$535 Cheap Flights from St. Louis (STL) to Tunis (TUN)

View $535 flight on Sun, Mar 29, 2026Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Tunis - Carthage Intl. Airport (TUN)

Cheap Flights from St. Louis to Tunis (STL-TUN)

Prices were available within the past 7 days and start at $535 for one-way flights and $798 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Tue, Nov 18 - Tue, Nov 25
STL
St. Louis
TUN
Tunis
$798 Roundtrip, found 3 days ago
$798
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Nov 18 from St. Louis to Tunis, returning Tue, Nov 25, priced at $798 found 3 days ago
Lufthansa
Tue, Nov 18 - Tue, Nov 25
STL
St. Louis
TUN
Tunis
$811 Roundtrip, found 3 days ago
$811
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Nov 18 from St. Louis to Tunis, returning Tue, Nov 25, priced at $811 found 3 days ago
Lufthansa
Tue, Nov 18 - Tue, Nov 25
STL
St. Louis
TUN
Tunis
$817 Roundtrip, found 3 days ago
$817
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Nov 18 from St. Louis to Tunis, returning Tue, Nov 25, priced at $817 found 3 days ago
Air Canada
Mon, Nov 17 - Wed, Nov 26
STL
St. Louis
TUN
Tunis
$820 Roundtrip, found 3 days ago
$820
Roundtrip
found 3 days ago
Select Air Canada flight, departing Mon, Nov 17 from St. Louis to Tunis, returning Wed, Nov 26, priced at $820 found 3 days ago
Lufthansa
Mon, Nov 17 - Wed, Nov 26
STL
St. Louis
TUN
Tunis
$829 Roundtrip, found 3 days ago
$829
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Mon, Nov 17 from St. Louis to Tunis, returning Wed, Nov 26, priced at $829 found 3 days ago
Lufthansa
Tue, Mar 31 - Tue, Apr 14
STL
St. Louis
TUN
Tunis
$833 Roundtrip, found 6 days ago
$833
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Tue, Mar 31 from St. Louis to Tunis, returning Tue, Apr 14, priced at $833 found 6 days ago
United
Thu, Nov 27 - Wed, Dec 3
STL
St. Louis
TUN
Tunis
$871 Roundtrip, found 4 days ago
$871
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 27 from St. Louis to Tunis, returning Wed, Dec 3, priced at $871 found 4 days ago
Delta
Thu, Nov 27 - Wed, Dec 3
STL
St. Louis
TUN
Tunis
$883 Roundtrip, found 4 days ago
$883
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Nov 27 from St. Louis to Tunis, returning Wed, Dec 3, priced at $883 found 4 days ago
Delta
Wed, Nov 5 - Thu, Nov 13
STL
St. Louis
TUN
Tunis
$886 Roundtrip, found 1 day ago
$886
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Nov 5 from St. Louis to Tunis, returning Thu, Nov 13, priced at $886 found 1 day ago
Air France
Wed, Nov 5 - Thu, Nov 13
STL
St. Louis
TUN
Tunis
$912 Roundtrip, found 1 day ago
$912
Roundtrip
found 1 day ago
Select Air France flight, departing Wed, Nov 5 from St. Louis to Tunis, returning Thu, Nov 13, priced at $912 found 1 day ago
Flights from St. Louis (STL) to Tunis (TUN)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Tunis - Carthage Intl.
Airlines serving
Air Canada, Air France, KLM, Lufthansa, Qatar Airways, Turkish Airlines
Roundtrip price
$797
Distance
5174 mi

St. Louis to Tunis Flights

The cheapest times to fly from St. Louis to Tunis

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

 

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

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

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 Tunis in 2025. You can also book with separate airlines for your outbound and return journeys, from $535 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 Tunis 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 Tunis 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 Tunis - Carthage Intl. Airport (TUN) cost?
Secure a cheap one-way flight from $535 or cheap return flight from $798 from Lambert-St. Louis Intl. Airport (STL) to Tunis - Carthage Intl. Airport (TUN) 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 Tunis - Carthage Intl. Airport (TUN)?
The cheapest month to fly from STL to TUN is November, when demand is low. Off-peak months are usually when better flight deals are available between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Tunis - Carthage Intl. Airport (TUN)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from STL to TUN. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Tunis - Carthage Intl. Airport (TUN)?
There are no daily nonstop flights from Lambert-St. Louis Intl. Airport (STL) to Tunis - Carthage Intl. Airport (TUN). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from STL to TUN?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the time of year, carrier and other factors.*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 Tunis - Carthage Intl. Airport (TUN)?
To arrive at Tunis - Carthage Intl. Airport (TUN) on time, book a flight that leaves Lambert-St. Louis Intl. Airport (STL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Tunis - Carthage Intl. Airport (TUN) last-minute?
Booking your ticket from STL to TUN right before your trip is usually more expensive. But if there's some wiggle room with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a STL to TUN flight and hotel package?
You'll generally save money by securing a STL to TUN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've chosen your ideal flights and accommodations, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Tunis - Carthage Intl. Airport (TUN)?
In most instances, you can cancel or reschedule your STL to TUN flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like more details, visit our Customer Service portal.

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*Available to One Key members.