United Flight 1855 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 1855 Route Deals From $121

The cheapest prices found with in the last 7 days for return flights were $247 and $121 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

What route does flight number UA1855 take?
UA1855 takes approximately 2 hours and 34 minutes to jet directly from O'Hare Intl. Airport (ORD) to Colorado Springs, CO Airport (COS). Sure, there's magic in the destination, but half the fun is in the journey!
What terminal does UA1855 fly out of?
Direct flights to and from ORD and Colorado Springs, CO Airport (COS) are served by UA1855, and passengers booked on this route typically take off from Terminal 1.
What kind of plane is on flight number UA1855?
The route for UA1855 is predominantly O'Hare Airport to Colorado Springs Airport (COS), and the Airbus A319 is the aircraft model you're likely to be flying 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 UA1855 flight with Travelocity, please visit our Customer Service Portal.