What airlines fly to United States?

ITA Airways, United Airlines and British Airways are the top three most popular airlines that fly to United States from Trieste according to our data. ITA Airways is the first choice among our users, with 29% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 11 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Trieste Ronchi dei Legionari to United States?

ITA Airways, TAP AIR PORTUGAL, and KLM are the most popular carriers operating from Trieste Ronchi dei Legionari to United States

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

Prices for flights from Trieste Ronchi dei Legionari Airport to United States were last updated today.

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

As of April 2026, there is 1 operator available to choose from for flights from Trieste Ronchi dei Legionari Airport to United States.

How old do you have to be to fly from Trieste Ronchi dei Legionari Airport to United States?

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 Trieste Ronchi dei Legionari Airport to United States.

What documentation or ID do you need to fly to United States?

The travel and health documents you'll need for your trip to United States 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 United States. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$326 Cheap Flights from Trieste to the United States in 2026

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Find the cheapest flights from Trieste to the United States

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:15 pm - 1:15 pm

TRS

JFK

24h 00m

1 stop

4:05 pm - 10:25 am

JFK

TRS

12h 20m

1 stop

$458ITA Airways

Mon, May 18 - Sun, May 31

6:35 am - 1:15 pm

TRS

JFK

12h 40m

1 stop

4:05 pm - 10:25 am

JFK

TRS

12h 20m

1 stop

$472ITA Airways

Sat, May 23 - Sun, May 31

6:15 am - 12:40 pm

TRS

SFO

15h 25m

1 stop

7:15 pm - 10:25 pm

SFO

TRS

18h 10m

1 stop

$536Lufthansa

Thu, May 7 - Mon, May 11

6:35 am - 1:15 pm

TRS

SFO

15h 40m

1 stop

9:20 am - 2:30 pm

SFO

TRS

20h 10m

2 stops

$546Multiple Airlines

Thu, May 7 - Mon, May 11

6:20 am - 1:40 pm

TRS

EWR

13h 20m

1 stop

6:00 pm - 1:45 pm

EWR

TRS

13h 45m

1 stop

$552Lufthansa

Tue, Sep 8 - Tue, Sep 15

3:15 pm - 1:15 pm

TRS

SFO

31h 00m

1 stop

9:20 am - 2:30 pm

SFO

TRS

20h 10m

2 stops

$596Multiple Airlines

Thu, May 7 - Mon, May 11

3:15 pm - 6:34 pm

TRS

MIA

33h 19m

2 stops

11:37 am - 2:30 pm

MIA

TRS

20h 53m

2 stops

$659KLM

Mon, May 18 - Wed, May 27

3:15 pm - 6:54 pm

TRS

MIA

33h 39m

2 stops

11:37 am - 2:30 pm

MIA

TRS

20h 53m

2 stops

$671Air France

Mon, May 18 - Thu, May 28

11:15 am - 11:24 pm

TRS

MIA

42h 09m

2 stops

11:37 am - 2:30 pm

MIA

TRS

20h 53m

2 stops

$672Air France

Mon, May 18 - Thu, May 28

6:35 am - 12:52 am

TRS

MIA

24h 17m

2 stops

5:55 pm - 6:30 pm

MIA

TRS

19h 35m

2 stops

$680KLM

Wed, Oct 21 - Sat, Oct 31

Air France flights from Trieste to United States

Our best Air France deals on Trieste to United States flight tickets

Air France

May 18

TRS3:15 pmTrieste Ronchi dei Legionari

33h 39m

2 stops

MIA6:54 pmMiami

May 28

MIA11:37 amMiami

20h 53m

2 stops

TRS2:30 pmTrieste Ronchi dei Legionari

$671

Air France

May 18

TRS11:15 amTrieste Ronchi dei Legionari

42h 09m

2 stops

MIA11:24 pmMiami

May 28

MIA11:37 amMiami

20h 53m

2 stops

TRS2:30 pmTrieste Ronchi dei Legionari

$672

Air France

May 9

TRS6:35 amTrieste Ronchi dei Legionari

23h 15m

2 stops

LAX8:50 pmLos Angeles Los Angeles

May 24

LAX7:00 amLos Angeles Los Angeles

22h 30m

2 stops

TRS2:30 pmTrieste Ronchi dei Legionari

$687

ITA Airways flights from Trieste to United States

Our best ITA Airways deals on Trieste to United States flight tickets

ITA Airways

May 18

TRS7:15 pmTrieste Ronchi dei Legionari

24h 00m

1 stop

JFK1:15 pmNew York John F Kennedy Intl

May 31

JFK4:05 pmNew York John F Kennedy Intl

12h 20m

1 stop

TRS10:25 amTrieste Ronchi dei Legionari

$458

ITA Airways

May 1

TRS7:15 pmTrieste Ronchi dei Legionari

24h 40m

1 stop

JFK1:55 pmNew York John F Kennedy Intl

May 14

JFK5:35 pmNew York John F Kennedy Intl

23h 20m

1 stop

TRS10:55 pmTrieste Ronchi dei Legionari

$471

ITA Airways

May 23

TRS6:35 amTrieste Ronchi dei Legionari

12h 40m

1 stop

JFK1:15 pmNew York John F Kennedy Intl

May 31

JFK4:05 pmNew York John F Kennedy Intl

12h 20m

1 stop

TRS10:25 amTrieste Ronchi dei Legionari

$472

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TriesteNew York

TRS - JFK

TRSJFK

Trieste Ronchi dei Legionari

Mon 5/18

7:15 pm-1:15 pm

1 stop24h 00m

New York John F Kennedy Intl

Sun 5/31

4:05 pm-10:25 am

1 stop12h 20m

$458

Quickest round-trip

TriesteNew York

TRS - JFK

TRSJFK

Trieste Ronchi dei Legionari

Sat 5/23

6:35 am-1:15 pm

1 stop12h 40m

New York John F Kennedy Intl

Sun 5/31

4:05 pm-10:25 am

1 stop12h 20m

$472

TriesteSan Francisco

TRS - SFO

TRSSFO

Trieste Ronchi dei Legionari

Thu 5/7

6:15 am-12:40 pm

1 stop15h 25m

San Francisco

Mon 5/11

7:15 pm-10:25 pm

1 stop18h 10m

$536

TriesteSan Francisco

TRS - SFO

TRSSFO

Trieste Ronchi dei Legionari

Thu 5/7

6:35 am-1:15 pm

1 stop15h 40m

San Francisco

Mon 5/11

9:20 am-2:30 pm

2 stops20h 10m

$546

TriesteNewark

TRS - EWR

TRSEWR

Trieste Ronchi dei Legionari

Tue 9/8

6:20 am-1:40 pm

1 stop13h 20m

Newark

Tue 9/15

6:00 pm-1:45 pm

1 stop13h 45m

$552

TriesteSan Francisco

TRS - SFO

TRSSFO

Trieste Ronchi dei Legionari

Thu 5/7

3:15 pm-1:15 pm

1 stop31h 00m

San Francisco

Mon 5/11

9:20 am-2:30 pm

2 stops20h 10m

$596

TriesteMiami

TRS - MIA

TRSMIA

Trieste Ronchi dei Legionari

Mon 5/18

3:15 pm-6:34 pm

2 stops33h 19m

Miami

Wed 5/27

11:37 am-2:30 pm

2 stops20h 53m

$659

TriesteMiami

TRS - MIA

TRSMIA

Trieste Ronchi dei Legionari

Mon 5/18

3:15 pm-6:54 pm

2 stops33h 39m

Miami

Thu 5/28

11:37 am-2:30 pm

2 stops20h 53m

$671

TriesteMiami

TRS - MIA

TRSMIA

Trieste Ronchi dei Legionari

Mon 5/18

11:15 am-11:24 pm

2 stops42h 09m

Miami

Thu 5/28

11:37 am-2:30 pm

2 stops20h 53m

$672

TriesteMiami

TRS - MIA

TRSMIA

Trieste Ronchi dei Legionari

Wed 10/21

6:35 am-12:52 am

2 stops24h 17m

Miami

Sat 10/31

5:55 pm-6:30 pm

2 stops19h 35m

$680

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Trieste to United States

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

What is the cheapest month to fly to United States?

In general, September is the cheapest month to fly from Trieste to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $494. If you aren’t able to travel during the month of September, then book flights to United States from Trieste during May instead. Flights to United States in May, while not as cheap as those in September, still average around $498.

Can stopping save me money on Trieste to United States flights?

You could potentially save up to 12% on your flight if you consider stops on a Trieste to United States flight.

Cheap Trieste to United States flight deals and tips

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

Fastest flight time	12h 40m
Direct flights	None

The fastest flight from Trieste to United States takes 12h 40m

There are no direct flights from Trieste to United States. There are no popular flight routes from Trieste to United States.

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Frequently asked questions about flying from Trieste to the United States

When did momondo last update prices for flights from Trieste Ronchi dei Legionari Airport to United States?
Prices for flights from Trieste Ronchi dei Legionari Airport to United States were last updated today.
How many operators does momondo search for flights from Trieste Ronchi dei Legionari Airport to United States?
As of April 2026, there is 1 operator available to choose from for flights from Trieste Ronchi dei Legionari Airport to United States.
How old do you have to be to fly from Trieste Ronchi dei Legionari Airport to United States?
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 Trieste Ronchi dei Legionari Airport to United States.
What documentation or ID do you need to fly to United States?
The travel and health documents you'll need for your trip to United States 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 United States. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Trieste to United States

Compare and see reviews for airlines that fly from Trieste to United States with momondo

Airline	Rating	Free Cancellation	Price
ITA Airways	PriceFrom $469	Free Cancellation	Rating 6.7 1,195 reviews		Search ITA Airways flights

Why use momondo?

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

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

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

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

How can momondo help me find flights from Trieste to United States?

momondo helps you find the best flight between Trieste and United States 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 Trieste to United States right now. Can momondo alert me if prices change?

If you are simply researching potential flights to United States, momondo offers a useful price alert feature which will track prices for flights to United States from Trieste and alert you when they change.