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Cheap Flights from St Louis to Buffalo, NY, United States - STL to BUF

Popular flights from St Louis to Buffalo

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
Jun 2, 2016 Jun 4, 2016 $435
American Airlines
Departure Date Return Date Lowest Price
Jun 8, 2016 Jun 14, 2016 $345
United Airlines
Departure Date Return Date Lowest Price
May 24, 2016 May 28, 2016 $348
Jun 8, 2016 Jun 14, 2016 $348

How Much Does it Cost to Fly from St Louis to Buffalo (STL to BUF)?

We have collected flight cost data from across the web for travel from St Louis to Buffalo, and have found the average flight price for this trip to be $352.

When Can I Buy the Cheapest Flight from St Louis to Buffalo (STL to BUF)?

Airlines can adjust prices for plane tickets from St Louis to Buffalo based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Cheapest Day To Fly from St Louis to Buffalo

The chart below shows up-to-date information regarding the cheapest days to fly from St Louis to Buffalo.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$350 $346 $345 $351 $357 $359 $357

Round Trip vs One Way Flights from St Louis to Buffalo (STL to BUF)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from St Louis to Buffalo. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from St Louis to Buffalo is $203.

The average price for round trip flights from St Louis to Buffalo is $382.

St Louis to Buffalo Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from St Louis to Buffalo?
Answer: Chicago, IL

Airlines Flying from St Louis to Buffalo (STL to BUF)

Below are the different airlines that fly from St Louis to Buffalo with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from St Louis to Buffalo.

St Louis to Buffalo
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American PHL X X X X X X X
Delta DTW X X X X X X X
Delta CVG / DTW X X X X X X
United ORD X X X X X X X
Southwest MCO X X X X X X X

Airports for Your Route

These pages contain information about the major airports in St Louis and Buffalo, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from St Louis - STL

FlightsAirlineLowest Price
St Louis to New York American, Alaska, United $253
St Louis to Chicago American, Alaska, United $213
St Louis to Rochester American, Alaska, United $363
St Louis to Atlanta American, Alaska, Frontier, United $88
St Louis to Washington American, Alaska, United $203
St Louis to Detroit American, Alaska, United $232
St Louis to Philadelphia American, Alaska, United $325
St Louis to Newark American, Alaska, JetBlue, United $253
St Louis to Baltimore American, Alaska, United $293
St Louis to Pittsburgh American, Alaska, United $169
St Louis to Cleveland American, Alaska, United $162
St Louis to Boston American, Alaska, United $331
St Louis to Dallas - Ft Worth American, Alaska, United $203
St Louis to Syracuse American, Alaska, United $345
St Louis to Erie United $482
St Louis to Charlotte American, Alaska, United $320
St Louis to Ithaca American, United Check Dates
St Louis to Elmira - Corning American, United $711
St Louis to Akron - Canton American, Alaska, United $244
St Louis to Harrisburg American, Alaska, United $349
St Louis to Hartford American, Alaska, United $267
St Louis to Orlando American, Alaska, JetBlue, Frontier, United $128

Cheap International Flights from St Louis - STL

FlightsAirlineLowest Price
St Louis to Toronto Air Choice One, American, Air Canada, Alaska, Frontier, United, WestJet $352
St Louis to London American, Air Canada, Alaska, United, WestJet $726
St Louis to Montreal Air Choice One, American, Air Canada, Alaska, United, WestJet $283

Cheap Domestic Flights to Buffalo - BUF

FlightsAirlineLowest Price
Springfield to Chicago American, United $288
Evansville to New York American, United $401
Evansville to Chicago American, United $284
Springfield to New York American, United $409

Cheap International Flights to Buffalo - BUF

FlightsAirlineLowest Price
Moline to Toronto American, United, WestJet $277
Cheap Flights from St Louis to Buffalo, NY, United States, from $345 Round trip from STL to BUF