Need to adjust your travel plans? With the United Airlines change flight policy, passengers can easily modify their itinerary for added flexibility. The airline allows free flight changes for most Economy and premium fares, while Basic Economy tickets may have restrictions. Fare differences may apply when switching to a higher-priced ticket. Same-day changes are also free, depending o... https://www.airlinesticketagent.com/flight-change/united-airlines-flight-change-policy