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

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The best prices from Buffalo to St Louis are usually found in August or February, booked 60 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

How to find the cheapest flight from
Buffalo (BUF) to St Louis (STL)

BUF - STL
Price
$228 - $346
STL
Temperature
44.6 - 89.6 °F
STL
Rainfall
2.2 - 5.1 inches

Popular in

October

High demand for flights, 11% potential price rise

Cheapest in

August

Best time to find cheap flights, 26% potential price drop

Round-trip from

$228

From Buffalo to St Louis

One-way from

$192

One-way flight from Buffalo to St Louis

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Buffalo to St Louis?

Flights from Buffalo to St Louis are found to be more expensive on Saturday. 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 St Louis.

How far in advance should I book a flight from Buffalo to St Louis?

Travelers have found it’s best to book a flight 31 days in advance to save up to 96% 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 31 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 Buffalo to St Louis 1-2 weeks in advance for as low as $374, or $553 for flights within the next 24 hours.

What is the cheapest month to fly from Buffalo to St Louis?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to St Louis. Flights to St Louis from Buffalo in August are about $266 on average during August, but can be found for as low as $158.

When is the cheapest time to fly from Buffalo to St Louis (BUF - STL)?

One of the essential ways to save on airfare from Buffalo to St Louis is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 11% on airfare.

Cheap flights from Buffalo to St Louis in December, January 2021

The best prices found for BUF to STL flights for December, January
9 Jan - 13 Jan
$195pp
BUF
Buffalo
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
BUF
Buffalo
5 Jan - 7 Jan
$196pp
BUF
Buffalo
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
BUF
Buffalo
9 Jan - 13 Jan
$217pp
BUF
Buffalo
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
   
2 STOPS
BUF
Buffalo

Buffalo to St Louis 2021 flight deals

Cheap flights to St Louis from Buffalo found for this year
16 Dec - 18 Dec
$235pp
BUF
Buffalo
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
BUF
Buffalo
16 Dec - 18 Dec
$277pp
BUF
Buffalo
American Airlines
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
BUF
Buffalo
16 Dec - 18 Dec
$320pp
BUF
Buffalo
American Airlines
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
   
2 STOPS
BUF
Buffalo

Last minute flights from Buffalo to St Louis

Late deals on round-trip flights to St Louis from Buffalo, departing today and this week
11 Dec - 12 Dec
$323pp
BUF
Buffalo
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
BUF
Buffalo
12 Dec - 12 Dec
$324pp
BUF
Buffalo
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
 
1 STOP
BUF
Buffalo
11 Dec - 12 Dec
$339pp
BUF
Buffalo
Delta
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
BUF
Buffalo

One-way flights to St Louis from Buffalo

The cheapest one-way flights from Buffalo to St Louis
3:00 am - 5:58 am
United Airlines
2 Stops
27h 58m
BUF - STL
United Airlines
$192
United
1:15 pm - 6:08 pm
American Airlines
1 Stop
5h 53m
BUF - STL
American Airlines
7:00 am - 7:28 am
Multiple Airlines
3 Stops
25h 28m
BUF - STL
Multiple Airlines
$388
United

Related info for your journey

Useful info, stats and facts about Buffalo to St Louis flights.

Flight FAQs

From Buffalo to St Louis

Are flight prices decreasing from Buffalo to St Louis due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Buffalo and St Louis for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Buffalo to Lambert-St Louis to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Some of the new policies that have been implemented to accommodate travelers flying from Buffalo to Lambert-St Louis are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Buffalo to Lambert-St Louis have flexible cancellations due to COVID-19?

Some of our airline partners flying from Buffalo to Lambert-St Louis have new flexible policies in place due to COVID-19. American Airlines, Delta, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from Buffalo to St Louis for under $200 on Cheapflights?

Yes, there are multiple flights from Buffalo to St Louis for under $200. The cheapest flight booked recently is on American Airlines for just $195, but on average you can expect to pay $274.

Are there nonstop flights from Buffalo to St Louis for under $200 on Cheapflights?

There are no nonstop flights from Buffalo to St Louis, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Buffalo to St Louis for under $400?

There are currently 6+ open flights from Buffalo to St Louis within the next 7 days for less than $400.

Does it rain more in Buffalo or St Louis?

Buffalo will have greater rainfall in 0 compared to St Louis over the next 21 days.

Is Buffalo weather warmer or cooler than St Louis?

You can imagine temperatures to be in the 90 °F range in July. The weather in St Louis is generally hotter than Buffalo's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from Buffalo to St Louis?

A quick flight from Buffalo to St Louis can take about 4h 06m. Delta provides one of the quickest options available for as low as $316. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Buffalo to St Louis round-trip?

According to our current data, American Airlines ($195), United Airlines ($198), and Delta ($218) offers the cheapest pricing from Buffalo to St Louis. American Airlines is currently priced 36% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Buffalo to St Louis one-way?

One-way options have recently been found by users for as low as $99 on American Airlines. Another option is United Airlines, who have fights from $192.

Alternative routes for Buffalo to St Louis

Destination information for St Louis

Things to know before you go. Useful info for your trip from Buffalo to St Louis
Average temperature for December in St Louis
46.4 °F
Avg rainfall for December in St Louis
2.5 ″

Airports servicing Buffalo

Airports servicing St. Louis

Top 3 airlines from Buffalo to St Louis

The chart below displays the airlines Cheapflights users traveling from Buffalo to St Louis choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$139 $310 No cancel fee 69%
American Airlines
$154 $325 No cancel fee 71%
Delta
$171 $342 No cancel fee N/A
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