Air Canada flight AC 8643: New York LaGuardia - Montreal-Trudeau

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 18:50 New York LaGuardia (LGA) B 20:22 Montreal-Trudeau (YUL)
AC 8643 Non-stop Embraer EMB 175 (E75) 1:32 Effective 2026-09-08 through 2026-10-24
Mon,Wed-Sat 19:45 New York LaGuardia (LGA) B 21:16 Montreal-Trudeau (YUL)
AC 8643 Non-stop Embraer EMB 175 (E75) 1:31 Valid until 2026-01-10
Sun 19:45 New York LaGuardia (LGA) B 21:12 Montreal-Trudeau (YUL)
AC 8643 Non-stop Canadair CRJ 900 (CR9) 1:27 Operates only on 2026-01-04
Mon-Fri,Sun 19:45 New York LaGuardia (LGA) B 21:16 Montreal-Trudeau (YUL)
AC 8643 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2026-01-11 through 2026-01-19
Tue,Sat 19:45 New York LaGuardia (LGA) B 21:16 Montreal-Trudeau (YUL)
AC 8643 Non-stop Canadair CRJ 900 (CR9) 1:31 Effective 2026-01-17 through 2026-01-20
Mon,Wed-Fri,Sun 19:45 New York LaGuardia (LGA) B 21:16 Montreal-Trudeau (YUL)
AC 8643 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2026-01-21 through 2026-01-26
Sat 19:45 New York LaGuardia (LGA) B 21:12 Montreal-Trudeau (YUL)
AC 8643 Non-stop Canadair CRJ 900 (CR9) 1:27 Operates only on 2026-01-24
Wed,Fri 19:45 New York LaGuardia (LGA) B 21:16 Montreal-Trudeau (YUL)
AC 8643 Non-stop Canadair CRJ 900 (CR9) 1:31 Effective 2026-01-28 through 2026-01-30
Mon-Thu,Sat,Sun 19:45 New York LaGuardia (LGA) B 21:16 Montreal-Trudeau (YUL)
AC 8643 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2026-01-29 through 2026-02-08
Mon-Wed,Fri 19:45 New York LaGuardia (LGA) B 21:12 Montreal-Trudeau (YUL)
AC 8643 Non-stop Canadair CRJ 900 (CR9) 1:27 Effective 2026-02-06 through 2026-02-13
Mon,Thu,Sat,Sun 19:45 New York LaGuardia (LGA) B 21:16 Montreal-Trudeau (YUL)
AC 8643 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2026-02-12 through 2026-02-16
Daily 19:45 New York LaGuardia (LGA) B 21:12 Montreal-Trudeau (YUL)
AC 8643 Non-stop Canadair CRJ 900 (CR9) 1:27 Effective 2026-02-17 through 2026-02-23
Tue 19:45 New York LaGuardia (LGA) B 21:16 Montreal-Trudeau (YUL)
AC 8643 Non-stop Embraer EMB 175 (E75) 1:31 Operates only on 2026-02-24
Daily 19:45 New York LaGuardia (LGA) B 21:12 Montreal-Trudeau (YUL)
AC 8643 Non-stop Canadair CRJ 900 (CR9) 1:27 Effective 2026-02-25 through 2026-03-28


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Air Canada flight AC 8643:
New York LaGuardia - Montreal-Trudeau
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Air Canada AC8643
18:50
New York LaGuardia (LGA) B

20:22
Montreal-Trudeau (YUL)
Effective 2026-09-08 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:32, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Air Canada AC8643
19:45
New York LaGuardia (LGA) B

21:16
Montreal-Trudeau (YUL)
Valid until 2026-01-10
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Air Canada AC8643
19:45
New York LaGuardia (LGA) B

21:12
Montreal-Trudeau (YUL)
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:27, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Air Canada AC8643
19:45
New York LaGuardia (LGA) B

21:16
Montreal-Trudeau (YUL)
Effective 2026-01-11 through 2026-01-19
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Air Canada AC8643
19:45
New York LaGuardia (LGA) B

21:16
Montreal-Trudeau (YUL)
Effective 2026-01-17 through 2026-01-20
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:31, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Air Canada AC8643
19:45
New York LaGuardia (LGA) B

21:16
Montreal-Trudeau (YUL)
Effective 2026-01-21 through 2026-01-26
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Air Canada AC8643
19:45
New York LaGuardia (LGA) B

21:12
Montreal-Trudeau (YUL)
Operates only on 2026-01-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:27, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Air Canada AC8643
19:45
New York LaGuardia (LGA) B

21:16
Montreal-Trudeau (YUL)
Effective 2026-01-28 through 2026-01-30
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:31, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Air Canada AC8643
19:45
New York LaGuardia (LGA) B

21:16
Montreal-Trudeau (YUL)
Effective 2026-01-29 through 2026-02-08
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Air Canada AC8643
19:45
New York LaGuardia (LGA) B

21:12
Montreal-Trudeau (YUL)
Effective 2026-02-06 through 2026-02-13
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:27, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Air Canada AC8643
19:45
New York LaGuardia (LGA) B

21:16
Montreal-Trudeau (YUL)
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Air Canada AC8643
19:45
New York LaGuardia (LGA) B

21:12
Montreal-Trudeau (YUL)
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:27, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Air Canada AC8643
19:45
New York LaGuardia (LGA) B

21:16
Montreal-Trudeau (YUL)
Operates only on 2026-02-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Air Canada AC8643
19:45
New York LaGuardia (LGA) B

21:12
Montreal-Trudeau (YUL)
Effective 2026-02-25 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:27, non-stop
Canadair CRJ 900 (CR9)
  • AC 8643 is an international flight departing from New York LaGuardia airport, United States (LGA) and arriving at Montreal-Trudeau airport, Canada (YUL).
  • The flight distance is 324 miles, or 521 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 1:27 and 1:32.
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