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

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

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 32% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 12 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

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 October 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.

$438 Cheap Flights from Trieste to the United States in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Trieste to the United States

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One-way

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Cheap round-trip flights

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6:35 am - 2:15 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

13h 40m1 stop Rome Fiumicino

9:05 pm - 2:30 pmJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

11h 25m1 stop Rome Fiumicino

$458ITA Airways

Sun, Nov 22 - Tue, Dec 1

11:15 am - 6:55 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

13h 40m1 stop Rome Fiumicino

4:40 pm - 10:25 amJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

11h 45m1 stop Rome Fiumicino

$459ITA Airways

Sun, Nov 22 - Sat, Nov 28

11:15 am - 6:55 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

13h 40m1 stop Rome Fiumicino

9:05 pm - 2:30 pmJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

11h 25m1 stop Rome Fiumicino

$481ITA Airways

Sat, Nov 21 - Sat, Nov 28

3:10 pm - 2:50 pmTRS Trieste Ronchi dei Legionari-MIA Miami

29h 40m2 stops Barcelona-El Prat Lisbon Humberto Delgado

4:45 pm - 7:40 pmMIA Miami-TRS Trieste Ronchi dei Legionari

20h 55m2 stops Lisbon Humberto Delgado Barcelona-El Prat

$482Multiple Airlines

Sat, Nov 21 - Fri, Nov 27

11:15 am - 6:55 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

13h 40m1 stop Rome Fiumicino

9:05 pm - 2:30 pmJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

11h 25m1 stop Rome Fiumicino

$502ITA Airways

Mon, Nov 23 - Sat, Nov 28

6:35 am - 2:15 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

13h 40m1 stop Rome Fiumicino

4:40 pm - 10:25 amJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

11h 45m1 stop Rome Fiumicino

$521ITA Airways

Sun, Nov 22 - Sun, Nov 29

11:15 am - 6:55 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

13h 40m1 stop Rome Fiumicino

4:40 pm - 10:25 amJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

11h 45m1 stop Rome Fiumicino

$521ITA Airways

Mon, Nov 23 - Sun, Nov 29

11:15 am - 6:55 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

13h 40m1 stop Rome Fiumicino

4:40 pm - 10:25 amJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

11h 45m1 stop Rome Fiumicino

$526ITA Airways

Mon, Nov 9 - Sun, Nov 22

6:35 am - 2:15 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

13h 40m1 stop Rome Fiumicino

4:40 pm - 10:25 amJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

11h 45m1 stop Rome Fiumicino

$533ITA Airways

Sun, Nov 15 - Tue, Dec 1

3:10 pm - 2:50 pmTRS Trieste Ronchi dei Legionari-MIA Miami

29h 40m2 stops Barcelona-El Prat Lisbon Humberto Delgado

4:45 pm - 10:55 pmMIA Miami-TRS Trieste Ronchi dei Legionari

24h 10m3 stops Lisbon Humberto Delgado Barcelona-El Prat Rome Fiumicino

$620Multiple Airlines

Sat, Nov 21 - Fri, Nov 27

Cheap last minute flights

Enter your travel dates to find the best prices.

7:15 pm - 6:55 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

29h 40m1 stop Rome Fiumicino

4:40 pm - 10:25 amJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

11h 45m1 stop Rome Fiumicino

$519ITA Airways

Thu, Nov 5 - Wed, Nov 18

11:15 am - 8:55 pmTRS Trieste Ronchi dei Legionari-MIA Miami

15h 40m1 stop Rome Fiumicino

11:15 pm - 10:55 pmMIA Miami-TRS Trieste Ronchi dei Legionari

17h 40m1 stop Rome Fiumicino

$523ITA Airways

Thu, Nov 5 - Thu, Nov 19

3:15 pm - 6:55 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

33h 40m1 stop Rome Fiumicino

4:40 pm - 10:55 pmJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

24h 15m1 stop Rome Fiumicino

$534ITA Airways

Thu, Nov 5 - Wed, Nov 18

11:15 am - 2:15 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

33h 00m1 stop Rome Fiumicino

4:40 pm - 2:30 pmJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

15h 50m1 stop Rome Fiumicino

$537ITA Airways

Thu, Nov 5 - Wed, Nov 18

7:15 pm - 2:15 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

25h 00m1 stop Rome Fiumicino

9:05 pm - 2:30 pmJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

11h 25m1 stop Rome Fiumicino

$566ITA Airways

Wed, Nov 4 - Mon, Nov 9

6:35 am - 4:50 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

16h 15m1 stop Rome Fiumicino

5:20 pm - 6:30 pmJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

19h 10m1 stop Rome Fiumicino

$597KLM

Wed, Nov 4 - Mon, Nov 9

6:35 am - 4:50 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

16h 15m1 stop Rome Fiumicino

5:20 pm - 6:30 pmJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

19h 10m1 stop Rome Fiumicino

$600KLM

Wed, Nov 4 - Mon, Nov 9

3:15 pm - 6:55 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

33h 40m1 stop Rome Fiumicino

4:40 pm - 10:25 amJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

11h 45m1 stop Rome Fiumicino

$602ITA Airways

Wed, Nov 4 - Mon, Nov 9

6:35 am - 5:51 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

17h 16m2 stops Rome Fiumicino Detroit Metropolitan Wayne County

5:20 pm - 2:30 pmJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

15h 10m1 stop Rome Fiumicino

$607KLM

Wed, Nov 4 - Mon, Nov 9

6:35 am - 6:55 pmTRS Trieste Ronchi dei Legionari-JFK New York John F Kennedy Intl

18h 20m1 stop Rome Fiumicino

9:05 pm - 2:30 pmJFK New York John F Kennedy Intl-TRS Trieste Ronchi dei Legionari

11h 25m1 stop Rome Fiumicino

$612ITA Airways

Wed, Nov 4 - Mon, Nov 9

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ITA Airways flights from Trieste to United States

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

ITA Airways

Nov 22

TRS6:35 amTrieste Ronchi dei Legionari

13h 40m

1 stop

JFK2:15 pmNew York John F Kennedy Intl

Dec 1

JFK9:05 pmNew York John F Kennedy Intl

11h 25m

1 stop

TRS2:30 pmTrieste Ronchi dei Legionari

$458

ITA Airways

Nov 22

TRS11:15 amTrieste Ronchi dei Legionari

13h 40m

1 stop

JFK6:55 pmNew York John F Kennedy Intl

Nov 28

JFK4:40 pmNew York John F Kennedy Intl

11h 45m

1 stop

TRS10:25 amTrieste Ronchi dei Legionari

$459

ITA Airways

Nov 21

TRS11:15 amTrieste Ronchi dei Legionari

13h 40m

1 stop

JFK6:55 pmNew York John F Kennedy Intl

Nov 28

JFK9:05 pmNew York John F Kennedy Intl

11h 25m

1 stop

TRS2:30 pmTrieste Ronchi dei Legionari

$481

KLM flights from Trieste to United States

Our best KLM deals on Trieste to United States flight tickets

KLM

Nov 4

TRS6:35 amTrieste Ronchi dei Legionari

16h 15m

1 stop

JFK4:50 pmNew York John F Kennedy Intl

Nov 9

JFK5:20 pmNew York John F Kennedy Intl

19h 10m

1 stop

TRS6:30 pmTrieste Ronchi dei Legionari

$597

KLM

Nov 4

TRS6:35 amTrieste Ronchi dei Legionari

16h 15m

1 stop

JFK4:50 pmNew York John F Kennedy Intl

Nov 9

JFK5:20 pmNew York John F Kennedy Intl

19h 10m

1 stop

TRS6:30 pmTrieste Ronchi dei Legionari

$600

KLM

Nov 12

TRS6:35 amTrieste Ronchi dei Legionari

15h 15m

1 stop

JFK3:50 pmNew York John F Kennedy Intl

Nov 28

JFK8:20 pmNew York John F Kennedy Intl

16h 10m

1 stop

TRS6:30 pmTrieste Ronchi dei Legionari

$605

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

TriesteNew York

TRS Trieste Ronchi dei Legionari - JFK New York John F Kennedy Intl

TRSJFK

Trieste Ronchi dei Legionari

Sun 11/22

6:35 am-2:15 pm

1 stop13h 40m

New York John F Kennedy Intl

Tue 12/1

9:05 pm-2:30 pm

1 stop11h 25m

$458

TriesteNew York

TRS Trieste Ronchi dei Legionari - JFK New York John F Kennedy Intl

TRSJFK

Trieste Ronchi dei Legionari

Sun 11/22

11:15 am-6:55 pm

1 stop13h 40m

New York John F Kennedy Intl

Sat 11/28

4:40 pm-10:25 am

1 stop11h 45m

$459

TriesteNew York

TRS Trieste Ronchi dei Legionari - JFK New York John F Kennedy Intl

TRSJFK

Trieste Ronchi dei Legionari

Sat 11/21

11:15 am-6:55 pm

1 stop13h 40m

New York John F Kennedy Intl

Sat 11/28

9:05 pm-2:30 pm

1 stop11h 25m

$481

TriesteMiami

TRS Trieste Ronchi dei Legionari - MIA Miami

TRSMIA

Trieste Ronchi dei Legionari

Sat 11/21

3:10 pm-2:50 pm

2 stops29h 40m

Miami

Fri 11/27

4:45 pm-7:40 pm

2 stops20h 55m

$482

TriesteNew York

TRS Trieste Ronchi dei Legionari - JFK New York John F Kennedy Intl

TRSJFK

Trieste Ronchi dei Legionari

Mon 11/23

11:15 am-6:55 pm

1 stop13h 40m

New York John F Kennedy Intl

Sat 11/28

9:05 pm-2:30 pm

1 stop11h 25m

$502

TriesteNew York

TRS Trieste Ronchi dei Legionari - JFK New York John F Kennedy Intl

TRSJFK

Trieste Ronchi dei Legionari

Sun 11/22

6:35 am-2:15 pm

1 stop13h 40m

New York John F Kennedy Intl

Sun 11/29

4:40 pm-10:25 am

1 stop11h 45m

$521

TriesteNew York

TRS Trieste Ronchi dei Legionari - JFK New York John F Kennedy Intl

TRSJFK

Trieste Ronchi dei Legionari

Mon 11/23

11:15 am-6:55 pm

1 stop13h 40m

New York John F Kennedy Intl

Sun 11/29

4:40 pm-10:25 am

1 stop11h 45m

$521

TriesteNew York

TRS Trieste Ronchi dei Legionari - JFK New York John F Kennedy Intl

TRSJFK

Trieste Ronchi dei Legionari

Mon 11/9

11:15 am-6:55 pm

1 stop13h 40m

New York John F Kennedy Intl

Sun 11/22

4:40 pm-10:25 am

1 stop11h 45m

$526

TriesteNew York

TRS Trieste Ronchi dei Legionari - JFK New York John F Kennedy Intl

TRSJFK

Trieste Ronchi dei Legionari

Sun 11/15

6:35 am-2:15 pm

1 stop13h 40m

New York John F Kennedy Intl

Tue 12/1

4:40 pm-10:25 am

1 stop11h 45m

$533

TriesteMiami

TRS Trieste Ronchi dei Legionari - MIA Miami

TRSMIA

Trieste Ronchi dei Legionari

Sat 11/21

3:10 pm-2:50 pm

2 stops29h 40m

Miami

Fri 11/27

4:45 pm-10:55 pm

3 stops24h 10m

$620

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, November 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 $556. If you aren’t able to travel during the month of November, then book flights to United States from Trieste during April instead. Flights to United States in April, while not as cheap as those in November, still average around $576.

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

Best Price Found	$438
Fastest flight time	11h 35m
Direct flights	None

The best one-way flight to United States from Trieste in the past 72 hours is $438. The best round-trip flight deal from Trieste to United States found on momondo in the last 72 hours is $458.

The fastest flight from Trieste to United States takes 11h 35m

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

Search flight deals

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 October 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 $542	Free Cancellation	Rating 6.8 1,411 reviews		Search ITA Airways flights

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

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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.