United Flight UA5125 Deals & Information (2025/2026)

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United Flight 5125 Route Deals From $201

The cheapest prices found with in the last 7 days for return flights were $252 and $201 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 29 - Tue, Nov 4
SGU
St. George
DEN
Denver Intl.
$252 Roundtrip, found 2 days ago
$252
Roundtrip
found 2 days ago
Select United flight, departing Wed, Oct 29 from St. George to Denver Intl., returning Tue, Nov 4, priced at $252 found 2 days ago
Wed, Jan 7 - Sun, Jan 11
SGU
St. George
DEN
Denver Intl.
$253 Roundtrip, found 10 hours ago
$253
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Jan 7 from St. George to Denver Intl., returning Sun, Jan 11, priced at $253 found 10 hours ago
Wed, Oct 29 - Tue, Nov 4
SGU
St. George
DEN
Denver Intl.
$272 Roundtrip, found 2 days ago
$272
Roundtrip
found 2 days ago
Select United flight, departing Wed, Oct 29 from St. George to Denver Intl., returning Tue, Nov 4, priced at $272 found 2 days ago
Sat, Oct 25 - Mon, Oct 27
SGU
St. George
DEN
Denver Intl.
$327 Roundtrip, found 1 day ago
$327
Roundtrip
found 1 day ago
Select United flight, departing Sat, Oct 25 from St. George to Denver Intl., returning Mon, Oct 27, priced at $327 found 1 day ago
Wed, Jan 7 - Sun, Jan 11
SGU
St. George
DEN
Denver Intl.
$349 Roundtrip, found 10 hours ago
$349
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Jan 7 from St. George to Denver Intl., returning Sun, Jan 11, priced at $349 found 10 hours ago
Thu, Oct 30 - Wed, Nov 5
SGU
St. George
DEN
Denver Intl.
$352 Roundtrip, found 2 days ago
$352
Roundtrip
found 2 days ago
Select United flight, departing Thu, Oct 30 from St. George to Denver Intl., returning Wed, Nov 5, priced at $352 found 2 days ago
Sat, Oct 25 - Mon, Oct 27
SGU
St. George
DEN
Denver Intl.
$375 Roundtrip, found 1 day ago
$375
Roundtrip
found 1 day ago
Select United flight, departing Sat, Oct 25 from St. George to Denver Intl., returning Mon, Oct 27, priced at $375 found 1 day ago

Frequently asked questions

What route does flight number UA5125 take?
Flight number UA5125 takes roughly 1 hour and 28 minutes to fly directly from IAH to San Angelo Regional Airport (SJT). Sure, there's magic in the destination, but getting there is half the fun!
What terminal does UA5125 fly out of?
You'll likely be taking off from Terminal B if you're booked on flight number UA5125 direct from IAH to SJT.
What kind of plane is on flight number UA5125?
The route for flight number UA5125 is usually IAH to San Angelo Regional Airport (SJT), and the Bombardier CRJ is the aircraft model you're likely to be taking off on.
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 UA5125 flight with Travelocity, please visit our Customer Service Portal.