IAH - TRS

$747 Find Cheap Flights from Houston to Trieste - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$747
Typical prices: $830-$1,219
ITA Airways
Sun 11/25Thu 12/13
IAH - TRS • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Houston George Bush Intcntl Airport and Trieste. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
August
Cheapest • 21% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Frankfurt am Main (FRA)
Cheapest • Avg $953 (round-trip)
Rome Fiumicino (FCO)
Shortest trip • 14h 59m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Trieste!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Houston to Trieste (IAH-TRS)

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

Recent round-trip flight deals from Houston to Trieste

Wed, Nov 25 - Sun, Dec 13
ITA Airways Logo
6:25 pm - 10:55 pmIAH  Houston George Bush Intcntl-TRS Trieste Ronchi dei Legionari
21h 30m1 stop Rome Fiumicino
ITA Airways Logo
7:15 pm - 4:00 pmTRS  Trieste Ronchi dei Legionari-IAH Houston George Bush Intcntl
27h 45m1 stop Rome Fiumicino
$747ITA Airways
Wed, Nov 25 - Sun, Dec 13
Multiple Airlines Logo
5:40 pm - 2:30 pmIAH  Houston George Bush Intcntl-TRS Trieste Ronchi dei Legionari
37h 50m2 stops New York John F Kennedy Intl Rome Fiumicino
Multiple Airlines Logo
11:15 am - 4:00 pmTRS  Trieste Ronchi dei Legionari-IAH Houston George Bush Intcntl
35h 45m1 stop Rome Fiumicino
$796Multiple Airlines
Wed, Nov 25 - Sun, Dec 13
KLM Logo
11:35 am - 2:30 pmIAH  Houston George Bush Intcntl-TRS Trieste Ronchi dei Legionari
19h 55m2 stops Detroit Metropolitan Wayne County Rome Fiumicino
KLM Logo
6:35 am - 10:06 pmTRS  Trieste Ronchi dei Legionari-IAH Houston George Bush Intcntl
22h 31m2 stops Rome Fiumicino Atlanta Hartsfield-Jackson
$949KLM
Wed, Nov 25 - Sun, Dec 13
Multiple Airlines Logo
9:17 am - 6:30 pmIAH  Houston George Bush Intcntl-TRS Trieste Ronchi dei Legionari
26h 13m3 stops Chicago O'Hare Intl Lisbon Humberto Delgado Rome Fiumicino
Multiple Airlines Logo
9:55 am - 7:17 pmTRS  Trieste Ronchi dei Legionari-IAH Houston George Bush Intcntl
40h 22m3 stops Palermo Punta Raisi Istanbul Chicago O'Hare Intl
$1,225Multiple Airlines
Wed, Nov 25 - Sun, Dec 13
Multiple Airlines Logo
11:50 am - 3:45 pmIAH  Houston George Bush Intcntl-TRS Trieste Ronchi dei Legionari
20h 55m2 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat
Multiple Airlines Logo
9:55 am - 7:17 pmTRS  Trieste Ronchi dei Legionari-IAH Houston George Bush Intcntl
40h 22m3 stops Palermo Punta Raisi Istanbul Chicago O'Hare Intl
$1,332Multiple Airlines
Mon, Dec 7 - Fri, Dec 11
United Airlines Logo
7:20 am - 10:25 amIAH  Houston George Bush Intcntl-TRS Trieste Ronchi dei Legionari
20h 05m2 stops Chicago O'Hare Intl Rome Fiumicino
United Airlines Logo
6:35 am - 9:34 pmTRS  Trieste Ronchi dei Legionari-IAH Houston George Bush Intcntl
21h 59m2 stops Rome Fiumicino Montreal Pierre Elliott Trudeau Intl
$1,578United Airlines
Booking Insights

Price, demand and travel trends for Houston George Bush Intcntl Airport to Trieste 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 Houston George Bush Intcntl Airport to Trieste?

Round-trip flights from Houston George Bush Intcntl Airport to Trieste typically range from $830 to $1,219. The lowest price found in the past 5 days was $747, on ITA Airways.

Find deals

Key details for Houston George Bush Intcntl Airport to Trieste flights

Cheapest flight

$747
Round-trip flight from Houston George Bush Intcntl Airport to Trieste

When to book flights from Houston to Trieste

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

Your Houston George Bush Intcntl Airport to Trieste flight questions, answered

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

  • How long is a flight from Houston George Bush Intcntl Airport to Trieste?

    A nonstop flight from Houston George Bush Intcntl Airport to Trieste takes 00m, covering 5,564 miles.

  • Do I need a passport to fly from Houston George Bush Intcntl Airport to Trieste?

    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.

  • How much should I expect to pay for a Houston George Bush Intcntl Airport to Trieste flight?

    Round-trip flights from Houston George Bush Intcntl Airport to Trieste range from $830 to $1,219, with an average of $1,006 over the past 12 months. Anything below $830 counts as a good deal.

  • Have flight prices from Houston George Bush Intcntl Airport to Trieste 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 $747 to $7,284. That means the highest observed fare was about 10x higher than the lowest one.

  • What car rental options are available at Trieste Ronchi dei Legionari Airport (TRS)?

    Trieste Ronchi dei Legionari Airport (TRS) hosts 5 major car rental companies, with daily rates starting from around $10 for economy cars. Top options include:

    • DRIVALIA
    • NOLEGGIARE
    • SICILY BY CAR
    • Europcar
    • Budget

  • Which airports can I use when flying from Houston George Bush Intcntl Airport to Trieste?

    Flights from Houston George Bush Intcntl Airport to Trieste usually depart from Houston George Bush Intcntl (IAH) and arrive at Trieste Ronchi dei Legionari (TRS).

  • Which airports do connecting flights from Houston George Bush Intcntl Airport to Trieste pass through?

    Connecting flights from Houston George Bush Intcntl Airport to Trieste most commonly pass through:

    • Frankfurt am Main (FRA) - 74% of one-stop connections
    • Rome Fiumicino (FCO) - 26% of one-stop connections

  • Can I save money by using flexible dates for flights from Houston George Bush Intcntl Airport to Trieste?

    Yes. Flexible dates can save you up to 44% on flights from Houston George Bush Intcntl Airport to Trieste. Sunday is the cheapest departure day at $686 round-trip on average, while Wednesday is the most expensive at $1,219, a difference of $533.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Houston George Bush Intcntl Airport to Trieste?

    Flying via Rome Fiumicino (FCO) gives the shortest average 1-stop total travel time at 14h 59m, compared with 15h 10m via Frankfurt am Main (FRA).

  • What is the time difference between Houston George Bush Intcntl Airport and Trieste?

    Trieste is 6 hours ahead of Houston George Bush Intcntl Airport (Central European Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Houston George Bush Intcntl Airport to Trieste 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 Sunday departure and avoid flying on Wednesday. On this route, Sunday flights average $686, about $533 less than Wednesday fares (44% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Houston George Bush Intcntl Airport to Trieste trip for August. Fares historically average $794 round-trip in that month - typically $484 less than the most expensive month, which is June (based on the last 12 months).

More options for your flight from Houston to Trieste

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

Car rentals in Trieste
Hotels in Trieste