How do I get Price Alerts for flights from Trieste to San Diego?

Price Alerts will notify you by email when the price for flights to San Diego from Trieste decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from Trieste to San Diego with momondo?

By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from Trieste Ronchi dei Legionari Airport to San Diego Airport?

Prices for flights from Trieste Ronchi dei Legionari Airport to San Diego Airport were last updated today.

How old do you have to be to fly from Trieste Ronchi dei Legionari Airport to San Diego Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Trieste Ronchi dei Legionari Airport to San Diego Airport.

What documentation or ID do you need to fly to San Diego Airport?

The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$876 Cheap Flights from Trieste to San Diego in 2025/26

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0 bags

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6:25 am - 10:00 pmTRS-SAN

24h 35m2 stops

11:57 am - 10:40 pmSAN-TRS

25h 43m2 stops

$877Lufthansa

Find Deal

Fri, Feb 20 - Tue, Feb 24

6:25 am - 10:00 pmTRS-SAN

24h 35m2 stops

11:57 am - 10:40 pmSAN-TRS

25h 43m2 stops

$878Lufthansa

Find Deal

Fri, Feb 20 - Tue, Feb 24

3:00 pm - 6:50 pmTRS-SAN

36h 50m2 stops

2:16 pm - 10:30 pmSAN-TRS

23h 14m2 stops

$1,229Lufthansa

Find Deal

Sun, Nov 2 - Thu, Nov 6

6:35 am - 8:49 pmTRS-SAN

23h 14m3 stops

7:05 am - 10:25 amSAN-TRS

18h 20m2 stops

$1,515United Airlines

Find Deal

Fri, Feb 20 - Tue, Feb 24

6:35 am - 8:49 pmTRS-SAN

23h 14m3 stops

7:05 am - 10:25 amSAN-TRS

18h 20m2 stops

$1,517United Airlines

Find Deal

Fri, Feb 20 - Tue, Feb 24

6:35 am - 8:49 pmTRS-SAN

23h 14m3 stops

7:05 am - 10:25 amSAN-TRS

18h 20m2 stops

$1,519United Airlines

Find Deal

Fri, Feb 20 - Tue, Feb 24

6:35 am - 8:52 pmTRS-SAN

23h 17m2 stops

12:40 pm - 10:25 amSAN-TRS

60h 45m2 stops

$1,747United Airlines

Find Deal

Mon, Dec 22 - Fri, Jan 9

6:35 am - 8:52 pmTRS-SAN

23h 17m2 stops

7:00 am - 10:25 amSAN-TRS

18h 25m2 stops

$1,893United Airlines

Find Deal

Tue, Dec 23 - Sat, Jan 10

3:15 pm - 4:10 pmTRS-SAN

33h 55m3 stops

5:35 pm - 10:30 pmSAN-TRS

19h 55m2 stops

$2,362Multiple Airlines

Find Deal

Sun, Nov 2 - Thu, Nov 6

7:15 pm - 4:10 pmTRS-SAN

29h 55m3 stops

3:59 pm - 10:55 pmSAN-TRS

21h 56m3 stops

$2,672Multiple Airlines

Find Deal

Sun, Nov 2 - Thu, Nov 6

Lufthansa flights from Trieste to San Diego

Our best Lufthansa deals on Trieste to San Diego flight tickets

Lufthansa

Feb 20

TRS6:25 amTrieste Ronchi dei Legionari

24h 35m

2 stops

SAN10:00 pmSan Diego

Feb 24

SAN11:57 amSan Diego

25h 43m

2 stops

TRS10:40 pmTrieste Ronchi dei Legionari

$877

Find similar

Lufthansa

Feb 20

TRS6:25 amTrieste Ronchi dei Legionari

24h 35m

2 stops

SAN10:00 pmSan Diego

Feb 24

SAN11:57 amSan Diego

25h 43m

2 stops

TRS10:40 pmTrieste Ronchi dei Legionari

$878

Find similar

Lufthansa

Nov 2

TRS3:00 pmTrieste Ronchi dei Legionari

36h 50m

2 stops

SAN6:50 pmSan Diego

Nov 6

SAN2:16 pmSan Diego

23h 14m

2 stops

TRS10:30 pmTrieste Ronchi dei Legionari

$1,229

Find similar

United Airlines flights from Trieste to San Diego

Our best United Airlines deals on Trieste to San Diego flight tickets

United Airlines

Feb 20

TRS6:35 amTrieste Ronchi dei Legionari

23h 14m

3 stops

SAN8:49 pmSan Diego

Feb 24

SAN7:05 amSan Diego

18h 20m

2 stops

TRS10:25 amTrieste Ronchi dei Legionari

$1,515

Find similar

United Airlines

Feb 20

TRS6:35 amTrieste Ronchi dei Legionari

23h 14m

3 stops

SAN8:49 pmSan Diego

Feb 24

SAN7:05 amSan Diego

18h 20m

2 stops

TRS10:25 amTrieste Ronchi dei Legionari

$1,517

Find similar

United Airlines

Feb 20

TRS6:35 amTrieste Ronchi dei Legionari

23h 14m

3 stops

SAN8:49 pmSan Diego

Feb 24

SAN7:05 amSan Diego

18h 20m

2 stops

TRS10:25 amTrieste Ronchi dei Legionari

$1,519

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TriesteSan Diego

TRS - SAN

TRSSAN

Trieste Ronchi dei Legionari

Fri 2/20

6:25 am-10:00 pm

2 stops24h 35m

San Diego

Tue 2/24

11:57 am-10:40 pm

2 stops25h 43m

$877

TriesteSan Diego

TRS - SAN

TRSSAN

Trieste Ronchi dei Legionari

Fri 2/20

6:25 am-10:00 pm

2 stops24h 35m

San Diego

Tue 2/24

11:57 am-10:40 pm

2 stops25h 43m

$878

TriesteSan Diego

TRS - SAN

TRSSAN

Trieste Ronchi dei Legionari

Sun 11/2

3:00 pm-6:50 pm

2 stops36h 50m

San Diego

Thu 11/6

2:16 pm-10:30 pm

2 stops23h 14m

$1,229

TriesteSan Diego

TRS - SAN

TRSSAN

Trieste Ronchi dei Legionari

Fri 2/20

6:35 am-8:49 pm

3 stops23h 14m

San Diego

Tue 2/24

7:05 am-10:25 am

2 stops18h 20m

$1,515

TriesteSan Diego

TRS - SAN

TRSSAN

Trieste Ronchi dei Legionari

Fri 2/20

6:35 am-8:49 pm

3 stops23h 14m

San Diego

Tue 2/24

7:05 am-10:25 am

2 stops18h 20m

$1,517

TriesteSan Diego

TRS - SAN

TRSSAN

Trieste Ronchi dei Legionari

Fri 2/20

6:35 am-8:49 pm

3 stops23h 14m

San Diego

Tue 2/24

7:05 am-10:25 am

2 stops18h 20m

$1,519

TriesteSan Diego

TRS - SAN

TRSSAN

Trieste Ronchi dei Legionari

Mon 12/22

6:35 am-8:52 pm

2 stops23h 17m

San Diego

Fri 1/9

12:40 pm-10:25 am

2 stops60h 45m

$1,747

TriesteSan Diego

TRS - SAN

TRSSAN

Trieste Ronchi dei Legionari

Tue 12/23

6:35 am-8:52 pm

2 stops23h 17m

San Diego

Sat 1/10

7:00 am-10:25 am

2 stops18h 25m

$1,893

TriesteSan Diego

TRS - SAN

TRSSAN

Trieste Ronchi dei Legionari

Sun 11/2

3:15 pm-4:10 pm

3 stops33h 55m

San Diego

Thu 11/6

5:35 pm-10:30 pm

2 stops19h 55m

$2,362

TriesteSan Diego

TRS - SAN

TRSSAN

Trieste Ronchi dei Legionari

Sun 11/2

7:15 pm-4:10 pm

3 stops29h 55m

San Diego

Thu 11/6

3:59 pm-10:55 pm

3 stops21h 56m

$2,672

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Trieste to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Trieste to San Diego according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Trieste to San Diego (TRS to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Trieste to San Diego

Direct flights	None

There are no direct flights from Trieste to San Diego. There are no popular flight routes from Trieste to San Diego.

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How far is Trieste Ronchi dei Legionari to San Diego by plane?
San Diego is 6209.3 mi away from Trieste Ronchi dei Legionari. 23h 14m is a normal flight duration for this route.
When did momondo last update prices for flights from Trieste Ronchi dei Legionari Airport to San Diego Airport?
Prices for flights from Trieste Ronchi dei Legionari Airport to San Diego Airport were last updated today.
How old do you have to be to fly from Trieste Ronchi dei Legionari Airport to San Diego Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Trieste Ronchi dei Legionari Airport to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

How do I get Price Alerts for flights from Trieste to San Diego?
Price Alerts will notify you by email when the price for flights to San Diego from Trieste decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Trieste to San Diego with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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Chula Vista

El Cajon

Julian

National City

La Mesa

Imperial Beach

Poway

San Ysidro

Borrego Springs

Lemon Grove

Alpine

Santee

Why use momondo?

Why should I use momondo to find a flight deal from Trieste to San Diego?

It is quick and easy to find Trieste to San Diego flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Diego that suits you.

Can I find flights from Trieste to San Diego with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Diego from Trieste with this policy.

How can momondo help me find flights from Trieste to San Diego?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Trieste to San Diego.

I’m not ready to book a flight from Trieste to San Diego right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Diego, momondo offers a useful price alert feature which will track prices for flights to San Diego from Trieste and alert you when they change.