Cheap flights from St. Louis to Buffalo (STL - BUF) from $108

Flights from St. Louis to Buffalo are found to be more expensive on Thursday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Buffalo.

Travelers have found it’s best to book a flight 33 days in advance to save up to 21% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 33 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Buffalo 1-2 weeks in advance for as low as $396, or $482 for flights within the next 24 hours.

Due to multiple factors, expect to potentially pay more when booking in November. For low rates, January can be a great choice for travel to Buffalo. Flights to Buffalo from St. Louis in January are about $411 on average during January, but can be found for as low as $263.

It’s optimal to fly from St. Louis to Buffalo at noon. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the afternoon.

Due to the rapidly changing circumstances due to COVID-19, airlines like Delta, American Airlines, and United Airlines flying from Lambert-St Louis to Buffalo have implemented new flexible cancellation policies.

Yes, there are multiple flights from St. Louis to Buffalo for under $300. The cheapest flight booked recently is on American Airlines for just $216, but on average you can expect to pay $318.

There are currently 7+ open flights from St. Louis to Buffalo within the next 7 days for less than $500.

According to our current data, American Airlines ($216), Frontier ($255), and Delta ($292) offers the cheapest pricing from St. Louis to Buffalo. American Airlines is currently priced 47% below the average price you’ll pay for this route.

$108 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Frontier and Delta, with prices starting from $111 and $120, respectively.

Consider American Airlines, Delta or United Airlines when booking your flight. These represent the most popular airlines when flying from St. Louis to Buffalo.

STL and BUF are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. STL to BUF refers to a flight route from Lambert-St Louis Airport to Buffalo Airport.