KLM.
(KL 1350)
Duration: 1:35, non-stop Boeing 737-800 (73H)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-06-27 through 2026-07-02
Mon
Tue
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Wed
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Thu
Fri
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Sat
Sun
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Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-06-30 through 2026-07-03
Mon
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Tue
Wed
Thu
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Fri
Sat
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Sun
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Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 190 / EMB 195 (E90)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-07-06 through 2026-07-10
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
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-
Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-07-13 through 2026-08-03
Mon
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
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Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 190 / EMB 195 (E90)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-07-14 through 2026-07-31
Mon
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-
Tue
Wed
Thu
Fri
Sat
-
-
Sun
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-
Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-08-04 through 2026-08-27
Mon
Tue
Wed
Thu
Fri
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-
Sat
-
-
Sun
-
-
Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 190 / EMB 195 (E90)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-08-07 through 2026-08-28
Mon
-
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Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-08-31 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
-
-
Sat
Sun
-
-
Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-09-04 through 2026-10-02
Mon
-
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Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 190 / EMB 195 (E90)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-10-06 through 2026-10-23
Mon
-
-
Tue
Wed
Thu
Fri
Sat
-
-
Sun
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-
Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 190 / EMB 195 (E90)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-10-10 through 2026-10-24
Mon
Tue
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Wed
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Thu
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Fri
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-
Sat
Sun
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-
Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-07-04 through 2026-08-30
Mon
-
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Tue
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Wed
-
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Thu
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Fri
-
-
Sat
Sun
Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Delta Air Lines DL9503
Operates only on 2026-09-06
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 190 / EMB 195 (E90)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-09-13 through 2026-10-18
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:15, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective from 2026-10-25
Mon
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Tue
Wed
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Thu
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Fri
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Sat
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Sun
Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:20, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective from 2026-10-26
Mon
Tue
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-
Wed
Thu
Fri
Sat
Sun
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Codeshare flight, operated by KLM.
(KL 1088)
Duration: 1:20, non-stop Embraer EMB 190 / EMB 195 (E90)
Direct Codeshare Flights:
Delta Air Lines DL9503
Effective 2026-03-29 through 2026-06-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by KLM.
(KL 1802)
Duration: 0:55, non-stop Embraer EMB 190 / EMB 195 (E90)
Direct Codeshare Flights:
Delta Air Lines DL9503
Operates only on 2026-06-28
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Codeshare flight, operated by KLM.
(KL 1802)
Duration: 0:55, non-stop Embraer EMB 190 / EMB 195 (E90)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
Parallax here -
This flight number is listed as serving the following routes:
- Cardiff (CWL) - Amsterdam (AMS)
- Dusseldorf, Duesseldorf (DUS) - Amsterdam (AMS)
- Prague (PRG) - Amsterdam (AMS)