
United Flight 393 Deals & Information (2025/2026)
Wander Wisely with exceptional service, 24/7 supportOpens in a new window
Feel at ease with free flight cancellations within 24 hours of booking
Change your flight without a fee on select flights
United Flight 393 Route Deals From $39
The cheapest prices found with in the last 7 days for return flights were $77 and $39 for one-way flights to San Francisco Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.
ONT
Los Angeles - Ontario Intl.
SFO
San Francisco Intl.
$77 Roundtrip, found 10 hours ago
$77
Roundtrip
found 10 hours ago
ONT
Los Angeles - Ontario Intl.
SFO
San Francisco Intl.
$85 Roundtrip, found 10 hours ago
$85
Roundtrip
found 10 hours ago
ONT
Los Angeles - Ontario Intl.
SFO
San Francisco Intl.
$108 Roundtrip, found 10 hours ago
$108
Roundtrip
found 10 hours ago
ONT
Los Angeles - Ontario Intl.
SFO
San Francisco Intl.
$109 Roundtrip, found 10 hours ago
$109
Roundtrip
found 10 hours ago
ONT
Los Angeles - Ontario Intl.
SFO
San Francisco Intl.
$114 Roundtrip, found 3 days ago
$114
Roundtrip
found 3 days ago
ONT
Los Angeles - Ontario Intl.
SFO
San Francisco Intl.
$119 Roundtrip, found 1 hour ago
$119
Roundtrip
found 1 hour ago
ONT
Los Angeles - Ontario Intl.
SFO
San Francisco Intl.
$134 Roundtrip, found 1 day ago
$134
Roundtrip
found 1 day ago
ONT
Los Angeles - Ontario Intl.
SFO
San Francisco Intl.
$135 Roundtrip, found 2 hours ago
$135
Roundtrip
found 2 hours ago
ONT
Los Angeles - Ontario Intl.
SFO
San Francisco Intl.
$140 Roundtrip, found 1 hour ago
$140
Roundtrip
found 1 hour ago