United Flight 448 Deals & Information (2025/2026)

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United Flight 448 Route Deals From $83

The cheapest prices found with in the last 7 days for return flights were $165 and $83 for one-way flights to San Francisco Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 28 - Tue, Nov 4
ORD
O'Hare Intl.
SFO
San Francisco Intl.
$165 Roundtrip, found 2 hours ago
$165
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Oct 28 from O'Hare Intl. to San Francisco Intl., returning Tue, Nov 4, priced at $165 found 2 hours ago
Tue, Oct 28 - Tue, Nov 4
ORD
O'Hare Intl.
SFO
San Francisco Intl.
$179 Roundtrip, found 2 hours ago
$179
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Oct 28 from O'Hare Intl. to San Francisco Intl., returning Tue, Nov 4, priced at $179 found 2 hours ago
Tue, Oct 28 - Tue, Nov 4
ORD
O'Hare Intl.
SFO
San Francisco Intl.
$182 Roundtrip, found 2 hours ago
$182
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Oct 28 from O'Hare Intl. to San Francisco Intl., returning Tue, Nov 4, priced at $182 found 2 hours ago
Sat, Oct 18 - Sat, Oct 25
ORD
O'Hare Intl.
SFO
San Francisco Intl.
$184 Roundtrip, just found
$184
Roundtrip
just found
Select United flight, departing Sat, Oct 18 from O'Hare Intl. to San Francisco Intl., returning Sat, Oct 25, priced at $184 just found
Sat, Oct 4 - Mon, Oct 13
ORD
O'Hare Intl.
SFO
San Francisco Intl.
$187 Roundtrip, found 15 hours ago
$187
Roundtrip
found 15 hours ago
Select United flight, departing Sat, Oct 4 from O'Hare Intl. to San Francisco Intl., returning Mon, Oct 13, priced at $187 found 15 hours ago
Fri, Nov 7 - Mon, Nov 10
ORD
O'Hare Intl.
SFO
San Francisco Intl.
$195 Roundtrip, just found
$195
Roundtrip
just found
Select United flight, departing Fri, Nov 7 from O'Hare Intl. to San Francisco Intl., returning Mon, Nov 10, priced at $195 just found
Thu, Oct 2 - Tue, Oct 7
ORD
O'Hare Intl.
SFO
San Francisco Intl.
$196 Roundtrip, found 16 hours ago
$196
Roundtrip
found 16 hours ago
Select United flight, departing Thu, Oct 2 from O'Hare Intl. to San Francisco Intl., returning Tue, Oct 7, priced at $196 found 16 hours ago
Sat, Oct 18 - Sat, Oct 25
ORD
O'Hare Intl.
SFO
San Francisco Intl.
$200 Roundtrip, just found
$200
Roundtrip
just found
Select United flight, departing Sat, Oct 18 from O'Hare Intl. to San Francisco Intl., returning Sat, Oct 25, priced at $200 just found
Fri, Oct 3 - Tue, Oct 7
ORD
O'Hare Intl.
SFO
San Francisco Intl.
$206 Roundtrip, found 21 hours ago
$206
Roundtrip
found 21 hours ago
Select United flight, departing Fri, Oct 3 from O'Hare Intl. to San Francisco Intl., returning Tue, Oct 7, priced at $206 found 21 hours ago

Frequently asked questions

What route does flight number UA448 take?
You'll arrive into Denver, CO Airport (DEN-Denver Intl.) from BOS if you're traveling on flight number UA448. You'll be in the sky for 4 hours and 39 minutes during this journey. It's also good to note that the flight conveniently travels direct.
What terminal does UA448 fly out of?
You'll likely be stepping aboard the plane at Terminal B if you're booked on flight number UA448 direct from Logan Intl. Airport to Denver Intl. Airport (DEN).
What kind of plane is on flight number UA448?
The route for flight number UA448 is generally Logan Intl. Airport to Denver Intl. Airport (DEN), and the Airbus A320 is the aircraft model you're likely to be jetting off with.
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 UA448 flight with Travelocity, please visit our Customer Service Portal.