American Airlines Flight 1666 Deals & Information (2025/2026)

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American Airlines Flight 1666 Route Deals From $50

The cheapest prices found with in the last 7 days for return flights were $97 and $50 for one-way flights to Los Angeles - Ontario Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Oct 27 - Sat, Nov 1
PHX
Sky Harbor Intl.
ONT
Los Angeles - Ontario Intl.
$97 Roundtrip, found 4 hours ago
$97
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Mon, Oct 27 from Sky Harbor Intl. to Los Angeles - Ontario Intl., returning Sat, Nov 1, priced at $97 found 4 hours ago
Sat, Oct 11 - Mon, Oct 13
PHX
Sky Harbor Intl.
ONT
Los Angeles - Ontario Intl.
$108 Roundtrip, found 2 days ago
$108
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Oct 11 from Sky Harbor Intl. to Los Angeles - Ontario Intl., returning Mon, Oct 13, priced at $108 found 2 days ago
Thu, Oct 23 - Fri, Oct 24
PHX
Sky Harbor Intl.
ONT
Los Angeles - Ontario Intl.
$136 Roundtrip, found 16 hours ago
$136
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Thu, Oct 23 from Sky Harbor Intl. to Los Angeles - Ontario Intl., returning Fri, Oct 24, priced at $136 found 16 hours ago
Mon, Oct 27 - Sat, Nov 1
PHX
Sky Harbor Intl.
ONT
Los Angeles - Ontario Intl.
$137 Roundtrip, found 4 hours ago
$137
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Mon, Oct 27 from Sky Harbor Intl. to Los Angeles - Ontario Intl., returning Sat, Nov 1, priced at $137 found 4 hours ago
Wed, Oct 1 - Wed, Oct 8
PHX
Sky Harbor Intl.
ONT
Los Angeles - Ontario Intl.
$145 Roundtrip, found 4 days ago
$145
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Oct 1 from Sky Harbor Intl. to Los Angeles - Ontario Intl., returning Wed, Oct 8, priced at $145 found 4 days ago
Mon, Oct 27 - Sat, Nov 1
PHX
Sky Harbor Intl.
ONT
Los Angeles - Ontario Intl.
$157 Roundtrip, found 4 hours ago
$157
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Mon, Oct 27 from Sky Harbor Intl. to Los Angeles - Ontario Intl., returning Sat, Nov 1, priced at $157 found 4 hours ago

Frequently asked questions

What route does flight number AA1666 take?
AA1666 takes several routes. The most popular is Orlando Intl. Airport to Ronald Reagan Washington National Airport (DCA), which is a direct flight. This service takes roughly 2 hours and 8 minutes. However, there are likely to be other flights with the same number that have one or more stops.
What kind of plane is on flight number AA1666?
There's a strong chance you'll be on the Airbus A319 if you're jetting from MCO to DCA, one of a few routes used for flight number AA1666.
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 AA1666 flight with Travelocity, please visit our Customer Service Portal.