Cheap Flights from Trieste to San Francisco International

Compare Trieste to San Francisco International flight deals

Find the cheapest month or even day of the year to fly to San Francisco International

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Flight deals from Trieste to San Francisco International

Looking for a cheap last-minute deal or the best return flight from Trieste to San Francisco International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Trieste to San Francisco International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Trieste to San Francisco International flights are currently cheapest in October.

Trieste to San Francisco International: Alternative routes

Compare routes from Trieste to San Francisco below. You may find an airport to fly into that's cheaper, faster, or easier than San Francisco International.

Trieste to San Francisco: Flight information

The things to know before you go.
Cheapest flight foundR 6,587
Cheapest month to flyOctober

Finding cheap flights from Trieste to San Francisco International: Frequently asked questions

The best price we found for a return flight from Trieste to San Francisco International is R 10,838. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Trieste to San Francisco International. But we found flights with one or more stops from R 10,838.
As of August 2025, there are no flights flying from Trieste to San Francisco International.
The cheapest month to fly from Trieste to San Francisco International is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Trieste Airport to San Francisco International Airport on Friday, 19 September 2025.
No airlines currently offer direct flights between Trieste Airport and San Francisco International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Francisco International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Francisco is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Lufthansa offers the cheapest flight tickets to San Francisco International.

Flying from Trieste - Friuli Venezia Giulia Airport (TRS) to San Francisco International Airport (SFO): what you need to know

  • The timezone in San Francisco is UTC-7, which is eight hours behind Trieste.

  • Arrive at the airport on time so you don't miss your TRS to SFO flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid the stress of rushing.

  • You'll likely experience bigger queues in popular months like July. Arriving up to four hours in advance for an international flight and two hours for domestic departures will help ensure a smooth travel experience.

How to find the cheapest flights from Trieste - Friuli Venezia Giulia Airport (TRS) to San Francisco International Airport (SFO)

  • At the moment, R 6,587 is the cheapest price we've seen for a one-way Trieste - Friuli Venezia Giulia Airport to San Francisco International Airport flight. The best price for a return plane ticket is R 10,838. Remember that fares may change due to availability at the time of booking.

  • It's usually best to book as early as possible if you want to get cheap tickets from TRS to SFO. That's because airlines change prices based on demand, which tends to rise closer to departure.

  • Finding cheap flights from Trieste - Friuli Venezia Giulia Airport to San Francisco International Airport is easier if you can be flexible with your travel dates. Use the 'Whole month' tool to see the best prices across every month and score a great deal.

  • Getting your hands on cheap flights from TRS to SFO is a breeze with Price Alerts. Simply set up one of these automatic alerts and we'll notify you as soon as a new discounted fare appears.

  • Discover the perfect flight for you with the help of the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Trieste - Friuli Venezia Giulia Airport to San Francisco International Airport, use the 'Sort by' tool. You can also filter by departure and arrival times, airline, and journey duration.

Handy information about Trieste - Friuli Venezia Giulia Airport (TRS)

  • Trieste - Friuli Venezia Giulia Airport maintains a strong on-time record, so flight disruptions are less likely. Departures from TRS arrive on schedule 84.1% of the time.

  • Central Trieste to Trieste - Friuli Venezia Giulia Airport is around 40 kilometres. Depending on traffic, it'll take you about 40 minutes to get there if you're driving, ride-sharing or catching a cab.

  • Taking public transport? You can expect a journey time of around 55 minutes.

  • Searching for a convenient hotel close to TRS? If you're boarding an early flight from Trieste - Friuli Venezia Giulia Airport to San Francisco International Airport, these accommodation options will have you sleeping moments from your departure lounge:

Arriving at San Francisco International Airport (SFO)

  • If you're coming in on a late Trieste - Friuli Venezia Giulia Airport to San Francisco International Airport flight, nothing tops the convenience of staying close to the terminal. Collect your bags from the carousel and then be tucked up in bed not long after at one of these accommodation options near SFO:

  • Travel at your own speed with a San Francisco International Airport rental car. Pick up a set of wheels from Dollar, Thrifty or Hertz and venture far and wide through San Francisco and beyond.

  • Reserving your vehicle from San Francisco International Airport around one week in advance boosts your odds of scoring a great price.

Getting from San Francisco International Airport (SFO) to central San Francisco

  • San Francisco International Airport is approximately 21 kilometres from the centre of San Francisco. The drive time takes about 20 minutes.

  • Travelling on public transport typically takes 45 minutes.

When to fly to San Francisco International Airport (SFO)

  • It's time to work out your dates for your flight from Trieste - Friuli Venezia Giulia Airport to San Francisco International Airport. August is the busiest month to head to San Francisco. If you want a more laid-back vibe, go in February.

  • Lock in your flight from Trieste - Friuli Venezia Giulia Airport to San Francisco International Airport for September if you want to explore San Francisco during its warmest month. Expect temperatures of between 12ºC (54ºF) and 22ºC (72ºF).

  • Search for cheap tickets from TRS to SFO in January if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between 6ºC (43ºF) and 16ºC (61ºF) on average.

Explore more of United States

  • San Francisco has plenty going for it, but there are so many other parts of United States waiting to be discovered. About 64 kilometres south-east of San Francisco, a visit to San Jose will fill your itinerary to the brim. Start with leading attractions like Winchester Mystery House, Rosicrucian Egyptian Museum and San Jose Museum of Art.

  • Fresno is another well-known destination in United States and is around 257 kilometres south-east of San Francisco. No journey is complete without visiting Forestiere Underground Gardens, Fresno Chaffee Zoo and Shinzen Japanese Garden.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.