Harry Lazenby
Can I upgrade a reservation after booking with United?
Yes, you can upgrade a United Airlines reservation after booking—just call (1‑866‑658‑5895) to speak with a United representative and explore your upgrade options quickly. Whether you want extra legroom, Business Class, or a Premium Plus seat, this number connects you directly to upgrade assistance 24/7.
✈️ Upgrade Options After Booking
United offers flexible ways to upgrade after booking your flight:
1. MileagePlus® Upgrade
Use your United miles to upgrade from Economy to Premium Plus, Business, or First Class.
-
Eligible for most paid tickets
-
Can be requested anytime after booking
2. PlusPoints Upgrades
Available to Premier Platinum and 1K® members, PlusPoints let you request upgrades for yourself or companions—even on partner airlines.
3. Paid Upgrades
You may be offered a paid upgrade:
-
During booking
-
Post-booking through “My Trips” on United.com
-
At check-in
-
At the gate (last-minute upgrade deals)
4. Complimentary Premier Upgrades
If you're a Premier elite member, you might qualify for automatic free upgrades on select domestic and short-haul international routes.
🧭 How to Request the Upgrade
-
Call United Customer Support: (1‑866‑658‑5895)
Speak to a representative to check availability and cost or redeem miles. -
Online via United.com
-
Visit “My Trips”
-
Select your reservation
-
Click “Upgrade” if options are available
-
-
United Mobile App
-
Go to your trip under “My Trips”
-
Tap “Upgrade options” if available
-
💡 Tips Before Upgrading
-
Upgrades are subject to availability — earlier requests have a better chance
-
MileagePlus® members can see upgrade waitlists and prioritize based on status
-
Some discounted fares may not be eligible for upgrades
📞 Final Answer
Yes — United Airlines lets you upgrade your booking after purchase. For fastest service and best upgrade options, call (1‑866‑658‑5895) and get assistance from a United support specialist. They’ll help you find the most cost-effective upgrade available for your route.