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 $90

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

Frontier Airlines
Sat, Apr 18 - Mon, Apr 27
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$90 Roundtrip, found 6 hours ago
$90
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Sat, Apr 18 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Apr 27, priced at $90 found 6 hours ago
Frontier Airlines
Sat, May 2 - Mon, May 11
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$92 Roundtrip, found 3 hours ago
$92
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Sat, May 2 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, May 11, priced at $92 found 3 hours ago
Frontier Airlines
Fri, Apr 3 - Sat, Apr 25
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$102 Roundtrip, found 1 hour ago
$102
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, Apr 3 from Denver Intl. to Lambert-St. Louis Intl., returning Sat, Apr 25, priced at $102 found 1 hour ago
Frontier Airlines
Sat, Apr 25 - Wed, May 6
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$106 Roundtrip, found 5 hours ago
$106
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Sat, Apr 25 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, May 6, priced at $106 found 5 hours ago
Frontier Airlines
Mon, May 4 - Mon, May 11
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$173 Roundtrip, found 6 hours ago
$173
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Mon, May 4 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Mon, May 11, priced at $173 found 6 hours ago
Frontier Airlines
Tue, Apr 21 - Tue, May 5
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$184 Roundtrip, found 6 hours ago
$184
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Tue, Apr 21 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Tue, May 5, priced at $184 found 6 hours ago
Frontier Airlines
Thu, Apr 9 - Wed, Apr 15
DTW
Detroit Metropolitan Wayne County
STL
Lambert-St. Louis Intl.
$184 Roundtrip, found 6 hours ago
$184
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Thu, Apr 9 from Detroit Metropolitan Wayne County to Lambert-St. Louis Intl., returning Wed, Apr 15, priced at $184 found 6 hours ago
Frontier Airlines
Fri, Apr 17 - Thu, Apr 23
LGA
LaGuardia
STL
Lambert-St. Louis Intl.
$184 Roundtrip, found 6 hours ago
$184
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Fri, Apr 17 from LaGuardia to Lambert-St. Louis Intl., returning Thu, Apr 23, priced at $184 found 6 hours ago
Bargain Flight
Sat, Apr 11 - Tue, Apr 14
DTW
Detroit Metropolitan Wayne County
STL
Lambert-St. Louis Intl.
$199 Roundtrip, found 4 hours ago
$199
Roundtrip
found 4 hours ago
Select Bargain Flight flight, departing Sat, Apr 11 from Detroit Metropolitan Wayne County to Lambert-St. Louis Intl., returning Tue, Apr 14, priced at $199 found 4 hours ago
Frontier Airlines
Sat, May 2 - Mon, May 4
MSP
Minneapolis - St. Paul Intl.
STL
Lambert-St. Louis Intl.
$209 Roundtrip, found 4 hours ago
$209
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Sat, May 2 from Minneapolis - St. Paul Intl. to Lambert-St. Louis Intl., returning Mon, May 4, priced at $209 found 4 hours ago
Frontier Airlines
Thu, Apr 9 - Mon, Apr 27
SFO
San Francisco Intl.
STL
Lambert-St. Louis Intl.
$210 Roundtrip, found 6 hours ago
$210
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Thu, Apr 9 from San Francisco Intl. to Lambert-St. Louis Intl., returning Mon, Apr 27, priced at $210 found 6 hours ago
American Airlines
Wed, Apr 29 - Tue, May 5
MSP
Minneapolis - St. Paul Intl.
STL
Lambert-St. Louis Intl.
$211 Roundtrip, found 1 hour ago
$211
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Apr 29 from Minneapolis - St. Paul Intl. to Lambert-St. Louis Intl., returning Tue, May 5, priced at $211 found 1 hour ago
Delta
Wed, Apr 29 - Tue, May 5
MSP
Minneapolis - St. Paul Intl.
STL
Lambert-St. Louis Intl.
$211 Roundtrip, found 1 hour ago
$211
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Apr 29 from Minneapolis - St. Paul Intl. to Lambert-St. Louis Intl., returning Tue, May 5, priced at $211 found 1 hour ago
Delta
Fri, Apr 24 - Thu, May 7
DAL
Love Field
STL
Lambert-St. Louis Intl.
$315 Roundtrip, found 5 days ago
$315
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Apr 24 from Love Field to Lambert-St. Louis Intl., returning Thu, May 7, priced at $315 found 5 days ago
Frontier Airlines
Tue, Mar 17 - Tue, Mar 24
JFK
John F. Kennedy Intl.
STL
Lambert-St. Louis Intl.
$319 Roundtrip, found 1 day ago
$319
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Mar 17 from John F. Kennedy Intl. to Lambert-St. Louis Intl., returning Tue, Mar 24, priced at $319 found 1 day ago
Alaska Airlines
Tue, Apr 7 - Tue, Apr 21
SFO
San Francisco Intl.
STL
Lambert-St. Louis Intl.
$343 Roundtrip, found 6 hours ago
$343
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Tue, Apr 7 from San Francisco Intl. to Lambert-St. Louis Intl., returning Tue, Apr 21, priced at $343 found 6 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 April, 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 15 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 $90, 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 $90 right now, why wait?

Lake St Louis Flight Information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Roundtrip price
$90

Last Minute Hotel Deals in Lake St Louis

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 ...
8.4/10 Very Good! (2,210 reviews)
Hotel itself was fine. Floors in our room were a little gritty to the point where I noticed dirt accumulating in the corners and I needed to clean my feet off before putting my socks on. My biggest complaint was after paying $250 for one night, we were billed another $14 for “amenities” at check ...

Reviewed on Mar 12, 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! (1,630 reviews)
Looks nothing like the pictures, we specifically book somewhere who has a pool for the kids because they love to swim, but they came back upstairs saying they think someone was getting jiggy in the pool, we told them probably not but we went back down there with them after like an hour, and there ...

Reviewed on Mar 14, 2026

Get rates
The Wildwood Hotel
Ameristar Casino Resort and Spa

Ameristar Casino Resort and Spa

4.5 out of 5
1 Ameristar Blvd St. Charles MO
Book a stay at this luxury hotel in St. Charles. Enjoy an outdoor pool, a full-service spa, and 6 restaurants. Our guests praise the clean rooms in our reviews. ...
8.4/10 Very Good! (1,006 reviews)
We celebrated my husband’s 70th birthday. He loved it!!

Reviewed on Mar 14, 2026

Get rates
Ameristar Casino Resort and Spa
Larkspur Landing Extended Stay Suites St. Louis Riverport - Airport West

Larkspur Landing Extended Stay Suites St. Louis Riverport - Airport West

3 out of 5
13639 Riverport Dr Maryland Heights MO
Book a stay at this business-friendly hotel in Maryland Heights. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the ...
7.6/10 Good! (1,004 reviews)
Good service

Reviewed on Mar 13, 2026

Get rates
Larkspur Landing Extended Stay Suites St. Louis Riverport - Airport West
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 ...
9.6/10 Exceptional! (1,099 reviews)
I booked a 2 night stay for after a surgical procedure. I cant say enough about the cleanliness of the hotel and how accommodating the staff was . 10/10 i will be staying there again .

Reviewed on Mar 13, 2026

Get rates
Drury Plaza Hotel St. Louis Chesterfield
Crowne Plaza St. Louis Airport by IHG

Crowne Plaza St. Louis Airport by IHG

3.5 out of 5
11228 Lone Eagle Dr Bridgeton MO
Book a stay at this business-friendly hotel in Bridgeton. Enjoy free WiFi, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful staff ...
8/10 Very Good! (1,006 reviews)
I am writing to share feedback regarding my recent stay. While the property is beautiful and the staff was excellent, I wanted to bring a few concerns to your attention. The cleanliness of the rooms could be improved. It felt as though the cleaning was focused more on initial presentation rather ...

Reviewed on Mar 12, 2026

Get rates
Crowne Plaza St. Louis Airport by IHG
Country Inn & Suites by Radisson, St. Charles Historic District

Country Inn & Suites by Radisson, St. Charles Historic District

2.5 out of 5
1190 S Main St St. Charles MO
Book a stay at this business-friendly hotel in St. Charles. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
9.4/10 Exceptional! (1,002 reviews)
Clean room

Reviewed on Mar 9, 2026

Get rates
Country Inn & Suites by Radisson, St. Charles Historic District
Comfort Suites St Charles - St Louis

Comfort Suites St Charles - St Louis

2.5 out of 5
1400 S 5th St St. Charles MO
Book a stay at this business-friendly hotel in St. Charles. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
8.4/10 Very Good! (1,002 reviews)
Location and how to get there was strange and not very easily accessible. You could tell that it was very short staffed.

Reviewed on Mar 14, 2026

Get rates
Comfort Suites St Charles - St Louis
See all 780 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.