• First of all, you should go to the website of British Airways.
• Then you need to select the Trip Type and enter the destinations for your flights.
• Also, pick the dates on which you want to fly with the airlines.
• Next, select the number of passengers, travel class, and click the Search button.
• After that, you can see the available flights for your destination; choose any flight that matches your requirements.
• Further, you have to provide some required information about passengers and contact. Also, you can customize your bookings as per your need.
• Thereafter, you see the payment section where you have to use your vouchers during the payment. By providing the details, you need to complete the flight reservation process.
Moreover, you receive the confirmation code once the flight booking completes. In that email, you can get the booking reference number.