United Flight 660 Deals & Information (2025/2026)

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United Flight 660 Route Deals From $111

The cheapest prices found with in the last 7 days for return flights were $161 and $111 for one-way flights to San Diego Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 16 - Sat, Sep 20
ORD
O'Hare Intl.
SAN
San Diego Intl.
$161 Roundtrip, found 1 day ago
$161
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 16 from O'Hare Intl. to San Diego Intl., returning Sat, Sep 20, priced at $161 found 1 day ago
Sat, Aug 16 - Sat, Aug 23
ORD
O'Hare Intl.
SAN
San Diego Intl.
$164 Roundtrip, found 2 days ago
$164
Roundtrip
found 2 days ago
Select United flight, departing Sat, Aug 16 from O'Hare Intl. to San Diego Intl., returning Sat, Aug 23, priced at $164 found 2 days ago

Frequently asked questions

What route does flight number UA660 take?
UA660 operates between O'Hare Intl. Airport (ORD) and Newark, NJ Airport (EWR-Liberty Intl.) and flies direct. This service usually takes 2 hours and 9 minutes.
How often is UA660 on time?
United Airlines flight number UA660 between ORD and EWR operates as scheduled 88% of the time --- so you can be confident you will get to your destination ASAP. If the journey is late, the average wait is roughly 11 minutes. This route has a star rating of 4.35.
What terminal does UA660 fly out of?
Travelers with seats booked on flight number UA660 from O'Hare Intl. Airport (ORD) to Newark Airport typically fly out of Terminal 1.
What kind of plane is on flight number UA660?
There's every chance you'll be traveling aboard the Boeing 737-800 if you're on flight UA660. This flight typically sets off from ORD and lands at Newark Airport.
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 UA660 flight with Travelocity, please visit our Customer Service Portal.