Cheap Flights to O'Fallon from $34

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How Much Does it Cost To Fly To O'Fallon?

The cheapest prices found with in the last 7 days for return flights were $77 and $34 for one-way flights to O'Fallon for the period specified. Prices and availability are subject to change. Additional terms apply

OriginDestinationTravel DatesFlights From*
ATLSt. LouisMay 19 to May 20$77
DENSt. LouisApril 8 to April 20$81
DFWSt. LouisMay 30 to May 30$164
PHLSt. LouisApril 18 to April 20$180
TPASt. LouisMay 7 to May 10$182
EWRSt. LouisMay 8 to May 14$197
LGASt. LouisApril 12 to April 16$201
SEASt. LouisApril 8 to April 15$217
LAXSt. LouisMay 9 to May 9$223
FCOSt. LouisApril 2 to April 6$916
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
PHLSt. LouisMarch 21 to March 23$329
ATLSt. LouisMarch 22 to March 27$332
TPASt. LouisMarch 22 to March 27$332
DFWSt. LouisMarch 21 to March 29$332
DENSt. LouisMarch 22 to March 23$350
LGASt. LouisMarch 21 to March 24$379
LGASt. LouisMarch 21 to March 24$379
LAXSt. LouisMarch 22 to March 27$489
SEASt. LouisMarch 22 to March 27$599
*Prices include taxes and fees

O'Fallon Flight Information

Traveling to
O'Fallon
Lowest Price
$77
Number of Airlines Serving
Airlines Serving
Frontier Airlines
Number of Daily Flights
Airlines with Direct Flights

Find The Perfect Hotel For After Your Flight

Amazing O'Fallon Accommodation Deals

Super 8 by Wyndham O'Fallon

Super 8 by Wyndham O'Fallon

2 out of 5
1100 Eastgate Dr O'Fallon IL
$51 nightly
The price is $59 total per night from Mar 25 to Mar 26
$59 total
Mar 25 - Mar 26
Total with taxes and fees
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 ...
7/10 Good! (1,001 reviews)
They had bedbugs and the staff did not give us our refund back on my card and are dodging us... also there was a domestic dispuse outside when we arrived in the evening. We did not stay the night.

Reviewed on Mar 16, 2026

Opens in a new windowSuper 8 by Wyndham O'Fallon
Welcome Suites

Welcome Suites

2 out of 5
148 Regency Park O'Fallon IL
$46 nightly
The price is $53 total per night from Mar 24 to Mar 25
$53 total
Mar 24 - Mar 25
Total with taxes and fees
Book a stay at this business-friendly hotel in O'Fallon. Enjoy free WiFi, free parking, and a fitness center. Popular attractions O'Fallon Family Sports Park ...
5.6/10 (222 reviews)
Excelente ubicación Buen trato del personal Regresaré ! Gracias

Reviewed on Mar 16, 2026

Opens in a new windowWelcome Suites
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
$74 nightly
The price is $85 total per night from Mar 25 to Mar 26
$85 total
Mar 25 - Mar 26
Total with taxes and fees
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 ...
7.4/10 Good! (1,008 reviews)
Everything was fine

Reviewed on Mar 15, 2026

Opens in a new windowQuality Inn O'Fallon IL - St. Louis
Save an average of 15% on thousands of hotels when you're signed in
Sleep Inn O'Fallon near I-64

Sleep Inn O'Fallon near I-64

2.5 out of 5
140 Venita Dr O'Fallon IL
$77 nightly
The price is $88 total per night from Apr 14 to Apr 15
$88 total
Apr 14 - Apr 15
Total with taxes and fees
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 ...
7/10 Good! (919 reviews)
parking was easy to get into

Reviewed on Mar 15, 2026

Opens in a new windowSleep Inn O'Fallon near I-64
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.

Luxury Hotels in O'Fallon

Super 8 by Wyndham O'Fallon

Super 8 by Wyndham O'Fallon

2 out of 5
1100 Eastgate Dr O'Fallon IL
$51 nightly
The price is $59 total per night from Mar 25 to Mar 26
$59 total
Mar 25 - Mar 26
Total with taxes and fees
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 ...
7/10 Good! (1,001 reviews)
They had bedbugs and the staff did not give us our refund back on my card and are dodging us... also there was a domestic dispuse outside when we arrived in the evening. We did not stay the night.

Reviewed on Mar 16, 2026

Opens in a new windowSuper 8 by Wyndham O'Fallon
La Quinta Inn & Suites by Wyndham O'Fallon, IL - St. Louis

La Quinta Inn & Suites by Wyndham O'Fallon, IL - St. Louis

3 out of 5
136 Regency Park O'Fallon IL
$72 nightly
The price is $83 total per night from Mar 30 to Mar 31
$83 total
Mar 30 - Mar 31
Total with taxes and fees
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. ...
6/10 (1,000 reviews)
This was the dirtiest, smelliest, worst LaQuinta i have ever stayed in. The beds were clean and comfy but the rest of everything was THE WORST!

Reviewed on Mar 13, 2026

Opens in a new windowLa Quinta Inn & Suites by Wyndham O'Fallon, IL - St. Louis
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
$74 nightly
The price is $85 total per night from Mar 25 to Mar 26
$85 total
Mar 25 - Mar 26
Total with taxes and fees
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 ...
7.4/10 Good! (1,008 reviews)
Everything was fine

Reviewed on Mar 15, 2026

Opens in a new windowQuality Inn O'Fallon IL - St. Louis
Save an average of 15% on thousands of hotels when you're signed in
Baymont by Wyndham O'Fallon St. Louis Area

Baymont by Wyndham O'Fallon St. Louis Area

2.5 out of 5
1320 Park Plaza Drive O'Fallon IL
$67 nightly
The price is $77 total per night from Mar 22 to Mar 23
$77 total
Mar 22 - Mar 23
Total with taxes and fees
Book a stay at this business-friendly hotel in O'Fallon. Enjoy free breakfast, free WiFi, and free parking. Popular attractions O'Fallon Family Sports Park and ...
5.6/10 (457 reviews)
Found a roach in room would not refund remaining unused night stay

Reviewed on Mar 15, 2026

Opens in a new windowBaymont by Wyndham O'Fallon St. Louis Area
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.

Family Friendly Hotels in O'Fallon

Comfort Inn & Suites O'Fallon - St. Louis Area

Comfort Inn & Suites O'Fallon - St. Louis Area

2 out of 5
116 Regency Park O'Fallon IL
$76 nightly
The price is $87 total per night from Mar 25 to Mar 26
$87 total
Mar 25 - Mar 26
Total with taxes and fees
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 in our reviews. ...
6.6/10 (117 reviews)
NO WE WANTED A SUITE WITH QUEEN BEDS TAKING A FRIEND FOR SURGERY IN ST LOUIS !! ADVERTISEMENT ON THE ROOM SAID A SUITE THIS PLACE HAS NO SUCH ROOM!! THE FRINT DESK( ( WE KNOW THEIR NAME) SAID THAT IT HAPPENS ALOT !! I STAY AT COMFORT SUITE INNS ALWAYS !! THIS ONE WAS DISSAPPOINTING WILL NOT STAY ...

Reviewed on Mar 16, 2026

Opens in a new windowComfort Inn & Suites O'Fallon - St. Louis Area
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
$106 nightly
The price is $123 total per night from Mar 29 to Mar 30
$123 total
Mar 29 - Mar 30
Total with taxes and fees
Book a stay at this business-friendly hotel in O'Fallon. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
9.6/10 Exceptional! (1,002 reviews)
We stayed in a one bedroom suite, and the space was phenomenal!! (Especially traveling with a baby.) The shower was always warm and pressure good. Beds and pillows comfortable. We enjoyed the breakfast Buffett!

Reviewed on Mar 18, 2026

Opens in a new windowDrury Inn & Suites St. Louis O'Fallon, IL
La Quinta Inn & Suites by Wyndham O'Fallon, IL - St. Louis

La Quinta Inn & Suites by Wyndham O'Fallon, IL - St. Louis

3 out of 5
136 Regency Park O'Fallon IL
$72 nightly
The price is $83 total per night from Mar 30 to Mar 31
$83 total
Mar 30 - Mar 31
Total with taxes and fees
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. ...
6/10 (1,000 reviews)
This was the dirtiest, smelliest, worst LaQuinta i have ever stayed in. The beds were clean and comfy but the rest of everything was THE WORST!

Reviewed on Mar 13, 2026

Opens in a new windowLa Quinta Inn & Suites by Wyndham O'Fallon, IL - St. Louis
Save an average of 15% on thousands of hotels when you're signed in
Super 8 by Wyndham O'Fallon

Super 8 by Wyndham O'Fallon

2 out of 5
1100 Eastgate Dr O'Fallon IL
$51 nightly
The price is $59 total per night from Mar 25 to Mar 26
$59 total
Mar 25 - Mar 26
Total with taxes and fees
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 ...
7/10 Good! (1,001 reviews)
They had bedbugs and the staff did not give us our refund back on my card and are dodging us... also there was a domestic dispuse outside when we arrived in the evening. We did not stay the night.

Reviewed on Mar 16, 2026

Opens in a new windowSuper 8 by Wyndham 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.

Best O'Fallon Flight and Hotel Packages

O'Fallon flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Crowne Plaza St. Louis Airport by IHG
Hampton Inn By Hilton St Louis Airport
Elimwood Hotel, a Ramada by Wyndham
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Need a Car For After Your Flight?

Lowest prices found within the past 2 days. Prices and availability subject to change. Additional terms may apply.

Plane Tickets To O'Fallon

Although you may try and resist the urge, you know that when the travel bug comes, there is only one way to get rid of it. Thankfully, Travelocity is here to help nip that travel bug in the bud with great deals on flights to O'Fallon. Browse through our inventory to explore a wide range of cheap flights to O'Fallon to solidify your next big trip out of town. Whether you are heading out on a business trip, exploring a place you have never been for pleasure or are bringing the family on the annual vacation, we have the perfect getaway waiting for you. In no time, you will be day dreaming of your plane landing in O'Fallon as you anxiously await to exit the plane and explore what O'Fallon has to offer. Considering all the amazing local food and culture in O'Fallon, we won't hold this against you.

When you are ready to embark on your next big adventure, Travelocity will be right here waiting to open the doors to the garden so that you can go and smell the roses. When you decide to book and travel is entirely up to you, but don't wait too long because we have some of the best deals on the web and they won't last long. Take time to go through our huge selection of cheap flights to O'Fallon to find the best deals that fit into your budget. If browsing on your phone while your boss isn't looking is more your thing (we promise we won't tell), consider checking out Travelocity's mobile app which allows you to take advantage of all our flights to O'Fallon without having to compromise your work computer's search history. If you are looking to save even more, you can easily save up to $537 when you bundle one of our cheap flights to O'Fallon with one of our hotels. So why are you waiting around? There is no better time than now to start booking that next trip. Start your search now to book one of our flights to O'Fallon today!

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*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.