CA $155 Cheap Flights from Buffalo (BUF) to St. Louis (STL)

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

Prices were available within the past 7 days and start at CA $155 for one-way flights and CA $268 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
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Delta
American Airlines
American Airlines
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American Airlines
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Delta
Flight from Buffalo to St. Louis (BUF - STL) route information
Origin airport
Buffalo Niagara Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
CA $268
Distance
1076 km

Buffalo to St. Louis Flights

The easy way to book your flights from Buffalo to St. Louis 

With Expedia, it’s simple to find and book flights to St. Louis from Buffalo whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Lambert-St. Louis Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Buffalo to St. Louis today, tomorrow, or this week.  

 

Save dollars with cheap flights from Buffalo Niagara Intl., BUF to Lambert-St. Louis Intl., STL 

Sort your search results by price to find great deals on your flight from Buffalo to St. Louis—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to St. Louis from Buffalo currently is just CA $268 rising to CA $342.  

Here are more money-saving tips: 

  • Fly in April when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to St. Louis  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to St. Louis from Buffalo 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to St. Louis with Expedia today.

Frequently asked questions

How much is a flight from Buffalo Niagara International Airport to Lambert Field?
If you’re traveling between BUF and St. Louis Lambert International Airport, round-trip flights start from CA $268. This figure is based on airfares listed within the last 7 days on Expedia for flights departing within the next year, so don’t wait around. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Buffalo Niagara Intl. Airport (BUF) to St. Louis Lambert International Airport?
We understand that things come up unexpectedly, so we’ve made it as simple as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Buffalo Niagara International Airport to Lambert-St. Louis Intl. Airport (STL) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Buffalo Niagara Intl. Airport (BUF) to STL flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Buffalo Niagara International Airport to STL?
With a flight distance of 1,100 kilometers, it’s just a hop from Buffalo Niagara Intl. Airport (BUF) to Lambert-St. Louis Intl. Airport (STL). It might be a quick one, but it’s still worth packing a good book to read.
Which airlines fly direct from Buffalo Niagara Intl. Airport (BUF) to Lambert Field?
You won’t find any airlines operating directly between Buffalo Niagara Intl. Airport (BUF) and St. Louis Lambert International Airport, so be ready to make at least one stop on your journey. A layover can be a good way to break up a trip!
Are Buffalo Niagara International Airport to Lambert-St. Louis Intl. Airport (STL) flight tickets cheaper when they're purchased at the last minute?
Flight prices are constantly going up and down, so it’s no sure thing. While last-minute deals between Buffalo Niagara International Airport and Lambert-St. Louis Intl. Airport (STL) are of course possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some airlines publish their prices up to a year ahead of the departure date. Expedia is constantly updating the biggest airfare bargains around, so check back often and be ready to grab your seat when prices drop.
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