Title:  Cheap Flights from St. Louis (STL) to Treviso (TSF) - Expedia.ca

  

![Gate to old city of Treviso in Italy](https://images.trvl-media.com/place/10093/ecddd4ad-15b4-4faa-be13-02a01659d8ea.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

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# Cheap Flights from St. Louis (STL) to Treviso (TSF)

-   [Roundtrip](?flightType=roundtrip)
-   [One-way](?flightType=oneway)
-   [Multi-city](?flightType=multicity)

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## Popular airlines from Lambert-St. Louis International Airport (STL) to Treviso Airport (TSF)

-   ![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:tsf,departure:05/10/2025TANYT&leg2=from:tsf,to:stl,departure:12/10/2025TANYT&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:tsf,departure:05/10/2025TANYT&leg2=from:tsf,to:stl,departure:12/10/2025TANYT&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:tsf,departure:05/10/2025TANYT&leg2=from:tsf,to:stl,departure:12/10/2025TANYT&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:tsf,departure:05/10/2025TANYT&leg2=from:tsf,to:stl,departure:12/10/2025TANYT&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:tsf,departure:05/10/2025TANYT&leg2=from:tsf,to:stl,departure:12/10/2025TANYT&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:tsf,departure:05/10/2025TANYT&leg2=from:tsf,to:stl,departure:12/10/2025TANYT&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:tsf,departure:05/10/2025TANYT&leg2=from:tsf,to:stl,departure:12/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}])

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Flight from St. Louis to Treviso (STL - TSF) route information

| Origin airport | Lambert-St. Louis Intl. |
| --- | --- |
| Destination airport | Treviso |
| Distance | 7826 km |

## St. Louis to Treviso Flights

**The easy way to book your flights from St. Louis to Treviso** 

With Expedia, it’s simple to find and book flights to Treviso 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 Treviso, 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 Treviso today, tomorrow, or this week.  

**Save dollars with cheap flights from Lambert-St. Louis Intl., STL to Treviso, TSF** 

Sort your search results by price to find great deals on your flight from St. Louis to Treviso—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Treviso 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 Treviso  
-   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 Treviso 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 Treviso with Expedia today.

## Frequently asked questions

### How much is a flight from Lambert-St. Louis Intl. Airport (STL) to TSF?

> If you're planning on travelling from STL to TSF, round-trip journeys start from . This price is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply.

### Do I need to pay a cancellation fee if I cancel my flight from STL to Treviso Airport (TSF)?

> The majority of flights can be cancelled online, but whether or not you are charged a fee depends on your airline. If you do need to cancel your escape, follow the easy instructions in the [Customer Service Portal](https://www.expedia.ca/helpcenter).

### How do I find cheap flights from STL to Treviso Airport (TSF) that have flexible change policies?

> Plenty of airlines offer the option to reschedule your flight without a change fee. All you pay is any additional cost for the new flight. When searching for Lambert-St. Louis Intl. Airport (STL) to Treviso Airport flights, you'll find a "No change fees" filter for you to pick.

### How far is the flight from STL to Treviso Airport?

> With a flight distance of 7,900 kilometres between Lambert-St. Louis Intl. Airport (STL) and Treviso Airport (TSF), this is a long flight. Ensure that you keep well hydrated and move around the cabin from time to time.

### Which airlines fly direct from STL to Treviso Airport (TSF)?

> There are no direct flights, so you'll need to make at least one stop between Lambert Field and TSF. Take advantage of the layover time to stretch your legs and grab a coffee.

### Are STL to Treviso Airport (TSF) flight tickets cheaper when they're purchased at the last minute?

> Last-minute planners can occasionally find a bargain, with some super cheap fares from Lambert-St. Louis Intl. Airport (STL) to TSF surfacing a few weeks prior to the departure date. If you'd rather book ahead of time, Expedia compares and updates the best flight deals regularly — as early as a year in advance in some cases. It does depend on the carrier though, as not every airline releases prices so far in advance.

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