Cheap Flight Deals to St. Peters MO from CA $143
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How to find cheap flights to St. Peters?
The cheapest prices found with in the last 7 days for return flights were CA $193 and CA $143 for one-way flights to St. Peters for the period specified. Prices and availability are subject to change. Additional terms apply
| Origin | Destination | Travel dates | Flights from* |
|---|---|---|---|
| ATL | St. Louis | September 18 to September 21 | CA $193 |
| DFW | St. Louis | September 15 to September 22 | CA $250 |
| DEN | St. Louis | September 16 to September 18 | CA $303 |
| SEA | St. Louis | September 24 to October 5 | CA $320 |
| LGA | St. Louis | September 24 to September 24 | CA $355 |
| LGA | St. Louis | September 24 to September 24 | CA $355 |
| PHL | St. Louis | November 16 to November 19 | CA $387 |
| LAX | St. Louis | September 10 to September 16 | CA $457 |
Your guide to flights to St. Peters, MO
Southwest Airlines, United fly to St. Peters, so use Travelocity to search, find, and compare some truly tempting deals from the 4 airlines—that way you can be sure you’ve found the best deal for you. A flight to St. Peters MO currently costs between CA $193 and CA $969. Prices vary, but for the best fares, travel in September when prices are at their lowest.
Top tips for finding cheap flights to St. Peters
The cheapest flight for a round trip to St. Peters is currently CA $193. When you search for flights to St. Peters, enter your preferred travel dates then click on ‘flexible dates’ to compare cheap flight tickets to St. Peters for nearby days. The cheapest month to travel to St. Peters is September from our list of deals available.
But if you’re flexible about when you travel, you can find great deals on flights across the year. If you’re planning a vacation, you can save more on Travelocity when you bundle flights with car rental and hotel bookings, too. Many airlines currently offer flexible booking options, so look for flights offering no change fees.
How to cancel flights to St. Peters
We know plans change, that’s why at Travelocity, we make it as easy as possible for you to cancel or amend your plane tickets. Go to My Trips, enter your itinerary number, then follow the instructions. Many airlines let you cancel flights online free of charge if you booked it in the last 24 hours. Visit Customer Service for more advice.
Why you should book your flight to St. Peters with Travelocity
We have top deals on plane tickets even for last minute flights to St. Peters, so you can simply type in your travel dates and compare our best prices. Booking with Travelocity means you get flexible cancellation options, 24/7 support, and, thanks to our Price Match Promise, if the airfare drops after you book, you can get a refund! Whether you’re planning a business trip, weekend getaway, or a family vacation—let Travelocity get you to St. Peters for less.
Find The Perfect Hotel For After Your Flight
Amazing Place to Stay After Flight to St. Peters
Days Inn by Wyndham St Peters/St Charles
Luxury Hotels in St. Peters
Days Inn by Wyndham St Peters/St Charles
Family Friendly Hotels in St. Peters
Country Inn & Suites by Radisson, St. Peters, MO
Drury Inn & Suites St. Louis St. Peters
"I always choose the Drury Inn for my stays. Breakfast was good and the staff was nice and helpful."
Reviewed on Aug 15, 2026
Courtyard by Marriott St. Louis St. Peters
"Great stay!"
Reviewed on Aug 14, 2026
Days Inn by Wyndham St Peters/St Charles
Best St. Peters Flight and Hotel Packages
St. Peters flight + hotel packages - economy flights
Need a car after flight to St. Peters?
Economy
Compact
Midsize
SUV
Plane Tickets To St. Peters
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 St. Peters. Browse through our inventory to explore a wide range of cheap flights to St. Peters 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 St. Peters as you anxiously await to exit the plane and explore what St. Peters has to offer. Considering all the amazing local food and culture in St. Peters, 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 St. Peters 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 St. Peters 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 St. Peters 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 St. Peters today!
Need more than a Flight to St. Peters?
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