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Cheap flights from Buffalo to St. Louis from $132

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:06 pm - 5:20 pmBUF  Buffalo-STL Lambert-St Louis
6h 14m1 stop Detroit Metropolitan Wayne County
Delta Logo
5:31 pm - 12:04 amSTL  Lambert-St Louis-BUF Buffalo
5h 33m1 stop Atlanta Hartsfield-Jackson
$271Delta
Wed, Dec 2 - Sat, Dec 5
Delta Logo
6:10 am - 9:19 amBUF  Buffalo-STL Lambert-St Louis
4h 09m1 stop Detroit Metropolitan Wayne County
Delta Logo
4:38 pm - 10:48 pmSTL  Lambert-St Louis-BUF Buffalo
5h 10m1 stop Detroit Metropolitan Wayne County
$271Delta
Thu, Dec 3 - Sat, Dec 5
Frontier Logo
9:20 pm - 12:25 pmBUF  Buffalo-STL Lambert-St Louis
16h 05m1 stop Orlando
Frontier Logo
1:20 pm - 8:24 pmSTL  Lambert-St Louis-BUF Buffalo
6h 04m1 stop Orlando
$273Frontier
Sun, Nov 22 - Fri, Nov 27
Southwest Logo
7:10 pm - 10:50 pmBUF  Buffalo-STL Lambert-St Louis
4h 40m1 stop Chicago Midway
Southwest Logo
6:35 am - 12:05 pmSTL  Lambert-St Louis-BUF Buffalo
4h 30m1 stop Baltimore/Washington
$291Southwest
Fri, Dec 11 - Mon, Dec 14
Southwest Logo
9:05 am - 7:10 pmBUF  Buffalo-STL Lambert-St Louis
11h 05m2 stops Phoenix Sky Harbor Intl San Diego
Southwest Logo
6:20 am - 10:40 amSTL  Lambert-St Louis-BUF Buffalo
3h 20m1 stop Chicago Midway
$292Southwest
Fri, Dec 11 - Mon, Dec 14
Delta Logo
12:06 pm - 5:20 pmBUF  Buffalo-STL Lambert-St Louis
6h 14m1 stop Detroit Metropolitan Wayne County
Delta Logo
6:05 pm - 12:01 amSTL  Lambert-St Louis-BUF Buffalo
4h 56m1 stop Detroit Metropolitan Wayne County
$318Delta
Thu, Dec 3 - Sun, Dec 6
American Airlines Logo
5:31 am - 10:08 amBUF  Buffalo-STL Lambert-St Louis
5h 37m1 stop Washington, D.C. Reagan-National
American Airlines Logo
5:50 am - 11:00 amSTL  Lambert-St Louis-BUF Buffalo
4h 10m1 stop Chicago O'Hare Intl
$365American Airlines
Sun, Nov 22 - Sat, Nov 28
United Airlines Logo
6:00 am - 2:41 pmBUF  Buffalo-STL Lambert-St Louis
9h 41m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
3:25 pm - 8:56 pmSTL  Lambert-St Louis-BUF Buffalo
4h 31m1 stop Chicago O'Hare Intl
$376United Airlines
Wed, Dec 2 - Sat, Dec 5
American Airlines Logo
6:02 am - 10:44 amBUF  Buffalo-STL Lambert-St Louis
5h 42m1 stop Chicago O'Hare Intl
American Airlines Logo
5:02 am - 10:56 amSTL  Lambert-St Louis-BUF Buffalo
4h 54m1 stop Chicago O'Hare Intl
$378American Airlines
Sat, Nov 28 - Sat, Dec 5
United Airlines Logo
10:00 am - 5:05 pmBUF  Buffalo-STL Lambert-St Louis
8h 05m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
United Airlines Logo
5:05 pm - 11:34 pmSTL  Lambert-St Louis-BUF Buffalo
5h 29m1 stop Newark
$416United Airlines
Thu, Dec 3 - Sat, Dec 5

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Delta flights from Buffalo to St. Louis

Our best Delta deals on Buffalo to St. Louis flight tickets
Delta
Dec 2
BUF12:06 pmBuffalo
6h 14m
1 stop
STL5:20 pmLambert-St Louis
Dec 5
STL5:31 pmLambert-St Louis
5h 33m
1 stop
BUF12:04 amBuffalo
$271
Delta
Dec 2
BUF12:06 pmBuffalo
6h 14m
1 stop
STL5:20 pmLambert-St Louis
Dec 6
STL6:32 amLambert-St Louis
3h 52m
1 stop
BUF11:24 amBuffalo
$318
Delta
Mar 3
BUF5:55 pmBuffalo
3h 42m
1 stop
STL8:37 pmLambert-St Louis
Mar 7
STL6:45 amLambert-St Louis
3h 59m
1 stop
BUF11:44 amBuffalo
$363

Southwest flights from Buffalo to St. Louis

Our best Southwest deals on Buffalo to St. Louis flight tickets
Southwest
Dec 11
BUF7:10 pmBuffalo
4h 40m
1 stop
STL10:50 pmLambert-St Louis
Dec 14
STL6:35 amLambert-St Louis
4h 30m
1 stop
BUF12:05 pmBuffalo
$291
Southwest
Dec 11
BUF9:05 amBuffalo
11h 05m
2 stops
STL7:10 pmLambert-St Louis
Dec 14
STL6:20 amLambert-St Louis
3h 20m
1 stop
BUF10:40 amBuffalo
$292
Southwest
Dec 11
BUF9:05 amBuffalo
11h 05m
2 stops
STL7:10 pmLambert-St Louis
Dec 14
STL2:20 pmLambert-St Louis
6h 40m
2 stops
BUF10:00 pmBuffalo
$297

momondo Fare Finder

 
Use the filters below to find and compare flights from Buffalo to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloSt. Louis

BUF Buffalo - STL Lambert-St Louis

BUFSTL

Buffalo

Wed 12/2

12:06 pm-5:20 pm

1 stop6h 14m

Lambert-St Louis

Sat 12/5

5:31 pm-12:04 am

1 stop5h 33m

$271

BuffaloSt. Louis

BUF Buffalo - STL Lambert-St Louis

BUFSTL

Buffalo

Thu 12/3

6:10 am-9:19 am

1 stop4h 09m

Lambert-St Louis

Sat 12/5

4:38 pm-10:48 pm

1 stop5h 10m

$271

BuffaloSt. Louis

BUF Buffalo - STL Lambert-St Louis

BUFSTL

Buffalo

Sun 11/22

9:20 pm-12:25 pm

1 stop16h 05m

Lambert-St Louis

Fri 11/27

1:20 pm-8:24 pm

1 stop6h 04m

$273
Quickest round-trip

BuffaloSt. Louis

BUF Buffalo - STL Lambert-St Louis

BUFSTL

Buffalo

Fri 12/11

7:10 pm-10:50 pm

1 stop4h 40m

Lambert-St Louis

Mon 12/14

6:35 am-12:05 pm

1 stop4h 30m

$291

BuffaloSt. Louis

BUF Buffalo - STL Lambert-St Louis

BUFSTL

Buffalo

Fri 12/11

9:05 am-7:10 pm

2 stops11h 05m

Lambert-St Louis

Mon 12/14

6:20 am-10:40 am

1 stop3h 20m

$292

BuffaloSt. Louis

BUF Buffalo - STL Lambert-St Louis

BUFSTL

Buffalo

Thu 12/3

12:06 pm-5:20 pm

1 stop6h 14m

Lambert-St Louis

Sun 12/6

6:05 pm-12:01 am

1 stop4h 56m

$318

BuffaloSt. Louis

BUF Buffalo - STL Lambert-St Louis

BUFSTL

Buffalo

Sun 11/22

5:31 am-10:08 am

1 stop5h 37m

Lambert-St Louis

Sat 11/28

5:50 am-11:00 am

1 stop4h 10m

$365

BuffaloSt. Louis

BUF Buffalo - STL Lambert-St Louis

BUFSTL

Buffalo

Wed 12/2

6:00 am-2:41 pm

2 stops9h 41m

Lambert-St Louis

Sat 12/5

3:25 pm-8:56 pm

1 stop4h 31m

$376

BuffaloSt. Louis

BUF Buffalo - STL Lambert-St Louis

BUFSTL

Buffalo

Sat 11/28

6:02 am-10:44 am

1 stop5h 42m

Lambert-St Louis

Sat 12/5

5:02 am-10:56 am

1 stop4h 54m

$378

BuffaloSt. Louis

BUF Buffalo - STL Lambert-St Louis

BUFSTL

Buffalo

Thu 12/3

10:00 am-5:05 pm

2 stops8h 05m

Lambert-St Louis

Sat 12/5

5:05 pm-11:34 pm

1 stop5h 29m

$416

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Buffalo to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Buffalo and St. Louis?

Prices are currently low for flights on this route.

Typical prices usually range from $328 to $446.
The lowest price recently found on this route was $271.

What is the cheapest month to fly to St. Louis?

In general, December is the cheapest month to fly from Buffalo to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $340. The month of January is another great option to travel to St. Louis, with average flight prices from Buffalo averaging around $357.

How have Buffalo to St. Louis flight prices changed over time?

When to book flights from Buffalo to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to St. Louis (BUF to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to St. Louis

Best Price Found

$132

Fastest flight time

3h 42m

Direct flights

None
The best one-way flight to St. Louis from Buffalo in the past 72 hours is $132. The best round-trip flight deal from Buffalo to St. Louis found on momondo in the last 72 hours is $271.
The fastest flight from Buffalo to St. Louis takes 3h 42m
There are no direct flights from Buffalo to St. Louis. There are no popular flight routes from Buffalo to St. Louis.
Search flight deals

Frequently asked questions about flying from Buffalo to St. Louis

  • How far is Buffalo to Lambert-St Louis by plane?

    A flight from Buffalo to Lambert-St Louis will travel around 660.3 mi. Flights usually cover this in 3h 42m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Buffalo Airport to Lambert-St Louis Airport?

    Prices for flights from Buffalo Airport to Lambert-St Louis Airport were last updated today.

  • How many operators does momondo search for flights from Buffalo Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Buffalo Airport to Lambert-St Louis Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Buffalo to St. Louis?

Best airlines flying from Buffalo to St. Louis

Compare and see reviews for airlines that fly from Buffalo to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $261Free CancellationRating
7.8
8,698 reviews
Search Delta flights
American AirlinesPriceFrom $264Free CancellationRating
7.0
12,223 reviews
Search American Airlines flights
SouthwestPriceFrom $317Free CancellationRating
7.9
4,225 reviews
Search Southwest flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Maryland Heights
St. Peters
Alton
Collinsville
Florissant
Farmington
Hermann
Festus
Clayton
Fenton
Edwardsville
O'Fallon
Eureka
Wentzville
Litchfield
Grafton
Waterloo

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to St. Louis?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Buffalo to St. Louis. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Buffalo to St. Louis with flexible booking policies on momondo?

All flight searches from Buffalo to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Buffalo to St. Louis?

Once all potential Buffalo to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Buffalo to St. Louis right now. Can momondo alert me if prices change?

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from Buffalo and alert you when they change.

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