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Find The Best Dates To Fly from Lambert-St. Louis Intl. to Buffalo Niagara Intl.
Amazing STL to BUF Flight Deals
The cheapest flights to Buffalo Niagara Intl. found within the past 7 days were $118 round trip and $139 one way. Prices and availability subject to change. Additional terms may apply.
Frequently asked questions
Traveling From | Lambert-St. Louis Intl. |
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Traveling To | Buffalo Niagara Intl. |
Shortest Flight Time | hours mins |
Earliest Departure Time | |
Latest Departure Time | |
Lowest Flight Price | $118 |
Route Info
Flight path for flights from Lambert-St. Louis International Airport to Buffalo Niagara International Airport
Airlines & Aircraft Used on STL to BUF Flight Routes
Discover our best flights from St. Louis STL to Buffalo BUF.
With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times.
Find our best return flights from St. Louis STL to Buffalo BUF at the right price
Airfares to Buffalo BUF from St. Louis STL currently cost between $118 and $228. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply.
Book one-way flights from St. Louis STL to Buffalo BUF
If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from St. Louis STL to Buffalo BUF on Travelocity starting at $139. Prices and availability subject to change. Additional terms may apply.
Get to Buffalo BUF from St. Louis STL quicker with direct flights.
Get to Buffalo faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to BUF from STL to take around hour(s) min(s).
Find our cheapest airfares for flights from St. Louis STL to Buffalo BUF
Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to BUF from STL. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.
Get our best airfare deals for your flight from St. Louis STL to Buffalo BUF today
If you’re flexible about when you travel, December is usually the cheapest month to fly from St. Louis STL to Buffalo BUF. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first.
Book flexible airline tickets for flights to Buffalo BUF from St. Louis STL
Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to BUF from STL have this option.
Travel with confidence when you book flights to Buffalo BUF from St. Louis STL with Travelocity
We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving.
Popular Flight Routes from St. Louis (STL)
Travelers at STL love to visit these top cities. Roam to the top destinations from St. Louis (STL) today with the cheap prices from Travelocity!
Top STL Flights to Domestic Cities
- Saint Louis to Chicago (STL - ORD)
- Saint Louis to Denver (STL - DEN)
- Saint Louis to Los Angeles (STL - LAX)
- Saint Louis to Houston (STL - IAH)
- Saint Louis to Newark (STL - EWR)
- Saint Louis to New York (STL - JFK)
- Saint Louis to Atlanta (STL - ATL)
- Saint Louis to San Francisco (STL - SFO)
- Saint Louis to Washington (STL - IAD)
- Saint Louis to Dallas (STL - DFW)
Top STL Flights to International Cities
- Saint Louis to Beijing (STL - PEK)
- Saint Louis to Frankfurt (STL - FRA)
- Saint Louis to Paris (STL - CDG)
- Saint Louis to Amsterdam (STL - AMS)
- Saint Louis to Singapore (STL - SIN)
- Saint Louis to Shanghai (STL - PVG)
- Saint Louis to Bangkok (STL - BKK)
- Saint Louis to Seoul (STL - ICN)
- Saint Louis to Dubai (STL - DXB)
- Saint Louis to Hong Kong (STL - HKG)
Popular Flight Routes from Buffalo (BUF)
Travelers at BUF love to visit these top cities. Roam to the top destinations from Buffalo(BUF) today with the cheap prices from Travelocity!
Top BUF Flights to Domestic Cities
- Buffalo to Chicago (BUF - ORD)
- Buffalo to Denver (BUF - DEN)
- Buffalo to Los Angeles (BUF - LAX)
- Buffalo to Houston (BUF - IAH)
- Buffalo to Newark (BUF - EWR)
- Buffalo to New York (BUF - JFK)
- Buffalo to Atlanta (BUF - ATL)
- Buffalo to San Francisco (BUF - SFO)
- Buffalo to Washington (BUF - IAD)
- Buffalo to Dallas (BUF - DFW)
Top BUF Flights International Cities
- Buffalo to Beijing (BUF - PEK)
- Buffalo to Frankfurt (BUF - FRA)
- Buffalo to Paris (BUF - CDG)
- Buffalo to Amsterdam (BUF - AMS)
- Buffalo to Singapore (BUF - SIN)
- Buffalo to Shanghai (BUF - PVG)
- Buffalo to Bangkok (BUF - BKK)
- Buffalo to Seoul (BUF - ICN)
- Buffalo to Dubai (BUF - DXB)
- Buffalo to Hong Kong (BUF - HKG)
Top Airlines Servicing STL - Lambert-St. Louis Intl. Airport
Top Airlines Servicing BUF - Buffalo Niagara Intl. Airport
Top Airlines Routes From STL
- Frontier Airlines St. Louis to Phoenix
- Alaska Airlines St. Louis to San Diego
- Alaska Airlines St. Louis to Los Angeles
- Spirit Airlines St. Louis to Fort Lauderdale
- Frontier Airlines St. Louis to Denver
- Alaska Airlines St. Louis to Seattle
- Alaska Airlines St. Louis to New York
- Frontier Airlines St. Louis to Houston
- Frontier Airlines St. Louis to Dallas
- Air Canada St. Louis to London
Top Airlines Routes To BUF
- JetBlue Airways Chicago to Buffalo
- JetBlue Airways Phoenix to Buffalo
- JetBlue Airways Newark Liberty Intl. Airport to Buffalo
- JetBlue Airways Los Angeles to Buffalo
- JetBlue Airways Raleigh to Buffalo
- JetBlue Airways Tampa to Buffalo
- JetBlue Airways Boston to Buffalo
- JetBlue Airways Fort Lauderdale to Buffalo
- JetBlue Airways New York to Buffalo
- Frontier Airlines Charlotte to Buffalo