$270 Cheap Flights from St. Louis (STL) to Turin (TRN)

View $270 flight on Sat, Nov 8, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Turin International Airport (TRN)

Cheap Flights from St. Louis to Turin (STL-TRN)

Prices were available within the past 7 days and start at $270 for one-way flights and $563 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, Nov 4 - Tue, Nov 18
STL
St. Louis
TRN
Turin
$563 Roundtrip, found 1 day ago
$563
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Nov 4 from St. Louis to Turin, returning Tue, Nov 18, priced at $563 found 1 day ago
Air Canada
Tue, Nov 4 - Tue, Nov 18
STL
St. Louis
TRN
Turin
$563 Roundtrip, found 1 day ago
$563
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Nov 4 from St. Louis to Turin, returning Tue, Nov 18, priced at $563 found 1 day ago
Air Canada
Tue, Nov 4 - Tue, Nov 18
STL
St. Louis
TRN
Turin
$582 Roundtrip, found 1 day ago
$582
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Nov 4 from St. Louis to Turin, returning Tue, Nov 18, priced at $582 found 1 day ago
Air Canada
Mon, Dec 29 - Mon, Jan 12
STL
St. Louis
TRN
Turin
$583 Roundtrip, found 3 days ago
$583
Roundtrip
found 3 days ago
Select Air Canada flight, departing Mon, Dec 29 from St. Louis to Turin, returning Mon, Jan 12, priced at $583 found 3 days ago
Air Canada
Wed, Dec 31 - Mon, Jan 12
STL
St. Louis
TRN
Turin
$584 Roundtrip, found 3 days ago
$584
Roundtrip
found 3 days ago
Select Air Canada flight, departing Wed, Dec 31 from St. Louis to Turin, returning Mon, Jan 12, priced at $584 found 3 days ago
United
Thu, Jan 1 - Tue, Jan 13
STL
St. Louis
TRN
Turin
$586 Roundtrip, found 3 days ago
$586
Roundtrip
found 3 days ago
Select United flight, departing Thu, Jan 1 from St. Louis to Turin, returning Tue, Jan 13, priced at $586 found 3 days ago
Air Canada
Wed, Dec 31 - Sat, Jan 17
STL
St. Louis
TRN
Turin
$588 Roundtrip, found 3 days ago
$588
Roundtrip
found 3 days ago
Select Air Canada flight, departing Wed, Dec 31 from St. Louis to Turin, returning Sat, Jan 17, priced at $588 found 3 days ago
Lufthansa
Sat, Dec 27 - Tue, Jan 13
STL
St. Louis
TRN
Turin
$600 Roundtrip, found 3 days ago
$600
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Dec 27 from St. Louis to Turin, returning Tue, Jan 13, priced at $600 found 3 days ago
Air France
Tue, Apr 21 - Tue, May 19
STL
St. Louis
TRN
Turin
$792 Roundtrip, found 8 hours ago
$792
Roundtrip
found 8 hours ago
Select Air France flight, departing Tue, Apr 21 from St. Louis to Turin, returning Tue, May 19, priced at $792 found 8 hours ago
KLM
Tue, Apr 21 - Tue, May 19
STL
St. Louis
TRN
Turin
$809 Roundtrip, found 8 hours ago
$809
Roundtrip
found 8 hours ago
Select KLM flight, departing Tue, Apr 21 from St. Louis to Turin, returning Tue, May 19, priced at $809 found 8 hours ago

Alternative airports near Turin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Turin Intl. TRN. Cheapest and Closest option available. Average driving time to city center is 15 minutes. Flights from $1,790
TRN
Turin Intl.
CheapestClosest
Average driving time to city center15 min
Flights from $1,790
Flights from St. Louis (STL) to Turin (TRN)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Turin Intl.
Airlines serving
Air Canada, British Airways, Brussels Airlines, Delta, Iberia, KLM, Lufthansa, United
Roundtrip price
$562
Distance
4728 mi

St. Louis to Turin Flights

The cheapest times to fly from St. Louis to Turin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Turin are during the month of November. You can find some of the cheapest flights from St. Louis to Turin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Turin

Sunday is one of the best days to book for cheap flights from St. Louis to Turin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Turin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Turin in 2025. You can also book with separate airlines for your outbound and return journeys, from $270 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Turin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Turin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Turin Intl. Airport (TRN) cost?
Discover the latest flight deals from STL to TRN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from STL to TRN?
The cheapest flights from STL to TRN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from STL to TRN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from STL to TRN. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Turin Intl. Airport (TRN)?
There aren't any daily nonstop flights from Lambert-St. Louis Intl. Airport (STL) to Turin Intl. Airport (TRN). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from STL to TRN?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on various factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Turin Intl. Airport (TRN)?
To touch down at Turin Intl. Airport (TRN) on schedule, select a flight that leaves Lambert-St. Louis Intl. Airport (STL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Turin Intl. Airport (TRN) last-minute?
Waiting until just before your trip to book a flight from STL to TRN often results in higher prices. Although you may find some last-minute offers, they aren't always guaranteed. Keep your travel schedule open to boost your chances of landing a bargain.
Is it cheaper to book a STL to TRN flight and hotel package?
Compared with arranging hotels and flights separately, booking a STL to TRN flight and hotel package with Expedia could lead to significant savings. What's more, managing everything in one place will take the hassle out of travel planning. Just secure your flights and select from our extensive range of stays, then customize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Turin Intl. Airport (TRN)?
Typically, you can reschedule or cancel your STL to TRN flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want more details, head to our Customer Service portal.

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*Available to One Key members.