United Flight 3777 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

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

Change your flight without a fee on select flights

Frequently asked questions

What route does flight number UA3777 take?
UA3777 flies direct from GRR to O'Hare Intl. Airport (ORD) in roughly 1 hour and 5 minutes. It can take other routes though, some of which could be multi-stop trips. Keep an eye out for this when booking your seat to avoid any confusion.
What kind of plane is on flight number UA3777?
It's likely you'll be traveling aboard the Bombardier CRJ if you're on flight UA3777 from Grand Rapids, MI Airport (GRR-Gerald R. Ford Intl.) to O'Hare Airport. This is the most commonly used type of plane on this popular route.
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 UA3777 flight with Travelocity, please visit our Customer Service Portal.