Air Canada flight AC 3171: Newark Liberty, New York - Louisville

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 09:45 Newark Liberty, New York (EWR) C 12:17 Louisville (SDF)
AC 3171 Non-stop Embraer EMB 175 (E7W) 2:32 Effective 2026-05-21 through 2026-10-24
Codeshare flight, operated by United Airlines.(UA 3629)
Sat 10:00 Newark Liberty, New York (EWR) C 12:33 Louisville (SDF)
AC 3171 Non-stop Canadair CRJ 550 (CR5) 2:33 Effective 2026-02-14 through 2026-02-28
Codeshare flight, operated by United Airlines.(UA 4455)
Tue,Sun 10:24 Newark Liberty, New York (EWR) C 12:59 Louisville (SDF)
AC 3171 Non-stop Embraer EMB 175 (E7W) 2:35 Effective 2026-01-06 through 2026-02-10
Codeshare flight, operated by United Airlines.(UA 3629)
Mon,Wed-Sat 10:30 Newark Liberty, New York (EWR) C 13:05 Louisville (SDF)
AC 3171 Non-stop Embraer EMB 175 (E7W) 2:35 Effective 2026-01-07 through 2026-02-02
Codeshare flight, operated by United Airlines.(UA 3629)
Mon,Wed-Sat 10:30 Newark Liberty, New York (EWR) C 13:05 Louisville (SDF)
AC 3171 Non-stop Embraer EMB 175 (E7W) 2:35 Effective 2026-02-05 through 2026-02-11
Codeshare flight, operated by United Airlines.(UA 3629)
Mon-Fri 10:30 Newark Liberty, New York (EWR) C 13:06 Louisville (SDF)
AC 3171 Non-stop Embraer EMB 175 (E7W) 2:36 Effective 2026-02-12 through 2026-03-06
Codeshare flight, operated by United Airlines.(UA 3629)
Mon-Fri,Sun 10:30 Newark Liberty, New York (EWR) C 13:06 Louisville (SDF)
AC 3171 Non-stop Embraer EMB 175 (E7W) 2:36 Effective 2026-03-08 through 2026-03-27
Codeshare flight, operated by United Airlines.(UA 3629)
Daily 10:30 Newark Liberty, New York (EWR) C 13:02 Louisville (SDF)
AC 3171 Non-stop Embraer EMB 175 (E7W) 2:32 Effective from 2026-10-25
Codeshare flight, operated by United Airlines.(UA 3629)
Sun 10:40 Newark Liberty, New York (EWR) C 13:06 Louisville (SDF)
AC 3171 Non-stop Embraer EMB 175 (E7W) 2:26 Effective 2026-02-22 through 2026-03-01
Codeshare flight, operated by United Airlines.(UA 3629)
Sun 10:43 Newark Liberty, New York (EWR) C 13:09 Louisville (SDF)
AC 3171 Non-stop Embraer EMB 175 (E7W) 2:26 Operates only on 2026-02-15
Codeshare flight, operated by United Airlines.(UA 3629)
Daily 11:00 Newark Liberty, New York (EWR) C 13:29 Louisville (SDF)
AC 3171 Non-stop Embraer EMB 175 (E7W) 2:29 Effective 2026-03-29 through 2026-04-29
Codeshare flight, operated by United Airlines.(UA 3629)
Daily 11:40 Newark Liberty, New York (EWR) C 14:09 Louisville (SDF)
AC 3171 Non-stop Embraer EMB 175 (E7W) 2:29 Effective 2026-04-30 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 3629)
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Air Canada flight AC 3171:
Newark Liberty, New York - Louisville
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Air Canada AC3171
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 3629)
Duration: 2:32, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3171
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 4455)
Duration: 2:33, non-stop
Canadair CRJ 550 (CR5)

Direct Codeshare Flights:

Air Canada AC3171
Effective 2026-01-06 through 2026-02-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 3629)
Duration: 2:35, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3171
Effective 2026-01-07 through 2026-02-02
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 3629)
Duration: 2:35, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3171
Effective 2026-02-05 through 2026-02-11
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 3629)
Duration: 2:35, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3171
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 3629)
Duration: 2:36, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3171
Effective 2026-03-08 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 3629)
Duration: 2:36, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3171
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 3629)
Duration: 2:32, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3171
Effective 2026-02-22 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 3629)
Duration: 2:26, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3171
Operates only on 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 3629)
Duration: 2:26, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3171
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 3629)
Duration: 2:29, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Air Canada AC3171
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 3629)
Duration: 2:29, non-stop
Embraer EMB 175 (E7W)
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  • AC 3171 is a domestic flight departing from the Newark Liberty, New York airport (EWR) and arriving at Louisville airport (SDF).
  • The flight distance is 640 miles, or 1030 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:26 and 2:36.