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Trieste

$551+ 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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — TRS
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap 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 January 29, 2026.

This KAYAK deal was found by Cheapflights users on 1/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:30 pm
IAH
-
TRS
1 stop14h 35m
Lufthansa
Sun 3/223:00 pm
TRS
-
IAH
2 stops39h 09m
Lufthansa
Deal found 1/28$710
This Expedia deal was found by Cheapflights users on 1/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/124:30 pm
IAH
-
TRS
1 stop14h 35m
Lufthansa
Mon 2/162:40 pm
TRS
-
IAH
2 stops33h 45m
Lufthansa
Deal found 1/27$732
This KAYAK deal was found by Cheapflights users on 1/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:30 pm
IAH
-
TRS
1 stop14h 35m
Lufthansa
Mon 3/232:40 pm
TRS
-
IAH
1 stop30h 30m
Lufthansa
Deal found 1/27$811
This Gotogate deal was found by Cheapflights users on 1/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1211:55 am
IAH
-
TRS
2 stops19h 10m
Multiple Airlines
Mon 2/162:40 pm
TRS
-
IAH
2 stops55h 42m
Multiple Airlines
Deal found 1/27$1,009

Find 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 January 29, 2026.

Round-trip from

$710
(KAYAK)

One-way from

$551
(KAYAK)
From Houston George Bush Intcntl to Trieste Ronchi dei Legionari
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One-way flight from Houston George Bush Intcntl to Trieste Ronchi dei Legionari
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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 January 29, 2026.
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 3/18

5:30 pm-2:05 pm

1 stop14h 35m

Trieste Ronchi dei Legionari

Sun 3/22

3:00 pm-12:09 am

2 stops39h 09m

$710

HoustonTrieste

IAH - TRS

IAHTRS

Houston George Bush Intcntl

Thu 2/12

4:30 pm-2:05 pm

1 stop14h 35m

Trieste Ronchi dei Legionari

Mon 2/16

2:40 pm-5:25 pm

2 stops33h 45m

$732

HoustonTrieste

IAH - TRS

IAHTRS

Houston George Bush Intcntl

Wed 3/18

5:30 pm-2:05 pm

1 stop14h 35m

Trieste Ronchi dei Legionari

Mon 3/23

2:40 pm-3:10 pm

1 stop30h 30m

$811

HoustonTrieste

IAH - TRS

IAHTRS

Houston George Bush Intcntl

Mon 6/15

8:15 pm-10:25 pm

2 stops19h 10m

$551

HoustonTrieste

IAH - TRS

IAHTRS

Houston George Bush Intcntl

Mon 6/15

6:10 pm-6:30 pm

1 stop17h 20m

$670

HoustonTrieste

IAH - TRS

IAHTRS

Houston George Bush Intcntl

Wed 3/18

12:10 pm-10:25 am

2 stops16h 15m

$878

HoustonTrieste

IAH - TRS

IAHTRS

Houston George Bush Intcntl

Mon 6/15

5:05 am-10:25 am

3 stops46h 20m

$4,964

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

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.

Cheapflights Insights

Everything you need to know about your flight from Houston George Bush Intcntl Airport to Trieste

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Trieste?

Currently, February is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Trieste (average of $572). Flying from Houston George Bush Intcntl Airport to Trieste in July is currently the most expensive (average of $1,058). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 January 29, 2026.
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
7,754 reviews

Boarding

7.0

Entertainment

6.4

Comfort

6.8

Food

6.3

Crew

7.6

Overall

6.8

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

SFO - MUC

The coordination between United and Lufthansa teams is poor and confusing.
Lufthansa
6.8
Okay
7,754 reviews
Lufthansa
6.8
Okay
7,754 reviews

Boarding

7.0

Entertainment

6.4

Comfort

6.8

Food

6.3

Crew

7.6

Overall

6.8

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

SFO - MUC

The coordination between United and Lufthansa teams is poor and confusing.

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 14h 35m. Lufthansa provides one of the quickest options available for as low as $710. Airlines will cover a distance of 5564 mi.

  • 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.

  • What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Trieste?

    Currently, February is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Trieste (average of $572). Flying from Houston George Bush Intcntl Airport to Trieste in July is currently the most expensive (average of $1,058). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for George Bush Intcntl to Trieste

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$650Average$1,292FlexibilityNo cancel feeOn-time76%

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