Title: Cheap Flights from St. Louis (STL) to St. Petersburg (PIE) - Expedia.ca ![Beach scene, Clearwater, Florida](https://images.trvl-media.com/place/10759/552ce0b2-36f0-45b3-aebb-e1eafc672a74.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/10759/552ce0b2-36f0-45b3-aebb-e1eafc672a74.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from St. Louis (STL) to St. Petersburg (PIE) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Lambert-St. Louis International Airport (STL) to St. Petersburg-Clearwater Intl. Airport (PIE) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:pie,departure:09/11/2025TANYT&leg2=from:pie,to:stl,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:pie,departure:09/11/2025TANYT&leg2=from:pie,to:stl,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:pie,departure:09/11/2025TANYT&leg2=from:pie,to:stl,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:pie,departure:09/11/2025TANYT&leg2=from:pie,to:stl,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:pie,departure:09/11/2025TANYT&leg2=from:pie,to:stl,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:pie,departure:09/11/2025TANYT&leg2=from:pie,to:stl,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:stl,to:pie,departure:09/11/2025TANYT&leg2=from:pie,to:stl,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from St. Louis to St. Petersburg (STL - PIE) route information | Origin airport | Lambert-St. Louis Intl. | | --- | --- | | Destination airport | St. Petersburg-Clearwater Intl. | | Distance | 1390 km | ## St. Louis to St. Petersburg - Clearwater Flights **The easy way to book your flights from St. Louis to St. Petersburg**  With Expedia, it’s simple to find and book flights to St. Petersburg from St. Louis whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to St. Petersburg-Clearwater Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from St. Louis to St. Petersburg today, tomorrow, or this week.   **Save dollars with cheap flights from Lambert-St. Louis Intl., STL to St. Petersburg-Clearwater Intl., PIE**  Sort your search results by price to find great deals on your flight from St. Louis to St. Petersburg—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to St. Petersburg from St. Louis currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to St. Petersburg   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to St. Petersburg from St. Louis**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to St. Petersburg with Expedia today. ## Frequently asked questions ### How much is a flight from Lambert-St. Louis Intl. Airport (STL) to PIE? > Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Lambert-St. Louis Intl. Airport (STL) to St. Petersburg-Clearwater Intl. Airport (PIE) start from . Make your booking today to secure the best price for your journey. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Lambert Field to St. Pete-Clearwater Intl. Airport? > Most flights can be cancelled online, but each air carrier has its own set of terms and conditions. If you do need to cancel your flight, check out our [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from Lambert-St. Louis Intl. Airport (STL) to St. Petersburg-Clearwater Intl. Airport (PIE) that have flexible change policies? > Many carriers offer the option to move your flight without a change fee. All you pay is any additional cost for the new flight. When searching for Lambert Field to PIE flights, you'll see a "No change fees" box for you to select. ### How many hours is the flight from STL to St. Pete-Clearwater Intl. Airport? > The average flight between Lambert Field and St. Petersburg-Clearwater Intl. Airport (PIE) is 3 hours. If you get peckish on longer flights, pack a few healthy snacks in your hand luggage. ### How far is the flight from Lambert Field to PIE? > A flight distance of just 1,400 kilometres separates St. Louis and Clearwater. Once you're up in the skies, you won't get a chance to do much more than listen to some short podcasts. ### Which airlines fly direct from Lambert Field to St. Pete-Clearwater Intl. Airport? > Currently, no airlines offer flights directly from Lambert Field to St. Petersburg-Clearwater Intl. Airport (PIE). You'll need to book a flight with one or more stops. To score the best connections and price, lock in your fare well ahead of time. ### Are Lambert-St. Louis Intl. Airport (STL) to St. Pete-Clearwater Intl. Airport flight tickets cheaper when they're purchased at the last minute? > Tickets from Lambert Field to PIE are available up to a year before departure on Expedia. And although you may occasionally pick up a fantastic last-minute deal, it's never a sure thing. Also, booking your flights in advance means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We frequently update our fares to make sure you get the biggest bargains, so check back often for all the latest specials. ## Explore a world of travel with Expedia \*Available to Expedia members.