TRS - BOS

$438 Find Cheap Flights from Trieste to Boston - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$576
Typical prices: $613-$1,002
ITA Airways
Sun 11/11Thu 11/15
TRS - BOS • 1 stop
Cheapest one-way
$438
Typical prices: $312-$897
Multiple Airlines
Fri 12/21
TRS - BOS • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Trieste and Boston. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
September
Cheapest • 20% price drop
May
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Frankfurt am Main (FRA)
Cheapest • Avg $750 (round-trip)
Rome Fiumicino (FCO)
Shortest trip • 15h 30m (one-way)
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Insights
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Flight Deals

Cheap Flights from Trieste to Boston (TRS-BOS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Trieste to Boston

Wed, Nov 11 - Sun, Nov 15
ITA Airways Logo
6:35 am - 1:45 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
13h 10m1 stop Rome Fiumicino
ITA Airways Logo
5:20 pm - 6:30 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
19h 10m1 stop Rome Fiumicino
$576ITA Airways
Wed, Nov 11 - Sun, Nov 15
Air France Logo
3:15 pm - 2:31 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
29h 16m1 stop Rome Fiumicino
Air France Logo
9:30 pm - 2:30 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
35h 00m2 stops New York John F Kennedy Intl Rome Fiumicino
$628Air France
Fri, Nov 20 - Mon, Nov 30
Air France Logo
6:35 am - 10:55 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
22h 20m2 stops Rome Fiumicino New York John F Kennedy Intl
Air France Logo
6:45 pm - 6:30 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
17h 45m1 stop Rome Fiumicino
$634Air France
Fri, Nov 20 - Mon, Nov 30
Air France Logo
6:35 am - 10:55 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
22h 20m2 stops Rome Fiumicino New York John F Kennedy Intl
Air France Logo
5:05 pm - 2:30 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
15h 25m2 stops New York John F Kennedy Intl Rome Fiumicino
$638Air France
Sat, Nov 14 - Wed, Nov 18
KLM Logo
6:35 am - 2:31 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
13h 56m1 stop Rome Fiumicino
KLM Logo
8:55 pm - 2:30 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
35h 35m2 stops Amsterdam Schiphol Rome Fiumicino
$701KLM
Fri, Nov 20 - Mon, Nov 30
Multiple Airlines Logo
7:15 pm - 5:50 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
28h 35m3 stops Rome Fiumicino Paris Charles de Gaulle Reykjavik Keflavik Intl
Multiple Airlines Logo
7:50 pm - 10:25 amBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
32h 35m3 stops Reykjavik Keflavik Intl Paris Charles de Gaulle Rome Fiumicino
$869Multiple Airlines
Sat, Nov 14 - Wed, Nov 18
Air France Logo
6:35 am - 2:31 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
13h 56m1 stop Rome Fiumicino
Air France Logo
6:45 pm - 10:55 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
22h 10m1 stop Rome Fiumicino
$872Air France
Fri, Jan 8 - Wed, Jan 13
Multiple Airlines Logo
3:05 pm - 2:55 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
29h 50m2 stops Sevilla Lisbon Humberto Delgado
Multiple Airlines Logo
9:10 pm - 10:00 amBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
30h 50m1 stop Dublin
$873Multiple Airlines
Fri, Nov 20 - Mon, Nov 30
Multiple Airlines Logo
1:35 pm - 2:55 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
31h 20m2 stops Barcelona-El Prat Lisbon Humberto Delgado
Multiple Airlines Logo
10:10 pm - 10:55 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
18h 45m3 stops Lisbon Humberto Delgado Madrid Barajas Rome Fiumicino
$894Multiple Airlines
Sun, Dec 13 - Sun, Dec 20
KLM Logo
6:35 am - 2:35 pmTRS  Trieste Ronchi dei Legionari-BOS Boston Logan Intl
14h 00m1 stop Rome Fiumicino
KLM Logo
5:00 pm - 2:30 pmBOS  Boston Logan Intl-TRS Trieste Ronchi dei Legionari
39h 30m2 stops New York John F Kennedy Intl Rome Fiumicino
$900KLM
Booking Insights

Price, demand and travel trends for Trieste to Boston flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Trieste to Boston?

Round-trip flights from Trieste to Boston typically range from $613 to $1,002. The lowest price found in the past 5 days was $576, on ITA Airways.

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Key details for Trieste to Boston flights

Cheapest flight

$438
One-way flight from Trieste to Boston

When to book flights from Trieste to Boston

Are your dates flexible? Find out the best times to travel from Trieste to Boston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Trieste to Boston flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Trieste to Boston?

    Two cabin classes are available on flights from Trieste to Boston:

    • Economy Class
    • Premium Economy Class

  • How long is a flight from Trieste to Boston?

    A nonstop flight from Trieste to Boston takes 00m, covering 3,992 miles.

  • Do I need a passport to fly from Trieste to Boston?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Trieste to Boston changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $576 to $1,836. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Trieste to Boston looking right now?

    One-way fares from Trieste to Boston are currently lower than usual. Average one-way flight prices are about $534, which is 21% below the typical average for this route.

  • What car rental options are available at Boston Logan Intl Airport (BOS)?

    Boston Logan Intl Airport (BOS) hosts 5 major car rental companies, with daily rates starting from around $23 for economy cars. Top options include:

    • Dollar
    • Hertz
    • Budget
    • Thrifty
    • Sixt

  • Which airports can I use when flying from Trieste to Boston?

    Flights from Trieste to Boston usually depart from Trieste Ronchi dei Legionari (TRS) and arrive at Boston Logan Intl (BOS).

  • Which airports do connecting flights from Trieste to Boston pass through?

    Connecting flights from Trieste to Boston most commonly pass through:

    • Rome Fiumicino (FCO) - 67% of one-stop connections
    • Frankfurt am Main (FRA) - 33% of one-stop connections

  • Can I save money by using flexible dates for flights from Trieste to Boston?

    Yes. Flexible dates can save you up to 39% on flights from Trieste to Boston. Friday is the cheapest departure day at $613 round-trip on average, while Tuesday is the most expensive at $1,002, a difference of $389.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Trieste to Boston?

    Flying via Frankfurt am Main (FRA) gives the shortest average 1-stop total travel time at 13h 21m, compared with 15h 30m via Rome Fiumicino (FCO).

  • What is the time difference between Trieste and Boston?

    Boston is 5 hours behind Trieste (Eastern Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Boston?

    Some of the most popular sights in Boston are TD Garden, Fenway Park and Boston Common. These are among the most viewed places in Boston on KAYAK.

Your guide to booking Trieste to Boston flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Tuesday. On this route, Friday flights average $613, about $389 less than Tuesday fares (39% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Trieste to Boston trip for September. Fares historically average $613 round-trip in that month - typically $394 less than the most expensive month, which is January (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Boston Logan Intl Airport.

    • Hyatt Regency Boston Harbor
    • Hilton Garden Inn Boston Logan Airport
    • Hilton Boston Logan Airport

More options for your flight from Trieste to Boston

Complete your trip to Boston with a hotel stay or car rental

Car rentals in Boston
Hotels in Boston
Vacations in Boston