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$691+ Cheap flights from Trieste (TRS) to California

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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
TRS — LAX
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Trieste to California

Keep the following information in mind while searching for Trieste to California flight deals. Data was last updated June 12, 2025.

Round-trip from

$737
(Lufthansa)

One-way from

$691
(FlightHub)

Popular in

July

Cheapest in

March

Average price

$714
From Trieste Ronchi dei Legionari to California
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One-way flight from Trieste Ronchi dei Legionari to California
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Highest demand for flights based on searches. 17% potential increase in price ($141 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Trieste to California

Cheapest flights from Trieste to California
Explore the most affordable flight options available from Trieste to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This lol.travel deal was found by Cheapflights users on 6/10. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/136:35 amTRS - LAX
1 stop15h 40mITA Airways
Thu 6/193:15 pmLAX - TRS
1 stop14h 15mITA Airways
Deal found 6/10$710
This Lufthansa deal was found by Cheapflights users on 6/10. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:10 amTRS - SFO
1 stop15h 25mLufthansa
Wed 1/77:15 amSFO - TRS
2 stops21h 50mLufthansa
Deal found 6/10$714
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1711:15 amTRS - SFO
2 stops21h 20mDelta
Mon 7/219:35 amSFO - TRS
2 stops19h 55mDelta
Deal found 6/11$751
This Rumbo deal was found by Cheapflights users on 6/10. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/136:35 amTRS - SFO
1 stop15h 50mITA Airways
Thu 6/193:48 pmSFO - TRS
2 stops41h 42mITA Airways
Deal found 6/10$807
This lol.travel deal was found by Cheapflights users on 6/10. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/262:45 pmTRS - LAS
2 stops19h 00mLufthansa
Mon 6/309:10 pmLAS - TRS
1 stop16h 15mLufthansa
Deal found 6/10$815
This Lufthansa deal was found by Cheapflights users on 6/10. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/116:30 amTRS - LAX
2 stops23h 06mLufthansa
Thu 7/246:40 pmLAX - TRS
1 stop18h 45mLufthansa
Deal found 6/10$844
This Lufthansa deal was found by Cheapflights users on 6/11. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:30 amTRS - SJC
2 stops23h 23mLufthansa
Sat 8/2312:30 pmSJC - TRS
2 stops49h 05mLufthansa
Deal found 6/11$867
This Kissandfly.com deal was found by Cheapflights users on 6/10. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/116:30 amTRS - LAX
1 stop15h 30mAir Dolomiti
Thu 7/246:40 pmLAX - TRS
1 stop18h 45mAir Dolomiti
Deal found 6/10$889
This OneTravel deal was found by Cheapflights users on 6/11. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/266:30 amTRS - LAX
2 stops42h 40mMultiple Airlines
Sat 8/210:30 pmLAX - TRS
2 stops39h 05mMultiple Airlines
Deal found 6/11$890
This KLM deal was found by Cheapflights users on 6/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/116:35 amTRS - LAX
2 stops21h 09mKLM
Thu 7/249:20 amLAX - TRS
2 stops20h 10mKLM
Deal found 6/10$930
This oojo deal was found by Cheapflights users on 6/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1911:15 amTRS - SJC
2 stops38h 45mITA Airways
Tue 6/249:00 amSJC - TRS
2 stops20h 30mITA Airways
Deal found 6/11$935
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1711:15 amTRS - SJC
2 stops44h 35mDelta
Sat 8/2310:25 pmSJC - TRS
2 stops51h 00mDelta
Deal found 6/11$940

Cheapflights Fare Finder

Customize your flight search to find flights from Trieste to California 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 June 12, 2025.
Use the filters below to find and compare flights from Trieste to California that are best for you.

Fly from

Trieste

Fly to

California

Route

Depart

Return

Price

TriesteSan Francisco

TRS - SFO

TRSSFO

Trieste Ronchi dei Legionari

Thu 7/17

2:45 pm-10:46 am

2 stops53h 01m

San Francisco

Mon 7/21

1:20 pm-10:25 pm

1 stop24h 05m

$737

TriesteSan Francisco

TRS - SFO

TRSSFO

Trieste Ronchi dei Legionari

Thu 7/17

11:15 am-11:35 pm

2 stops21h 20m

San Francisco

Mon 7/21

9:35 am-2:30 pm

2 stops19h 55m

$751

TriesteSan Francisco

TRS - SFO

TRSSFO

Trieste Ronchi dei Legionari

Thu 7/17

6:35 am-1:25 pm

1 stop15h 50m

San Francisco

Mon 7/21

3:15 pm-6:30 pm

1 stop18h 15m

$812

TriesteLas Vegas

TRS - LAS

TRSLAS

Trieste Ronchi dei Legionari

Thu 6/26

2:45 pm-12:45 am

2 stops19h 00m

Las Vegas Harry Reid Intl

Mon 6/30

9:10 pm-10:25 pm

1 stop16h 15m

$815

TriesteLos Angeles

TRS - LAX

TRSLAX

Trieste Ronchi dei Legionari

Fri 7/11

6:30 am-8:36 pm

2 stops23h 06m

Los Angeles

Thu 7/24

6:40 pm-10:25 pm

1 stop18h 45m

$844

TriesteSan Jose

TRS - SJC

TRSSJC

Trieste Ronchi dei Legionari

Sat 8/16

6:30 am-8:53 pm

2 stops23h 23m

San Jose

Sat 8/23

12:30 pm-10:35 pm

2 stops49h 05m

$867

TriesteLos Angeles

TRS - LAX

TRSLAX

Trieste Ronchi dei Legionari

Fri 7/11

6:30 am-1:00 pm

1 stop15h 30m

Los Angeles

Thu 7/24

6:40 pm-10:25 pm

1 stop18h 45m

$889

TriesteLos Angeles

TRS - LAX

TRSLAX

Trieste Ronchi dei Legionari

Sat 7/26

6:30 am-4:10 pm

2 stops42h 40m

Los Angeles

Sat 8/2

10:30 pm-10:35 pm

2 stops39h 05m

$890

TriesteLos Angeles

TRS - LAX

TRSLAX

Trieste Ronchi dei Legionari

Fri 7/11

6:35 am-6:44 pm

2 stops21h 09m

Los Angeles

Thu 7/24

9:20 am-2:30 pm

2 stops20h 10m

$930

TriesteSan Jose

TRS - SJC

TRSSJC

Trieste Ronchi dei Legionari

Sun 8/17

11:15 am-10:50 pm

2 stops44h 35m

San Jose

Sat 8/23

10:25 pm-10:25 am

2 stops51h 00m

$940

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 30 results
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2
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Best time to book a flight from Trieste to California

Have a flexible travel schedule? Discover the best time to fly to California from Trieste 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 Trieste to California

What is the cheapest month to book a flight from Trieste to California?

Currently, January is the cheapest month in which you can book a flight from Trieste to California (average of $246). Flying from Trieste to California in March is currently the most expensive (average of $327). 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.

What is the cheapest time of day to fly from TRS to CA?

Find hourly flight availability from Trieste to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Trieste to California, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in California by month

Plan your trip to California by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in California ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit California when rainfall is around 0.0 in.

Temperature in California by month

Plan your trip to California by taking into account the average temperature totals by month.

If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. 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 California. Reviews last updated June 12, 2025.
To help decide which airline to fly from Trieste to California, see what other customers have to say about Emirates, Delta and KLM. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,264 reviews

Food

7.8

Entertainment

8.2

Overall

8.1

Boarding

8.1

Comfort

8.0

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Emirates
8.1
Very good
3,264 reviews
Emirates
8.1
Very good
3,264 reviews

Food

7.8

Entertainment

8.2

Overall

8.1

Boarding

8.1

Comfort

8.0

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Delta
8.0
Very good
7,950 reviews
Emirates
8.1
Very good
3,264 reviews

Food

7.8

Entertainment

8.2

Overall

8.1

Boarding

8.1

Comfort

8.0

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
KLM
7.8
Good
1,358 reviews
Emirates
8.1
Very good
3,264 reviews

Food

7.8

Entertainment

8.2

Overall

8.1

Boarding

8.1

Comfort

8.0

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Austrian Airlines
7.6
Good
802 reviews
Emirates
8.1
Very good
3,264 reviews

Food

7.8

Entertainment

8.2

Overall

8.1

Boarding

8.1

Comfort

8.0

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Turkish Airlines
7.3
Good
3,848 reviews
Emirates
8.1
Very good
3,264 reviews

Food

7.8

Entertainment

8.2

Overall

8.1

Boarding

8.1

Comfort

8.0

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Related info for your journey

Find useful and relevant information for your journey from Trieste to California. 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 from for flights from Trieste to California?

    For a flight from Trieste to California, you will be flying from Ronchi dei Legionari. Trieste Ronchi dei Legionari (TRS) is just 18.2 mi from the center of the city.

  • What are the cheapest airlines to fly from Trieste to California one-way?

    The cheapest airlines for a one-way flight from Trieste to California are Turkish Airlines ($691), ITA Airways ($731), and Lufthansa ($755).

  • What are the most popular routes from Trieste to California?

    Most travelers choose Trieste Ronchi dei Legionari - San Francisco, Trieste Ronchi dei Legionari - Los Angeles or Trieste Ronchi dei Legionari - Las Vegas Harry Reid Intl when deciding on the best route from Trieste to California.

  • Can I find deals for flights from Trieste to California that include hotel bookings?

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

  • How can I find direct flights from Trieste to California?

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

  • Can I find deals for business class flights from Trieste to California?

    Yes. Cheapflights offers flight deals from Trieste to California 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 Trieste to California?

    Currently, January is the cheapest month in which you can book a flight from Trieste to California (average of $246). Flying from Trieste to California in March is currently the most expensive (average of $327). 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.

See more FAQs

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Alternative routes for Trieste to California

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Trieste to California

Discover the top airline that operate flights from Trieste to California. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$658Average$798FlexibilityNo cancel feeOn-time76%

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