United Flight AS5621 Deals & Information (2025/2026)

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United Flight 5621 Route Deals From $49

The cheapest prices found with in the last 7 days for return flights were $94 and $49 for one-way flights to Los Angeles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

What route does flight number UA5621 take?
Flight number UA5621 takes approximately 1 hour and 9 minutes to jet non-stop from DEN to GJT. We all know there’s magic in the destination, but getting there is half the fun!
What kind of plane is on flight number UA5621?
The Bombardier CRJ700 is the aircraft model most often used for flight number UA5621. This flight typically sets off from DEN and arrives at Grand Junction Regional Airport (GJT).
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 UA5621 flight with Travelocity, please visit our Customer Service Portal.