The answer is yes and no.
Most airlines don’t offer cheaper airfare at the airport.
Airlines like Southwest give their customers the cheapest flight directly on their site, while you might be able to find a good deal on American, Delta, and United via sites like Kayak or Google Flights.
Are airline tickets cheaper if you buy them at the airport?
However, these ticket prices are almost always higher than expected. If a person does go to the airport in an attempt to buy a last-minute plane ticket, they may find the ticket prices to be immensely higher than if they were to book online. Ultimately, there are no advantages to buying tickets directly at the airport.
Can you just go to the airport and buy a ticket?
Can you buy airline tickets at the airport? Tl; dr — in most cases yes, but that ability is purely at each airline’s option, and it’s become progressively less attractive for them to offer that service over the years. It always used to be possible to buy a ticket at an airport ticket counter.
Is it cheaper to buy a plane ticket at the last minute?
Contrary to popular belief, booking airline tickets late is often cheaper. Airlines know that business travellers tend to book their seats at the last minute and are willing to pay a premium for their flights. The logic follows that the earlier you book, the cheaper your seat will be.
Is it cheaper to buy one way tickets?
More ways to save
Buy fares for cheaper days: Cut costs on every kind of ticket by flying cheaper days. On U.S. domestic flights, cheaper days are usually Tuesdays, Wednesdays, Saturdays. On international flights, weekdays are typically cheaper than weekends.