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Silex

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Silex Flights as Low as $108

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

Frontier Airlines
Thu, Aug 20 - Sat, Sep 5
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$108 Roundtrip, found 1 day ago
$108
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Aug 20 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sat, Sep 5, priced at $108 found 1 day ago
Frontier Airlines
Wed, Jul 22 - Sun, Aug 9
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$111 Roundtrip, found 1 day ago
$111
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Jul 22 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sun, Aug 9, priced at $111 found 1 day ago
Frontier Airlines
Fri, Jul 31 - Sat, Aug 15
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$114 Roundtrip, found 1 day ago
$114
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Jul 31 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sat, Aug 15, priced at $114 found 1 day ago
Frontier Airlines
Wed, Jul 22 - Sat, Aug 8
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$117 Roundtrip, found 1 day ago
$117
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Jul 22 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sat, Aug 8, priced at $117 found 1 day ago
Frontier Airlines
Wed, Jul 22 - Fri, Aug 14
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$119 Roundtrip, found 1 day ago
$119
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Jul 22 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Fri, Aug 14, priced at $119 found 1 day ago
Frontier Airlines
Fri, Jul 31 - Tue, Aug 18
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$120 Roundtrip, found 1 day ago
$120
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Jul 31 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Tue, Aug 18, priced at $120 found 1 day ago
Frontier Airlines
Fri, Jul 31 - Fri, Aug 14
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$122 Roundtrip, found 1 day ago
$122
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Jul 31 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Fri, Aug 14, priced at $122 found 1 day ago
American Airlines
Mon, Aug 10 - Sat, Aug 22
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$203 Roundtrip, found 2 days ago
$203
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Aug 10 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sat, Aug 22, priced at $203 found 2 days ago
Delta
Fri, Aug 14 - Sun, Aug 30
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Aug 14 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sun, Aug 30, priced at $217 found 1 day ago
United
Mon, Jul 27 - Wed, Jul 29
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$222 Roundtrip, found 1 day ago
$222
Roundtrip
found 1 day ago
Select United flight, departing Mon, Jul 27 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Wed, Jul 29, priced at $222 found 1 day ago
Frontier Airlines
Tue, Sep 1 - Tue, Sep 8
OAK
Oakland Intl.
STL
Lambert-St. Louis Intl.
$300 Roundtrip, found 21 hours ago
$300
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Tue, Sep 1 from Oakland Intl. to Lambert-St. Louis Intl., returning Tue, Sep 8, priced at $300 found 21 hours ago
Frontier Airlines
Tue, Jun 23 - Wed, Jun 24
SAN
San Diego Intl.
STL
Lambert-St. Louis Intl.
$315 Roundtrip, found 4 hours ago
$315
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Tue, Jun 23 from San Diego Intl. to Lambert-St. Louis Intl., returning Wed, Jun 24, priced at $315 found 4 hours ago
Delta
Tue, Nov 10 - Sun, Nov 15
SJU
Luis Munoz Marin Intl.
STL
Lambert-St. Louis Intl.
$336 Roundtrip, found 9 hours ago
$336
Roundtrip
found 9 hours ago
Select Delta flight, departing Tue, Nov 10 from Luis Munoz Marin Intl. to Lambert-St. Louis Intl., returning Sun, Nov 15, priced at $336 found 9 hours ago
Alaska Airlines
Tue, Nov 10 - Tue, Nov 17
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$360 Roundtrip, found 1 day ago
$360
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Nov 10 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Tue, Nov 17, priced at $360 found 1 day ago
Delta
Sun, Jun 21 - Mon, Jun 22
CMH
John Glenn Columbus Intl.
STL
Lambert-St. Louis Intl.
$415 Roundtrip, found 21 hours ago
$415
Roundtrip
found 21 hours ago
Select Delta flight, departing Sun, Jun 21 from John Glenn Columbus Intl. to Lambert-St. Louis Intl., returning Mon, Jun 22, priced at $415 found 21 hours ago
United
Tue, Jun 23 - Wed, Jun 24
CLD
McClellan-Palomar
STL
Lambert-St. Louis Intl.
$947 Roundtrip, found 4 hours ago
$947
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Jun 23 from McClellan-Palomar to Lambert-St. Louis Intl., returning Wed, Jun 24, priced at $947 found 4 hours ago

Cheap Flights to Silex

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

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

Frequently Asked Questions About flights to Silex

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Silex 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 null airport.

What is the cheapest month to fly to Silex?

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 Silex are in August, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Silex?

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 Silex.

What airport is best to fly into Silex?

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

How much are flights to Silex?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Silex on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $108, 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 Silex?

The trick to saving a stack of cash on your flight to Silex? 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 $108 right now, why wait?

Silex Flight Information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Roundtrip price
$78

Last Minute Hotel Deals in Silex

Quality Inn Foristell

Quality Inn Foristell

2.5 out of 5
12 Highway W Foristell MO
Book a stay at this business-friendly hotel in Foristell. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
8.2/10 Very Good! (1,004 reviews)
"The only downside was no elevator so thankful they had a room on the first floor."

Reviewed on Jun 18, 2026

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Quality Inn Foristell
Holiday Inn Express & Suites Wentzville St Louis West by IHG

Holiday Inn Express & Suites Wentzville St Louis West by IHG

2.5 out of 5
1100 Lodora Drive Wentzville MO
Book a stay at this business-friendly hotel in Wentzville. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
9.4/10 Exceptional! (927 reviews)
"Pool was green and smelled like urine, TV didn’t work, pullout couch a had a giant feces stain, and room smells like a wet dog mixed with urine. Worst hotel I've ever stayed in. Asked to switch rooms and they said they were booked and handed me a deodorizer."

Reviewed on Jun 15, 2026

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Holiday Inn Express & Suites Wentzville St Louis West by IHG
Baymont by Wyndham Warrenton

Baymont by Wyndham Warrenton

2.5 out of 5
425 E Veterans Memorial Pkwy Warrenton MO
Book a stay at this business-friendly motel in Warrenton. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
7.6/10 Good! (1,002 reviews)
"Clean rooms very very clean hotel"

Reviewed on Jun 19, 2026

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Baymont by Wyndham Warrenton
Fairfield Inn & Suites Wentzville

Fairfield Inn & Suites Wentzville

3 out of 5
130 Crossroads South Drive Wentzville MO
Book a stay at this business-friendly hotel in Wentzville. Enjoy free breakfast, free WiFi, and a fitness center. Popular attractions Wentzville Flea Market ...
9/10 Wonderful! (684 reviews)
"Stayed the weekend to attend a wedding nearby. Was easy access, free breakfast was very good. Staff were nice and helpful. Room was clean and comfortable. I’d stay again."

Reviewed on Jun 19, 2026

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Fairfield Inn & Suites Wentzville
Hampton Inn St. Louis Wentzville

Hampton Inn St. Louis Wentzville

2.5 out of 5
150 Wentzville Bluffs Drive Wentzville MO
Book a stay at this business-friendly hotel in Wentzville. Enjoy free breakfast, free WiFi, and a fitness center. Our guests praise the helpful staff in our ...
9/10 Wonderful! (720 reviews)
"Very clean environment, very nice staff and breakfast was great"

Reviewed on Jun 16, 2026

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Hampton Inn St. Louis Wentzville
Super 8 by Wyndham Warrenton

Super 8 by Wyndham Warrenton

2 out of 5
1429 North Service Road East, I-70 Warrenton MO
Book a stay at this business-friendly motel in Warrenton. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. ...
7.4/10 Good! (660 reviews)
"It was “ok”. Somewhere to lay your head for a night. The room itself had a damp feeling. Moderately clean. 3 tiny square pillows on each bed. The air conditioner smelt like it was burning. The breakfast was terrible honestly so don’t count on that. No protein whatsoever. There was waffles, bread, ..."

Reviewed on Jun 15, 2026

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Super 8 by Wyndham Warrenton
Knights Inn New Florence

Knights Inn New Florence

2 out of 5
Booneslick Road, 403, 403 New Florence MO
Stay at this hotel in New Florence. Enjoy free breakfast, free WiFi, and free parking. Popular attractions Curling Vine Winery and Stone Hill Winery are located ...
7/10 Good! (570 reviews)
"This place was terrible. Looked like it remodeled that ran out of money. It seems like they're trying to remodel but nothing was really being done. Our bed had a dirty blanket on top of it... what I mean dirty it had crusties. When I turned it in at the front desk for a clean one, no apologies. nada, ..."

Reviewed on Jun 10, 2026

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Knights Inn New Florence
Bay Inn & Suites Troy

Bay Inn & Suites Troy

2.5 out of 5
107 King Dr Troy MO
Book a stay at this business-friendly hotel in Troy. Enjoy free breakfast, free WiFi, and free parking. Popular attractions Woods Fort Country Club and Avery ...
6.6/10 (252 reviews)
"Was under construction! Very messy, would like to have been told this before booking. Room was very nice."

Reviewed on May 29, 2026

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Bay Inn & Suites Troy
See all 260 properties in Silex
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.