Cheap flights from Louisville to St. Louis (SDF - STL)

SDF — STL
Dec 12 — Dec 191

What is the cheapest day to fly round-trip from Louisville to St. Louis?

Tuesday flights are found to be more expensive to fly from Louisville to St. Louis. 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.

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

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, February can be a great choice for travel to St. Louis. Flights to St. Louis from Louisville in February are about $381 on average during February, but can be found for as low as $143.

When is the cheapest time to fly from Louisville to St. Louis (SDF - STL)?

One of the essential ways to save on airfare from Louisville to St. Louis is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 28% on airfare.

Cheap flights from Louisville to St. Louis in December, January 2022

The best prices found for SDF to STL flights for December, January
Jan 17 - Jan 19
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

26h 44m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

24h 32m
$187

Multiple Airlines

Pick Dates

Deal found 12/5

Jan 4 - Jan 7
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

7h 12m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

6h 28m
$208

American Airlines

Pick Dates

Deal found 12/4

Jan 4 - Jan 7
SDF

Louisville Standiford Field

STL

Lambert-St Louis

2 stops

9h 10m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

6h 28m
$213

American Airlines

Pick Dates

Deal found 12/4

Louisville to St. Louis 2022 flight deals

Cheap flights to St. Louis from Louisville found for this year
Dec 12 - Dec 17
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

16h 42m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

5h 55m
$315

Spirit Airlines

Pick Dates

Deal found 12/6

Dec 23 - Dec 24
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

5h 10m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

4h 20m
$319

Delta

Pick Dates

Deal found 12/7

Dec 16 - Dec 18
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

16h 15m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

7h 20m
$383

Spirit Airlines

Pick Dates

Deal found 12/6

Cheap American Airlines flights from Louisville to St. Louis

Jan 4 - Jan 7
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

7h 12m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

6h 28m
$208

American Airlines

Pick Dates

Deal found 12/4

Jan 4 - Jan 7
SDF

Louisville Standiford Field

STL

Lambert-St Louis

2 stops

9h 10m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

6h 28m
$213

American Airlines

Pick Dates

Deal found 12/4

Jan 17 - Jan 19
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

6h 42m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

2 stops

6h 46m
$270

American Airlines

Pick Dates

Deal found 12/5

Cheap Spirit Airlines flights from Louisville to St. Louis

Jan 3 - Jan 10
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

16h 42m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

6h 05m
$260

Spirit Airlines

Pick Dates

Deal found 12/4

Dec 12 - Dec 17
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

16h 42m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

5h 55m
$315

Spirit Airlines

Pick Dates

Deal found 12/6

Dec 16 - Dec 18
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

16h 15m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

7h 20m
$383

Spirit Airlines

Pick Dates

Deal found 12/6

Non-stop flights to St. Louis from Louisville

Save time with Louisville to St. Louis direct flight deals
Dec 23 - Dec 26
SDF

Louisville Standiford Field

STL

Lambert-St Louis

Nonstop

1h 28m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

Nonstop

1h 28m
$4,365

Linear Air Taxi

Pick Dates

Deal found 12/4

Jan 4 - Jan 7
SDF

Louisville Standiford Field

STL

Lambert-St Louis

Nonstop

1h 28m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

Nonstop

1h 28m
$4,653

Linear Air Taxi

Pick Dates

Deal found 12/4

Dec 23 - Dec 24
SDF

Louisville Standiford Field

STL

Lambert-St Louis

Nonstop

1h 28m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

Nonstop

1h 28m
$5,939

Linear Air Taxi

Pick Dates

Deal found 12/7

Last minute flights from Louisville to St. Louis

Late deals on return flights to St. Louis from Louisville, departing today and this week
Dec 12 - Dec 17
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

16h 42m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

5h 55m
$315

Spirit Airlines

Pick Dates

Deal found 12/6

Dec 16 - Dec 18
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

16h 15m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

7h 20m
$383

Spirit Airlines

Pick Dates

Deal found 12/6

Dec 14 - Dec 15
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

4h 47m
STL

Lambert-St Louis

SDF

Louisville Standiford Field

1 stop

5h 08m
$389

American Airlines

Pick Dates

Deal found 12/7

One-way flights to St. Louis from Louisville

The cheapest one-way flights from Louisville to St. Louis
Dec 26
SDF

Louisville Standiford Field

STL

Lambert-St Louis

1 stop

3h 26m
$179

American Airlines

Pick Dates

Deal found 12/6

Dec 26
SDF

Louisville Standiford Field

STL

Lambert-St Louis

2 stops

14h 08m
$377

American Airlines

Pick Dates

Deal found 12/6

Dec 26
SDF

Louisville Standiford Field

STL

Lambert-St Louis

Nonstop

1h 28m
$3,001

Linear Air Taxi

Pick Dates

Deal found 12/6

Related info for your journey

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

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

Some of the carriers operating flights from Louisville Standiford Field to Lambert-St Louis that may be offering flexible cancellation policies are American Airlines and Delta. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

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

Yes, there are multiple flights from Louisville to St. Louis for under $200. The cheapest flight booked recently is on Multiple Airlines for just $187, but on average you can expect to pay $1,009.

Are there nonstop flights from Louisville to St. Louis for under $4,400 on Cheapflights?

Cheapflights has at least 4 direct flights from Louisville to St. Louis under $4,400. A good price for a nonstop flight from Louisville to St. Louis is less than $5,291.

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

There are currently 16+ open flights from Louisville to St. Louis within the next 7 days for less than $400.

How popular is this Louisville to St. Louis flight route?

The Louisville Standiford Field to Lambert-St Louis flight path was viewed by 13 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

According to our current data, American Airlines ($208), Spirit Airlines ($260), and Delta ($387) offers the cheapest pricing from Louisville to St. Louis. American Airlines is 45% cheaper than the average price of flights available within the next 90 days to this destination.

What are the most popular airlines that fly from Louisville to St. Louis?

Before booking your flight from Louisville to St. Louis check out the most popular airlines for this route: American Airlines, Delta or Linear Air Taxi.

What are the cheapest flights from Louisville to St. Louis?

While on average a flight from Louisville to St. Louis is generally $2,542, our data shows the cheapest flight currently is $219. When looking at the most popular route, (Louisville Standiford Field - Lambert-St Louis), you can expect to pay $187 for that flight.

Other flights to St. Louis

Flights to St. Louis from Louisville

Alternative routes for Louisville to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Louisville to St. Louis

The chart below displays the airlines Cheapflights users traveling from Louisville to St. Louis choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
DeltaCheapest$217Average$428FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
American AirlinesCheapest$318Average$372FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights