American Airlines Flight AA3166 Deals & Information (2025/2026)

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American Airlines Flight 3166 Route Deals From $282

The cheapest prices found with in the last 7 days for return flights were $294 and $282 for one-way flights to Philadelphia Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 22 - Tue, Oct 28
SFO
San Francisco Intl.
PHL
Philadelphia Intl.
$294 Roundtrip, found 22 hours ago
$294
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Wed, Oct 22 from San Francisco Intl. to Philadelphia Intl., returning Tue, Oct 28, priced at $294 found 22 hours ago

Frequently asked questions

What route does flight number AA3166 take?
AA3166 is used on multiple routes. Most commonly, AA3166 flies directly from McChesney Field to Phoenix Sky Harbor Intl. Airport. If you have a ticket on this route, you'll be in the air for 1 hour and 44 minutes.
What kind of plane is on flight number AA3166?
If you're taking flight AA3166 from SBP to PHX, there's a strong chance you'll be setting off on the Bombardier CRJ700. This flight number serves numerous routes, but this is the most popular one.
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 AA3166 flight with Travelocity, please visit our Customer Service Portal.