Air Canada flight AC 4121: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Wed 16:55 Newark Liberty, New York (EWR) C 08:00 Dubrovnik (DBV)
AC 4121 Non-stop Boeing 767-400 (764) 9:05 Effective 2026-05-06 through 2026-05-13
Codeshare flight, operated by United Airlines.(UA 385)
The flight arrives 1 day after departure.
Wed 16:55 Newark Liberty, New York (EWR) C 08:00 Dubrovnik (DBV)
AC 4121 Non-stop Boeing 767-400 (764) 9:05 Effective 2026-09-09 through 2026-10-21
Codeshare flight, operated by United Airlines.(UA 385)
The flight arrives 1 day after departure.
Wed 17:10 Newark Liberty, New York (EWR) C 08:00 Dubrovnik (DBV)
AC 4121 Non-stop Boeing 767-400 (764) 8:50 Effective 2026-05-27 through 2026-09-02
Codeshare flight, operated by United Airlines.(UA 385)
The flight arrives 1 day after departure.
Mon,Tue,Thu-Sun 19:05 Newark Liberty, New York (EWR) C 10:15 Dubrovnik (DBV)
AC 4121 Non-stop Boeing 767-400 (764) 9:10 Effective 2026-09-08 through 2026-09-22
Codeshare flight, operated by United Airlines.(UA 385)
The flight arrives 1 day after departure.
Tue,Fri,Sun 19:05 Newark Liberty, New York (EWR) C 10:15 Dubrovnik (DBV)
AC 4121 Non-stop Boeing 767-400 (764) 9:10 Effective 2026-09-25 through 2026-10-23
Codeshare flight, operated by United Airlines.(UA 385)
The flight arrives 1 day after departure.
Mon,Tue,Thu-Sun 19:15 Newark Liberty, New York (EWR) C 10:15 Dubrovnik (DBV)
AC 4121 Non-stop Boeing 767-400 (764) 9:00 Effective 2026-04-30 through 2026-09-07
Codeshare flight, operated by United Airlines.(UA 385)
The flight arrives 1 day after departure.
Mon 21:06 Ontario, Los Angeles (ONT) 2 22:50 San Francisco (SFO) 3
AC 4121 Non-stop Embraer EMB 175 (E7W) 1:44 Effective 2026-02-16 through 2026-03-02
Codeshare flight, operated by United Airlines.(UA 5411)
Fri 21:08 Ontario, Los Angeles (ONT) 2 22:50 San Francisco (SFO) 3
AC 4121 Non-stop Canadair CRJ 700 (CR7) 1:42 Effective 2026-02-13 through 2026-02-27
Codeshare flight, operated by United Airlines.(UA 5411)
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This flight number is listed as serving the following routes:
Air Canada flight AC 4121: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Air Canada AC4121
Effective 2026-05-06 through 2026-05-13
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 385)
Duration: 9:05, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC4121
Effective 2026-09-09 through 2026-10-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 385)
Duration: 9:05, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC4121
Effective 2026-05-27 through 2026-09-02
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 385)
Duration: 8:50, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC4121
Effective 2026-09-08 through 2026-09-22
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 385)
Duration: 9:10, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC4121
Effective 2026-09-25 through 2026-10-23
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 385)
Duration: 9:10, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC4121
Effective 2026-04-30 through 2026-09-07
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 385)
Duration: 9:00, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC4121
Effective 2026-02-16 through 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5411)
Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC4121
Effective 2026-02-13 through 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5411)
Duration: 1:42, non-stop
Canadair CRJ 700 (CR7)
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This flight number is listed as serving the following routes:
  • Newark Liberty, New York (EWR) - Dubrovnik (DBV)
  • Ontario, Los Angeles (ONT) - San Francisco (SFO)