Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Kentucky to Trieste from $1,052

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to Trieste departing on 8/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Kentucky to Trieste

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:36 pm - 10:25 am
SDF
-
TRS
14h 49m
2 stops
United Airlines Logo
6:35 am - 10:14 am
TRS
-
SDF
33h 39m
2 stops
$1,052United Airlines
Mon, Aug 17 - Fri, Aug 21
United Airlines Logo
1:36 pm - 10:25 am
SDF
-
TRS
14h 49m
2 stops
United Airlines Logo
6:35 am - 10:14 am
TRS
-
SDF
33h 39m
2 stops
$1,062United Airlines
Mon, Aug 17 - Fri, Aug 21
United Airlines Logo
5:35 am - 10:25 am
SDF
-
TRS
22h 50m
2 stops
United Airlines Logo
6:35 am - 6:56 pm
TRS
-
SDF
42h 21m
3 stops
$1,458United Airlines
Mon, Aug 17 - Fri, Aug 21

United Airlines flights from Kentucky to Trieste

Our best United Airlines deals on Kentucky to Trieste flight tickets
United Airlines
Aug 17
SDF1:36 pmLouisville Intl
14h 49m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Aug 21
TRS6:35 amTrieste Ronchi dei Legionari
33h 39m
2 stops
SDF10:14 amLouisville Intl
$1,052
United Airlines
Aug 17
SDF1:36 pmLouisville Intl
14h 49m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Aug 21
TRS6:35 amTrieste Ronchi dei Legionari
33h 39m
2 stops
SDF10:14 amLouisville Intl
$1,062
United Airlines
Aug 17
SDF5:35 amLouisville Intl
22h 50m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Aug 21
TRS6:35 amTrieste Ronchi dei Legionari
42h 21m
3 stops
SDF6:56 pmLouisville Intl
$1,458

momondo Fare Finder

 
Customize your flight search to find flights from Kentucky to Trieste that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 31, 2026.
Use the filters below to find and compare flights from Kentucky to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LouisvilleTrieste

SDF - TRS

SDFTRS

Louisville Intl

Mon 8/17

1:36 pm-10:25 am

2 stops14h 49m

Trieste Ronchi dei Legionari

Fri 8/21

6:35 am-10:14 am

2 stops33h 39m

$1,052

LouisvilleTrieste

SDF - TRS

SDFTRS

Louisville Intl

Mon 8/17

1:36 pm-10:25 am

2 stops14h 49m

Trieste Ronchi dei Legionari

Fri 8/21

6:35 am-10:14 am

2 stops33h 39m

$1,062

LouisvilleTrieste

SDF - TRS

SDFTRS

Louisville Intl

Mon 8/17

5:35 am-10:25 am

2 stops22h 50m

Trieste Ronchi dei Legionari

Fri 8/21

6:35 am-6:56 pm

3 stops42h 21m

$1,458

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Trieste from

How to get the cheapest flight ticket from Kentucky to Trieste

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How long does it take to fly to Trieste?

Average flight duration from Kentucky to Trieste depends on which airport you fly into and out of. Flying from Louisville to Venice Marco Polo Airport is 13h 15m on average, while flying from Lexington to Venice Marco Polo Airport is 16h 20m on average. Venice Marco Polo Airport is the most popular airport in Trieste.

Cheap Kentucky to Trieste flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Trieste

Fastest flight time

14h 49m

Direct flights

None
The fastest flight from Kentucky to Trieste takes 14h 49m
There are no direct flights from Kentucky to Trieste. There are no popular flight routes from Kentucky to Trieste.
Search flight deals

  • When did momondo last update prices for flights from Kentucky to Trieste Ronchi dei Legionari Airport?

    Prices for flights from Kentucky to Trieste Ronchi dei Legionari Airport refresh daily.

  • How old do you have to be to fly from Kentucky to Trieste Ronchi dei Legionari Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to Trieste Ronchi dei Legionari Airport.

  • What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?

    The necessary travel and health documents for your Trieste Ronchi dei Legionari Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Trieste?

Book flights to Trieste if you plan to visit one of these locations
Udine
Grado

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to Trieste?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kentucky to Trieste. momondo saves you time and could save you money on your trip.

Can I find flights from Kentucky to Trieste with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Trieste from Kentucky with this policy.

How can momondo help me find flights from Kentucky to Trieste?

Once you have performed a search for Kentucky to Trieste flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Kentucky to Trieste right now. Can momondo alert me if prices change?

Price alerts on flights to Trieste from Kentucky are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Trieste trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 4/30
Thu 5/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Italy

Fly your favorite airline to Trieste

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Delta
United Airlines