What is the cheapest airline that flies from Los Angeles to Trieste Ronchi dei Legionari?

Lufthansa and United Airlines are the most popular carriers operating from Los Angeles to Trieste Ronchi dei Legionari

What airlines fly to Trieste?

British Airways, Delta and Lufthansa are the top three most popular airlines that fly to Trieste from Los Angeles according to our data. British Airways is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Trieste. Keep in mind that there are 16 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Los Angeles to Trieste?

Flights via Copenhagen (CPH) offer the lowest average round-trip price of $599.

Which airport is the most popular layover for flights between Los Angeles and Trieste?

Rome (FCO) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Los Angeles to Trieste?

Rome (FCO) has the shortest average layover time for this route: 1h 58m.

Which layover airport has the shortest travel time from Los Angeles to Trieste?

Flights connecting via Rome (FCO) have the shortest average one-way travel time: 15h 15m.

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

Prices for flights from Los Angeles Airport to Trieste Ronchi dei Legionari Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Los Angeles Airport to Trieste Ronchi dei Legionari Airport?

As of September 2025, there are 2 operators available to choose from for flights from Los Angeles Airport to Trieste Ronchi dei Legionari Airport.

How old do you have to be to fly from Los Angeles Airport 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 Los Angeles Airport to Trieste Ronchi dei Legionari Airport.

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

The travel and health documents you'll need for your trip to Trieste Ronchi dei Legionari Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Trieste Ronchi dei Legionari Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$356 Cheap Flights from Los Angeles to Trieste in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Los Angeles to Trieste

Round-trip

One-way

Last minute

Cheap round-trip flights

3:15 pm - 10:55 pmLAX-TRS

22h 40m1 stop

6:35 am - 1:15 pmTRS-LAX

15h 40m1 stop

$799ITA Airways

Find Deal

Wed, Oct 1 - Tue, Oct 7

3:15 pm - 10:55 pmLAX-TRS

22h 40m1 stop

6:35 am - 1:15 pmTRS-LAX

15h 40m1 stop

$918ITA Airways

Find Deal

Wed, Oct 8 - Wed, Oct 15

3:15 pm - 8:55 pmLAX-TRS

20h 40m2 stops

6:35 am - 1:15 pmTRS-LAX

15h 40m1 stop

$1,022ITA Airways

Find Deal

Wed, Oct 1 - Tue, Oct 7

3:15 pm - 8:55 pmLAX-TRS

20h 40m2 stops

6:35 am - 1:15 pmTRS-LAX

15h 40m1 stop

$1,141ITA Airways

Find Deal

Wed, Oct 8 - Wed, Oct 15

1:40 pm - 10:55 pmLAX-TRS

24h 15m2 stops

6:35 am - 11:45 amTRS-LAX

38h 10m2 stops

$1,180Turkish Airlines

Find Deal

Wed, Oct 8 - Wed, Oct 15

1:40 pm - 6:30 pmLAX-TRS

43h 50m2 stops

11:15 am - 6:00 pmTRS-LAX

39h 45m2 stops

$1,337Turkish Airlines

Find Deal

Wed, Oct 1 - Tue, Oct 7

7:30 am - 10:25 amLAX-TRS

17h 55m2 stops

6:35 am - 8:44 pmTRS-LAX

23h 09m2 stops

$1,972United Airlines

Find Deal

Tue, Dec 23 - Sun, Dec 28

4:40 pm - 6:30 pmLAX-TRS

65h 50m2 stops

11:15 am - 12:45 pmTRS-LAX

34h 30m2 stops

$2,151Emirates

Find Deal

Thu, Oct 30 - Thu, Nov 6

7:00 pm - 10:25 pmLAX-TRS

18h 25m2 stops

6:25 am - 1:05 pmTRS-LAX

15h 40m1 stop

$2,807Lufthansa

Find Deal

Sun, Nov 23 - Thu, Dec 11

7:00 pm - 10:25 pmLAX-TRS

18h 25m2 stops

6:25 am - 3:15 pmTRS-LAX

17h 50m2 stops

$2,831Lufthansa

Find Deal

Sun, Nov 23 - Thu, Dec 11

ITA Airways flights from Los Angeles to Trieste

Our best ITA Airways deals on Los Angeles to Trieste flight tickets

ITA Airways

Oct 1

LAX3:15 pmLos Angeles

22h 40m

1 stop

TRS10:55 pmTrieste Ronchi dei Legionari

Oct 7

TRS6:35 amTrieste Ronchi dei Legionari

15h 40m

1 stop

LAX1:15 pmLos Angeles

$799

Find similar

ITA Airways

Oct 8

LAX3:15 pmLos Angeles

22h 40m

1 stop

TRS10:55 pmTrieste Ronchi dei Legionari

Oct 15

TRS6:35 amTrieste Ronchi dei Legionari

15h 40m

1 stop

LAX1:15 pmLos Angeles

$918

Find similar

ITA Airways

Oct 1

LAX3:15 pmLos Angeles

20h 40m

2 stops

TRS8:55 pmTrieste Ronchi dei Legionari

Oct 7

TRS6:35 amTrieste Ronchi dei Legionari

15h 40m

1 stop

LAX1:15 pmLos Angeles

$1,022

Find similar

Turkish Airlines flights from Los Angeles to Trieste

Our best Turkish Airlines deals on Los Angeles to Trieste flight tickets

Turkish Airlines

Oct 8

LAX1:40 pmLos Angeles

24h 15m

2 stops

TRS10:55 pmTrieste Ronchi dei Legionari

Oct 15

TRS6:35 amTrieste Ronchi dei Legionari

38h 10m

2 stops

LAX11:45 amLos Angeles

$1,180

Find similar

Turkish Airlines

Oct 1

LAX1:40 pmLos Angeles

43h 50m

2 stops

TRS6:30 pmTrieste Ronchi dei Legionari

Oct 7

TRS11:15 amTrieste Ronchi dei Legionari

39h 45m

2 stops

LAX6:00 pmLos Angeles

$1,337

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesTrieste

LAX - TRS

LAXTRS

Los Angeles

Wed 10/1

3:15 pm-10:55 pm

1 stop22h 40m

Trieste Ronchi dei Legionari

Tue 10/7

6:35 am-1:15 pm

1 stop15h 40m

$799

Los AngelesTrieste

LAX - TRS

LAXTRS

Los Angeles

Wed 10/8

3:15 pm-10:55 pm

1 stop22h 40m

Trieste Ronchi dei Legionari

Wed 10/15

6:35 am-1:15 pm

1 stop15h 40m

$918

Los AngelesTrieste

LAX - TRS

LAXTRS

Los Angeles

Wed 10/1

3:15 pm-8:55 pm

2 stops20h 40m

Trieste Ronchi dei Legionari

Tue 10/7

6:35 am-1:15 pm

1 stop15h 40m

$1,022

Los AngelesTrieste

LAX - TRS

LAXTRS

Los Angeles

Wed 10/8

3:15 pm-8:55 pm

2 stops20h 40m

Trieste Ronchi dei Legionari

Wed 10/15

6:35 am-1:15 pm

1 stop15h 40m

$1,141

Los AngelesTrieste

LAX - TRS

LAXTRS

Los Angeles

Wed 10/8

1:40 pm-10:55 pm

2 stops24h 15m

Trieste Ronchi dei Legionari

Wed 10/15

6:35 am-11:45 am

2 stops38h 10m

$1,180

Los AngelesTrieste

LAX - TRS

LAXTRS

Los Angeles

Wed 10/1

1:40 pm-6:30 pm

2 stops43h 50m

Trieste Ronchi dei Legionari

Tue 10/7

11:15 am-6:00 pm

2 stops39h 45m

$1,337

Los AngelesTrieste

LAX - TRS

LAXTRS

Los Angeles

Tue 12/23

7:30 am-10:25 am

2 stops17h 55m

Trieste Ronchi dei Legionari

Sun 12/28

6:35 am-8:44 pm

2 stops23h 09m

$1,972

Los AngelesTrieste

LAX - TRS

LAXTRS

Los Angeles

Thu 10/30

4:40 pm-6:30 pm

2 stops65h 50m

Trieste Ronchi dei Legionari

Thu 11/6

11:15 am-12:45 pm

2 stops34h 30m

$2,151

Los AngelesTrieste

LAX - TRS

LAXTRS

Los Angeles

Sun 11/23

7:00 pm-10:25 pm

2 stops18h 25m

Trieste Ronchi dei Legionari

Thu 12/11

6:25 am-1:05 pm

1 stop15h 40m

$2,807

Los AngelesTrieste

LAX - TRS

LAXTRS

Los Angeles

Sun 11/23

7:00 pm-10:25 pm

2 stops18h 25m

Trieste Ronchi dei Legionari

Thu 12/11

6:25 am-3:15 pm

2 stops17h 50m

$2,831

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from Los Angeles 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

Prices

Airlines

Layovers

What is the cheapest day to depart on your flight to Trieste?

The cheapest day to depart on your flight to Trieste is on a Sunday when prices can be found for as low as $924. This is often the case because there is less demand to fly during this day of the week. Flights from Los Angeles to Trieste on a Friday will generally be more expensive and average around $1,554. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Trieste?

Our most recent data shows that the best time of day to fly to Trieste is in the afternoon. Flights from Los Angeles to Trieste during this time can be as low as $1,025. Flights to Trieste are more costly in the morning, with an average ticket price of $1,446. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Los Angeles to Trieste

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to Trieste according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Los Angeles to Trieste (LAX to TRS) flight deals and tips

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

Direct flights	None

There are no direct flights from Los Angeles to Trieste. There are no popular flight routes from Los Angeles to Trieste.

Search flight deals

How far is Los Angeles to Trieste Ronchi dei Legionari by plane?
There are 6165.6 mi between Los Angeles and Trieste Ronchi dei Legionari. By plane, this route typically takes 14h 10m.
When did momondo last update prices for flights from Los Angeles Airport to Trieste Ronchi dei Legionari Airport?
Prices for flights from Los Angeles Airport to Trieste Ronchi dei Legionari Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Los Angeles Airport to Trieste Ronchi dei Legionari Airport?
As of September 2025, there are 2 operators available to choose from for flights from Los Angeles Airport to Trieste Ronchi dei Legionari Airport.
How old do you have to be to fly from Los Angeles Airport 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 Los Angeles Airport to Trieste Ronchi dei Legionari Airport.
What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?
The travel and health documents you'll need for your trip to Trieste Ronchi dei Legionari Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Trieste Ronchi dei Legionari Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Los Angeles to Trieste?
Based on momondo bookings for flights between Los Angeles and Trieste, the leading airline is Lufthansa, making up 52% of the total bookings. Other popular airlines include ITA Airways with 48%.

Best airlines flying from Los Angeles to Trieste

Compare and see reviews for airlines that fly from Los Angeles to Trieste with momondo

Airline	Rating	Free Cancellation	Price
ITA Airways	PriceFrom $599	Free Cancellation	Rating 6.7 1,036 reviews		Search ITA Airways flights
Lufthansa	PriceFrom $663	Free Cancellation	Rating 6.8 7,407 reviews		Search Lufthansa flights

Grado

Udine

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Los Angeles to Trieste for you.

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

Flights from Los Angeles to Trieste with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Los Angeles to Trieste?

momondo helps you find the best flight between Los Angeles and Trieste by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Los Angeles to Trieste flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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 10/16

Thu 10/23

Email me momondo's favorite deals

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

Cheap flights from Los Angeles to Trieste from $356

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to Trieste departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Los Angeles to Trieste

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

ITA Airways flights from Los Angeles to Trieste

Our best ITA Airways deals on Los Angeles to Trieste flight tickets

Turkish Airlines flights from Los Angeles to Trieste

Our best Turkish Airlines deals on Los Angeles to Trieste flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Los Angeles to Trieste that are best for you.

See travel insights to Trieste from

How to get the cheapest flight ticket from Los Angeles 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 is the cheapest day to depart on your flight to Trieste?

What is the cheapest time of day to depart on your flight to Trieste?

What is the cheapest airline that flies from Los Angeles to Trieste Ronchi dei Legionari?

Lufthansa and United Airlines are the most popular carriers operating from Los Angeles to Trieste Ronchi dei Legionari

What airlines fly to Trieste?

Which airport is the most popular layover for flights between Los Angeles and Trieste?

Rome (FCO) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Los Angeles to Trieste?

Flights via Copenhagen (CPH) offer the lowest average round-trip price of $599.

Which layover airport has the shortest travel time from Los Angeles to Trieste?

Flights connecting via Rome (FCO) have the shortest average one-way travel time: 15h 15m.

Which layover airport has the shortest connection time from Los Angeles to Trieste?

Rome (FCO) has the shortest average layover time for this route: 1h 58m.

When to book flights from Los Angeles to Trieste

Cheap Los Angeles to Trieste (LAX to TRS) flight deals and tips

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

Direct flights

How far is Los Angeles to Trieste Ronchi dei Legionari by plane?

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

How many operators does momondo search for flights from Los Angeles Airport to Trieste Ronchi dei Legionari Airport?

How old do you have to be to fly from Los Angeles Airport to Trieste Ronchi dei Legionari Airport?

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

What is the most popular airline from Los Angeles to Trieste?

Best airlines flying from Los Angeles to Trieste

Compare and see reviews for airlines that fly from Los Angeles to Trieste with momondo

Traveling to a place near Trieste?

Why use momondo?

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

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

How can momondo help me find flights from Los Angeles to Trieste?

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

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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