Seniors can save on United Airlines tickets by booking well in advance, choosing flexible travel dates, and flying during off-peak seasons. Comparing fares across different travel days, setting fare alerts, and checking for special promotions can also help reduce costs. Joining the MileagePlus® loyalty program allows travelers to earn miles on eligible flights, which can be redeemed for future travel. Before booking, compare all available fare options to ensure you’re getting the best value for your trip.