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Cheap flights from New York John F Kennedy Intl Airport to Trieste from $492

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 John F Kennedy Intl Airport to Trieste departing on 12/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from New York John F Kennedy Intl Airport to Trieste

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
7:30 pm - 6:30 pmJFK-TRS
17h 00m1 stop
KLM Logo
3:15 pm - 3:55 pmTRS-JFK
30h 40m1 stop
$548KLM
Find Deal
Mon, Jan 19 - Sun, Jan 25
SWISS Logo
4:25 pm - 6:30 pmJFK-TRS
44h 05m2 stops
SWISS Logo
3:15 pm - 4:40 pmTRS-JFK
31h 25m2 stops
$561SWISS
Find Deal
Mon, Jan 19 - Sun, Jan 25
ITA Airways Logo
9:15 pm - 9:10 pmJFK-TRS
17h 55m2 stops
ITA Airways Logo
7:15 pm - 2:15 pmTRS-JFK
25h 00m1 stop
$573ITA Airways
Find Deal
Mon, Jan 19 - Sun, Jan 25
Multiple Airlines Logo
10:00 pm - 10:40 pmJFK-TRS
18h 40m1 stop
Multiple Airlines Logo
6:35 am - 1:05 pmTRS-JFK
36h 30m2 stops
$578Multiple Airlines
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Wed, Dec 31 - Sat, Jan 10
Lufthansa Logo
10:00 pm - 10:40 pmJFK-TRS
18h 40m1 stop
Lufthansa Logo
6:25 am - 8:10 pmTRS-JFK
19h 45m1 stop
$579Lufthansa
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Wed, Dec 31 - Sat, Jan 10
SWISS Logo
9:00 pm - 6:30 pmJFK-TRS
39h 30m2 stops
SWISS Logo
3:15 pm - 4:40 pmTRS-JFK
31h 25m2 stops
$580SWISS
Find Deal
Wed, Jan 28 - Sun, Feb 1
Lufthansa Logo
3:40 pm - 2:10 pmJFK-TRS
16h 30m1 stop
Lufthansa Logo
3:15 pm - 3:40 pmTRS-JFK
30h 25m2 stops
$592Lufthansa
Find Deal
Wed, Jan 28 - Sun, Feb 1
Lufthansa Logo
3:40 pm - 2:10 pmJFK-TRS
16h 30m1 stop
Lufthansa Logo
3:15 pm - 3:40 pmTRS-JFK
30h 25m2 stops
$593Lufthansa
Find Deal
Wed, Jan 28 - Sun, Feb 1
Multiple Airlines Logo
4:25 pm - 6:30 pmJFK-TRS
44h 05m2 stops
Multiple Airlines Logo
3:00 pm - 1:50 pmTRS-JFK
28h 50m1 stop
$595Multiple Airlines
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Sun, Jan 11 - Sun, Jan 18
ITA Airways Logo
9:15 pm - 6:30 pmJFK-TRS
15h 15m1 stop
ITA Airways Logo
7:15 pm - 2:15 pmTRS-JFK
25h 00m1 stop
$597ITA Airways
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Wed, Jan 28 - Sun, Feb 1

SWISS flights from New York John F Kennedy Intl Airport to Trieste

Our best SWISS deals on New York John F Kennedy Intl Airport to Trieste flight tickets
SWISS
Jan 19
JFK4:25 pmNew York John F Kennedy Intl
44h 05m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
Jan 25
TRS3:15 pmTrieste Ronchi dei Legionari
31h 25m
2 stops
JFK4:40 pmNew York John F Kennedy Intl
$561
Find similar
SWISS
Jan 28
JFK9:00 pmNew York John F Kennedy Intl
39h 30m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
Feb 1
TRS3:15 pmTrieste Ronchi dei Legionari
31h 25m
2 stops
JFK4:40 pmNew York John F Kennedy Intl
$580
Find similar
SWISS
Dec 30
JFK4:25 pmNew York John F Kennedy Intl
20h 05m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
Jan 10
TRS6:35 amTrieste Ronchi dei Legionari
36h 30m
2 stops
JFK1:05 pmNew York John F Kennedy Intl
$805
Find similar

ITA Airways flights from New York John F Kennedy Intl Airport to Trieste

Our best ITA Airways deals on New York John F Kennedy Intl Airport to Trieste flight tickets
ITA Airways
Jan 19
JFK9:15 pmNew York John F Kennedy Intl
17h 55m
2 stops
TRS9:10 pmTrieste Ronchi dei Legionari
Jan 25
TRS7:15 pmTrieste Ronchi dei Legionari
25h 00m
1 stop
JFK2:15 pmNew York John F Kennedy Intl
$573
Find similar
ITA Airways
Jan 28
JFK9:15 pmNew York John F Kennedy Intl
15h 15m
1 stop
TRS6:30 pmTrieste Ronchi dei Legionari
Feb 1
TRS7:15 pmTrieste Ronchi dei Legionari
25h 00m
1 stop
JFK2:15 pmNew York John F Kennedy Intl
$597
Find similar
ITA Airways
Dec 9
JFK9:15 pmNew York John F Kennedy Intl
19h 40m
1 stop
TRS10:55 pmTrieste Ronchi dei Legionari
Dec 16
TRS11:15 amTrieste Ronchi dei Legionari
13h 40m
1 stop
JFK6:55 pmNew York John F Kennedy Intl
$612
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from New York John F Kennedy Intl Airport 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 November 29, 2025.
Use the filters below to find and compare flights from New York John F Kennedy Intl Airport 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

Mon 1/19

7:30 pm-6:30 pm

1 stop17h 00m

Trieste Ronchi dei Legionari

Sun 1/25

3:15 pm-3:55 pm

1 stop30h 40m

$548

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

Mon 1/19

4:25 pm-6:30 pm

2 stops44h 05m

Trieste Ronchi dei Legionari

Sun 1/25

3:15 pm-4:40 pm

2 stops31h 25m

$561

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

Mon 1/19

9:15 pm-9:10 pm

2 stops17h 55m

Trieste Ronchi dei Legionari

Sun 1/25

7:15 pm-2:15 pm

1 stop25h 00m

$573

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

Wed 12/31

10:00 pm-10:40 pm

1 stop18h 40m

Trieste Ronchi dei Legionari

Sat 1/10

6:35 am-1:05 pm

2 stops36h 30m

$578

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

Wed 12/31

10:00 pm-10:40 pm

1 stop18h 40m

Trieste Ronchi dei Legionari

Sat 1/10

6:25 am-8:10 pm

1 stop19h 45m

$579

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

Wed 1/28

9:00 pm-6:30 pm

2 stops39h 30m

Trieste Ronchi dei Legionari

Sun 2/1

3:15 pm-4:40 pm

2 stops31h 25m

$580

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

Wed 1/28

3:40 pm-2:10 pm

1 stop16h 30m

Trieste Ronchi dei Legionari

Sun 2/1

3:15 pm-3:40 pm

2 stops30h 25m

$592

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

Wed 1/28

3:40 pm-2:10 pm

1 stop16h 30m

Trieste Ronchi dei Legionari

Sun 2/1

3:15 pm-3:40 pm

2 stops30h 25m

$593

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

Sun 1/11

4:25 pm-6:30 pm

2 stops44h 05m

Trieste Ronchi dei Legionari

Sun 1/18

3:00 pm-1:50 pm

1 stop28h 50m

$595

New YorkTrieste

JFK - TRS

JFKTRS

New York John F Kennedy Intl

Wed 1/28

9:15 pm-6:30 pm

1 stop15h 15m

Trieste Ronchi dei Legionari

Sun 2/1

7:15 pm-2:15 pm

1 stop25h 00m

$597

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Trieste from

How to get the cheapest flight ticket from New York John F Kennedy Intl Airport 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 month to fly to Trieste?

The cheapest month to fly to Trieste from New York John F Kennedy Intl Airport is in November. Flight prices, which tend to average around $451, are often lower during this time because this is during the off-season. If you don’t want to visit Trieste in November, then you should wait until February to fly from New York John F Kennedy Intl Airport, when ticket prices are also cheap, with an average price of $666.

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 Saturday when prices can be found for as low as $871. This is often the case because there is less demand to fly during this day of the week. Flights from New York John F Kennedy Intl Airport to Trieste on a Friday will generally be more expensive and average around $1,279. 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 New York John F Kennedy Intl Airport to Trieste during this time can be as low as $1,020. Flights to Trieste are more costly in the evening, with an average ticket price of $1,116. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on New York John F Kennedy Intl Airport to Trieste flights?

You could potentially save up to 50% on your flight if you consider stops on a New York John F Kennedy Intl Airport to Trieste flight.

When to book flights from New York John F Kennedy Intl Airport to Trieste

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

Cheap New York John F Kennedy Intl Airport to Trieste (JFK to TRS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York John F Kennedy Intl Airport to Trieste

Fastest flight time

14h 30m

Direct flights

None
The fastest flight from New York John F Kennedy Intl Airport to Trieste takes 14h 30m
There are no direct flights from New York John F Kennedy Intl Airport to Trieste. There are no popular flight routes from New York John F Kennedy Intl Airport to Trieste.
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  • How far is New York John F Kennedy Intl to Trieste Ronchi dei Legionari by plane?

    There are 4195.5 mi between New York John F Kennedy Intl and Trieste Ronchi dei Legionari. In terms of flight time, this usually takes a little over 11h 40m.

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

    Prices for flights from New York John F Kennedy Intl Airport to Trieste Ronchi dei Legionari Airport refresh daily.

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

  • How old do you have to be to fly from New York John F Kennedy Intl 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 New York John F Kennedy Intl Airport 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 John F Kennedy Intl Airport to Trieste?

Best airlines flying from New York John F Kennedy Intl Airport to Trieste

Compare and see reviews for airlines that fly from New York John F Kennedy Intl Airport to Trieste with momondo
Airline
Rating
Free Cancellation
Price
ITA AirwaysPriceFrom $541Free CancellationRating
6.7
1,092 reviews
Search ITA Airways flights

Traveling to a place near Trieste?

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Why use momondo?

Why should I use momondo to find a flight deal from New York 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 New York to Trieste for you.

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

momondo does allow users to show only those flights to Trieste from New York which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Trieste from New York.

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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