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Cheap flights from Massachusetts to Trieste from $439

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Massachusetts to Trieste departing on 11/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Massachusetts to Trieste

Cheap round-trip flights

ITA Airways Logo
5:20 pm - 6:30 pmBOS-TRS
19h 10m1 stop
ITA Airways Logo
6:35 am - 1:45 pmTRS-BOS
13h 10m1 stop
$439ITA Airways
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Sun, Nov 9 - Sun, Nov 16
Logo
10:00 pm - 10:35 pmBOS-TRS
18h 35m1 stop
Logo
6:30 am - 9:25 pmTRS-BOS
20h 55m2 stops
$495
Find Deal
Wed, Sep 24 - Tue, Sep 30
Logo
5:50 pm - 2:05 pmBOS-TRS
14h 15m1 stop
Logo
2:45 pm - 4:00 pmTRS-BOS
31h 15m1 stop
$508
Find Deal
Mon, Aug 25 - Mon, Sep 1
Lufthansa Logo
10:00 pm - 10:35 pmBOS-TRS
18h 35m1 stop
Lufthansa Logo
6:30 am - 4:00 pmTRS-BOS
15h 30m1 stop
$515Lufthansa
Find Deal
Wed, Sep 24 - Tue, Sep 30
KLM Logo
3:19 pm - 6:30 pmBOS-TRS
21h 11m2 stops
KLM Logo
3:15 pm - 4:35 pmTRS-BOS
31h 20m1 stop
$533KLM
Find Deal
Mon, Aug 25 - Mon, Sep 1
Lufthansa Logo
8:05 pm - 10:25 pmBOS-TRS
20h 20m2 stops
Lufthansa Logo
2:45 pm - 4:00 pmTRS-BOS
31h 15m1 stop
$534Lufthansa
Find Deal
Mon, Aug 25 - Mon, Sep 1
Logo
4:19 pm - 2:00 pmBOS-TRS
15h 41m2 stops
Logo
3:00 pm - 1:25 pmTRS-BOS
28h 25m1 stop
$544
Find Deal
Sun, Nov 9 - Sun, Nov 16
TAP AIR PORTUGAL Logo
10:45 pm - 10:55 pmBOS-TRS
18h 10m2 stops
TAP AIR PORTUGAL Logo
3:15 pm - 2:30 pmTRS-BOS
29h 15m2 stops
$853TAP AIR PORTUGAL
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Sat, Dec 27 - Wed, Dec 31
Austrian Airlines Logo
5:10 pm - 10:25 amBOS-TRS
35h 15m2 stops
Austrian Airlines Logo
7:15 pm - 1:50 pmTRS-BOS
48h 35m2 stops
$1,021Austrian Airlines
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Mon, Sep 8 - Wed, Sep 17
Austrian Airlines Logo
5:10 pm - 10:55 pmBOS-TRS
47h 45m2 stops
Austrian Airlines Logo
6:35 am - 1:50 pmTRS-BOS
37h 15m2 stops
$1,030Austrian Airlines
Find Deal
Fri, Sep 26 - Fri, Oct 3

Lufthansa flights from Massachusetts to Trieste

Our best Lufthansa deals on Massachusetts to Trieste flight tickets
Lufthansa
Sep 24
BOS10:00 pmBoston Logan Intl
18h 35m
1 stop
TRS10:35 pmTrieste Ronchi dei Legionari
Sep 30
TRS6:30 amTrieste Ronchi dei Legionari
15h 30m
1 stop
BOS4:00 pmBoston Logan Intl
$515
Find similar
Lufthansa
Aug 25
BOS8:05 pmBoston Logan Intl
20h 20m
2 stops
TRS10:25 pmTrieste Ronchi dei Legionari
Sep 1
TRS2:45 pmTrieste Ronchi dei Legionari
31h 15m
1 stop
BOS4:00 pmBoston Logan Intl
$534
Find similar
Lufthansa
Aug 17
BOS5:50 pmBoston Logan Intl
14h 15m
1 stop
TRS2:05 pmTrieste Ronchi dei Legionari
Aug 25
TRS2:45 pmTrieste Ronchi dei Legionari
34h 10m
2 stops
BOS6:55 pmBoston Logan Intl
$549
Find similar

Austrian Airlines flights from Massachusetts to Trieste

Our best Austrian Airlines deals on Massachusetts to Trieste flight tickets
Austrian Airlines
Sep 8
BOS5:10 pmBoston Logan Intl
35h 15m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Sep 17
TRS7:15 pmTrieste Ronchi dei Legionari
48h 35m
2 stops
BOS1:50 pmBoston Logan Intl
$1,021
Find similar
Austrian Airlines
Sep 26
BOS5:10 pmBoston Logan Intl
47h 45m
2 stops
TRS10:55 pmTrieste Ronchi dei Legionari
Oct 3
TRS6:35 amTrieste Ronchi dei Legionari
37h 15m
2 stops
BOS1:50 pmBoston Logan Intl
$1,030
Find similar
Austrian Airlines
Dec 26
BOS6:25 pmBoston Logan Intl
18h 05m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
Jan 5
TRS11:15 amTrieste Ronchi dei Legionari
32h 50m
2 stops
BOS2:05 pmBoston Logan Intl
$1,066
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Massachusetts 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 12, 2025.
Use the filters below to find and compare flights from Massachusetts to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Sun 11/9

5:20 pm-6:30 pm

1 stop19h 10m

Trieste Ronchi dei Legionari

Sun 11/16

6:35 am-1:45 pm

1 stop13h 10m

$439

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Wed 9/24

10:00 pm-10:35 pm

1 stop18h 35m

Trieste Ronchi dei Legionari

Tue 9/30

6:30 am-9:25 pm

2 stops20h 55m

$495

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Mon 8/25

5:50 pm-2:05 pm

1 stop14h 15m

Trieste Ronchi dei Legionari

Mon 9/1

2:45 pm-4:00 pm

1 stop31h 15m

$508

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Wed 9/24

10:00 pm-10:35 pm

1 stop18h 35m

Trieste Ronchi dei Legionari

Tue 9/30

6:30 am-4:00 pm

1 stop15h 30m

$515

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Mon 8/25

3:19 pm-6:30 pm

2 stops21h 11m

Trieste Ronchi dei Legionari

Mon 9/1

3:15 pm-4:35 pm

1 stop31h 20m

$533

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Mon 8/25

8:05 pm-10:25 pm

2 stops20h 20m

Trieste Ronchi dei Legionari

Mon 9/1

2:45 pm-4:00 pm

1 stop31h 15m

$534

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Sun 11/9

4:19 pm-2:00 pm

2 stops15h 41m

Trieste Ronchi dei Legionari

Sun 11/16

3:00 pm-1:25 pm

1 stop28h 25m

$544

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Sat 12/27

10:45 pm-10:55 pm

2 stops18h 10m

Trieste Ronchi dei Legionari

Wed 12/31

3:15 pm-2:30 pm

2 stops29h 15m

$853

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Mon 9/8

5:10 pm-10:25 am

2 stops35h 15m

Trieste Ronchi dei Legionari

Wed 9/17

7:15 pm-1:50 pm

2 stops48h 35m

$1,021

BostonTrieste

BOS - TRS

BOSTRS

Boston Logan Intl

Fri 9/26

5:10 pm-10:55 pm

2 stops47h 45m

Trieste Ronchi dei Legionari

Fri 10/3

6:35 am-1:50 pm

2 stops37h 15m

$1,030

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to Trieste from

How to get the cheapest flight ticket from Massachusetts 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 day to depart on your flight to Trieste?

The cheapest day to depart on your flight to Trieste is on a Tuesday when prices can be found for as low as $800. This is often the case because there is less demand to fly during this day of the week. Flights from Massachusetts to Trieste on a Wednesday will generally be more expensive and average around $1,206. 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 Massachusetts to Trieste during this time can be as low as $1,048. Flights to Trieste are more costly in the evening, with an average ticket price of $1,147. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Massachusetts to Trieste flight deals and tips

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

Best Price Found

$1,306

Fastest flight time

14h 15m

Direct flights

None

Airports in Trieste

1 airport
The best one-way flight to Trieste from Massachusetts in the past 72 hours is $1,306. The best round-trip flight deal from Massachusetts to Trieste found on momondo in the last 72 hours is $439.
The fastest flight from Massachusetts to Trieste takes 14h 15m
There are no direct flights from Massachusetts to Trieste. Popular non-direct route for this connection is Boston Logan Intl Airport - Trieste Ronchi dei Legionari Airport.
There is 1 airport near Trieste: Trieste Ronchi dei Legionari (TRS)
Search flight deals

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

    Prices for flights from Massachusetts to Trieste Ronchi dei Legionari Airport refresh daily.

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

  • How old do you have to be to fly from Massachusetts 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 Massachusetts 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.

Best airlines flying from Massachusetts to Trieste

Compare and see reviews for airlines that fly from Massachusetts to Trieste with momondo
Airline
Rating
Free Cancellation
Price
ITA AirwaysPriceFrom $427Free CancellationRating
6.7
1,018 reviews
Search ITA Airways flights
LufthansaPriceFrom $513Free CancellationRating
6.8
7,317 reviews
Search Lufthansa flights

Traveling to a place near Trieste?

Book flights to Trieste if you plan to visit one of these locations
Grado
Udine

Why use momondo?

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

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

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

How can momondo help me find flights from Massachusetts 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 Massachusetts.

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

Of course. momondo tracks the price of Massachusetts to Trieste flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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