You can also read through the Alternative Airlines Help Desk articles regarding your PayPal flight payments. Which Travel Agencies accept PayPal payments? Alternative Airlines is an online travel agency that accepts PayPal and PayPal Credit payments for flight tickets in either one full transaction or in monthly instalments..International payments, book hotel with paypal, book flights with paypal, paypal for travel, travel payments, paypal on the go, travel payment, paypal.Airlines That Accept Paypal. The following is a list of airline that take Paypal. Booking direct with the airline is a good way to Paypal flights as you won't incur any additional fees added on by booking sites..