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Trieste

$296+ Cheap flights from California 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — TRS
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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Cheap flight deals from California to Trieste

Keep the following information in mind while searching for California to Trieste flight deals. Data was last updated August 1, 2025.

Round-trip from

$551
(Lufthansa)

One-way from

$296
(ITA Airways)
From California to Trieste Ronchi dei Legionari
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One-way flight from California to Trieste Ronchi dei Legionari
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Find flight deals from California to Trieste

Cheapest flights from California to Trieste
Explore the most affordable flight options available from California to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

This Lufthansa deal was found by Cheapflights users on 7/31. 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 10/142:55 pmLAX - TRS
1 stop14h 10mLufthansa
Fri 11/76:25 amTRS - LAX
1 stop15h 40mLufthansa
Deal found 7/31$551
This Lufthansa deal was found by Cheapflights users on 7/30. 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.
Wed 10/292:16 pmSAN - TRS
2 stops24h 29mLufthansa
Thu 12/116:25 amTRS - SAN
2 stops19h 59mLufthansa
Deal found 7/30$656
This Lufthansa deal was found by Cheapflights users on 7/30. 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.
Wed 11/1210:58 amFAT - TRS
2 stops26h 47mLufthansa
Sun 11/162:45 pmTRS - FAT
2 stops36h 13mLufthansa
Deal found 7/30$735
This ITA Airways deal was found by Cheapflights users on 7/31. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/103:15 pmSFO - TRS
1 stop18h 15mITA Airways
Wed 8/206:35 amTRS - SFO
1 stop15h 50mITA Airways
Deal found 7/31$745
This Travelocity deal was found by Cheapflights users on 7/30. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/219:40 pmSFO - TRS
2 stops31h 05mLufthansa
Mon 12/12:45 pmTRS - SFO
1 stop30h 55mLufthansa
Deal found 7/30$780
This Lufthansa deal was found by Cheapflights users on 7/29. 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 10/142:55 pmLAX - TRS
2 stops18h 40mMultiple Airlines
Fri 11/76:35 amTRS - LAX
2 stops19h 00mMultiple Airlines
Deal found 7/29$787
This Mytrip deal was found by Cheapflights users on 7/30. 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.
Tue 8/195:35 pmLAS - TRS
1 stop20h 00mMultiple Airlines
Tue 9/26:35 amTRS - LAS
2 stops23h 53mMultiple Airlines
Deal found 7/30$1,018
This Mytrip deal was found by Cheapflights users on 7/31. 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.
Sun 9/148:10 amSAN - TRS
3 stops27h 45mMultiple Airlines
Sun 9/216:35 amTRS - SAN
3 stops22h 00mMultiple Airlines
Deal found 7/31$1,018
This Ovago deal was found by Cheapflights users on 7/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1911:20 amLAS - TRS
2 stops26h 15mLufthansa
Tue 9/26:30 amTRS - LAS
2 stops22h 54mLufthansa
Deal found 7/30$1,019
This Turkish Airlines deal was found by Cheapflights users on 7/30. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:55 pmLAX - TRS
2 stops37h 40mTurkish Airlines
Sat 10/46:35 amTRS - LAX
2 stops38h 10mTurkish Airlines
Deal found 7/30$1,052
This Mytrip deal was found by Cheapflights users on 7/30. 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 11/211:00 pmSFO - TRS
3 stops39h 45mMultiple Airlines
Mon 12/17:15 pmTRS - SFO
2 stops30h 30mMultiple Airlines
Deal found 7/30$1,231
This Ovago deal was found by Cheapflights users on 7/31. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/139:00 amSJC - TRS
2 stops28h 55mITA Airways
Sat 8/1611:15 amTRS - SJC
2 stops40h 58mITA Airways
Deal found 7/31$1,756

Cheapflights Fare Finder

 
Customize your flight search to find flights from California 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 August 1, 2025.
Use the filters below to find and compare flights from California to Trieste that are best for you.

Fly from

California

Fly to

Trieste

Route

Depart

Return

Price

Los AngelesTrieste

LAX - TRS

LAXTRS

Los Angeles

Tue 10/14

2:55 pm-2:05 pm

1 stop14h 10m

Trieste Ronchi dei Legionari

Fri 11/7

6:25 am-1:05 pm

1 stop15h 40m

$551

San DiegoTrieste

SAN - TRS

SANTRS

San Diego

Wed 10/29

2:16 pm-10:45 pm

2 stops24h 29m

Trieste Ronchi dei Legionari

Thu 12/11

6:25 am-5:24 pm

2 stops19h 59m

$656

FresnoTrieste

FAT - TRS

FATTRS

Fresno Airterminal

Wed 11/12

10:58 am-10:45 pm

2 stops26h 47m

Trieste Ronchi dei Legionari

Sun 11/16

2:45 pm-5:58 pm

2 stops36h 13m

$735

San FranciscoTrieste

SFO - TRS

SFOTRS

San Francisco

Sun 8/10

3:15 pm-6:30 pm

1 stop18h 15m

Trieste Ronchi dei Legionari

Wed 8/20

6:35 am-1:25 pm

1 stop15h 50m

$745

San FranciscoTrieste

SFO - TRS

SFOTRS

San Francisco

Fri 11/21

9:40 pm-1:45 pm

2 stops31h 05m

Trieste Ronchi dei Legionari

Mon 12/1

2:45 pm-12:40 pm

1 stop30h 55m

$780

Los AngelesTrieste

LAX - TRS

LAXTRS

Los Angeles

Tue 10/14

2:55 pm-6:35 pm

2 stops18h 40m

Trieste Ronchi dei Legionari

Fri 11/7

6:35 am-4:35 pm

2 stops19h 00m

$787

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Tue 8/19

5:35 pm-10:35 pm

1 stop20h 00m

Trieste Ronchi dei Legionari

Tue 9/2

6:35 am-9:28 pm

2 stops23h 53m

$1,018

San DiegoTrieste

SAN - TRS

SANTRS

San Diego

Sun 9/14

8:10 am-8:55 pm

3 stops27h 45m

Trieste Ronchi dei Legionari

Sun 9/21

6:35 am-7:35 pm

3 stops22h 00m

$1,018

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Tue 8/19

11:20 am-10:35 pm

2 stops26h 15m

Trieste Ronchi dei Legionari

Tue 9/2

6:30 am-8:24 pm

2 stops22h 54m

$1,019

Los AngelesTrieste

LAX - TRS

LAXTRS

Los Angeles

Wed 10/1

7:55 pm-6:35 pm

2 stops37h 40m

Trieste Ronchi dei Legionari

Sat 10/4

6:35 am-11:45 am

2 stops38h 10m

$1,052

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 23 results
1
2
3

Best time to book a flight from California to Trieste

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

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

Find hourly flight availability from California to Trieste. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2025.

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

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 August 1, 2025.
Read through reviews of airlines operating flights from California to Trieste, such as ANA, Emirates, and Turkish Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
922 reviews

Food

7.7

Entertainment

7.9

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
ANA
8.4
Very good
922 reviews
ANA
8.4
Very good
922 reviews

Food

7.7

Entertainment

7.9

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Emirates
8.1
Very good
3,300 reviews
ANA
8.4
Very good
922 reviews

Food

7.7

Entertainment

7.9

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Turkish Airlines
7.3
Good
3,933 reviews
ANA
8.4
Very good
922 reviews

Food

7.7

Entertainment

7.9

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
TAP AIR PORTUGAL
7.1
Good
1,933 reviews
ANA
8.4
Very good
922 reviews

Food

7.7

Entertainment

7.9

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Lufthansa
6.8
Okay
7,275 reviews
ANA
8.4
Very good
922 reviews

Food

7.7

Entertainment

7.9

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Related info for your journey

Find useful and relevant information for your journey from California 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 California?

    Located just 18.2 mi from the city center, Trieste Ronchi dei Legionari (TRS) is the airport most travelers will use when flying to Trieste from California.

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

    The cheapest airlines for a one-way flight from California to Trieste are ITA Airways ($296), Lufthansa ($442), and Turkish Airlines ($516).

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

    When deciding which route to take from California to Trieste consider Los Angeles - Trieste Ronchi dei Legionari, San Diego - Trieste Ronchi dei Legionari or San Francisco - Trieste Ronchi dei Legionari as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from California 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

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Alternative routes for California to Trieste

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from California to Trieste

Discover the top 2 airlines that operate flights from California 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 August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
ITA AirwaysCheapest$599Average$1,039FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$663Average$1,211FlexibilityNo cancel feeOn-time76%

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