Help Center
We always love hearing from our customers, but we’ve answered a few common questions below in case we can save you a phone call. Our FAQs and Helpful Information page might also help to clear things up.

Find and use your credits
United travel credits, including electronic travel certificates and future flight credit, give you flexibility as you plan future trips.

Change or cancel an upcoming flight
View information on how to make changes or cancel your flight.


My flight has been changed - what can I do?
We'll help you understand what this change means and your options.
Information by topic
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COVID-19 information center
Updated information, policies and resources.
Change upcoming travel
View My Trips to make changes to your upcoming trip
Travel waivers and updates
Domestic and international schedule reductions
Your safety is our priority
Learn about the steps we're taking
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Flights
Change or cancel trip
Go to My Trips to modify your reservation
Help changing or canceling trip
Find FAQs about how to modify your trip
Flight schedule change and cancellations
See FAQs about reservations
Flight status
Look up a flight
Check in
Check in to your flight online
Check in help
Find FAQs about how to Check in
Changes to hotels, Cars, Cruises, and Vacation packages
United Packages
For vacation packages purchased in the U.S. or Canada
Car reservations
View, modify or cancel a car reservation
Hotel reservations
View, modify or cancel a hotel reservation
Cruises
View, modify or cancel a cruise reservation
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Flights
Book a flight
Search for flights and book a trip
Special travel needs
Travelers with disabilities, traveling with children or pets
Reservation FAQs
See FAQs about reservations
Traveler insurance
Cover your trip expenses and travel mishaps
Carbon offsets
Purchase carbon offsets to travel carbon neutral
Specialty desks
United groups
Groups of ten or more enjoy special pricing and services
United meetings
Travel services for attendees of meetings or conferences
United PerksPlus
Questions or feedback on our corporate rewards program
Book Hotels, Cars, Cruises, and Vacation packages
United Packages
For vacation packages purchased in the U.S. or Canada
Car reservations
Find and create a car reservation
Hotel reservations
Book a hotel for your trip
Cruises
Book the perfect cruise
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Seat options and help
FInd out more about selecting seats
Change a seat
Change your seat selection
Basic Economy help
Find help and Basic Economy policies
Economy Plus® upgrades
Get more leg room on your trip
Upgrade your seat with award miles
Find out more about upgrading
Seat accommodations
How we can assist our customers with disabilities
Seat refunds
Request a refund for seat upgrades
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Refund policies
Find out more about our refund policies
Request a refund
Use this form to request a refund
Check refund status
Check the status of your refund request
Customer Care
Share your feedback with us
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Forgot MileagePlus number
Find your username
Account locked
Password recovery
Join MileagePlus
Start earning miles today
Update account information
Update your name, phone number and more
Premier® qualifying status
How to earn status
Request missing miles
Request miles that have not been reflected in your account
MileagePlus Service Center
What can we help you with?
MileagePlus FAQs
View FAQs about MileagePlus
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Baggage fee calculator
Calculate the cost of your checked bags
Carry-on baggage help
Learn more about carry-on items
File a baggage issue claim
Form for damaged and bags and missing items
Track your bag claim
Track your delayed bag claim
Delayed baggage
Form to report delayed bags
Baggage FAQs
More information on bags and policies
Report lost items
Form to report an item left behind
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PetSafe® policies
Learn about United PetSafe® policies
Question around pets
Submit questions about the PetSafe program
In-cabin pets
Traveling with in-cabin pets
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United Cargo and QuickPak®
View contact options
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Headquarters
United Airlines’ headquarters is located in Chicago. Visitors must have a scheduled appointment.
Building address:
United Airlines, Inc.
233 S. Wacker Drive
Chicago, IL 60606
United StatesMailing address:
United Airlines, Inc.
PO Box 06649
Chicago, IL 60606-0649
United StatesNeed help finding where to go?
Media inquiries
For members of the news media
Information for investors
Information on investor relations