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St. Charles

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St. Charles Flights as Low as $116

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

Frontier Airlines
Sat, Jul 26 - Sat, Aug 2
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$116 Roundtrip, found 1 day ago
$116
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Jul 26 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sat, Aug 2, priced at $116 found 1 day ago
Frontier Airlines
Sat, Jul 19 - Sun, Jul 20
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$126 Roundtrip, just found
$126
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Jul 19 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sun, Jul 20, priced at $126 just found
Frontier Airlines
Sat, Jul 19 - Thu, Jul 24
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$139 Roundtrip, found 5 hours ago
$139
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Sat, Jul 19 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Thu, Jul 24, priced at $139 found 5 hours ago
United
Wed, Aug 27 - Thu, Sep 4
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
$166 Roundtrip, found 18 hours ago
$166
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Aug 27 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Thu, Sep 4, priced at $166 found 18 hours ago
Spirit Airlines
Sun, Jul 20 - Mon, Jul 21
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$169 Roundtrip, found 1 day ago
$169
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Sun, Jul 20 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Jul 21, priced at $169 found 1 day ago
Spirit Airlines
Mon, Jun 16 - Tue, Jul 15
FLL
Fort Lauderdale - Hollywood Intl.
STL
Lambert-St. Louis Intl.
$170 Roundtrip, found 16 hours ago
$170
Roundtrip
found 16 hours ago
Select Spirit Airlines flight, departing Mon, Jun 16 from Fort Lauderdale - Hollywood Intl. to Lambert-St. Louis Intl., returning Tue, Jul 15, priced at $170 found 16 hours ago
American Airlines
Wed, Aug 27 - Thu, Sep 4
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
$175 Roundtrip, found 18 hours ago
$175
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Wed, Aug 27 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Thu, Sep 4, priced at $175 found 18 hours ago
Delta
Sat, Aug 30 - Sat, Sep 6
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
$177 Roundtrip, found 1 day ago
$177
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Aug 30 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Sat, Sep 6, priced at $177 found 1 day ago
Bargain Flight
Tue, Sep 9 - Mon, Sep 15
MSP
Minneapolis - St. Paul Intl.
STL
Lambert-St. Louis Intl.
$205 Roundtrip, found 4 days ago
$205
Roundtrip
found 4 days ago
Select Bargain Flight flight, departing Tue, Sep 9 from Minneapolis - St. Paul Intl. to Lambert-St. Louis Intl., returning Mon, Sep 15, priced at $205 found 4 days ago
Hawaiian Airlines
Tue, Aug 26 - Wed, Sep 3
SFO
San Francisco Intl.
STL
Lambert-St. Louis Intl.
$206 Roundtrip, found 1 day ago
$206
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, Aug 26 from San Francisco Intl. to Lambert-St. Louis Intl., returning Wed, Sep 3, priced at $206 found 1 day ago
Spirit Airlines
Thu, Jul 10 - Wed, Jul 16
PHX
Sky Harbor Intl.
STL
Lambert-St. Louis Intl.
$211 Roundtrip, found 1 day ago
$211
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Thu, Jul 10 from Sky Harbor Intl. to Lambert-St. Louis Intl., returning Wed, Jul 16, priced at $211 found 1 day ago
Frontier Airlines
Thu, Aug 21 - Sat, Aug 30
SJC
Norman Y. Mineta San Jose Intl.
STL
Lambert-St. Louis Intl.
$230 Roundtrip, just found
$230
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Aug 21 from Norman Y. Mineta San Jose Intl. to Lambert-St. Louis Intl., returning Sat, Aug 30, priced at $230 just found
Bargain Flight
Thu, Aug 28 - Thu, Aug 28
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
$235 Roundtrip, found 20 hours ago
$235
Roundtrip
found 20 hours ago
Select Bargain Flight flight, departing Thu, Aug 28 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Thu, Aug 28, priced at $235 found 20 hours ago
Frontier Airlines
Thu, Jun 12 - Mon, Jun 16
PDX
Portland Intl.
STL
Lambert-St. Louis Intl.
$261 Roundtrip, found 1 day ago
$261
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Jun 12 from Portland Intl. to Lambert-St. Louis Intl., returning Mon, Jun 16, priced at $261 found 1 day ago
Delta
Fri, Jul 4 - Fri, Jul 4
PVD
T.F. Green
STL
Lambert-St. Louis Intl.
$324 Roundtrip, found 1 day ago
$324
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Jul 4 from T.F. Green to Lambert-St. Louis Intl., returning Fri, Jul 4, priced at $324 found 1 day ago
Delta
Fri, Jun 27 - Tue, Jul 8
OAK
Oakland Intl.
STL
Lambert-St. Louis Intl.
$409 Roundtrip, found 4 days ago
$409
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Jun 27 from Oakland Intl. to Lambert-St. Louis Intl., returning Tue, Jul 8, priced at $409 found 4 days 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 July, 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 14 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 $116, 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 $116 right now, why wait?

St. Charles Flight Information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Roundtrip price
$116

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
Stay at this 4.5-star luxury hotel in St. Charles. Enjoy an outdoor pool, a full-service spa, and 6 restaurants. Our guests praise the clean rooms and the property ...
8.2/10 Very Good! (1,002 reviews)
"Everything was clean, pristine and fantastic."

Reviewed on Jun 5, 2025

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Ameristar Casino Resort and Spa
Best Western Plus The Charles Hotel
Best Western Plus The Charles Hotel
3 out of 5
1425 South 5th Street, St. Charles, MO
Stay at this 3-star business-friendly hotel in St. Charles. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
8/10 Very Good! (1,000 reviews)
"It was quiet and the room size was good."

Reviewed on Jun 4, 2025

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Best Western Plus The Charles Hotel
Drury Plaza Hotel St. Louis St. Charles
Drury Plaza Hotel St. Louis St. Charles
3 out of 5
380 Mulholland Drive, St. Charles, MO
Stay at this 3-star 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! (1,000 reviews)
"Loved the drinks"

Reviewed on Jun 3, 2025

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Drury Plaza Hotel 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
Stay at this 4-star business-friendly hotel in St. Louis. Enjoy free WiFi, 3 restaurants, and 2 bars/lounges. Our guests praise the helpful staff and the clean ...
8.4/10 Very Good! (3,693 reviews)
"I loved the early check-in they gave me."

Reviewed on Jun 6, 2025

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Hyatt Regency St. Louis at The Arch
Drury Plaza Hotel St. Louis at the Arch
Drury Plaza Hotel St. Louis at the Arch
3 out of 5
2 South 4th Street, St. Louis, MO
Stay at this 3-star business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and a fitness center. Our guests praise the breakfast and the pool ...
9.4/10 Exceptional! (2,642 reviews)
"This place was amazing! It was clean and well taken care of. The free breakfast buffet was good with lots of choices. The happy hour was the highlight of our trip. In addition to 3 drinks per night we also enjoyed delicious food. They did not just serve chips and salsa, there were hot items as ..."

Reviewed on Jun 6, 2025

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Drury Plaza Hotel 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
Stay at this 3.5-star business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. Our guests praise the breakfast and ...
8.8/10 Excellent! (2,909 reviews)
"The area was very safe"

Reviewed on Jun 3, 2025

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Clayton Plaza Hotel & Extended Stay
Pear Tree Inn St. Louis Airport
Pear Tree Inn St. Louis Airport
2.5 out of 5
10810 Pear Tree Ln, St. Ann, MO
Book a stay at this business-friendly hotel in St. Ann. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
9.2/10 Wonderful! (2,576 reviews)
"I always stay at The Pear Inn when I fly in to St Louis because it is clean, safe, close-by, affordable, has friendly staff, and the have a 24 hour shuttle between the airport and the hotel. They also have snacks in the lobby in the evening and breakfast is included. My first choice every time."

Reviewed on Jun 2, 2025

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Pear Tree Inn St. Louis Airport
River City Casino & Hotel
River City Casino & Hotel
4 out of 5
777 River City Casino Blvd, St. Louis, MO
Stay at this 4-star business-friendly hotel in St. Louis. Enjoy free parking, 5 restaurants, and a casino. Our guests praise the helpful staff and the clean ...
9/10 Wonderful! (1,236 reviews)
"Clean room and casino’s areas."

Reviewed on Jun 4, 2025

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River City Casino & Hotel
See all 2,253 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.