
O'Fallon Vacations
Book a Hotel + Flight together to unlock savings
- Plan, book, travel with confidence
- Better togetherSave up to AED 5,000 when you book a flight and hotel together*
- Find the right fitWith over 300,000 hotels worldwide, it's easy to create a perfect package
- Rest easyPlan, book, and manage your trip all in one place
Find the Best O'Fallon Vacation Packages
O'Fallon Hotel Deals

Sleep Inn & Suites O'Fallon MO - Technology Drive
1147 Technology Drive O'Fallon MO
Fully refundableReserve now, pay when you stay
AED 289
AED 340 total
13 Sep - 14 Sep
includes taxes & fees

Holiday Inn Express St. Louis West - O'Fallon by IHG
1175 Technology Dr O'Fallon MO
Fully refundable
AED 371
AED 438 total
26 Aug - 27 Aug
includes taxes & fees
8.6/10 Excellent! (971 reviews)
"Some of the outlets in the room did not work and the coffee machine turned on but did not work and no one was available when I called the front desk."
Reviewed on 23 August 2026

Comfort Inn & Suites St. Louis - O'Fallon
100 Comfort Inn Ct O'Fallon MO
Fully refundable
AED 310
AED 366 total
14 Sep - 15 Sep
includes taxes & fees
7.4/10 Good! (1,016 reviews)
"We had a room on the bottom floor that stunk with mold, mildew. The floor felt damp and I wouldn’t walk around without shoes on. Worst place I’ve ever stayed!"
Reviewed on 23 August 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.
Stay near popular O'Fallon attractions
9-11 Memorial
7.6/10 (44 reviews)
This steel monument, crafted from World Trade Center wreckage, honors first responders who perished on 9/11. Visitors can also view a piece of the WTC's red steel core inside the O'Fallon Municipal Centre.
CarShield Field
7.0/10 (20 reviews)
CarShield Field offers an intimate baseball experience as home to the O'Fallon Hoots. Enjoy evening games during summer months when the atmosphere is most vibrant and temperatures cooler.
Alligator Creek Aquatic Center
6.4/10 (16 reviews)
This family-friendly aquatic center features a 600-foot lazy river and interactive water playground in O'Fallon, Missouri. Enjoy the diving board, water slides, and shaded seating areas for a refreshing summer retreat.
Golf Headquarters Family Golfplex
This all-in-one golf complex features a Toptracer driving range, executive course, and mini-golf for all skill levels. Practice your swing under the lights or join a tournament at this versatile family destination.
Frequently asked questions
How much does an O'Fallon vacation package cost?
You'll find cheap prices on Expedia for your O'Fallon break. However, factors like the hotel choice, length of stay and season will influence how much your vacation to O'Fallon costs.
What are the cheapest months to go to O'Fallon?
You can generally find reduced prices and greater availability in December, January and February. Browse our cheap O'Fallon vacation packages and you could score some excellent off-season deals.
How to find the best O'Fallon package deals?
Use Expedia's filters to help you find some fabulous O'Fallon package deals. When you start your search, simply set your maximum budget and then sort the results by "Price: low to high." If you want to save, plan your adventure for midweek, or search for O'Fallon package deals in the off-season. Play around with your travel dates and you may score even bigger discounts. As a rule of thumb, it's typically best to lock in your vacation package well in advance.
Is it cheaper to book an O'Fallon vacation as a package?
An Expedia vacation package could save you hundreds of dollars when compared to booking hotels and flights separately. Better still, you can personalize your O'Fallon trip to match your exact style. Choose your preferred flight time, select the hotel type and add a car rental. Check out our great deals to see how much you can save.
When to book a vacation package to O'Fallon?
If you're considering a spontaneous O'Fallon trip, browse our last-minute deals that can be booked up to one week before you go. Prefer not to wait until the last minute? You can land terrific deals on your flights and hotels by booking ahead.
How to plan a trip to O'Fallon?
- Pick the perfect time to travel: Your schedule, favorite season and the type of weather you enjoy can all impact your decision on when to visit O'Fallon.
- Budget wisely: Besides the price of your accommodations, you'll need to factor in other expenses too. These include food, flights and transportation. Also, put aside a little extra for unexpected expenses that could crop up during your trip to O'Fallon.
- Decide how long to go away for: Now that you know more about O'Fallon, you can work out the ideal length of your vacation. Pull together a rough itinerary and give yourself enough time for all the things you want to do.
- Combine your accommodations and airfare: Once you've nailed down your dates and duration, lock in the perfect O'Fallon vacation package for you.
Explore a world of travel with Expedia
- B&B in Lake St Louis
- Extended Stay America Hotels in St. Peters
- Hotels with Bars in Lake St Louis
- 5 Star Hotels in Wentzville
- Red Roof Inn Hotels in Cottleville
- Hostels in St. Charles
- Drury Inn & Suites Hotels in St. Peters
- 4 Star Hotels in O'Fallon
- Condo Rentals in Weldon Spring Heights
- 5 Star Hotels in St. Peters
- Apartments in O'Fallon
- Accor Hotels in Flinthill
- Extended Stay America Hotels in Weldon Spring Heights
- Winery Hotels in Wentzville
- Motels in St. Charles
- Resorts & Hotels with Spas in St. Charles
- 3 Star Hotels in St. Peters
- Cabin Rentals in Weldon Spring Heights
- Cottages in Harvester
- Rv Parks in O'Fallon
- Business Hotels in Wentzville
- Resorts & Hotels with Spas in O'Fallon
- B&B in St. Charles
- 3 Star Hotels in Flinthill
- Marriott Hotels & Resorts in Flinthill
- Pet-Friendly Hotels in O'Fallon
- Hotels with Bars in St. Charles
- Apartments in Harvester
- Wyndham Hotels in Cottleville
- 2 Star Hotels in Harvester
- Hilton Hotels in Harvester
- Villager Lodge Hotels in Wentzville
- Preferred Hotels in Harvester
- Marriott Hotels & Resorts in Lake St Louis
- Villas in St. Peters
- Accor Hotels in Weldon Spring Heights
- Oakwood Hotels in St. Charles
- Cottages in St. Peters
- Apartments in St. Peters
- 4 Star Hotels in St. Charles Historic District
- Motels in Flinthill
- Cabin Rentals in Lake St Louis
- La Quinta Inn & Suites Hotels in Weldon Spring Heights
- Chalets in St. Peters
- 2 Star Hotels in St. Peters
- Drury Inn & Suites Hotels in Lake St Louis
- Premier Inn Hotels in O'Fallon
- Inns in St. Charles
- Accor Hotels in Harvester
- Oyo Rooms Hotels in St. Charles Historic District
- Motel 6 Hotels in Harvester
- Four Seasons Hotels in St. Charles
- 5 Star Hotels in Harvester
- Accor Hotels in Wentzville
- Guest Houses in O'Fallon
- Red Carpet Inn Hotels in Cottleville
- Cheap Hotels in St. Peters
- Accor Hotels in St. Charles
- Inns in Harvester
- Independent Hotels in Cottleville
- Hotels with Hot Tubs in Wentzville
- 4 Star Hotels in St. Charles
- Pet-Friendly Hotels in Wentzville
- Hotels with smoking rooms in Wentzville
- Motel 6 Hotels in Cottleville
- Best Western Hotels in Weldon Spring Heights
- Red Carpet Inn Hotels in Harvester
- Hilton Hotels in Lake St Louis
- Apartments in Wentzville
- Luxury Hotels in St. Charles
- Flights from Lake St Louis
- Flights from Riyadh (RUH) to St. Louis (SUS)
- Flights from Tupelo (TUP) to St. Louis (SUS)
- Flights from O'Fallon
- Flights from Kos (KGS) to St. Louis (SUS)
- Flights from Moline (MLI) to St. Louis (SUS)
- Flights from Port of Spain (POS) to St. Louis (SUS)
- Flights from Houston (IAH) to St. Louis (SUS)
- Flights from Liberal (LBL) to St. Louis (SUS)
- Flights from Ocala (OCF) to St. Louis (SUS)
- Flights from Newark Liberty Intl. Airport (EWR) to St. Louis (SUS)
- Flights from Miami (MIA) to St. Louis (SUS)
- Flights from Waco (ACT) to St. Louis (SUS)
- Flights from Hamilton (HAO) to St. Louis (SUS)
- Flights from Albany (ALB) to St. Louis (SUS)
- Flights from St. Charles
- Flights to Wentzville
- Flights to St. Peters
- Flights from Guangzhou (CAN) to St. Louis (SUS)
- Flights from Spirit of St. Louis
- Flights from Salina (SLN) to St. Louis (SUS)
