American Airlines Flight 4556 Deals & Information (2026/2027)

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American Airlines Flight 4556 Route Deals From $137

The cheapest prices found with in the last 7 days for return flights were $299 and $137 for one-way flights to Pearson Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, May 15 - Sat, Jun 5
LGA
LaGuardia
YYZ
Pearson Intl.
$299 Roundtrip, found 3 days ago
$299
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, May 15 from LaGuardia to Pearson Intl., returning Sat, Jun 5, priced at $299 found 3 days ago
Thu, Nov 5 - Wed, Nov 11
LGA
LaGuardia
YYZ
Pearson Intl.
$307 Roundtrip, found 8 hours ago
$307
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Thu, Nov 5 from LaGuardia to Pearson Intl., returning Wed, Nov 11, priced at $307 found 8 hours ago
Wed, Nov 11 - Sat, Nov 14
LGA
LaGuardia
YYZ
Pearson Intl.
$316 Roundtrip, found 8 hours ago
$316
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Wed, Nov 11 from LaGuardia to Pearson Intl., returning Sat, Nov 14, priced at $316 found 8 hours ago
Thu, Nov 12 - Fri, Nov 13
LGA
LaGuardia
YYZ
Pearson Intl.
$316 Roundtrip, found 4 days ago
$316
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Nov 12 from LaGuardia to Pearson Intl., returning Fri, Nov 13, priced at $316 found 4 days ago
Thu, Nov 5 - Wed, Nov 11
LGA
LaGuardia
YYZ
Pearson Intl.
$337 Roundtrip, found 8 hours ago
$337
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Thu, Nov 5 from LaGuardia to Pearson Intl., returning Wed, Nov 11, priced at $337 found 8 hours ago
Thu, Oct 22 - Mon, Oct 26
LGA
LaGuardia
YYZ
Pearson Intl.
$337 Roundtrip, found 3 hours ago
$337
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Thu, Oct 22 from LaGuardia to Pearson Intl., returning Mon, Oct 26, priced at $337 found 3 hours ago
Sun, Sep 6 - Wed, Sep 16
LGA
LaGuardia
YYZ
Pearson Intl.
$338 Roundtrip, found 5 hours ago
$338
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Sun, Sep 6 from LaGuardia to Pearson Intl., returning Wed, Sep 16, priced at $338 found 5 hours ago
Sat, Oct 10 - Sun, Oct 11
LGA
LaGuardia
YYZ
Pearson Intl.
$340 Roundtrip, found 3 hours ago
$340
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Sat, Oct 10 from LaGuardia to Pearson Intl., returning Sun, Oct 11, priced at $340 found 3 hours ago

Frequently asked questions

What route does flight number AA4556 take?
AA4556 takes numerous routes. The most popular is between O'Hare Intl. Airport (ORD) and Hopkins Intl. Airport (CLE), which flies direct. This service generally takes 1 hour and 27 minutes. That said, there may be other flights with this number that are multi-stop.
What terminal does AA4556 fly out of?
AA4556 flights out of Chicago, IL Airport (ORD-O'Hare Intl.) normally head off from Terminal 3. This flight number runs on a number of routes, but the most traveled one is Chicago, IL Airport (ORD-O'Hare Intl.) to Hopkins Intl. Airport (CLE).
What kind of plane is on flight number AA4556?
There's every chance you'll be on board an Embraer 175 if you're jetting from O'Hare Airport to Cleveland, OH Airport (CLE-Hopkins Intl.), one of a few routes used for flight AA4556.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your AA4556 flight with Travelocity, please visit our Customer Service Portal.