Air Canada flight AC 3731: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon-Fri 15:45 Newark Liberty, New York (EWR) A 17:59 Charleston (CHS)
AC 3731 Non-stop Airbus A319 (319) 2:14 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by United Airlines.(UA 1144)
Sat 15:45 Newark Liberty, New York (EWR) C 18:04 Charleston (CHS)
AC 3731 Non-stop Embraer EMB 175 (E7W) 2:19 Effective 2026-01-10 through 2026-02-07
Codeshare flight, operated by United Airlines.(UA 3543)
Sun 15:45 Newark Liberty, New York (EWR) A 17:59 Charleston (CHS)
AC 3731 Non-stop Boeing 737 MAX 8 (7M8) 2:14 Effective 2026-01-11 through 2026-02-08
Codeshare flight, operated by United Airlines.(UA 1144)
Mon-Fri,Sun 16:00 Newark Liberty, New York (EWR) C 18:19 Charleston (CHS)
AC 3731 Non-stop Embraer EMB 175 (E7W) 2:19 Effective 2026-02-12 through 2026-03-04
Codeshare flight, operated by United Airlines.(UA 3648)
Sat 16:00 Newark Liberty, New York (EWR) C 18:20 Charleston (CHS)
AC 3731 Non-stop Embraer EMB 175 (E7W) 2:20 Operates only on 2026-03-28
Codeshare flight, operated by United Airlines.(UA 3525)
Daily 16:00 Santa Ana (SNA) 19:14 Denver (DEN)
AC 3731 Non-stop Boeing 737 MAX 8 (7M8) 2:14 Effective 2026-05-21 through 2026-08-17
Codeshare flight, operated by United Airlines.(UA 1172)
Tue 16:15 Santa Ana (SNA) 19:34 Denver (DEN)
AC 3731 Non-stop Airbus A320 (320) 2:19 Effective 2026-03-10 through 2026-03-24
Codeshare flight, operated by United Airlines.(UA 641)
Sat 16:16 Newark Liberty, New York (EWR) C 18:35 Charleston (CHS)
AC 3731 Non-stop Embraer EMB 175 (E7W) 2:19 Effective 2026-02-14 through 2026-02-28
Codeshare flight, operated by United Airlines.(UA 3648)
Mon-Fri,Sun 17:02 Newark Liberty, New York (EWR) C 19:15 Charleston (CHS)
AC 3731 Non-stop Boeing 737 MAX 8 (7M8) 2:13 Valid until 2026-01-05
Codeshare flight, operated by United Airlines.(UA 1144)
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This flight number is listed as serving the following routes:


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Air Canada flight AC 3731: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC3731
15:45
Newark Liberty, New York (EWR) A

17:59
Charleston (CHS)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1144)
Duration: 2:14, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC3731
15:45
Newark Liberty, New York (EWR) C

18:04
Charleston (CHS)
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 3543)
Duration: 2:19, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC3731
15:45
Newark Liberty, New York (EWR) A

17:59
Charleston (CHS)
Effective 2026-01-11 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1144)
Duration: 2:14, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
Air Canada AC3731
16:00
Newark Liberty, New York (EWR) C

18:19
Charleston (CHS)
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 3648)
Duration: 2:19, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC3731
16:00
Newark Liberty, New York (EWR) C

18:20
Charleston (CHS)
Operates only on 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 3525)
Duration: 2:20, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC3731
16:00
Santa Ana (SNA)

19:14
Denver (DEN)
Effective 2026-05-21 through 2026-08-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1172)
Duration: 2:14, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
Air Canada AC3731
16:15
Santa Ana (SNA)

19:34
Denver (DEN)
Effective 2026-03-10 through 2026-03-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 641)
Duration: 2:19, non-stop
Airbus A320 (320)
Direct Codeshare Flights:
Air Canada AC3731
16:16
Newark Liberty, New York (EWR) C

18:35
Charleston (CHS)
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 3648)
Duration: 2:19, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC3731
17:02
Newark Liberty, New York (EWR) C

19:15
Charleston (CHS)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1144)
Duration: 2:13, non-stop
Boeing 737 MAX 8 (7M8)
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This flight number is listed as serving the following routes:
  • Newark Liberty, New York (EWR) - Charleston (CHS)
  • Santa Ana (SNA) - Denver (DEN)
All Air Canada flights
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