Search Cheap Flights to
Lake St Louis

Search 400 airlines and 321,000 hotels worldwide.

Stop Planning & Start Exploring

FREE 24 hour cancellation on most flights

Lake St Louis Flights as Low as $51

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Frontier Airlines
Sun, Sep 6 - Mon, Sep 21
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$51 Roundtrip, found 2 days ago
$51
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sun, Sep 6 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Sep 21, priced at $51 found 2 days ago
Frontier Airlines
Fri, Oct 30 - Mon, Nov 16
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$80 Roundtrip, found 12 hours ago
$80
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Fri, Oct 30 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Mon, Nov 16, priced at $80 found 12 hours ago
Frontier Airlines
Wed, Sep 16 - Wed, Sep 30
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$88 Roundtrip, found 10 hours ago
$88
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Wed, Sep 16 from Denver Intl. to Lambert-St. Louis Intl., returning Wed, Sep 30, priced at $88 found 10 hours ago
Delta
Sat, Oct 31 - Sat, Oct 31
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$112 Roundtrip, found 12 hours ago
$112
Roundtrip
found 12 hours ago
Select Delta flight, departing Sat, Oct 31 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sat, Oct 31, priced at $112 found 12 hours ago
Southwest Airlines
Fri, Sep 11 - Fri, Sep 25
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$116 Roundtrip, found 2 days ago
$116
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Fri, Sep 11 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Fri, Sep 25, priced at $116 found 2 days ago
Southwest Airlines
Sat, Sep 5 - Mon, Sep 7
BNA
Nashville Intl.
STL
Lambert-St. Louis Intl.
$117 Roundtrip, found 9 hours ago
$117
Roundtrip
found 9 hours ago
Select Southwest Airlines flight, departing Sat, Sep 5 from Nashville Intl. to Lambert-St. Louis Intl., returning Mon, Sep 7, priced at $117 found 9 hours ago
Frontier Airlines
Thu, Oct 22 - Mon, Oct 26
MCO
Orlando Intl.
STL
Lambert-St. Louis Intl.
$156 Roundtrip, found 11 hours ago
$156
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Thu, Oct 22 from Orlando Intl. to Lambert-St. Louis Intl., returning Mon, Oct 26, priced at $156 found 11 hours ago
American Airlines
Sat, Oct 31 - Sat, Oct 31
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$159 Roundtrip, found 12 hours ago
$159
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Sat, Oct 31 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sat, Oct 31, priced at $159 found 12 hours ago
United
Tue, Oct 27 - Tue, Nov 17
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$170 Roundtrip, found 15 hours ago
$170
Roundtrip
found 15 hours ago
Select United flight, departing Tue, Oct 27 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Nov 17, priced at $170 found 15 hours ago
Southern Airways Express
Tue, Sep 15 - Sun, Oct 4
BNA
Nashville Intl.
STL
Lambert-St. Louis Intl.
$172 Roundtrip, found 9 hours ago
$172
Roundtrip
found 9 hours ago
Select Southern Airways Express flight, departing Tue, Sep 15 from Nashville Intl. to Lambert-St. Louis Intl., returning Sun, Oct 4, priced at $172 found 9 hours ago
Frontier Airlines
Sat, Sep 12 - Mon, Sep 14
DCA
Ronald Reagan Washington National
STL
Lambert-St. Louis Intl.
$201 Roundtrip, found 2 days ago
$201
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sat, Sep 12 from Ronald Reagan Washington National to Lambert-St. Louis Intl., returning Mon, Sep 14, priced at $201 found 2 days ago
Southwest Airlines
Sun, Sep 6 - Thu, Sep 24
DAL
Love Field
STL
Lambert-St. Louis Intl.
$208 Roundtrip, found 1 day ago
$208
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Sun, Sep 6 from Love Field to Lambert-St. Louis Intl., returning Thu, Sep 24, priced at $208 found 1 day ago
Bargain Flight
Tue, Oct 20 - Wed, Oct 21
RDU
Raleigh - Durham Intl.
STL
Lambert-St. Louis Intl.
$237 Roundtrip, found 10 hours ago
$237
Roundtrip
found 10 hours ago
Select Bargain Flight flight, departing Tue, Oct 20 from Raleigh - Durham Intl. to Lambert-St. Louis Intl., returning Wed, Oct 21, priced at $237 found 10 hours ago
Frontier Airlines
Wed, Sep 9 - Sat, Sep 26
PHX
Sky Harbor Intl.
STL
Lambert-St. Louis Intl.
$242 Roundtrip, found 10 hours ago
$242
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Wed, Sep 9 from Sky Harbor Intl. to Lambert-St. Louis Intl., returning Sat, Sep 26, priced at $242 found 10 hours ago
Bargain Flight
Sat, Sep 5 - Tue, Sep 8
BOS
Logan Intl.
STL
Lambert-St. Louis Intl.
$268 Roundtrip, found 4 days ago
$268
Roundtrip
found 4 days ago
Select Bargain Flight flight, departing Sat, Sep 5 from Logan Intl. to Lambert-St. Louis Intl., returning Tue, Sep 8, priced at $268 found 4 days ago
Alaska Airlines
Wed, Oct 21 - Tue, Nov 10
PHX
Sky Harbor Intl.
STL
Lambert-St. Louis Intl.
$403 Roundtrip, found 15 hours ago
$403
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Wed, Oct 21 from Sky Harbor Intl. to Lambert-St. Louis Intl., returning Tue, Nov 10, priced at $403 found 15 hours ago

Cheap Flights to Lake St Louis

Fall in love at first flight with your vacation to Lake St Louis by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Lake St Louis on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Lake St Louis, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Lake St Louis

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Lake St Louis with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the STL airport.

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

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Lake St Louis are in September, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Lake St Louis?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 14 to choose from for your flight to Lake St Louis.

What airport is best to fly into Lake St Louis?

When you’re planning your trip to Lake St Louis, convenience is the name of the game. Luckily, Lake St Louis Spirit of St. Louis Airport is nearby so you can deplane and get going on checking off everything on your Lake St Louis must-do list.

How much are flights to Lake St Louis?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Lake St Louis on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $51, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Lake St Louis?

The trick to saving a stack of cash on your flight to Lake St Louis? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $51 right now, why wait?

Lake St Louis Flight Information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Roundtrip price
$51

Last Minute Hotel Deals in Lake St Louis

LAKEVIEWINN

LAKEVIEWINN

2.5 out of 5
10600 Veterans Memorial Pkwy Lake St Louis MO
Stay at this hotel in Lake St Louis. Enjoy free WiFi, free parking, and a 24-hour front desk. Popular attractions National Equestrian Center and Alligator Creek ...
6.2/10 (73 reviews)
"The room was clean and the staff was very friendly"

Reviewed on Aug 10, 2026

Get rates
LAKEVIEWINN
Hollywood Casino & Hotel St. Louis

Hollywood Casino & Hotel St. Louis

3.5 out of 5
777 Casino Center Drive Maryland Heights MO
Book a stay at this business-friendly hotel in Maryland Heights. Enjoy free parking, 7 restaurants, and a casino. Our guests praise the helpful staff and the ...
8.6/10 Excellent! (2,222 reviews)
"Smell of fish in the hall outside room. Otherwise great."

Reviewed on Aug 15, 2026

Get rates
Hollywood Casino & Hotel St. Louis
The Wildwood Hotel

The Wildwood Hotel

3.5 out of 5
2801 Fountain Pl Wildwood MO
Book a stay at this business-friendly hotel in Wildwood. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the convenient ...
9.2/10 Wonderful! (1,662 reviews)
"It was nice, it didn't smell when walking in. Breakfast was mid... not hot items like meat or anything ... you can make your own waffles tho so that was cool."

Reviewed on Aug 15, 2026

Get rates
The Wildwood Hotel
Drury Plaza Hotel St. Louis Chesterfield

Drury Plaza Hotel St. Louis Chesterfield

3 out of 5
355 Chesterfield Ctr Chesterfield MO
Book a stay at this business-friendly hotel in Chesterfield. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
Get rates
Drury Plaza Hotel St. Louis Chesterfield
Days Inn and Suites by Wyndham St. Louis/Westport Plaza

Days Inn and Suites by Wyndham St. Louis/Westport Plaza

2.5 out of 5
1970 Craig Rd Maryland Heights MO
Stay at this hotel in Maryland Heights. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews. ...
4.4/10 (1,002 reviews)
"this place had bugs crawling on the walls and celling the bathroom had someone nails on the floor by the tub dirty wash rags were left in the tub by past guest so that told me the room was not clean and the bathroom floor was falling in the place is old and needs to be closed to do some repairs I ..."

Reviewed on Aug 13, 2026

Get rates
Days Inn and Suites by Wyndham St. Louis/Westport Plaza
Drury Plaza Hotel St. Louis Creve Coeur

Drury Plaza Hotel St. Louis Creve Coeur

3 out of 5
11980 Olive Blvd St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and a fitness center. Our guests praise the breakfast and the helpful ...
9.4/10 Exceptional! (1,003 reviews)
"Great friendly place"

Reviewed on Aug 15, 2026

Get rates
Drury Plaza Hotel St. Louis Creve Coeur
Sleep Inn & Suites O'Fallon MO - Technology Drive

Sleep Inn & Suites O'Fallon MO - Technology Drive

2.5 out of 5
1147 Technology Drive O'Fallon MO
Book a stay at this business-friendly hotel in O'Fallon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
Get rates
Sleep Inn & Suites O'Fallon MO - Technology Drive
Sonesta ES Suites St. Louis - Chesterfield

Sonesta ES Suites St. Louis - Chesterfield

3 out of 5
15431 Conway Rd Chesterfield MO
Stay at this hotel in Chesterfield. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews. ...
8/10 Very Good! (1,041 reviews)
"My husband and I travel across the country about 2 x year to visit our daughter. This Sonesta ES Suites is the one return place that we’ve come back to. The space is awesome with a full refrigerator and plenty of room to spread out. The hotel is truly pet friendly and staff are great- not to mention ..."

Reviewed on Aug 14, 2026

Get rates
Sonesta ES Suites St. Louis - Chesterfield
See all 806 properties in Lake St Louis
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.