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O'Fallon

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O'Fallon Flights as Low as $68

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

Frontier Airlines
Sat, Apr 26 - Wed, Apr 30
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$68 Roundtrip, found 1 day ago
$68
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Apr 26 from Denver Intl. to Lambert-St. Louis Intl., returning Wed, Apr 30, priced at $68 found 1 day ago
Frontier Airlines
Mon, Apr 28 - Sat, May 3
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$79 Roundtrip, found 1 day ago
$79
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Apr 28 from Denver Intl. to Lambert-St. Louis Intl., returning Sat, May 3, priced at $79 found 1 day ago
United
Wed, Apr 9 - Thu, Apr 10
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$79 Roundtrip, found 1 day ago
$79
Roundtrip
found 1 day ago
Select United flight, departing Wed, Apr 9 from O'Hare Intl. to Lambert-St. Louis Intl., returning Thu, Apr 10, priced at $79 found 1 day ago
American Airlines
Wed, Apr 9 - Thu, Apr 10
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$91 Roundtrip, found 1 day ago
$91
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Apr 9 from O'Hare Intl. to Lambert-St. Louis Intl., returning Thu, Apr 10, priced at $91 found 1 day ago
Southern Airways Express
Mon, Apr 7 - Sun, Apr 13
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$116 Roundtrip, found 1 day ago
$116
Roundtrip
found 1 day ago
Select Southern Airways Express flight, departing Mon, Apr 7 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sun, Apr 13, priced at $116 found 1 day ago
Spirit Airlines
Tue, Apr 29 - Thu, May 8
DTW
Detroit Metropolitan Wayne County
STL
Lambert-St. Louis Intl.
$151 Roundtrip, found 2 days ago
$151
Roundtrip
found 2 days ago
Select Spirit Airlines flight, departing Tue, Apr 29 from Detroit Metropolitan Wayne County to Lambert-St. Louis Intl., returning Thu, May 8, priced at $151 found 2 days ago
Frontier Airlines
Tue, Apr 22 - Wed, Apr 23
SFO
San Francisco Intl.
STL
Lambert-St. Louis Intl.
$160 Roundtrip, found 4 days ago
$160
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Tue, Apr 22 from San Francisco Intl. to Lambert-St. Louis Intl., returning Wed, Apr 23, priced at $160 found 4 days ago
Frontier Airlines
Wed, Apr 2 - Wed, Apr 9
ONT
Los Angeles - Ontario Intl.
STL
Lambert-St. Louis Intl.
$161 Roundtrip, found 4 days ago
$161
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Wed, Apr 2 from Los Angeles - Ontario Intl. to Lambert-St. Louis Intl., returning Wed, Apr 9, priced at $161 found 4 days ago
Frontier Airlines
Mon, Apr 7 - Tue, Apr 15
TTN
Mercer
STL
Lambert-St. Louis Intl.
$162 Roundtrip, found 17 hours ago
$162
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Mon, Apr 7 from Mercer to Lambert-St. Louis Intl., returning Tue, Apr 15, priced at $162 found 17 hours ago
Frontier Airlines
Thu, Mar 27 - Wed, Apr 9
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
$170 Roundtrip, found 3 days ago
$170
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Mar 27 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Wed, Apr 9, priced at $170 found 3 days ago
Delta
Thu, Apr 24 - Sat, Apr 26
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$177 Roundtrip, found 4 days ago
$177
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Apr 24 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sat, Apr 26, priced at $177 found 4 days ago
Hawaiian Airlines
Wed, Apr 9 - Tue, Apr 15
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
$238 Roundtrip, found 6 days ago
$238
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Wed, Apr 9 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Tue, Apr 15, priced at $238 found 6 days ago
Alaska Airlines
Tue, Apr 8 - Thu, Apr 10
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
$243 Roundtrip, found 6 days ago
$243
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, Apr 8 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Thu, Apr 10, priced at $243 found 6 days ago
American Airlines
Fri, Apr 25 - Tue, May 6
SMF
Sacramento Intl.
STL
Lambert-St. Louis Intl.
$249 Roundtrip, found 5 days ago
$249
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Apr 25 from Sacramento Intl. to Lambert-St. Louis Intl., returning Tue, May 6, priced at $249 found 5 days ago
Frontier Airlines
Sun, Mar 16 - Wed, Mar 26
LAX
Los Angeles Intl.
STL
Lambert-St. Louis Intl.
$287 Roundtrip, found 1 day ago
$287
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Mar 16 from Los Angeles Intl. to Lambert-St. Louis Intl., returning Wed, Mar 26, priced at $287 found 1 day ago
American Airlines
Tue, Mar 18 - Fri, Mar 28
MCI
Kansas City Intl.
STL
Lambert-St. Louis Intl.
$518 Roundtrip, found 1 day ago
$518
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Mar 18 from Kansas City Intl. to Lambert-St. Louis Intl., returning Fri, Mar 28, priced at $518 found 1 day ago

Cheap Flights to O'Fallon

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

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

Frequently Asked Questions About flights to O'Fallon

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

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 O'Fallon are in April, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to O'Fallon?

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 O'Fallon.

What airport is best to fly into O'Fallon?

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

How much are flights to O'Fallon?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to O'Fallon on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $68, 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 O'Fallon?

The trick to saving a stack of cash on your flight to O'Fallon? 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 $68 right now, why wait?

O'Fallon Flight Information
Destination airport
O'Fallon
Destination airport IATA code
STL

Last Minute Hotel Deals in O'Fallon

Drury Inn & Suites St. Louis O'Fallon, IL
Drury Inn & Suites St. Louis O'Fallon, IL
3 out of 5
1118 Central Park Drive, O'Fallon, IL
The price is $130 per night from Mar 18 to Mar 19
$130
includes taxes & fees
Mar 18 - Mar 19
Stay at this 3-star business-friendly hotel in O'Fallon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
9.4/10 Exceptional! (1,019 reviews)
Lovely place to stay
"It was amazing Great food great people"

Reviewed on Mar 10, 2025

Drury Inn & Suites St. Louis O'Fallon, IL
Super 8 by Wyndham O'Fallon
Super 8 by Wyndham O'Fallon
2 out of 5
1100 Eastgate Dr, O'Fallon, IL
The price is $57 per night from Mar 20 to Mar 21
$57
includes taxes & fees
Mar 20 - Mar 21
Book a stay at this business-friendly hotel in O'Fallon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
7.6/10 Good! (1,000 reviews)
"Nice big bed with lots of pillows, good shower pressure and a quiet nite except for the fridge which I had to unplug to sleep"

Reviewed on Mar 7, 2025

Super 8 by Wyndham O'Fallon
Quality Inn O'Fallon IL - St. Louis
Quality Inn O'Fallon IL - St. Louis
3 out of 5
1409 W US 50, O'Fallon, IL
The price is $63 per night from Mar 20 to Mar 21
$63
includes taxes & fees
Mar 20 - Mar 21
Stay at this 3-star business-friendly hotel in O'Fallon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
7.6/10 Good! (925 reviews)
3 night stay
"This place was very nice for the price. Bed was comfortable and the shower was hot. Free breakfast and friendly staff. I would be fine with coming back."

Reviewed on Mar 12, 2025

Quality Inn O'Fallon IL - St. Louis
La Quinta Inn & Suites by Wyndham O'Fallon, IL - St. Louis
La Quinta Inn & Suites by Wyndham O'Fallon, IL - St. Louis
2.5 out of 5
136 Regency Park, O'Fallon, IL
The price is $68 per night from Mar 16 to Mar 17
$68
includes taxes & fees
Mar 16 - Mar 17
Book a stay at this business-friendly hotel in O'Fallon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the clean rooms in our reviews. ...
6.4/10 (1,005 reviews)
"I was very pleased with the room, it was very clean and quiet. The hallways were in serious need of some cleaning. Breakfast could have used some variety. Same thing all three days."

Reviewed on Mar 3, 2025

La Quinta Inn & Suites by Wyndham O'Fallon, IL - St. Louis
Hilton Garden Inn St. Louis Shiloh/O'Fallon IL
Hilton Garden Inn St. Louis Shiloh/O'Fallon IL
3 out of 5
360 Regency Park Drive, O'Fallon, IL
The price is $130 per night from Apr 10 to Apr 11
$130
includes taxes & fees
Apr 10 - Apr 11
Stay at this 3-star business-friendly hotel in O'Fallon. Enjoy free WiFi, free parking, and room service. Our guests praise the helpful staff in our reviews. ...
8/10 Very Good! (835 reviews)
"This property charges for the bottles of water in the room unless you are a specific level of rewards member. Breakfast is $10-$15 depending on what you get. Property is close to wide variety of restaurants and shopping"

Reviewed on Mar 3, 2025

Hilton Garden Inn St. Louis Shiloh/O'Fallon IL
Candlewood Suites O Fallon by IHG
Candlewood Suites O Fallon by IHG
2.5 out of 5
1332 Park Plaza Dr, O'Fallon, IL
The price is $107 per night from Mar 23 to Mar 24
$107
includes taxes & fees
Mar 23 - Mar 24
Book a stay at this business-friendly hotel in O'Fallon. Enjoy free WiFi, free parking, and a fitness center. Our guests praise the helpful staff in our reviews. ...
7.6/10 Good! (340 reviews)
"Great staff"

Reviewed on Feb 22, 2025

Candlewood Suites O Fallon by IHG
Hyatt Regency St. Louis at The Arch
Hyatt Regency St. Louis at The Arch
4 out of 5
315 Chestnut St, St. Louis, MO
The price is $151 per night from Mar 28 to Mar 29
$151
includes taxes & fees
Mar 28 - Mar 29
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! (3,596 reviews)
"Staff was very helpful."

Reviewed on Mar 11, 2025

Hyatt Regency St. Louis at The Arch
River City Casino & Hotel
River City Casino & Hotel
4 out of 5
777 River City Casino Blvd, St. Louis, MO
The price is $133 per night from Mar 17 to Mar 18
$133
includes taxes & fees
Mar 17 - Mar 18
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! (1,118 reviews)
"Still waiting on my deposit to be refunded so I’m disappointed in that because either they overcharged me for 2nd nite or lady at desk didn’t give me correct rate"

Reviewed on Mar 1, 2025

River City Casino & Hotel
See all 1,378 properties in O'Fallon
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.