Cheap flights from London to Trieste

London
LON
Trieste
TRS

Flight deals from London to Trieste

Below you can see the best deals on flights London — Trieste for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 9 September, from $69.

Top 10 cheap flights from London to Trieste

About the London — Trieste flight

Looking for cheap flights from London to Trieste? Compare fares from different airlines, check the flight schedule and travel time — and book your London — Trieste ticket online at the best price.

The route has direct flights — around 2 flights per week, flights are operated by FR, a nonstop flight takes about 4 h 15 min, the distance between the cities is around 1,212 km.

Planning your trip? You may find our Trieste travel guide, how to get from the airport into town and Trieste weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $69Min. price
SeptemberCheapest
MarchPeak season
YesDirect flights
1,212 kmDistance
4 h 15 minTravel time
1Airlines
2 / wkFlights

Flight schedule from London to Trieste

The table shows direct flights from London to Trieste on the selected date. The flight takes approximately 4 h 15 min. Regular flights are operated by FR. Departures from Heathrow Airport, London Gatwick Airport and Stansted Airport airports, arrivals at Trieste Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 25 Aug 2026

Flight ticket prices by day: London — Trieste

Below is a calendar of the lowest flight ticket prices for London — Trieste by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $69 in September, and the most expensive are around $182 in March. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from London to Trieste by month. Tickets are usually cheapest in January (around $84) and priciest in August (about $130) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$84lowMay$114highSep$118high
Feb$86lowJun$120highOct$98medium
Mar$94mediumJul$126highNov$89low
Apr$102mediumAug$130highDec$118high

Some values are estimated based on seasonality.

When to fly

Weather in Trieste: it is warmest in August (up to 27 °C on average) and coolest in January (around 7 °C). The driest month is February.

Tickets are usually cheapest in September and most expensive in March. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Trieste

Dry and wet days · Trieste

Wind speed and direction · Trieste

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How to get the best deal on a London — Trieste ticket

  • Book ahead: fares for London — Trieste are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • London is served by more than one airport — compare fares and travel time to each before you book.
  • Flights London — Trieste operate on Tuesdays and Wednesdays — keep that in mind when picking your travel dates.
  • The cheapest month to fly to Trieste is usually September — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the London — Trieste route are operated by 1 airline; FR runs the most flights (around 100% of all flights). Compare carriers, flight shares and schedules below.

  • FRFR
    1x/week
    • Direct flight STN → TRS1x/week
      Duration
      2h 5m
      Days
      MTWTFSS
    100.0%

Cities and airports on the London — Trieste route

Flights London — Trieste depart from Heathrow Airport, London Gatwick Airport, Stansted Airport and London Luton Airport and arrive at Trieste Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

London

LON
United Kingdom
About the cityHow to get thereWeatherAll about the country United Kingdom
Arrival

Trieste

TRS
Italy
About the cityHow to get thereWeatherAll about the country Italy
Departure airports
Arrival airports

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Frequently asked questions about the London — Trieste flight

How long is the flight from London to Trieste?

A nonstop London — Trieste flight takes about 4 h 15 min — the distance between the cities is around 1,212 km.

How far is it from London to Trieste?

The distance from London to Trieste is about 1,212 km, which a nonstop flight covers in around 4 h 15 min.

Are there direct flights from London to Trieste?

Yes, there are nonstop flights London — Trieste — around 2 flights per week.

Which airlines fly from London to Trieste?

Airlines operating London — Trieste include FR. See the full list with schedules in the "Airlines" section on this page.

Which airports do London — Trieste flights use?

Flights from London depart from Heathrow Airport, London Gatwick Airport, Stansted Airport, and arrive at Trieste Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from London to Trieste?

The price of a London — Trieste ticket depends on your travel date, season and demand: it is usually cheapest to fly in September, and most expensive in March. Tickets typically cost between $69 and $182. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights London — Trieste?

Flights London — Trieste are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is September. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from London to Trieste?

To catch a low fare London — Trieste, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually September.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

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