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Cheap flights from New Hampshire to Trieste from $358

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 9/9. 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 Hampshire to Trieste

Cheap round-trip flights

Enter your travel dates to find the best prices.
ITA Airways Logo
5:05 pm - 6:30 pm
BOS
-
TRS
19h 25m
1 stop
ITA Airways Logo
11:15 am - 1:40 pm
TRS
-
BOS
32h 25m
1 stop
$590ITA Airways
Mon, Sep 7 - Mon, Sep 14
ITA Airways Logo
5:05 pm - 2:30 pm
BOS
-
TRS
15h 25m
1 stop
ITA Airways Logo
11:15 am - 1:40 pm
TRS
-
BOS
32h 25m
1 stop
$647ITA Airways
Tue, May 12 - Tue, May 19
Lufthansa Logo
5:45 pm - 1:55 pm
BOS
-
TRS
14h 10m
1 stop
Lufthansa Logo
2:50 pm - 3:40 pm
TRS
-
BOS
30h 50m
1 stop
$664Lufthansa
Mon, Apr 20 - Mon, Apr 27
Multiple Airlines Logo
10:40 am - 1:55 pm
BOS
-
TRS
21h 15m
2 stops
Multiple Airlines Logo
2:50 pm - 3:40 pm
TRS
-
BOS
30h 50m
1 stop
$672Multiple Airlines
Mon, Sep 7 - Mon, Sep 14
Lufthansa Logo
8:05 pm - 10:25 pm
BOS
-
TRS
20h 20m
2 stops
Lufthansa Logo
2:50 pm - 3:40 pm
TRS
-
BOS
30h 50m
1 stop
$674Lufthansa
Mon, Apr 20 - Mon, Apr 27
Lufthansa Logo
8:05 pm - 10:15 pm
BOS
-
TRS
20h 10m
2 stops
Lufthansa Logo
6:20 am - 3:40 pm
TRS
-
BOS
15h 20m
1 stop
$677Lufthansa
Tue, May 12 - Tue, May 19
Lufthansa Logo
8:05 pm - 10:15 pm
BOS
-
TRS
20h 10m
2 stops
Lufthansa Logo
6:20 am - 7:11 pm
TRS
-
BOS
18h 51m
2 stops
$681Lufthansa
Tue, May 12 - Tue, May 19
Multiple Airlines Logo
10:50 pm - 3:00 pm
BOS
-
TRS
34h 10m
1 stop
Multiple Airlines Logo
1:30 pm - 9:05 pm
TRS
-
BOS
13h 35m
1 stop
$687Multiple Airlines
Tue, May 12 - Tue, May 19
United Airlines Logo
2:30 pm - 10:25 am
MHT
-
TRS
13h 55m
2 stops
United Airlines Logo
6:35 am - 6:56 pm
TRS
-
MHT
18h 21m
2 stops
$2,085United Airlines
Wed, Apr 15 - Sun, Apr 19
United Airlines Logo
2:30 pm - 10:25 am
MHT
-
TRS
13h 55m
2 stops
United Airlines Logo
6:35 am - 6:56 pm
TRS
-
MHT
18h 21m
2 stops
$2,149United Airlines
Wed, Apr 15 - Sun, Apr 19

ITA Airways flights from New Hampshire to Trieste

Our best ITA Airways deals on New Hampshire to Trieste flight tickets
ITA Airways
Sep 7
BOS5:05 pmBoston Logan Intl
19h 25m
1 stop
TRS6:30 pmTrieste Ronchi dei Legionari
Sep 14
TRS11:15 amTrieste Ronchi dei Legionari
32h 25m
1 stop
BOS1:40 pmBoston Logan Intl
$590
ITA Airways
May 12
BOS5:05 pmBoston Logan Intl
15h 25m
1 stop
TRS2:30 pmTrieste Ronchi dei Legionari
May 19
TRS11:15 amTrieste Ronchi dei Legionari
32h 25m
1 stop
BOS1:40 pmBoston Logan Intl
$647
ITA Airways
Apr 30
BOS5:05 pmBoston Logan Intl
11h 20m
1 stop
TRS10:25 amTrieste Ronchi dei Legionari
May 7
TRS7:15 pmTrieste Ronchi dei Legionari
24h 25m
1 stop
BOS1:40 pmBoston Logan Intl
$750

United Airlines flights from New Hampshire to Trieste

Our best United Airlines deals on New Hampshire to Trieste flight tickets
United Airlines
Aug 5
BOS9:30 amBoston Logan Intl
18h 55m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Aug 13
TRS6:35 amTrieste Ronchi dei Legionari
18h 41m
2 stops
BOS7:16 pmBoston Logan Intl
$946
United Airlines
Apr 15
MHT2:30 pmManchester
13h 55m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Apr 19
TRS6:35 amTrieste Ronchi dei Legionari
18h 21m
2 stops
MHT6:56 pmManchester
$2,085
United Airlines
Apr 15
MHT2:30 pmManchester
13h 55m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Apr 19
TRS6:35 amTrieste Ronchi dei Legionari
18h 21m
2 stops
MHT6:56 pmManchester
$2,149

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 March 17, 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 - TRS

BOSTRS

Boston Logan Intl

Mon 9/7

5:05 pm-6:30 pm

1 stop19h 25m

Trieste Ronchi dei Legionari

Mon 9/14

11:15 am-1:40 pm

1 stop32h 25m

$590

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Tue 5/12

5:05 pm-2:30 pm

1 stop15h 25m

Trieste Ronchi dei Legionari

Tue 5/19

11:15 am-1:40 pm

1 stop32h 25m

$647

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Mon 4/20

5:45 pm-1:55 pm

1 stop14h 10m

Trieste Ronchi dei Legionari

Mon 4/27

2:50 pm-3:40 pm

1 stop30h 50m

$664

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Mon 9/7

10:40 am-1:55 pm

2 stops21h 15m

Trieste Ronchi dei Legionari

Mon 9/14

2:50 pm-3:40 pm

1 stop30h 50m

$672

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Mon 4/20

8:05 pm-10:25 pm

2 stops20h 20m

Trieste Ronchi dei Legionari

Mon 4/27

2:50 pm-3:40 pm

1 stop30h 50m

$674

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Tue 5/12

8:05 pm-10:15 pm

2 stops20h 10m

Trieste Ronchi dei Legionari

Tue 5/19

6:20 am-3:40 pm

1 stop15h 20m

$677

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Tue 5/12

8:05 pm-10:15 pm

2 stops20h 10m

Trieste Ronchi dei Legionari

Tue 5/19

6:20 am-7:11 pm

2 stops18h 51m

$681

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Tue 5/12

10:50 pm-3:00 pm

1 stop34h 10m

Trieste Ronchi dei Legionari

Tue 5/19

1:30 pm-9:05 pm

1 stop13h 35m

$687
Quickest round-trip

ManchesterTrieste

MHT - TRS

MHTTRS

Manchester

Wed 4/15

2:30 pm-10:25 am

2 stops13h 55m

Trieste Ronchi dei Legionari

Sun 4/19

6:35 am-6:56 pm

2 stops18h 21m

$2,085

ManchesterTrieste

MHT - TRS

MHTTRS

Manchester

Wed 4/15

2:30 pm-10:25 am

2 stops13h 55m

Trieste Ronchi dei Legionari

Sun 4/19

6:35 am-6:56 pm

2 stops18h 21m

$2,149

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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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?

Lufthansa is the most popular carrier 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

13h 55m

Direct flights

None
The fastest flight from New Hampshire to Trieste takes 13h 55m
There are no direct flights from New Hampshire to Trieste. There are no popular flight routes from New Hampshire to Trieste.
Search flight deals

  • 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.

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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