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
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$77 Roundtrip, found 10 hours ago
$77
Roundtrip
found 10 hours ago
| Origin | Destination | Travel Dates | Flights From* |
|---|---|---|---|
| ATL | St. Louis | May 19 to May 20 | $77 |
| DEN | St. Louis | April 8 to April 20 | $81 |
| DFW | St. Louis | May 30 to May 30 | $164 |
| PHL | St. Louis | April 18 to April 20 | $180 |
| TPA | St. Louis | May 7 to May 10 | $182 |
| EWR | St. Louis | May 8 to May 14 | $197 |
| LGA | St. Louis | April 12 to April 16 | $201 |
| SEA | St. Louis | April 8 to April 15 | $217 |
| LAX | St. Louis | May 9 to May 9 | $223 |
| FCO | St. Louis | April 2 to April 6 | $916 |
| Origin | Destination | Travel Dates | Flights From* |
|---|---|---|---|
| PHL | St. Louis | March 21 to March 23 | $329 |
| ATL | St. Louis | March 22 to March 27 | $332 |
| TPA | St. Louis | March 22 to March 27 | $332 |
| DFW | St. Louis | March 21 to March 29 | $332 |
| DEN | St. Louis | March 22 to March 23 | $350 |
| LGA | St. Louis | March 21 to March 24 | $379 |
| LGA | St. Louis | March 21 to March 24 | $379 |
| LAX | St. Louis | March 22 to March 27 | $489 |
| SEA | St. Louis | March 22 to March 27 | $599 |
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
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
Welcome Suites
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
Quality Inn O'Fallon IL - St. Louis
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
Save an average of 15% on thousands of hotels when you're signed in
Sleep Inn O'Fallon near I-64
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
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
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
La Quinta Inn & Suites by Wyndham O'Fallon, IL - St. Louis
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
Quality Inn O'Fallon IL - St. Louis
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
Save an average of 15% on thousands of hotels when you're signed in
Baymont by Wyndham O'Fallon St. Louis Area
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
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
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
Drury Inn & Suites St. Louis O'Fallon, IL
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
La Quinta Inn & Suites by Wyndham O'Fallon, IL - St. Louis
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
Save an average of 15% on thousands of hotels when you're signed in
Super 8 by Wyndham O'Fallon
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
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.
Need a Car For After Your Flight?
Special
Saint Ann, Missouri, USA
$66
$174 total
found 2 days ago
Compact
Saint Ann, Missouri, USA
$69
$181 total
found 2 days ago
Economy
Saint Ann, Missouri, USA
$69
$181 total
found 2 days ago
Midsize
Saint Ann, Missouri, USA
$73
$192 total
found 2 days ago
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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