Click on 'Book now'.
Plan your journey.
Choose your travel dates.
Choose your flights and view the flight price.
On the 'Your price quote' page you can choose to upgrade your flight.
On the page after the 'Your price quote' page you have the option to add a hotel or car hire.
Note: If you want to add a hotel or car to your flight booking later on, come back to ba.com and go into Manage My Booking from the homepage. However, special offers may not be available.