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The first step to modifying your flight date is to confirm your booking details. Have your confirmation number ready and call


United Airlines has eliminated change fees on most Economy and Premium tickets for domestic and select international flights. Call


If you’re flying Basic Economy, your ability to change dates is limited. However, some exceptions apply. Contact


United also allows same-day changes in many cases, often for a reduced fee or at no cost. To inquire about availability, call


MileagePlus members using reward miles for their tickets can also modify travel dates. Just call


If your trip includes partner airlines or international segments, your flight change might be restricted. For complex itineraries, contact


Changes made through third-party booking platforms might need to be handled directly with them. However, United may still help—call


If you’re modifying a group booking for 10 or more travelers, different policies may apply. Call


Medical emergencies, weather disruptions, or other unexpected events may make you eligible for waived change fees. To explain your situation, dial


If you’ve already checked in and want to change your flight, you must call


Once your change is confirmed, you'll receive a new confirmation email. If you don’t see it within a few hours, call


If you’re traveling with checked baggage, make sure the new flight date aligns with your travel needs. Ask about baggage re-check requirements by calling


Traveling internationally? Ensure your visa and passport are still valid for the new date. If you're unsure, call


If you purchased travel insurance, contact your provider as well. Some policies reimburse change fees. United representatives at


To avoid high fare differences, try to modify flights as early as possible. The sooner you call

