$69 Cheap Flights from Buffalo (BUF) to St. Louis (STL)

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Cheap Flights from Buffalo to St. Louis (BUF-STL)

Prices were available within the past 7 days and start at $69 for one-way flights and $126 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Flights from Buffalo (BUF) to St. Louis (STL)
Origin airport
Buffalo Niagara Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Sun Country Airlines, United
Roundtrip price
$126
Distance
672 mi

Buffalo to St. Louis Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Buffalo to St. Louis offer the perfect respite. Not only does exploring St. Louis provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Buffalo to St. Louis may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from to today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of St. Louis are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to St. Louis more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to St. Louis is $69 now!

Frequently asked questions

How much is a one-way flight from Buffalo Niagara Intl. Airport (BUF) to Lambert-St. Louis Intl. Airport (STL)?
You can pick up one-way Buffalo flights to St. Louis starting from $69. This information is based on the cheapest fare located on Expedia for this route departing across the next three months and was updated on June 2 2024 and has not changed since. This fare is for an Frontier Airlines flight, departing Buffalo Niagara Intl. Airport (BUF) on June 6 2024 and arriving at STL.
Is it cheaper to buy a plane ticket from BUF to Lambert-St. Louis Intl. Airport (STL) last minute?
Booking your trip from Buffalo Niagara International Airport to St. Louis Lambert International Airport at the last minute could save you some dough if you stumble on a terrific deal. However, airfares usually don’t get cheaper as the date of departure nears. If you procrastinate, flights could also be booked solid or the best seats long gone. If you don’t want to hedge your bets, book well in advance of when you want to leave. In fact, Expedia has some of the biggest deals up to 12 months in advance. If your preferred carrier hasn’t released its airfares yet, check back regularly as offers are constantly updated on Expedia.
What airports do you fly into for Central United States from Buffalo?
There are three airports you can fly to when journeying from Buffalo to Central United States: Lambert-St. Louis Intl. Airport (STL), Spirit of St. Louis Airport (SUS) and St. Louis Downtown Airport (CPS). Lambert-St. Louis Intl. Airport (STL) is roughly 180 mi east of central Central United States. Before choosing which terminal to land at, bear in mind ticket prices and flight times, the distance to your next stop and the cost and convenience of getting from the airport.
Can I change the date of my flight from Buffalo Niagara International Airport to STL?
Expedia makes it a breeze to make amendments to your BUF to St. Louis Lambert International Airport journey yourself. Simply go to the Expedia Trips portal and hit “change flight.” Look around for new flights and secure the one that works best. You’ll see an estimate of your flight change cost, if applicable. You can also use our Customer Service portal to connect with our Virtual Agent and quickly get answers to your questions.
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