American Airlines flight AA 4542: Toronto Pearson - New York LaGuardia

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 07:00 Toronto Pearson (YYZ) 3 08:48 New York LaGuardia (LGA) B
AA 4542 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:48 Effective 2026-01-07 through 2026-02-11
Wed 07:00 Toronto Pearson (YYZ) 3 08:49 New York LaGuardia (LGA) B
AA 4542 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:49 Effective 2026-02-18 through 2026-03-04
Mon,Tue,Fri-Sun 07:04 Toronto Pearson (YYZ) 3 08:51 New York LaGuardia (LGA) B
AA 4542 Non-stop Embraer EMB 175 (E75) 1:47 Valid until 2026-01-05
Thu 07:05 Toronto Pearson (YYZ) 3 08:51 New York LaGuardia (LGA) B
AA 4542 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:46 Operates only on 2026-01-01
Daily 07:05 Toronto Pearson (YYZ) 3 08:49 New York LaGuardia (LGA) B
AA 4542 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:44 Effective 2026-03-08 through 2026-04-06
Mon,Tue,Thu-Sun 07:09 Toronto Pearson (YYZ) 3 09:00 New York LaGuardia (LGA) B
AA 4542 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:51 Effective 2026-02-12 through 2026-03-07
Tue 07:10 Toronto Pearson (YYZ) 3 08:58 New York LaGuardia (LGA) B
AA 4542 Non-stop Embraer EMB 175 (E75) 1:48 Operates only on 2026-01-06
Daily 07:15 Toronto Pearson (YYZ) 3 08:49 New York LaGuardia (LGA) B
AA 4542 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:34 Effective 2026-05-21 through 2026-08-04
Daily 07:20 Toronto Pearson (YYZ) 3 09:00 New York LaGuardia (LGA) B
AA 4542 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:40 Effective 2026-04-07 through 2026-05-20
Daily 07:20 Toronto Pearson (YYZ) 3 08:55 New York LaGuardia (LGA) B
AA 4542 Non-stop Embraer EMB 175 (E75) 1:35 Effective 2026-09-09 through 2026-10-04
Daily 07:25 Toronto Pearson (YYZ) 3 09:00 New York LaGuardia (LGA) B
AA 4542 Non-stop Embraer EMB 175 (E75) 1:35 Effective 2026-08-05 through 2026-09-08
Daily 07:29 Toronto Pearson (YYZ) 3 09:00 New York LaGuardia (LGA) B
AA 4542 Non-stop Embraer EMB 175 (E75) 1:31 Effective from 2026-10-05
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American Airlines flight AA 4542:
Toronto Pearson - New York LaGuardia
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4542
07:00
Toronto Pearson (YYZ) 3

08:48
New York LaGuardia (LGA) B
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:48, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4542
07:00
Toronto Pearson (YYZ) 3

08:49
New York LaGuardia (LGA) B
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:49, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4542
07:04
Toronto Pearson (YYZ) 3

08:51
New York LaGuardia (LGA) B
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Duration: 1:47, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4542
07:05
Toronto Pearson (YYZ) 3

08:51
New York LaGuardia (LGA) B
Operates only on 2026-01-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:46, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4542
07:05
Toronto Pearson (YYZ) 3

08:49
New York LaGuardia (LGA) B
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:44, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4542
07:09
Toronto Pearson (YYZ) 3

09:00
New York LaGuardia (LGA) B
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 1:51, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4542
07:10
Toronto Pearson (YYZ) 3

08:58
New York LaGuardia (LGA) B
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:48, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4542
07:15
Toronto Pearson (YYZ) 3

08:49
New York LaGuardia (LGA) B
Effective 2026-05-21 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:34, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4542
07:20
Toronto Pearson (YYZ) 3

09:00
New York LaGuardia (LGA) B
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:40, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4542
07:20
Toronto Pearson (YYZ) 3

08:55
New York LaGuardia (LGA) B
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4542
07:25
Toronto Pearson (YYZ) 3

09:00
New York LaGuardia (LGA) B
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4542
07:29
Toronto Pearson (YYZ) 3

09:00
New York LaGuardia (LGA) B
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
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Parallax here YYZ-LGA
  • AA 4542 is an international flight departing from Toronto Pearson airport, Canada (YYZ) and arriving at New York LaGuardia airport, United States (LGA).
  • The flight distance is 356 miles, or 573 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 1:31 and 1:51.
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