American Airlines Flight AA578 Deals & Information (2025/2026)

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American Airlines Flight 578 Route Deals From $90

The cheapest prices found with in the last 7 days for return flights were $244 and $90 for one-way flights to John F. Kennedy Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

What route does flight number AA578 take?
AA578 flies direct from Phoenix Sky Harbor Intl. Airport to Cancun Airport in approximately 4 hours and 10 minutes. It can sometimes be used on other routes though, some of which may be multi-stop flights. Keep this in mind when locking in your seat to avoid any confusion.
What terminal does AA578 fly out of?
If you're departing from Phoenix Sky Harbor Intl. Airport, you'll most likely board the aircraft from Terminal 4. The most popular route for flight number AA578 is Phoenix, AZ Airport (PHX-Sky Harbor Intl.) to Cancun, Quintana Roo Airport (CUN-Cancun Intl.), which is a direct flight.
What kind of plane is on flight number AA578?
AA578 is a flight number that is used on several routes. If you're traveling on the busiest route, Phoenix, AZ Airport (PHX-Sky Harbor Intl.) to Cancun Intl. Airport (CUN), chances are you'll be boarding a Boeing 737-800.
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 AA578 flight with Travelocity, please visit our Customer Service Portal.