United Flight 5051 Deals & Information (2025/2026)

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United Flight 5051 Route Deals From $249

The cheapest prices found with in the last 7 days for return flights were $240 and $249 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Apr 18 - Sun, Apr 26
ATY
Watertown Regional
DEN
Denver Intl.
$240 Roundtrip, found 5 days ago
$240
Roundtrip
found 5 days ago
Select United flight, departing Sat, Apr 18 from Watertown Regional to Denver Intl., returning Sun, Apr 26, priced at $240 found 5 days ago
Fri, Nov 14 - Sun, Nov 23
ATY
Watertown Regional
DEN
Denver Intl.
$244 Roundtrip, found 2 days ago
$244
Roundtrip
found 2 days ago
Select United flight, departing Fri, Nov 14 from Watertown Regional to Denver Intl., returning Sun, Nov 23, priced at $244 found 2 days ago
Sat, Apr 18 - Sun, Apr 26
ATY
Watertown Regional
DEN
Denver Intl.
$270 Roundtrip, found 5 days ago
$270
Roundtrip
found 5 days ago
Select United flight, departing Sat, Apr 18 from Watertown Regional to Denver Intl., returning Sun, Apr 26, priced at $270 found 5 days ago
Fri, Nov 14 - Sun, Nov 23
ATY
Watertown Regional
DEN
Denver Intl.
$275 Roundtrip, found 2 days ago
$275
Roundtrip
found 2 days ago
Select United flight, departing Fri, Nov 14 from Watertown Regional to Denver Intl., returning Sun, Nov 23, priced at $275 found 2 days ago
Thu, Nov 13 - Sun, Nov 16
ATY
Watertown Regional
DEN
Denver Intl.
$276 Roundtrip, found 4 days ago
$276
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 13 from Watertown Regional to Denver Intl., returning Sun, Nov 16, priced at $276 found 4 days ago
Wed, Nov 5 - Mon, Nov 10
ATY
Watertown Regional
DEN
Denver Intl.
$340 Roundtrip, found 6 days ago
$340
Roundtrip
found 6 days ago
Select United flight, departing Wed, Nov 5 from Watertown Regional to Denver Intl., returning Mon, Nov 10, priced at $340 found 6 days ago
Sat, Nov 8 - Mon, Nov 10
ATY
Watertown Regional
DEN
Denver Intl.
$345 Roundtrip, found 4 days ago
$345
Roundtrip
found 4 days ago
Select United flight, departing Sat, Nov 8 from Watertown Regional to Denver Intl., returning Mon, Nov 10, priced at $345 found 4 days ago
Thu, Nov 6 - Mon, Nov 10
ATY
Watertown Regional
DEN
Denver Intl.
$447 Roundtrip, found 1 day ago
$447
Roundtrip
found 1 day ago
Select United flight, departing Thu, Nov 6 from Watertown Regional to Denver Intl., returning Mon, Nov 10, priced at $447 found 1 day ago

Frequently asked questions

What route does flight number UA5051 take?
UA5051 is used on multiple routes. Most often, UA5051 flies straight from Denver Intl. Airport (DEN) to Alamosa, CO Airport (ALS-San Luis Valley Regional). If you've booked a seat on this route, you'll be flying for around 1 hour and 3 minutes.
What kind of plane is on flight number UA5051?
If you've booked a ticket on flight UA5051 from Denver Intl. Airport (DEN) to ALS, chances are you'll be on board the Bombardier CRJ. Flight UA5051 serves several routes, but this is the busiest.
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 UA5051 flight with Travelocity, please visit our Customer Service Portal.