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Cheap flights from Kansas City to Trieste from $901

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas City to Trieste departing on 4/30. 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

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Find the cheapest flights from Kansas City to Trieste

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:30 am - 10:25 am
MCI
-
TRS
15h 55m
2 stops
United Airlines Logo
6:35 am - 4:24 pm
TRS
-
MCI
16h 49m
2 stops
$1,372United Airlines
Tue, Apr 28 - Tue, May 5
United Airlines Logo
1:03 pm - 10:25 am
MCI
-
TRS
14h 22m
2 stops
United Airlines Logo
6:35 am - 7:03 pm
TRS
-
MCI
19h 28m
2 stops
$2,130United Airlines
Fri, May 29 - Mon, Jun 1

United Airlines flights from Kansas City to Trieste

Our best United Airlines deals on Kansas City to Trieste flight tickets
United Airlines
Apr 28
MCI11:30 amKansas City
15h 55m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
May 5
TRS6:35 amTrieste Ronchi dei Legionari
16h 49m
2 stops
MCI4:24 pmKansas City
$1,372
United Airlines
May 29
MCI1:03 pmKansas City
14h 22m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Jun 1
TRS6:35 amTrieste Ronchi dei Legionari
19h 28m
2 stops
MCI7:03 pmKansas City
$2,130

momondo Fare Finder

 
Customize your flight search to find flights from Kansas City 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 16, 2026.
Use the filters below to find and compare flights from Kansas City to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Kansas CityTrieste

MCI - TRS

MCITRS

Kansas City

Tue 4/28

11:30 am-10:25 am

2 stops15h 55m

Trieste Ronchi dei Legionari

Tue 5/5

6:35 am-4:24 pm

2 stops16h 49m

$1,372

Kansas CityTrieste

MCI - TRS

MCITRS

Kansas City

Fri 5/29

1:03 pm-10:25 am

2 stops14h 22m

Trieste Ronchi dei Legionari

Mon 6/1

6:35 am-7:03 pm

2 stops19h 28m

$2,130
Cheapest one-way
Quickest one-way

Kansas CityTrieste

MCI - TRS

MCITRS

Kansas City

Thu 4/30

12:50 pm-10:25 am

2 stops14h 35m

$901

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Kansas City 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

What airlines fly to Trieste?

Delta, American Airlines and British Airways are the top three most popular airlines that fly to Trieste from Kansas City according to our data. Delta is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Trieste. Keep in mind that there are 4 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

When to book flights from Kansas City to Trieste

Are you open to changing your travel dates? Check out the ideal times to fly from Kansas City to Trieste according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kansas City to Trieste (MCI to TRS) flight deals and tips

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

Fastest flight time

15h 55m

Direct flights

None
The fastest flight from Kansas City to Trieste takes 15h 55m
There are no direct flights from Kansas City to Trieste. There are no popular flight routes from Kansas City to Trieste.
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  • How far is Kansas City to Trieste Ronchi dei Legionari by plane?

    A flight from Kansas City to Trieste Ronchi dei Legionari will travel around 5091.6 mi. In terms of flight time, this usually takes a little over 15h 55m.

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

    Prices for flights from Kansas City Airport to Trieste Ronchi dei Legionari Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kansas City Airport to Trieste Ronchi dei Legionari Airport.

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

    The required travel and health documents for your Trieste Ronchi dei Legionari Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Trieste Ronchi dei Legionari Airport. We recommend that you seek guidance from your airline or a reliable 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 Kansas City to Trieste?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Kansas City to Trieste. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Kansas City to Trieste flights to just show those with flexible booking policies.

How can momondo help me find flights from Kansas City to Trieste?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Kansas City to Trieste.

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

Of course. momondo tracks the price of Kansas City to Trieste flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Trieste trip

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Fly your favorite airline to Trieste

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