Latest deals
Insights
FAQs
Price Alerts

Cheap flights from New Hampshire to Trieste from $349

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 Hampshire to Trieste departing on 9/7. 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
1 adult, Economy, 0 bags

Find the cheapest flights from New Hampshire to Trieste

Cheap round-trip flights

Enter your travel dates to find the best prices.
ITA Airways Logo
5:05 pm - 10:25 amBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
11h 20m1 stop Rome Fiumicino
ITA Airways Logo
7:15 pm - 1:40 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
24h 25m1 stop Rome Fiumicino
$756ITA Airways
Mon, Aug 24 - Mon, Aug 31
ITA Airways Logo
5:05 pm - 10:25 amBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
11h 20m1 stop Rome Fiumicino
ITA Airways Logo
6:35 am - 1:40 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
13h 05m1 stop Rome Fiumicino
$791ITA Airways
Thu, Aug 20 - Thu, Aug 27
Multiple Airlines Logo
3:35 pm - 8:15 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
22h 40m2 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat
Multiple Airlines Logo
7:15 pm - 9:26 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
32h 11m3 stops Rome Fiumicino Barcelona-El Prat Montreal Pierre Elliott Trudeau Intl
$800Multiple Airlines
Thu, Oct 15 - Tue, Oct 20
ITA Airways Logo
5:05 pm - 10:25 amBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
11h 20m1 stop Rome Fiumicino
ITA Airways Logo
7:15 pm - 1:40 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
24h 25m1 stop Rome Fiumicino
$816ITA Airways
Thu, Oct 15 - Tue, Oct 20
Multiple Airlines Logo
6:00 pm - 6:30 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
18h 30m2 stops Lisbon Humberto Delgado Rome Fiumicino
Multiple Airlines Logo
7:15 pm - 7:55 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
30h 40m2 stops Rome Fiumicino Lisbon Humberto Delgado
$828Multiple Airlines
Sun, Dec 6 - Thu, Dec 10
TAP AIR PORTUGAL Logo
10:10 pm - 6:30 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
14h 20m2 stops Lisbon Humberto Delgado Rome Fiumicino
TAP AIR PORTUGAL Logo
6:35 am - 7:55 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
19h 20m2 stops Rome Fiumicino Lisbon Humberto Delgado
$829TAP AIR PORTUGAL
Sun, Dec 6 - Thu, Dec 10
ITA Airways Logo
5:20 pm - 10:25 amBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
11h 05m1 stop Rome Fiumicino
ITA Airways Logo
11:15 am - 1:45 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
32h 30m1 stop Rome Fiumicino
$846ITA Airways
Sun, Dec 6 - Thu, Dec 10
Lufthansa Logo
8:05 pm - 10:15 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
20h 10m2 stops Munich Franz Josef Strauss Frankfurt am Main
Lufthansa Logo
6:15 am - 11:59 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
23h 44m2 stops Frankfurt am Main Washington, D.C. Dulles Intl
$982Lufthansa
Thu, Aug 20 - Thu, Aug 27
Lufthansa Logo
10:00 pm - 2:00 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
10h 00m1 stop Frankfurt am Main
Lufthansa Logo
6:20 am - 11:59 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
23h 39m2 stops Frankfurt am Main Washington, D.C. Dulles Intl
$1,000Lufthansa
Wed, Sep 2 - Tue, Sep 8
Lufthansa Logo
8:05 pm - 10:25 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
20h 20m2 stops Munich Franz Josef Strauss Frankfurt am Main
Lufthansa Logo
6:20 am - 11:59 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
23h 39m2 stops Frankfurt am Main Washington, D.C. Dulles Intl
$1,010Lufthansa
Wed, Sep 2 - Tue, Sep 8

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

ITA Airways flights from New Hampshire to Trieste

Our best ITA Airways deals on New Hampshire to Trieste flight tickets
ITA Airways
Aug 24
BOS5:05 pmBoston Logan Intl
11h 20m
1 stop
TRS10:25 amTrieste Ronchi dei Legionari
Aug 31
TRS7:15 pmTrieste Ronchi dei Legionari
24h 25m
1 stop
BOS1:40 pmBoston Logan Intl
$756
ITA Airways
Aug 20
BOS5:05 pmBoston Logan Intl
11h 20m
1 stop
TRS10:25 amTrieste Ronchi dei Legionari
Aug 27
TRS6:35 amTrieste Ronchi dei Legionari
13h 05m
1 stop
BOS1:40 pmBoston Logan Intl
$791
ITA Airways
Dec 6
BOS5:20 pmBoston Logan Intl
11h 05m
1 stop
TRS10:25 amTrieste Ronchi dei Legionari
Dec 10
TRS11:15 amTrieste Ronchi dei Legionari
32h 30m
1 stop
BOS1:45 pmBoston Logan Intl
$846

KLM flights from New Hampshire to Trieste

Our best KLM deals on New Hampshire to Trieste flight tickets
KLM
Dec 6
BOS1:00 pmBoston Logan Intl
19h 30m
2 stops
TRS2:30 pmTrieste Ronchi dei Legionari
Dec 10
TRS6:35 amTrieste Ronchi dei Legionari
14h 00m
1 stop
BOS2:35 pmBoston Logan Intl
$892
KLM
Aug 20
BOS3:14 pmBoston Logan Intl
21h 16m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
Aug 27
TRS6:35 amTrieste Ronchi dei Legionari
16h 13m
1 stop
BOS4:48 pmBoston Logan Intl
$941
KLM
Aug 24
BOS9:05 pmBoston Logan Intl
39h 30m
2 stops
TRS6:35 pmTrieste Ronchi dei Legionari
Aug 31
TRS6:35 amTrieste Ronchi dei Legionari
40h 15m
2 stops
BOS4:50 pmBoston Logan Intl
$995

momondo Fare Finder

 
Customize your flight search to find flights from New Hampshire 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 August 10, 2026.
Use the filters below to find and compare flights from New Hampshire to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonTrieste

BOS Boston Logan Intl - TRS Trieste Ronchi dei Legionari

BOSTRS

Boston Logan Intl

Mon 8/24

5:05 pm-10:25 am

1 stop11h 20m

Trieste Ronchi dei Legionari

Mon 8/31

7:15 pm-1:40 pm

1 stop24h 25m

$756
Quickest round-trip

BostonTrieste

BOS Boston Logan Intl - TRS Trieste Ronchi dei Legionari

BOSTRS

Boston Logan Intl

Thu 8/20

5:05 pm-10:25 am

1 stop11h 20m

Trieste Ronchi dei Legionari

Thu 8/27

6:35 am-1:40 pm

1 stop13h 05m

$791

BostonTrieste

BOS Boston Logan Intl - TRS Trieste Ronchi dei Legionari

BOSTRS

Boston Logan Intl

Thu 10/15

3:35 pm-8:15 pm

2 stops22h 40m

Trieste Ronchi dei Legionari

Tue 10/20

7:15 pm-9:26 pm

3 stops32h 11m

$800

BostonTrieste

BOS Boston Logan Intl - TRS Trieste Ronchi dei Legionari

BOSTRS

Boston Logan Intl

Thu 10/15

5:05 pm-10:25 am

1 stop11h 20m

Trieste Ronchi dei Legionari

Tue 10/20

7:15 pm-1:40 pm

1 stop24h 25m

$816

BostonTrieste

BOS Boston Logan Intl - TRS Trieste Ronchi dei Legionari

BOSTRS

Boston Logan Intl

Sun 12/6

6:00 pm-6:30 pm

2 stops18h 30m

Trieste Ronchi dei Legionari

Thu 12/10

7:15 pm-7:55 pm

2 stops30h 40m

$828

BostonTrieste

BOS Boston Logan Intl - TRS Trieste Ronchi dei Legionari

BOSTRS

Boston Logan Intl

Sun 12/6

10:10 pm-6:30 pm

2 stops14h 20m

Trieste Ronchi dei Legionari

Thu 12/10

6:35 am-7:55 pm

2 stops19h 20m

$829

BostonTrieste

BOS Boston Logan Intl - TRS Trieste Ronchi dei Legionari

BOSTRS

Boston Logan Intl

Sun 12/6

5:20 pm-10:25 am

1 stop11h 05m

Trieste Ronchi dei Legionari

Thu 12/10

11:15 am-1:45 pm

1 stop32h 30m

$846

BostonTrieste

BOS Boston Logan Intl - TRS Trieste Ronchi dei Legionari

BOSTRS

Boston Logan Intl

Thu 8/20

8:05 pm-10:15 pm

2 stops20h 10m

Trieste Ronchi dei Legionari

Thu 8/27

6:15 am-11:59 pm

2 stops23h 44m

$982

BostonTrieste

BOS Boston Logan Intl - TRS Trieste Ronchi dei Legionari

BOSTRS

Boston Logan Intl

Wed 9/2

10:00 pm-2:00 pm

1 stop10h 00m

Trieste Ronchi dei Legionari

Tue 9/8

6:20 am-11:59 pm

2 stops23h 39m

$1,000

BostonTrieste

BOS Boston Logan Intl - TRS Trieste Ronchi dei Legionari

BOSTRS

Boston Logan Intl

Wed 9/2

8:05 pm-10:25 pm

2 stops20h 20m

Trieste Ronchi dei Legionari

Tue 9/8

6:20 am-11:59 pm

2 stops23h 39m

$1,010

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

See travel insights to Trieste from

How to get the cheapest flight ticket from New Hampshire 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 airline that flies from New Hampshire to Trieste Ronchi dei Legionari?

KLM and Lufthansa are the most popular carriers operating from New Hampshire to Trieste Ronchi dei Legionari

Cheap New Hampshire to Trieste flight deals and tips

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

Fastest flight time

17h 34m

Direct flights

None
The fastest flight from New Hampshire to Trieste takes 17h 34m
There are no direct flights from New Hampshire to Trieste. There are no popular flight routes from New Hampshire to Trieste.
Search flight deals

Frequently asked questions about flying from New Hampshire to Trieste

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

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

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

  • How old do you have to be to fly from New Hampshire 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 New Hampshire 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 you'll need for your trip to Trieste Ronchi dei Legionari Airport 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 Trieste Ronchi dei Legionari Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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 Hampshire 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 Hampshire to Trieste for you.

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

All flight searches from New Hampshire to Trieste on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from New Hampshire 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 Hampshire.

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

Yes momondo offers price alerts on flights to Trieste from New Hampshire. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Trieste trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 9/9
Wed 9/16
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Italy

Cabin classes currently available on flights to Trieste

List of cabin classes available on flights landing in Trieste. Availability may vary depending on flight origin and airline.
First Class to Trieste
Business Class to Trieste