Change/view existing reservations
You can change your seat, e-mail your itinerary to someone, request a refund, change flights, request a receipt and much more.
Reservations
Save your search preferences so you won't have to enter them every time you make a reservation.
Helpful options
Check-in for your flight
Check in for your flight online 24 hours before departure.
Refund/cancellation policy
Read our policy on refunds and cancellations.
Using united.com
See what's new on the Web site.