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$856+ Cheap flights from Trieste (TRS) to San Diego (SAN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
TRS — SAN
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Trieste to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Trieste (TRS) to San Diego (SAN). 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 septiembre 11, 2025.

Round-trip from

$856
(Lufthansa)
From Trieste Ronchi dei Legionari to San Diego
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Best flights from Trieste to San Diego
Discover carefully curated flight deals from Trieste to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated septiembre 11, 2025.

This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/206:25 amTRS - SAN
2 stops24h 28mLufthansa
mar. 2/2410:23 amSAN - TRS
2 stops27h 17mLufthansa
Deal found 9/10$856

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trieste to San Diego 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Trieste to San Diego that are best for you.

Fly from

Trieste

Fly to

San Diego

Route

Depart

Return

Price

TriesteSan Diego

TRS - SAN

TRSSAN

Trieste Ronchi dei Legionari

vie. 2/20

6:25 am-9:53 pm

2 stops24h 28m

San Diego

mar. 2/24

10:23 am-10:40 pm

2 stops27h 17m

$856

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Trieste to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego 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.

Related info for your journey

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

  • How long is the flight from Trieste to San Diego?

    Lufthansa can get you from Trieste to San Diego in just under 24h 28m. Your travel time can differ by up to . There are 6192 mi between Trieste and San Diego.

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

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

  • How can I find direct flights from Trieste to San Diego?

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

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

    Yes. Cheapflights offers flight deals from Trieste to San Diego 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 San Diego?

    Currently, August is the cheapest month in which you can book a flight from Trieste to San Diego (average of $286). Flying from Trieste to San Diego in March is currently the most expensive (average of $366). 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

Traveling to a place near San Diego?

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Alpine

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