$483 Cheap Flights from Houston (IAH) to Trieste (TRS)

View $483 flight on Fri, Dec 5, 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Friuli Venezia Giulia Airport (TRS)

Cheap Flights from Houston to Trieste (IAH-TRS)

Prices were available within the past 7 days and start at $483 for one-way flights and $587 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Thu, Nov 27 - Thu, Dec 4
IAH
Houston
TRS
Trieste
$587 Roundtrip, found 5 days ago
$587
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Nov 27 from Houston to Trieste, returning Thu, Dec 4, priced at $587 found 5 days ago
Lufthansa
Sat, Jan 17 - Sat, Jan 24
IAH
Houston
TRS
Trieste
$588 Roundtrip, found 4 days ago
$588
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Sat, Jan 17 from Houston to Trieste, returning Sat, Jan 24, priced at $588 found 4 days ago
United
Thu, Nov 27 - Thu, Dec 4
IAH
Houston
TRS
Trieste
$592 Roundtrip, found 5 days ago
$592
Roundtrip
found 5 days ago
Select United flight, departing Thu, Nov 27 from Houston to Trieste, returning Thu, Dec 4, priced at $592 found 5 days ago
Air Canada
Thu, Nov 27 - Thu, Dec 4
IAH
Houston
TRS
Trieste
$593 Roundtrip, found 5 days ago
$593
Roundtrip
found 5 days ago
Select Air Canada flight, departing Thu, Nov 27 from Houston to Trieste, returning Thu, Dec 4, priced at $593 found 5 days ago
Air Canada
Sat, Jan 17 - Sat, Jan 24
IAH
Houston
TRS
Trieste
$594 Roundtrip, found 4 days ago
$594
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Jan 17 from Houston to Trieste, returning Sat, Jan 24, priced at $594 found 4 days ago
United
Tue, Jan 13 - Tue, Jan 27
IAH
Houston
TRS
Trieste
$599 Roundtrip, found 5 days ago
$599
Roundtrip
found 5 days ago
Select United flight, departing Tue, Jan 13 from Houston to Trieste, returning Tue, Jan 27, priced at $599 found 5 days ago
Air Canada
Thu, Nov 27 - Thu, Dec 4
IAH
Houston
TRS
Trieste
$600 Roundtrip, found 5 days ago
$600
Roundtrip
found 5 days ago
Select Air Canada flight, departing Thu, Nov 27 from Houston to Trieste, returning Thu, Dec 4, priced at $600 found 5 days ago
Air Canada
Sat, Jan 17 - Sat, Jan 24
IAH
Houston
TRS
Trieste
$601 Roundtrip, found 4 days ago
$601
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Jan 17 from Houston to Trieste, returning Sat, Jan 24, priced at $601 found 4 days ago
Turkish Airlines
Sat, Jan 17 - Sat, Jan 24
IAH
Houston
TRS
Trieste
$1,011 Roundtrip, found 4 days ago
$1,011
Roundtrip
found 4 days ago
Select Turkish Airlines flight, departing Sat, Jan 17 from Houston to Trieste, returning Sat, Jan 24, priced at $1,011 found 4 days ago
Brussels Airlines
Thu, Nov 27 - Thu, Dec 4
IAH
Houston
TRS
Trieste
$1,325 Roundtrip, found 5 days ago
$1,325
Roundtrip
found 5 days ago
Select Brussels Airlines flight, departing Thu, Nov 27 from Houston to Trieste, returning Thu, Dec 4, priced at $1,325 found 5 days ago

Alternative airports near Trieste

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Friuli Venezia Giulia TRS. Cheapest and Closest option available. Average driving time to city center is 33 minutes. Flights from $704
TRS
Friuli Venezia Giulia
CheapestClosest
Average driving time to city center33 min
Flights from $704

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Friuli Venezia Giulia Airport (TRS) cost?
Get a cheap one-way flight from $483 or cheap return flight from $587 from George Bush Intercontinental Airport (IAH) to Friuli Venezia Giulia Airport (TRS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Friuli Venezia Giulia Airport (TRS)?
The cheapest month to fly from IAH to TRS is November, when demand is low. Off-peak months are often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Friuli Venezia Giulia Airport (TRS)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from IAH to TRS. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from George Bush Intercontinental Airport (IAH) to Friuli Venezia Giulia Airport (TRS)?
Direct flights from George Bush Intercontinental Airport (IAH) to Friuli Venezia Giulia Airport (TRS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAH to TRS?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can vary based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Friuli Venezia Giulia Airport (TRS)?
To arrive at Friuli Venezia Giulia Airport (TRS) without delays, choose a flight that leaves from George Bush Intercontinental Airport (IAH) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Friuli Venezia Giulia Airport (TRS) last-minute?
Last-minute fares from IAH to TRS are usually more expensive. To secure the lowest rates, start looking for flights early. That being said, if you're flexible with your travel plans, it's possible to score a cheap ticket right before you leave.
Is it cheaper to book an IAH to TRS flight and hotel package?
Booking an IAH to TRS flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our impressive range of stays and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Friuli Venezia Giulia Airport (TRS)?
Typically, it's possible to reschedule or cancel your IAH to TRS flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Friuli Venezia Giulia
Airlines serving
Brussels Airlines, ITA Airways, Lufthansa, Turkish Airlines, United
Roundtrip price
$587
Distance
5567 mi

Book with confidence

Houston to Trieste Flights

The cheapest times to fly from Houston to Trieste

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Trieste are during the month of November. You can find some of the cheapest flights from Houston to Trieste with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Trieste

Sunday is one of the best days to book for cheap flights from Houston to Trieste: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Trieste

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Trieste in 2025. You can also book with separate airlines for your outbound and return journeys, from $483 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Trieste flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Trieste airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Houston to Trieste Flights

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*Available to One Key members.