How does KAYAK find such low prices on flights from California to Trieste?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Trieste.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Trieste?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Trieste from California is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from California to Trieste?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Trieste with an airline and back to California with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Trieste?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Trieste from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$359 CHEAP FLIGHTS from California to Trieste

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Flight Deals

Cheap Flights from California to Trieste

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from California to Trieste

Tue, Dec 1 - Tue, Dec 8

3:20 pm - 10:55 pmLAX Los Angeles-TRS Trieste Ronchi dei Legionari

22h 35m1 stop Rome Fiumicino

7:15 pm - 1:30 pmTRS Trieste Ronchi dei Legionari-LAX Los Angeles

27h 15m1 stop Rome Fiumicino

$750ITA Airways

Wed, Nov 18 - Mon, Dec 7

6:05 am - 10:25 amLAX Los Angeles-TRS Trieste Ronchi dei Legionari

19h 20m2 stops Boston Logan Intl Rome Fiumicino

11:15 am - 1:30 pmTRS Trieste Ronchi dei Legionari-LAX Los Angeles

35h 15m1 stop Rome Fiumicino

$772Multiple Airlines

Tue, Dec 1 - Tue, Dec 8

3:20 pm - 6:30 pmLAX Los Angeles-TRS Trieste Ronchi dei Legionari

18h 10m1 stop Rome Fiumicino

6:35 am - 11:54 pmTRS Trieste Ronchi dei Legionari-LAX Los Angeles

26h 19m2 stops Rome Fiumicino New York John F Kennedy Intl

$800Multiple Airlines

Wed, Nov 18 - Mon, Dec 7

6:05 am - 2:30 pmLAX Los Angeles-TRS Trieste Ronchi dei Legionari

23h 25m2 stops Boston Logan Intl Rome Fiumicino

7:15 pm - 8:51 pmTRS Trieste Ronchi dei Legionari-LAX Los Angeles

34h 36m2 stops Rome Fiumicino New York John F Kennedy Intl

$805Multiple Airlines

Thu, Nov 26 - Thu, Dec 3

10:00 am - 2:30 pmLAX Los Angeles-TRS Trieste Ronchi dei Legionari

19h 30m2 stops New York John F Kennedy Intl Rome Fiumicino

11:15 am - 1:30 pmTRS Trieste Ronchi dei Legionari-LAX Los Angeles

35h 15m1 stop Rome Fiumicino

$821Multiple Airlines

Wed, Nov 18 - Mon, Dec 7

3:20 pm - 2:30 pmLAX Los Angeles-TRS Trieste Ronchi dei Legionari

14h 10m1 stop Rome Fiumicino

3:15 pm - 1:30 pmTRS Trieste Ronchi dei Legionari-LAX Los Angeles

31h 15m1 stop Rome Fiumicino

$827ITA Airways

Thu, Oct 29 - Wed, Nov 4

4:05 pm - 10:25 amSFO San Francisco-TRS Trieste Ronchi dei Legionari

34h 20m1 stop Rome Fiumicino

7:15 pm - 1:10 pmTRS Trieste Ronchi dei Legionari-SFO San Francisco

26h 55m1 stop Rome Fiumicino

$836ITA Airways

Sun, Apr 4 - Sun, Apr 25

2:40 pm - 10:25 pmSFO San Francisco-TRS Trieste Ronchi dei Legionari

22h 45m1 stop Frankfurt am Main

6:00 am - 12:40 pmTRS Trieste Ronchi dei Legionari-SFO San Francisco

15h 40m1 stop Frankfurt am Main

$952Lufthansa

Sun, Apr 4 - Sun, Apr 25

9:05 pm - 10:25 pmSFO San Francisco-TRS Trieste Ronchi dei Legionari

16h 20m2 stops Munich Franz Josef Strauss Frankfurt am Main

6:00 am - 12:40 pmTRS Trieste Ronchi dei Legionari-SFO San Francisco

15h 40m1 stop Frankfurt am Main

$970Lufthansa

Thu, Oct 29 - Wed, Nov 4

8:45 am - 6:30 pmSFO San Francisco-TRS Trieste Ronchi dei Legionari

25h 45m2 stops Los Angeles Rome Fiumicino

3:15 pm - 1:10 pmTRS Trieste Ronchi dei Legionari-SFO San Francisco

30h 55m1 stop Rome Fiumicino

$1,227ITA Airways

Useful Info

Cheapest flight	$359

Flight from San Francisco to Trieste

How does KAYAK find such low prices on flights from California to Trieste?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Trieste.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Trieste?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Trieste from California is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from California to Trieste?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Trieste with an airline and back to California with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Trieste?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Trieste from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.