JetBlue Airways permits passengers to make seat upgrades and switch the current seat to a more comfortable seat. However, it requires an additional fee for the same. One can visit the manage booking page and follow the on-screen instructions to know How to Upgrade a seat on JetBlue?.
Head over to the JetBlue Airways official site on your web browser.
Now sign in to your account by using your correct log-in details.
Select the “Manage Trips” section to make seat upgrades.
Enter your last name and flight reference code on the specific columns.
Your itinerary information will appear on the screen.
Choose the upgrade button and then follow the on-screen instructions to meet your seat’s requirements.
Once you have booked another seat, g payment page and pay for the seats via miles or credit or debit card.