A historic church with a bell tower, surrounded by a well-maintained garden and a small pond.

Cheap Flights from Louisville (SDF) to Trieste (TRS)

Popular airlines from Louisville International Airport (SDF) to Friuli Venezia Giulia Airport (TRS)

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Frequently asked questions

How much does a flight from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia) cost?
You can find one-way and return flights from SDF to TRS with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when SDF to TRS ticket fares go up or down.
What is the cheapest month to fly from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia)?
The cheapest months to fly from SDF to TRS are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia)?
Enter SDF to TRS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia)?
United is one of the cheapest airlines offering connecting return flights from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia), with prices starting from around £875 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class, with a layover in O'Hare Intl. (ORD). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia)?
To find a cheap flight from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia)?
There are around 31 connecting flights per day from Louisville Intl. (SDF) to Friuli Venezia Giulia (TRS). Some common connection points include O'Hare Intl. (ORD), Washington Dulles Intl. (IAD), and Hartsfield-Jackson Atlanta Intl. (ATL).
What is the earliest flight from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia)?
The earliest flight from Louisville Intl. (SDF) to Friuli Venezia Giulia (TRS) typically departs around 6:00 AM. This service is offered by United, Lufthansa, and Air Dolomiti, but it's a seasonal service active only in May. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia)?
You'll typically find the most flights from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia) on a Saturday, with around 33 flights available. This gives you a good selection for your travel plans. Major airlines on this route include United, Delta, and American Airlines.
What are the most popular departure times for flights from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia)?
The most popular departure times for flights from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia) are between 12pm and 3pm. Many major carriers, including United, Delta and American Airlines, offer flights during this window. Many travellers prefer these midday flights as they allow for a relaxed start to the day and an arrival that still leaves time to settle in at your destination.
How long does it take to fly from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia)?
There are no nonstop flights from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia). Flights with two or more stops typically take around 22 hours to cover the approximately 7,693 kilometers. Keep in mind that actual travel times can vary depending on your specific routing, layover durations, and factors like wind patterns.
Can you fly business or first class from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia)?
Select the "Business class" and "First class" filters when looking for SDF to TRS flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia) flight with Expedia?
It's easy to earn miles on a Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Trieste (TRS) from Louisville, KY (SDF)?
If you're planning to travel to Trieste from Louisville Intl. (SDF), you typically fly into Friuli Venezia Giulia (TRS) which offers international flights and connections. Some flights may connect through major hubs like O'Hare Intl. (ORD), Washington Dulles Intl. (IAD), or Liberty Intl. (EWR) before reaching Trieste. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia) at the last minute?
Typically, booking a last minute flight from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia) flight and hotel package?
Securing a Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia)?
If you booked your Louisville, KY (SDF-Louisville Intl.) to Trieste (TRS-Friuli Venezia Giulia) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Louisville Intl.
Destination airport
Friuli Venezia Giulia
Distance
7646 km

Book with confidence

Compare flights from Louisville to Trieste easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Louisville to Trieste. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Friuli Venezia Giulia in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Louisville Intl. to Friuli Venezia Giulia.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Louisville Intl. (SDF) to Friuli Venezia Giulia (TRS)

The easiest way to view the best deals on flights from Louisville to Trieste today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Louisville Intl. to Friuli Venezia Giulia start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Louisville and Trieste
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Louisville to Trieste flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Louisville Intl. to Friuli Venezia Giulia for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Louisville to Trieste easily and book with confidence

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