United Flight AS4657 Deals & Information (2025/2026)

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United Flight 4657 Route Deals From $92

The cheapest prices found with in the last 7 days for return flights were $117 and $92 for one-way flights to San Francisco Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Nov 7 - Tue, Nov 11
BUR
Hollywood Burbank
SFO
San Francisco Intl.
$117 Roundtrip, found 7 hours ago
$117
Roundtrip
found 7 hours ago
Select United flight, departing Fri, Nov 7 from Hollywood Burbank to San Francisco Intl., returning Tue, Nov 11, priced at $117 found 7 hours ago
Fri, Nov 7 - Tue, Nov 11
BUR
Hollywood Burbank
SFO
San Francisco Intl.
$134 Roundtrip, found 7 hours ago
$134
Roundtrip
found 7 hours ago
Select United flight, departing Fri, Nov 7 from Hollywood Burbank to San Francisco Intl., returning Tue, Nov 11, priced at $134 found 7 hours ago
Sat, Aug 23 - Tue, Aug 26
BUR
Hollywood Burbank
SFO
San Francisco Intl.
$136 Roundtrip, found 5 days ago
$136
Roundtrip
found 5 days ago
Select United flight, departing Sat, Aug 23 from Hollywood Burbank to San Francisco Intl., returning Tue, Aug 26, priced at $136 found 5 days ago
Fri, Aug 29 - Mon, Sep 1
BUR
Hollywood Burbank
SFO
San Francisco Intl.
$139 Roundtrip, found 7 hours ago
$139
Roundtrip
found 7 hours ago
Select United flight, departing Fri, Aug 29 from Hollywood Burbank to San Francisco Intl., returning Mon, Sep 1, priced at $139 found 7 hours ago
Fri, Nov 7 - Tue, Nov 11
BUR
Hollywood Burbank
SFO
San Francisco Intl.
$154 Roundtrip, found 7 hours ago
$154
Roundtrip
found 7 hours ago
Select United flight, departing Fri, Nov 7 from Hollywood Burbank to San Francisco Intl., returning Tue, Nov 11, priced at $154 found 7 hours ago
Fri, Nov 7 - Tue, Nov 11
BUR
Hollywood Burbank
SFO
San Francisco Intl.
$164 Roundtrip, found 7 hours ago
$164
Roundtrip
found 7 hours ago
Select United flight, departing Fri, Nov 7 from Hollywood Burbank to San Francisco Intl., returning Tue, Nov 11, priced at $164 found 7 hours ago
Tue, Nov 25 - Sat, Nov 29
BUR
Hollywood Burbank
SFO
San Francisco Intl.
$168 Roundtrip, found 9 hours ago
$168
Roundtrip
found 9 hours ago
Select United flight, departing Tue, Nov 25 from Hollywood Burbank to San Francisco Intl., returning Sat, Nov 29, priced at $168 found 9 hours ago
Fri, Aug 29 - Mon, Sep 1
BUR
Hollywood Burbank
SFO
San Francisco Intl.
$183 Roundtrip, found 7 hours ago
$183
Roundtrip
found 7 hours ago
Select United flight, departing Fri, Aug 29 from Hollywood Burbank to San Francisco Intl., returning Mon, Sep 1, priced at $183 found 7 hours ago

Frequently asked questions

What route does flight number UA4657 take?
UA4657 flies directly from CPR to Denver Intl. Airport (DEN) in 1 hour and 15 minutes. It can sometimes take other routes though, some of which may be multi-stop journeys. Keep an eye out for this when locking in your seat to avoid any confusion.
How often is UA4657 on time?
Not fussed on waiting around at the airport? If you're taking to the skies with United Airlines flight number UA4657 from CPR to DEN, this service runs as scheduled 87% of the time. On the rare instance it is delayed, the average time you'll wait is 19 minutes. One of the many reasons that this trip has a 3.1-star rating.
What kind of plane is on flight number UA4657?
If you're taking flight UA4657 from Casper Airport to Denver Intl. Airport (DEN), you'll most likely be aboard the Bombardier CRJ. This flight number serves a number of different 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 UA4657 flight with Travelocity, please visit our Customer Service Portal.