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St. Charles

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St. Charles Flights as Low as $58

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

Frontier Airlines
Tue, May 19 - Wed, May 27
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$58 Roundtrip, just found
$58
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, May 19 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, May 27, priced at $58 just found
Frontier Airlines
Mon, May 18 - Sat, May 23
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$80 Roundtrip, found 7 hours ago
$80
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Mon, May 18 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sat, May 23, priced at $80 found 7 hours ago
Frontier Airlines
Tue, May 26 - Wed, Jun 10
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$97 Roundtrip, found 2 days ago
$97
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Tue, May 26 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Jun 10, priced at $97 found 2 days ago
Frontier Airlines
Tue, May 19 - Wed, May 27
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$101 Roundtrip, just found
$101
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, May 19 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, May 27, priced at $101 just found
Frontier Airlines
Sat, May 9 - Fri, May 15
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$158 Roundtrip, just found
$158
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, May 9 from Denver Intl. to Lambert-St. Louis Intl., returning Fri, May 15, priced at $158 just found
Delta
Wed, Jun 3 - Wed, Jun 3
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$160 Roundtrip, found 15 hours ago
$160
Roundtrip
found 15 hours ago
Select Delta flight, departing Wed, Jun 3 from O'Hare Intl. to Lambert-St. Louis Intl., returning Wed, Jun 3, priced at $160 found 15 hours ago
Frontier Airlines
Tue, May 26 - Sat, May 30
IAH
George Bush Intercontinental
STL
Lambert-St. Louis Intl.
$174 Roundtrip, just found
$174
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, May 26 from George Bush Intercontinental to Lambert-St. Louis Intl., returning Sat, May 30, priced at $174 just found
Frontier Airlines
Tue, May 26 - Sat, May 30
ONT
Los Angeles - Ontario Intl.
STL
Lambert-St. Louis Intl.
$190 Roundtrip, found 7 hours ago
$190
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Tue, May 26 from Los Angeles - Ontario Intl. to Lambert-St. Louis Intl., returning Sat, May 30, priced at $190 found 7 hours ago
United
Wed, Aug 12 - Tue, Aug 25
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$197 Roundtrip, found 2 hours ago
$197
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Aug 12 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Aug 25, priced at $197 found 2 hours ago
American Airlines
Wed, Aug 12 - Tue, Aug 25
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$197 Roundtrip, found 2 hours ago
$197
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Wed, Aug 12 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Aug 25, priced at $197 found 2 hours ago
Frontier Airlines
Sat, May 9 - Tue, May 26
LAX
Los Angeles Intl.
STL
Lambert-St. Louis Intl.
$210 Roundtrip, found 23 hours ago
$210
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Sat, May 9 from Los Angeles Intl. to Lambert-St. Louis Intl., returning Tue, May 26, priced at $210 found 23 hours ago
Frontier Airlines
Sat, May 16 - Tue, May 19
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$230 Roundtrip, found 2 hours ago
$230
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sat, May 16 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Tue, May 19, priced at $230 found 2 hours ago
Frontier Airlines
Tue, May 26 - Tue, Jun 9
LGA
LaGuardia
STL
Lambert-St. Louis Intl.
$237 Roundtrip, found 2 hours ago
$237
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Tue, May 26 from LaGuardia to Lambert-St. Louis Intl., returning Tue, Jun 9, priced at $237 found 2 hours ago
Delta
Fri, Jun 5 - Wed, Jun 10
DAL
Love Field
STL
Lambert-St. Louis Intl.
$243 Roundtrip, found 3 days ago
$243
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Jun 5 from Love Field to Lambert-St. Louis Intl., returning Wed, Jun 10, priced at $243 found 3 days ago
Delta
Tue, Jul 14 - Tue, Jul 21
SYR
Hancock Intl.
STL
Lambert-St. Louis Intl.
$291 Roundtrip, found 7 hours ago
$291
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Jul 14 from Hancock Intl. to Lambert-St. Louis Intl., returning Tue, Jul 21, priced at $291 found 7 hours ago
Alaska Airlines
Tue, May 26 - Sat, May 30
ONT
Los Angeles - Ontario Intl.
STL
Lambert-St. Louis Intl.
$406 Roundtrip, found 7 hours ago
$406
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Tue, May 26 from Los Angeles - Ontario Intl. to Lambert-St. Louis Intl., returning Sat, May 30, priced at $406 found 7 hours ago

Cheap Flights to St. Charles

Fall in love at first flight with your vacation to St. Charles 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 St. Charles on Hotwire, and you’ll be up, up, and on a getaway in no time.

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

Frequently Asked Questions About flights to St. Charles

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to St. Charles 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 St. Charles?

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 St. Charles are in May, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to St. Charles?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 16 to choose from for your flight to St. Charles.

What airport is best to fly into St. Charles?

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

How much are flights to St. Charles?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to St. Charles on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $58, 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 St. Charles?

The trick to saving a stack of cash on your flight to St. Charles? 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 $58 right now, why wait?

St. Charles Flight Information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Roundtrip price
$57

Last Minute Hotel Deals in St. Charles

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. ...
8.6/10 Excellent! (1,004 reviews)
The outside hot tub was very cold, indoor hot tub was nice but not hot. The room was amazing and it was such an experience. I will definitely be staying here again.

Reviewed on Apr 24, 2026

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Ameristar Casino Resort and Spa
Drury Plaza Hotel St. Louis St. Charles

Drury Plaza Hotel St. Louis St. Charles

3 out of 5
380 Mulholland Drive 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 ...
9.6/10 Exceptional! (1,007 reviews)
Great Hotel

Reviewed on Apr 26, 2026

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Drury Plaza Hotel St. Louis St. Charles
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)
This was the most awful experience ever got there on Thursday April 23rd and got in the room a none smoking room someone had been smoking got moved to another room it hqd bed bigs have proof videos and pictures had to stay there wasnt any hotels available because of a event in town left as fast as ...

Reviewed on Apr 25, 2026

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Comfort Suites St Charles - St Louis
Embassy Suites by Hilton St. Louis St. Charles

Embassy Suites by Hilton St. Louis St. Charles

3.5 out of 5
2 Convention Center Plz St. Charles MO
Book a stay at this business-friendly hotel in St. Charles. Enjoy free breakfast, free parking, and room service. Our guests praise the breakfast and the helpful ...
8.8/10 Excellent! (1,002 reviews)
Arrived at noon. The coffee shop was closed. The lobby was packed. Had to wait three hours for room and there were no comfortable chairs or sofas to use while waiting. Only had a cafeteria area with hard cheap chairs. Def not what I’m used to.

Reviewed on Apr 17, 2026

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Embassy Suites by Hilton St. Louis St. Charles
Hyatt Regency St. Louis at The Arch

Hyatt Regency St. Louis at The Arch

4 out of 5
315 Chestnut St St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, 3 restaurants, and 2 bars/lounges. Our guests praise the helpful staff and the clean ...
8.6/10 Excellent! (4,017 reviews)
Clean room

Reviewed on Apr 26, 2026

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Hyatt Regency St. Louis at The Arch
Clayton Plaza Hotel & Extended Stay

Clayton Plaza Hotel & Extended Stay

3.5 out of 5
7750 Carondelet Avenue St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. Our guests praise the breakfast and ...
9/10 Wonderful! (3,170 reviews)
The breakfast is great. The staff are friendly . When checking out, a person Cleaning was over the top. actually helped us out with our bags and packed them in the car for us and did not expect a tip. The only disappointment was that the pool was supposed to be up and running and wasn’t and they ...

Reviewed on Apr 26, 2026

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Clayton Plaza Hotel & Extended Stay
Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham

Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham

3 out of 5
1088 South Highway Drive Fenton MO
Book a stay at this business-friendly hotel in Fenton. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
8/10 Very Good! (1,236 reviews)
The breakfast was hot, fresh and plenty. The staf was helpful and kind. Mrs Nikki qas very helpful and welcoming. She made checking in and out stress free and fast.

Reviewed on Apr 26, 2026

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Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham
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! (2,186 reviews)
A little on the higher side for the area and amenities but it is a resort. The place was clean and the staff was very welcoming. Would stay again.

Reviewed on Apr 26, 2026

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Hollywood Casino & Hotel St. Louis
See all 2,381 properties in St. Charles
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.