Cheap Flights from St. Louis (STL) to Bastia (BIA)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Bastia (BIA-Poretta)

Cheap Flights from St. Louis to Bastia (STL-BIA)

Prices were available within the past 7 days and start at for one-way flights and $3,870 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, Jul 14 - Thu, Jul 30
STL
St. Louis
BIA
Bastia
$3,870 Roundtrip, found 1 day ago
$3,870
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Jul 14 from St. Louis to Bastia, returning Thu, Jul 30, priced at $3,870 found 1 day ago
Air Canada
Tue, Jul 14 - Thu, Jul 30
STL
St. Louis
BIA
Bastia
$3,877 Roundtrip, found 1 day ago
$3,877
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Jul 14 from St. Louis to Bastia, returning Thu, Jul 30, priced at $3,877 found 1 day ago
Lufthansa
Tue, Jul 14 - Thu, Jul 30
STL
St. Louis
BIA
Bastia
$3,989 Roundtrip, found 1 day ago
$3,989
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Jul 14 from St. Louis to Bastia, returning Thu, Jul 30, priced at $3,989 found 1 day ago
Lufthansa
Tue, Jul 14 - Thu, Jul 30
STL
St. Louis
BIA
Bastia
$4,099 Roundtrip, found 1 day ago
$4,099
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Jul 14 from St. Louis to Bastia, returning Thu, Jul 30, priced at $4,099 found 1 day ago
Air Canada
Tue, Jul 14 - Thu, Jul 30
STL
St. Louis
BIA
Bastia
$4,284 Roundtrip, found 1 day ago
$4,284
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Jul 14 from St. Louis to Bastia, returning Thu, Jul 30, priced at $4,284 found 1 day ago
Lufthansa
Tue, Jul 14 - Thu, Jul 30
STL
St. Louis
BIA
Bastia
$4,289 Roundtrip, found 1 day ago
$4,289
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Jul 14 from St. Louis to Bastia, returning Thu, Jul 30, priced at $4,289 found 1 day ago
Air Canada
Tue, Jul 14 - Thu, Jul 30
STL
St. Louis
BIA
Bastia
$4,291 Roundtrip, found 1 day ago
$4,291
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Jul 14 from St. Louis to Bastia, returning Thu, Jul 30, priced at $4,291 found 1 day ago
Flights from St. Louis (STL) to Bastia (BIA)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Poretta
Roundtrip price
$3,870
Distance
4908 mi

St. Louis to Bastia Flights

The cheapest times to fly from St. Louis to Bastia

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 Bastia are during the month of July. You can find some of the cheapest flights from St. Louis to Bastia with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from St. Louis to Bastia: 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 Bastia

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 Bastia in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Bastia 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 Bastia 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 Poretta Airport (BIA) cost?
Lock in a cheap one-way flight or cheap return flight from $3,870 from Lambert-St. Louis Intl. Airport (STL) to Poretta Airport (BIA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Poretta Airport (BIA)?
July is the most affordable month to fly from STL to BIA. Avoiding peak travel times is often the key to better flight prices.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Poretta Airport (BIA)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from STL to BIA. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Poretta Airport (BIA)?
Nonstop flights from Lambert-St. Louis Intl. Airport (STL) to Poretta Airport (BIA) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STL to BIA?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change based on a number of factors, such as the time of year and carrier.*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 Poretta Airport (BIA)?
Select a flight from Lambert-St. Louis Intl. Airport (STL) to Poretta Airport (BIA) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**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 Poretta Airport (BIA) last-minute?
Last-minute fares from STL to BIA are generally more expensive. To lock in the best prices, start searching for flights well in advance. That being said, if you're flexible with your travel plans, you may score a cheap fare right before your journey.
Is it cheaper to book a STL to BIA flight and hotel package?
Securing a STL to BIA flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our wide range of accommodations and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Poretta Airport (BIA)?
It's generally possible to reschedule or cancel your STL to BIA flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.