International and domestic flight booking on the IndiGo website and app is an effortless task. Visit www.goindigo.in and select the ‘Book a flight’ option on the homepage. Now, fill the ‘From’, ‘To’, ‘Departure Date’ and ‘Return Date’ sections accordingly. Besides Prayagraj to Lucknow lowest airfare tickets, you may get cashback offers and special deals on the platform. There are a bunch of add-on services that you can avail to make your journey more comfortable. If you intend to travel to other cities from Lucknow, then book flights with the ‘Multi-city’ option. Apart from Prayagraj to Lucknow flights, check the following routes.