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Cheap flights from Newark Airport to Trieste from $373

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Newark Airport to Trieste departing on 7/7. 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

Find the cheapest flights from Newark Airport to Trieste

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
5:30 pm - 6:30 pm
EWR
-
TRS
19h 00m
2 stops
TAP AIR PORTUGAL Logo
6:35 am - 9:00 pm
TRS
-
EWR
20h 25m
2 stops
$795TAP AIR PORTUGAL
Tue, Oct 6 - Tue, Oct 20
Multiple Airlines Logo
10:25 am - 8:15 pm
EWR
-
TRS
27h 50m
2 stops
Multiple Airlines Logo
5:00 pm - 9:00 pm
TRS
-
EWR
34h 00m
2 stops
$838Multiple Airlines
Thu, Sep 24 - Sun, Oct 4
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
34h 15m
2 stops
$854TAP AIR PORTUGAL
Sun, Sep 6 - Tue, Sep 15
Multiple Airlines Logo
8:25 pm - 11:05 pm
EWR
-
TRS
20h 40m
3 stops
Multiple Airlines Logo
1:30 pm - 3:30 pm
TRS
-
EWR
32h 00m
2 stops
$860Multiple Airlines
Sun, Sep 6 - Tue, Sep 15
Multiple Airlines Logo
5:30 pm - 6:30 pm
EWR
-
TRS
19h 00m
2 stops
Multiple Airlines Logo
7:15 pm - 9:00 pm
TRS
-
EWR
31h 45m
2 stops
$864Multiple Airlines
Tue, Sep 15 - Tue, Sep 29
Multiple Airlines Logo
8:25 pm - 11:05 pm
EWR
-
TRS
20h 40m
3 stops
Multiple Airlines Logo
7:15 pm - 9:00 pm
TRS
-
EWR
31h 45m
3 stops
$879Multiple Airlines
Sun, Sep 6 - Tue, Sep 15
TAP AIR PORTUGAL Logo
5:30 pm - 6:30 pm
EWR
-
TRS
19h 00m
2 stops
TAP AIR PORTUGAL Logo
6:35 am - 9:00 pm
TRS
-
EWR
20h 25m
2 stops
$884TAP AIR PORTUGAL
Tue, Sep 15 - Tue, Sep 29
TAP AIR PORTUGAL Logo
11:00 pm - 10:55 pm
EWR
-
TRS
17h 55m
2 stops
TAP AIR PORTUGAL Logo
11:15 am - 9:00 pm
TRS
-
EWR
15h 45m
2 stops
$923TAP AIR PORTUGAL
Mon, Aug 17 - Fri, Sep 4
Multiple Airlines Logo
3:45 pm - 3:00 pm
EWR
-
TRS
17h 15m
2 stops
Multiple Airlines Logo
3:45 pm - 9:00 pm
TRS
-
EWR
35h 15m
2 stops
$940Multiple Airlines
Wed, Jul 29 - Fri, Aug 21
Multiple Airlines Logo
2:30 pm - 10:55 pm
EWR
-
TRS
26h 25m
3 stops
Multiple Airlines Logo
7:15 pm - 3:30 pm
TRS
-
EWR
26h 15m
2 stops
$966Multiple Airlines
Tue, Sep 15 - Tue, Sep 29

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Lufthansa flights from Newark Airport to Trieste

Our best Lufthansa deals on Newark Airport to Trieste flight tickets
Lufthansa
Aug 9
EWR6:00 pmNewark
13h 45m
1 stop
TRS1:45 pmTrieste Ronchi dei Legionari
Aug 26
TRS6:10 amTrieste Ronchi dei Legionari
15h 35m
1 stop
EWR3:45 pmNewark
$1,013
Lufthansa
Aug 9
EWR8:30 pmNewark
19h 45m
2 stops
TRS10:15 pmTrieste Ronchi dei Legionari
Aug 27
TRS6:15 amTrieste Ronchi dei Legionari
15h 30m
1 stop
EWR3:45 pmNewark
$1,024
Lufthansa
Aug 16
EWR6:00 pmNewark
13h 45m
1 stop
TRS1:45 pmTrieste Ronchi dei Legionari
Sep 3
TRS6:15 amTrieste Ronchi dei Legionari
15h 30m
1 stop
EWR3:45 pmNewark
$1,026

TAP AIR PORTUGAL flights from Newark Airport to Trieste

Our best TAP AIR PORTUGAL deals on Newark Airport to Trieste flight tickets
TAP AIR PORTUGAL
Oct 6
EWR5:30 pmNewark
19h 00m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
Oct 20
TRS6:35 amTrieste Ronchi dei Legionari
20h 25m
2 stops
EWR9:00 pmNewark
$795
TAP AIR PORTUGAL
Sep 6
EWR11:00 pmNewark
37h 30m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
Sep 15
TRS11:15 amTrieste Ronchi dei Legionari
34h 15m
2 stops
EWR3:30 pmNewark
$854
TAP AIR PORTUGAL
Sep 15
EWR5:30 pmNewark
19h 00m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
Sep 29
TRS6:35 amTrieste Ronchi dei Legionari
20h 25m
2 stops
EWR9:00 pmNewark
$884

momondo Fare Finder

 
Customize your flight search to find flights from Newark 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 May 7, 2026.
Use the filters below to find and compare flights from Newark Airport to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkTrieste

EWR - TRS

EWRTRS

Newark

Tue 10/6

5:30 pm-6:30 pm

2 stops19h 00m

Trieste Ronchi dei Legionari

Tue 10/20

6:35 am-9:00 pm

2 stops20h 25m

$795

NewarkTrieste

EWR - TRS

EWRTRS

Newark

Thu 9/24

10:25 am-8:15 pm

2 stops27h 50m

Trieste Ronchi dei Legionari

Sun 10/4

5:00 pm-9:00 pm

2 stops34h 00m

$838

NewarkTrieste

EWR - TRS

EWRTRS

Newark

Sun 9/6

11:00 pm-6:30 pm

2 stops37h 30m

Trieste Ronchi dei Legionari

Tue 9/15

11:15 am-3:30 pm

2 stops34h 15m

$854

NewarkTrieste

EWR - TRS

EWRTRS

Newark

Sun 9/6

8:25 pm-11:05 pm

3 stops20h 40m

Trieste Ronchi dei Legionari

Tue 9/15

1:30 pm-3:30 pm

2 stops32h 00m

$860

NewarkTrieste

EWR - TRS

EWRTRS

Newark

Tue 9/15

5:30 pm-6:30 pm

2 stops19h 00m

Trieste Ronchi dei Legionari

Tue 9/29

7:15 pm-9:00 pm

2 stops31h 45m

$864

NewarkTrieste

EWR - TRS

EWRTRS

Newark

Sun 9/6

8:25 pm-11:05 pm

3 stops20h 40m

Trieste Ronchi dei Legionari

Tue 9/15

7:15 pm-9:00 pm

3 stops31h 45m

$879

NewarkTrieste

EWR - TRS

EWRTRS

Newark

Tue 9/15

5:30 pm-6:30 pm

2 stops19h 00m

Trieste Ronchi dei Legionari

Tue 9/29

6:35 am-9:00 pm

2 stops20h 25m

$884
Quickest round-trip

NewarkTrieste

EWR - TRS

EWRTRS

Newark

Mon 8/17

11:00 pm-10:55 pm

2 stops17h 55m

Trieste Ronchi dei Legionari

Fri 9/4

11:15 am-9:00 pm

2 stops15h 45m

$923

NewarkTrieste

EWR - TRS

EWRTRS

Newark

Wed 7/29

3:45 pm-3:00 pm

2 stops17h 15m

Trieste Ronchi dei Legionari

Fri 8/21

3:45 pm-9:00 pm

2 stops35h 15m

$940

NewarkTrieste

EWR - TRS

EWRTRS

Newark

Tue 9/15

2:30 pm-10:55 pm

3 stops26h 25m

Trieste Ronchi dei Legionari

Tue 9/29

7:15 pm-3:30 pm

2 stops26h 15m

$966

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 Newark 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

Can stopping save me money on Newark Airport to Trieste flights?

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

When to book flights from Newark Airport to Trieste

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

Cheap Newark Airport to Trieste (EWR to TRS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Newark Airport to Trieste

Fastest flight time

11h 10m

Direct flights

None
The fastest flight from Newark Airport to Trieste takes 11h 10m
There are no direct flights from Newark Airport to Trieste. There are no popular flight routes from Newark Airport to Trieste.
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Frequently asked questions about flying from Newark Airport to Trieste

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

    Trieste Ronchi dei Legionari is 4209.7 mi away from Newark. A reasonable flight in good conditions will take 11h 10m.

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

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

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

    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 Newark 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 required for your trip to Trieste Ronchi dei Legionari Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Trieste Ronchi dei Legionari Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from New York to Trieste. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Trieste from New York with this policy.

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?

Yes. momondo can track prices for New York 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.

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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
TAP AIR PORTUGAL
Lufthansa
SWISS
Scandinavian Airlines
British Airways
Delta