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Cheap flights from London Heathrow Airport to Trieste from £81

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TRS
24 Dec — 31 Dec1
1 adult

Cheap flight deals from Heathrow to Trieste

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Trieste (TRS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 December 2024.

Round-trip from

£147

One-way from

£81

Popular in

July

Cheapest in

March

Average price

£220
23/1-27/1
  • 23/1-27/1
  • 2 total stops
  • 26h 00m total
  • London to Trieste
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12/1
  • 12/1
  • 1 total stop
  • 15h 55m total
  • London to Trieste
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High demand for flights, 8% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Heathrow to Trieste

Cheapest flights from Heathrow to Trieste
Explore the most affordable flight options available from Heathrow to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 December 2024.

Tue 24/1206:30LHR - TRS
1 stop6h 30mLufthansa
Tue 31/1206:20TRS - LHR
2 stops11h 45mLufthansa
Deal found 18/12£332
Sun 22/1207:30LHR - TRS
1 stop5h 15mMultiple Airlines
Thu 2/114:40TRS - LHR
2 stops7h 20mMultiple Airlines
Deal found 18/12£396
Mon 23/1220:25LHR - TRS
2 stops21h 20mKLM
Tue 31/1215:15TRS - LHR
2 stops6h 35mKLM
Deal found 18/12£486
Tue 24/1219:35LHR - TRS
2 stops17h 55mAir France
Wed 1/111:15TRS - LHR
2 stops11h 10mAir France
Deal found 18/12£740

Find flights from Heathrow to Trieste within your budget

Customise your flight search to find flights from Heathrow to Trieste that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 19 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonTrieste

LHR - TRS

LHRTRS

London Heathrow

Thu 23/1

20:50-13:35

1 stop15h 45m

Trieste Ronchi dei Legionari

Mon 27/1

09:55-19:10

1 stop10h 15m

£147

LondonTrieste

LHR - TRS

LHRTRS

London Heathrow

Thu 24/4

09:30-22:35

1 stop12h 05m

Trieste Ronchi dei Legionari

Mon 28/4

06:30-14:40

1 stop9h 10m

£154

LondonTrieste

LHR - TRS

LHRTRS

London Heathrow

Wed 15/1

10:00-18:45

2 stops7h 45m

Trieste Ronchi dei Legionari

Wed 22/1

15:15-07:40

2 stops17h 25m

£270

LondonTrieste

LHR - TRS

LHRTRS

London Heathrow

Wed 15/1

22:35-18:45

2 stops19h 10m

Trieste Ronchi dei Legionari

Wed 22/1

06:35-21:05

2 stops15h 30m

£475

LondonTrieste

LHR - TRS

LHRTRS

London Heathrow

Sun 12/1

15:15-08:10

1 stop15h 55m

£81

LondonTrieste

LHR - TRS

LHRTRS

London Heathrow

Sun 15/6

08:30-22:25

1 stop12h 55m

£126

LondonTrieste

LHR - TRS

LHRTRS

London Heathrow

Tue 7/1

11:45-22:55

2 stops10h 10m

£182

LondonTrieste

LHR - TRS

LHRTRS

London Heathrow

Thu 9/1

22:35-18:45

2 stops19h 10m

£301

Flights are sorted by cheapest return flights first.

Deals found on 18/12

Best time to book a flight from Heathrow to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Heathrow to Trieste

Get recent, data-driven insights about flights from Heathrow to Trieste including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from LHR to TRS?

Find hourly flight availability from Heathrow to Trieste. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 December 2024.

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Trieste in the afternoon. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight in the morning.

Rainfall in Trieste by month

Plan your trip to Trieste by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Trieste ranges from 62.0 - 114.0 inches per month. November is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit Trieste when rainfall is around 62.0 mm.

Temperature in Trieste by month

Plan your trip to Trieste by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Trieste, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Trieste

Get insights into the airlines that provide service to Trieste. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Trieste. Reviews last updated 19 December 2024.
Read through reviews of airlines operating flights from London to Trieste, such as KLM and Lufthansa. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,349 reviews
Check prices

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

KLM
7.8
Good
1,349 reviews
KLM
7.8
Good
1,349 reviews
Check prices

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Turkish Airlines
7.3
Good
3,901 reviews
KLM
7.8
Good
1,349 reviews
Check prices

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Lufthansa
6.8
Okay
7,087 reviews
KLM
7.8
Good
1,349 reviews
Check prices

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Trieste. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Trieste from London Heathrow?

    If you book a flight to Trieste from London Heathrow, you will be flying to Ronchi dei Legionari, which is the city’s only airport. Trieste Ronchi dei Legionari (TRS) is located 18.2 mi from the center of Trieste. There are 0 flights from London Heathrow to Ronchi dei Legionari per day from 1 airline.

  • What are the cheapest airlines flying from London Heathrow Airport to Trieste round-trip?

    Flying on Lufthansa is currently your cheapest option to Trieste, with prices starting at £154. Additional return tickets that might be worth considering are offered by KLM and Turkish Airlines, with the lowest prices starting at £270 and £475, respectively. These flights start at 20% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from London Heathrow Airport to Trieste one-way?

    The cheapet airlines for a one-way flight from London Heathrow Airport to Trieste are Lufthansa (£126), KLM (£182), and Turkish Airlines (£301).

  • Can I find deals for flights from Heathrow to Trieste that include hotel bookings?

    Yes. In addition to deals on Heathrow to Trieste flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Trieste?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Trieste.

  • Can I find deals for business class flights from Heathrow to Trieste?

    Yes. Cheapflights offers flight deals from Heathrow to Trieste by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from Heathrow to Trieste

Discover the top airline that operate flights from Heathrow to Trieste. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 19 December 2024.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£151Average£210FlexibilityNo cancel feeOn-time76%
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Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Trieste?

Deals for Heathrow to Trieste flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Trieste?

Cheapflights helps you find that perfect flight to Trieste from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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Yes, we can. To see specific flights from Heathrow to Trieste with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Heathrow to Trieste become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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