HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Trieste

$288+ Cheap flights from George Bush Intcntl (IAH) to Trieste (TRS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — TRS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from George Bush Intcntl to Trieste with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from George Bush Intcntl to Trieste

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Trieste (TRS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$637
(FlightHub)

One-way from

$288
(Kiwi.com)
From Houston George Bush Intcntl to Trieste Ronchi dei Legionari
Search Deals
One-way flight from Houston George Bush Intcntl to Trieste Ronchi dei Legionari
Search Deals

Find flight deals from George Bush Intcntl to Trieste

Cheapest flights from George Bush Intcntl to Trieste
Explore the most affordable flight options available from George Bush Intcntl to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This FlightHub deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/512:08 pmIAH - TRS
2 stops19h 22mITA Airways
Tue 11/187:15 pmTRS - IAH
2 stops32h 35mITA Airways
Deal found 9/11$637
This Cheapflightsfares deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:30 pmIAH - TRS
1 stop23h 10mLufthansa
Tue 11/186:25 amTRS - IAH
1 stop15h 10mLufthansa
Deal found 9/11$661
This Gurufare deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:20 pmIAH - TRS
1 stop21h 05mLufthansa
Fri 10/176:30 amTRS - IAH
1 stop14h 05mLufthansa
Deal found 9/10$917
This FlightHub deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1012:05 pmIAH - TRS
2 stops27h 50mITA Airways
Fri 10/176:35 amTRS - IAH
2 stops19h 27mITA Airways
Deal found 9/10$1,004
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/107:21 amIAH - TRS
2 stops21h 09mMultiple Airlines
Fri 10/173:15 pmTRS - IAH
3 stops34h 50mMultiple Airlines
Deal found 9/10$1,439

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Trieste that are best for you.

Fly from

George Bush Intcntl

Fly to

Trieste

Route

Depart

Return

Price

HoustonTrieste

IAH - TRS

IAHTRS

Houston George Bush Intcntl

Wed 11/5

12:08 pm-2:30 pm

2 stops19h 22m

Trieste Ronchi dei Legionari

Tue 11/18

7:15 pm-8:50 pm

2 stops32h 35m

$637

HoustonTrieste

IAH - TRS

IAHTRS

Houston George Bush Intcntl

Wed 11/5

4:30 pm-10:40 pm

1 stop23h 10m

Trieste Ronchi dei Legionari

Tue 11/18

6:25 am-2:35 pm

1 stop15h 10m

$661

HoustonTrieste

IAH - TRS

IAHTRS

Houston George Bush Intcntl

Fri 10/10

6:20 pm-10:25 pm

1 stop21h 05m

Trieste Ronchi dei Legionari

Fri 10/17

6:30 am-1:35 pm

1 stop14h 05m

$917

HoustonTrieste

IAH - TRS

IAHTRS

Houston George Bush Intcntl

Fri 10/10

12:05 pm-10:55 pm

2 stops27h 50m

Trieste Ronchi dei Legionari

Fri 10/17

6:35 am-7:02 pm

2 stops19h 27m

$1,004

HoustonTrieste

IAH - TRS

IAHTRS

Houston George Bush Intcntl

Fri 10/10

7:21 am-11:30 am

2 stops21h 09m

Trieste Ronchi dei Legionari

Fri 10/17

3:15 pm-7:05 pm

3 stops34h 50m

$1,439

HoustonTrieste

IAH - TRS

IAHTRS

Houston George Bush Intcntl

Tue 10/7

5:25 am-7:45 pm

3 stops31h 20m

$288

HoustonTrieste

IAH - TRS

IAHTRS

Houston George Bush Intcntl

Tue 10/7

3:35 pm-2:05 pm

1 stop15h 30m

$593

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from George Bush Intcntl to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from George Bush Intcntl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Trieste

Get insights into the airlines that provide service to Trieste. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Trieste. Reviews last updated September 11, 2025.
See what other customers who have flown with Lufthansa from Houston George Bush Intcntl Airport to Trieste have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,409 reviews

Entertainment

6.4

Food

6.3

Overall

6.8

Comfort

6.8

Boarding

7.0

Crew

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.
Lufthansa
6.8
Okay
7,409 reviews
Lufthansa
6.8
Okay
7,409 reviews

Entertainment

6.4

Food

6.3

Overall

6.8

Comfort

6.8

Boarding

7.0

Crew

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Trieste. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Trieste from Houston George Bush Intcntl?

    Located just 18.2 mi from the city center, Trieste Ronchi dei Legionari is the airport most travelers will use when flying to Trieste from Houston George Bush Intcntl. Booking flights from Houston George Bush Intcntl to Ronchi dei Legionari (TRS) should be relatively easy as there are 0 daily inbound flights from Houston George Bush Intcntl from 1 airline.

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

    A quick flight from Houston George Bush Intcntl Airport to Trieste can take about 19h 22m. ITA Airways provides one of the quickest options available for as low as $637. Airlines will cover a distance of 5564 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from George Bush Intcntl to Trieste that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Trieste flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Trieste?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Trieste.

  • Can I find deals for business class flights from George Bush Intcntl to Trieste?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Trieste by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for George Bush Intcntl to Trieste

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Vicenza flights
George Bush Intcntl to Vicenza flights

Top airline flying from George Bush Intcntl to Trieste

Discover the top airline that operate flights from George Bush Intcntl to Trieste. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$789Average$1,328FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.