You are asking for which location?
Today, there are many websites that we can buy the ticket online, I think, you just type the air-company that you like then you can do it easily.
With in few simple and easy steps, you can book the travel tickets online. First, you have to check where you wish to travel then look out for the offers available on the travel tickets. Choose the best travel coupon and the travel portal which is providing the offers then select the start and end destination, add your details and then book your ticket. While booking the ticket just apply the coupon code to get the discount.