Search Cheap Flights to
St. Charles

Search 400 airlines and 321,000 hotels worldwide.

Stop Planning & Start Exploring

FREE 24 hour cancellation on most flights

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 , 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  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 , 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  right now, why wait?

St. Charles Flight Information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Number of airlines serving
4
Roundtrip price
$212
Popular airline
United

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! (1,010 reviews)
"really enjoyed our rood.. Food was excellent and service great at new restaurant Charter 18 on opening night. great time celebrating our anniversery"

Reviewed on Sep 15, 2025

Ameristar Casino Resort and Spa
Hampton Inn St. Charles St. Peters

Hampton Inn St. Charles St. Peters

2.5 out of 5
3720 W Clay St, St. Charles, MO
Book a stay at this golf hotel in St. Charles. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our ...
8/10 Very Good! (1,002 reviews)
"Staff was superior. Room was good. Breakfast seating area was not large enough. Everything else was good."

Reviewed on Sep 7, 2025

Hampton Inn St. Charles St. Peters
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! (1,010 reviews)
"Always great in every way!!!"

Reviewed on Sep 15, 2025

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! (1,001 reviews)
Cold pool
"Everything was very good. The only complaint I had was the pool temperature was way too cold. I’m used to a cold pool but that was way too cold!"

Reviewed on Sep 9, 2025

Comfort Suites St Charles - St Louis
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! (3,054 reviews)
"My husband and I stayed for an event in town over the weekend and I really can't complain about one thing. This Drury Inn checks all my boxes! Very clean, very spacious room with nice amenities, delicious breakfast options, and staff were so kind, friendly, and helpful. I'll definitely stay here ..."

Reviewed on Sep 16, 2025

Drury Plaza Hotel St. Louis at the Arch
Hollywood Casino & Hotel St. Louis

Hollywood Casino & Hotel St. Louis

3.5 out of 5
777 Casino Center Drive, Maryland Heights, MO
Stay at this 3.5-star business-friendly hotel in Maryland Heights. Enjoy free parking, 7 restaurants, and a casino. Our guests praise the helpful staff and the ...
8.2/10 Very Good! (2,142 reviews)
"Stayed for the concert"

Reviewed on Sep 15, 2025

Hollywood Casino & Hotel St. Louis
Renaissance St. Louis Airport Hotel

Renaissance St. Louis Airport Hotel

4 out of 5
9801 Natural Bridge Road, St. Louis, MO
Stay at this 4-star business-friendly hotel in St. Louis. Enjoy an outdoor pool, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
8.4/10 Very Good! (1,006 reviews)
"The room was clean and the staff was helpful."

Reviewed on Sep 7, 2025

Renaissance St. Louis Airport Hotel
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! (2,938 reviews)
"Very nice place to stay"

Reviewed on Sep 16, 2025

Clayton Plaza Hotel & Extended Stay
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.