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Cheap flights from New York to Trieste from $353

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York to Trieste departing on 6/10. 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 New York to Trieste

Cheap round-trip flights

Enter your travel dates to find the best prices.
ITA Airways Logo
4:45 pm - 6:30 pm
JFK
-
TRS
19h 45m
1 stop
ITA Airways Logo
11:15 am - 6:55 pm
TRS
-
JFK
13h 40m
1 stop
$450ITA Airways
mar., févr. 24 - mar., mars 3
ITA Airways Logo
4:45 pm - 6:30 pm
JFK
-
TRS
19h 45m
1 stop
ITA Airways Logo
7:35 am - 6:55 pm
TRS
-
JFK
17h 20m
2 stops
$465ITA Airways
mar., févr. 24 - mar., mars 3
ITA Airways Logo
9:15 pm - 9:10 pm
JFK
-
TRS
17h 55m
2 stops
ITA Airways Logo
7:35 am - 6:55 pm
TRS
-
JFK
17h 20m
2 stops
$480ITA Airways
mar., févr. 24 - mar., mars 3
Multiple Airlines Logo
11:45 pm - 10:50 pm
JFK
-
TRS
17h 05m
1 stop
Multiple Airlines Logo
11:10 am - 10:00 pm
TRS
-
JFK
16h 50m
1 stop
$502Multiple Airlines
dim., mars 1 - jeu., mars 5
Multiple Airlines Logo
11:45 pm - 10:50 pm
JFK
-
TRS
17h 05m
1 stop
Multiple Airlines Logo
9:40 pm - 10:00 pm
TRS
-
JFK
30h 20m
2 stops
$521Multiple Airlines
dim., mars 1 - jeu., mars 5
Lufthansa Logo
8:50 pm - 10:40 pm
EWR
-
TRS
19h 50m
2 stops
Lufthansa Logo
6:15 am - 4:15 pm
TRS
-
EWR
16h 00m
1 stop
$606Lufthansa
mar., févr. 24 - mar., mars 3
TAP AIR PORTUGAL Logo
11:00 pm - 6:30 pm
EWR
-
TRS
37h 30m
2 stops
TAP AIR PORTUGAL Logo
3:15 pm - 3:30 pm
TRS
-
EWR
30h 15m
2 stops
$670TAP AIR PORTUGAL
lun., avr. 13 - lun., avr. 20
TAP AIR PORTUGAL Logo
11:00 pm - 6:30 pm
EWR
-
TRS
37h 30m
2 stops
TAP AIR PORTUGAL Logo
11:15 am - 3:30 pm
TRS
-
EWR
58h 15m
2 stops
$677TAP AIR PORTUGAL
lun., avr. 13 - dim., avr. 19
Lufthansa Logo
6:05 pm - 10:40 pm
EWR
-
TRS
22h 35m
1 stop
Lufthansa Logo
6:15 am - 4:15 pm
TRS
-
EWR
16h 00m
1 stop
$679Lufthansa
mar., févr. 24 - mar., mars 3
United Airlines Logo
10:25 am - 10:25 am
LGA
-
TRS
18h 00m
2 stops
United Airlines Logo
6:35 am - 4:58 pm
TRS
-
LGA
16h 23m
2 stops
$902United Airlines
mar., avr. 14 - mar., avr. 21

ITA Airways flights from New York to Trieste

Our best ITA Airways deals on New York to Trieste flight tickets
ITA Airways
Feb 24
JFK4:45 pmNew York John F Kennedy Intl
19h 45m
1 stop
TRS6:30 pmTrieste Ronchi dei Legionari
Mar 3
TRS11:15 amTrieste Ronchi dei Legionari
13h 40m
1 stop
JFK6:55 pmNew York John F Kennedy Intl
$450
ITA Airways
Feb 24
JFK4:45 pmNew York John F Kennedy Intl
19h 45m
1 stop
TRS6:30 pmTrieste Ronchi dei Legionari
Mar 3
TRS7:35 amTrieste Ronchi dei Legionari
17h 20m
2 stops
JFK6:55 pmNew York John F Kennedy Intl
$465
ITA Airways
Feb 24
JFK9:15 pmNew York John F Kennedy Intl
17h 55m
2 stops
TRS9:10 pmTrieste Ronchi dei Legionari
Mar 3
TRS7:35 amTrieste Ronchi dei Legionari
17h 20m
2 stops
JFK6:55 pmNew York John F Kennedy Intl
$480

Lufthansa flights from New York to Trieste

Our best Lufthansa deals on New York to Trieste flight tickets
Lufthansa
Feb 24
EWR8:50 pmNewark
19h 50m
2 stops
TRS10:40 pmTrieste Ronchi dei Legionari
Mar 3
TRS6:15 amTrieste Ronchi dei Legionari
16h 00m
1 stop
EWR4:15 pmNewark
$606
Lufthansa
Feb 24
EWR6:05 pmNewark
22h 35m
1 stop
TRS10:40 pmTrieste Ronchi dei Legionari
Mar 3
TRS6:15 amTrieste Ronchi dei Legionari
16h 00m
1 stop
EWR4:15 pmNewark
$679
Lufthansa
Apr 17
JFK5:30 pmNew York John F Kennedy Intl
22h 25m
2 stops
TRS9:55 pmTrieste Ronchi dei Legionari
Apr 20
TRS6:00 amTrieste Ronchi dei Legionari
20h 05m
1 stop
JFK8:05 pmNew York John F Kennedy Intl
$706

momondo Fare Finder

 
Customize your flight search to find flights from New York 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 janvier 29, 2026.
Use the filters below to find and compare flights from New York to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

mar. 2/24

4:45 pm-6:30 pm

1 stop19h 45m

Trieste Ronchi dei Legionari

mar. 3/3

11:15 am-6:55 pm

1 stop13h 40m

$450

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

mar. 2/24

4:45 pm-6:30 pm

1 stop19h 45m

Trieste Ronchi dei Legionari

mar. 3/3

7:35 am-6:55 pm

2 stops17h 20m

$465

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

mar. 2/24

9:15 pm-9:10 pm

2 stops17h 55m

Trieste Ronchi dei Legionari

mar. 3/3

7:35 am-6:55 pm

2 stops17h 20m

$480

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

dim. 3/1

11:45 pm-10:50 pm

1 stop17h 05m

Trieste Ronchi dei Legionari

jeu. 3/5

11:10 am-10:00 pm

1 stop16h 50m

$502

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

dim. 3/1

11:45 pm-10:50 pm

1 stop17h 05m

Trieste Ronchi dei Legionari

jeu. 3/5

9:40 pm-10:00 pm

2 stops30h 20m

$521

NewarkTrieste

EWR - TRS

EWRTRS

Newark

mar. 2/24

8:50 pm-10:40 pm

2 stops19h 50m

Trieste Ronchi dei Legionari

mar. 3/3

6:15 am-4:15 pm

1 stop16h 00m

$606

NewarkTrieste

EWR - TRS

EWRTRS

Newark

lun. 4/13

11:00 pm-6:30 pm

2 stops37h 30m

Trieste Ronchi dei Legionari

lun. 4/20

3:15 pm-3:30 pm

2 stops30h 15m

$670

NewarkTrieste

EWR - TRS

EWRTRS

Newark

lun. 4/13

11:00 pm-6:30 pm

2 stops37h 30m

Trieste Ronchi dei Legionari

dim. 4/19

11:15 am-3:30 pm

2 stops58h 15m

$677

NewarkTrieste

EWR - TRS

EWRTRS

Newark

mar. 2/24

6:05 pm-10:40 pm

1 stop22h 35m

Trieste Ronchi dei Legionari

mar. 3/3

6:15 am-4:15 pm

1 stop16h 00m

$679

New YorkTrieste

LGA - TRS

LGATRS

New York LaGuardia

mar. 4/14

10:25 am-10:25 am

2 stops18h 00m

Trieste Ronchi dei Legionari

mar. 4/21

6:35 am-4:58 pm

2 stops16h 23m

$902

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Trieste from

How to get the cheapest flight ticket from New York 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 typical price of a round-trip flight between New York and Trieste?

What is the cheapest month to fly to Trieste?

The cheapest month to fly to Trieste from New York is in February. Flight prices, which tend to average around $576, are often lower during this time because this is during the off-season. If you don’t want to visit Trieste in February, then you should wait until November to fly from New York, when ticket prices are also cheap, with an average price of $587.

Can stopping save me money on New York to Trieste flights?

You could potentially save up to 8% on your flight if you consider stops on a New York to Trieste flight.

When to book flights from New York to Trieste

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

Cheap New York to Trieste (NYC to TRS) flight deals and tips

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

Fastest flight time

14h 00m

Direct flights

None
The fastest flight from New York to Trieste takes 14h 00m
There are no direct flights from New York to Trieste. There are no popular flight routes from New York to Trieste.
Search flight deals

  • How far is New York to Trieste Ronchi dei Legionari by plane?

    Trieste Ronchi dei Legionari is 4199.4 mi away from New York. Typically, this will take 14h 00m by plane in normal conditions.

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

    Prices for flights from New York to Trieste Ronchi dei Legionari Airport were last updated today.

  • How many operators does momondo search for flights from New York to Trieste Ronchi dei Legionari Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New York 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.

  • What is the most popular airline from New York to Trieste?

Best airlines flying from New York to Trieste

Compare and see reviews for airlines that fly from New York to Trieste with momondo
Airline
Rating
Free Cancellation
Price
ITA AirwaysPriceFrom $481Free CancellationRating
6.7
1,137 reviews
Search ITA Airways flights
LufthansaPriceFrom $990Free CancellationRating
6.8
7,756 reviews
Search Lufthansa flights

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 New York to Trieste?

It is quick and easy to find New York to Trieste flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Trieste that suits you.

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

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

How can momondo help me find flights from New York 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 New York to Trieste.

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

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

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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
United Airlines
Delta
ITA Airways
Air France
Air Europa
TAP AIR PORTUGAL
KLM
Scandinavian Airlines
Lufthansa
British Airways
SWISS
Aer Lingus
Turkish Airlines
Condor
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