How to purchase Early Bird Check-In Southwest? Southwest Airlines offers a special service called early bird check-in, with the help of this feature travelers can check in the flight 24 hours before the flight departure. To purchase Southwest Early Bird Check-In, visit the official Southwest Airlines website and log into your account. Once logged in, navigate to the Manage a Reservation section and click on the Early Bird Check-In option. lastly, make the payment to access this service. After your payment is processed, download your boarding pass to enjoy early boarding. Read more: https://tinyurl.com/southwest-earlybird-check-in #southwestearlybirdcheckin #earlybirdcheckinsouthwest