Cheap flights from San Francisco to Trieste from $496
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Trieste departing on 3/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from San Francisco to Trieste
Cheap round-trip flights
Cheap one-way flights
ITA Airways flights from San Francisco to Trieste
Our best ITA Airways deals on San Francisco to Trieste flight tickets
Lufthansa flights from San Francisco to Trieste
Our best Lufthansa deals on San Francisco to Trieste flight tickets
See travel insights to Trieste from
How to get the cheapest flight ticket from San Francisco to Trieste
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Trieste?
The cheapest day to depart on your flight to Trieste is on a Sunday when prices can be found for as low as $1,102. This is often the case because there is less demand to fly during this day of the week. Flights from San Francisco to Trieste on a Saturday will generally be more expensive and average around $1,672. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Trieste?
Our most recent data shows that the best time of day to fly to Trieste is in the afternoon. Flights from San Francisco to Trieste during this time can be as low as $1,213. Flights to Trieste are more costly at noon, with an average ticket price of $1,373. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest airline that flies from San Francisco to Trieste Ronchi dei Legionari?
ITA Airways, Lufthansa, and ANA are the most popular carriers operating from San Francisco to Trieste Ronchi dei Legionari
What airlines fly to Trieste?
ITA Airways, British Airways and Lufthansa are the top three most popular airlines that fly to Trieste from San Francisco according to our data. ITA Airways is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Trieste. Keep in mind that there are 16 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.
When to book flights from San Francisco to Trieste
Cheap San Francisco to Trieste (SFO to TRS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Francisco to Trieste
How far is San Francisco to Trieste Ronchi dei Legionari by plane?
There are 6057.3 mi between San Francisco and Trieste Ronchi dei Legionari. A reasonable flight in good conditions will take 18h 00m.
When did momondo last update prices for flights from San Francisco Airport to Trieste Ronchi dei Legionari Airport?
Prices for flights from San Francisco Airport to Trieste Ronchi dei Legionari Airport are refreshed on a daily basis.
How many operators does momondo search for flights from San Francisco Airport to Trieste Ronchi dei Legionari Airport?
There are 2 operators available for flights from San Francisco Airport to Trieste Ronchi dei Legionari Airport as of February 2025.
How old do you have to be to fly from San Francisco Airport to Trieste Ronchi dei Legionari 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 San Francisco Airport to Trieste Ronchi dei Legionari Airport.
What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?
The travel and health documents you'll need for your trip to Trieste Ronchi dei Legionari 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 Trieste Ronchi dei Legionari Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Francisco to Trieste?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Francisco to Trieste is ITA Airways (52% of total bookings). The next most popular airline is Lufthansa (48%).
Best airlines flying from San Francisco to Trieste
Compare and see reviews for airlines that fly from San Francisco to Trieste with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $821 | Free Cancellation | Rating 6.7 934 reviews | |||
| PriceFrom $890 | Free Cancellation | Rating 6.7 6,984 reviews |
Traveling to a place near Trieste?
Book flights to Trieste if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Francisco to Trieste?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Francisco to Trieste for you.
Can I find flights from San Francisco to Trieste with flexible booking policies on momondo?
Yes. All flights to Trieste from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from San Francisco to Trieste?
Once all potential San Francisco to Trieste flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from San Francisco to Trieste right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Trieste, momondo offers a useful price alert feature which will track prices for flights to Trieste from San Francisco and alert you when they change.