About United Airlines
United Airlines is one of the world's largest airlines, connecting people across the globe. Based in Chicago, United operates a comprehensive domestic and international route network from its hubs in Newark, Chicago O'Hare, Denver, Houston, Los Angeles, San Francisco, and Washington Dulles.
As a founding member of Star Alliance, United offers connections to over 1,300 destinations in 195 countries worldwide.
MileagePlus Program
Join MileagePlus and earn award miles:
- Earn miles on United and Star Alliance flights
- Premier status with exclusive benefits
- PlusPoints for upgrades
- No expiration on award miles
Popular Routes from United Hubs
4,500+
Daily Flights
340+
Destinations
7
Major Hubs
Frequently Asked Questions
How do I check in for United?
Check in online at united.com or via the United app starting 24 hours before departure.
What is United's carry-on policy?
One carry-on bag and one personal item are allowed. Basic economy may have restrictions.
Can I change my United flight?
No change fees for most fare classes. Fare differences may apply when rebooking.
Does United offer in-flight WiFi?
Yes, WiFi is available on most aircraft. MileagePlus members may receive complimentary access.