United Flight DL235 Deals & Information (2025/2026)

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

United Flight 235 Route Deals From $81

The cheapest prices found with in the last 7 days for return flights were $160 and $81 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

What route does flight number UA235 take?
UA235 takes several routes. The most popular is between Denver Intl. Airport (DEN) and Colorado Springs, CO Airport (COS), which flies direct. This service usually takes 47 minutes. That said, there may be other flights with this number that are multi-stop.
What kind of plane is on flight number UA235?
UA235 is a flight number that is used on lots of different routes. If you have a ticket on its most popular one, Denver Intl. Airport (DEN) to Colorado Springs Airport (COS), you'll likely be climbing aboard the Airbus A319.
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 UA235 flight with Travelocity, please visit our Customer Service Portal.