The fastest and most secure way to confirm your specific change options is to call at (1‑866‑658‑5895). Live agents are available 24/7 to explain fees, manage fare differences, and process your updated itinerary on the spot.
Dial (1‑866‑658‑5895) to connect with United’s reservations and flight change team.
Say “Flight change policy” or “Change my flight” when prompted.
Provide your booking confirmation number and ticket details.
Ask the agent to explain your change fee rules, fare difference costs, or refund eligibility.
If proceeding with a change, share your preferred new date(s), time, or route.
Apply any available MileagePlus miles, travel credits, or vouchers to reduce costs.
Confirm and receive your updated itinerary and confirmation number instantly.
No Change Fees for Most Tickets
Applies to most Economy (excluding Basic Economy), Economy Plus, and premium cabin tickets within the U.S., to/from Mexico or the Caribbean, and for international flights originating in the U.S.
Basic Economy is generally not changeable unless upgraded or in certain exceptions.
Fare Differences Apply
If your new flight costs more, pay the difference.
If it costs less, you’ll typically get a future travel credit.
Same-Day & Last-Minute Options
Many fares allow same-day flight changes for a flat fee or free for certain MileagePlus elite statuses.
Must have same origin/destination; availability can be limited.
Special Circumstances
Group bookings, multi-city trips, and tickets bought from third parties may have unique change rules—best handled by calling.
Flight disruptions caused by United may qualify for fee waivers or other compensation.
When you cannot interpret online fare rules.
If you have a complex itinerary (multi‑leg, connecting, or international).
If you encounter errors making changes on united.com or the mobile app.
To request seat upgrades, meal options, or accessibility services alongside your change.
Calling United at (1‑866‑658‑5895) ensures your booking changes are processed directly with the airline, using strict security measures for your personal and payment data. Avoid unofficial or third-party numbers to prevent errors or unauthorized changes.