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Cheap flights from London Gatwick Airport to Trieste from £42

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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — TRS
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Trieste

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to Trieste
Explore the most affordable flight options available from Gatwick to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 December 2025.

Thu 11/1206:20LGW - TRS
2 stops25h 30mMultiple Airlines
Sun 14/1221:05TRS - LGW
1 stop12h 20mMultiple Airlines
Deal found 2/12£139
Thu 11/1207:05LGW - TRS
2 stops14h 10mMultiple Airlines
Sat 13/1213:30TRS - LGW
1 stop9h 25mMultiple Airlines
Deal found 4/12£144
Thu 11/1206:20LGW - TRS
2 stops25h 30mMultiple Airlines
Fri 12/1220:30TRS - LGW
2 stops26h 10mMultiple Airlines
Deal found 2/12£149
Tue 9/1206:05LGW - TRS
3 stops35h 45mMultiple Airlines
Fri 12/1220:30TRS - LGW
2 stops26h 10mMultiple Airlines
Deal found 2/12£153
Thu 18/1206:45LGW - TRS
1 stop13h 35mMultiple Airlines
Sat 20/1213:30TRS - LGW
1 stop9h 25mMultiple Airlines
Deal found 4/12£154

Find flight deals from Gatwick to Trieste

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) 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 5 December 2025.

Round-trip from

£106

One-way from

£42

Popular in

December

Cheapest in

November

Average price

£206
17/1-24/1
  • 17/1-24/1
  • 2 total stops
  • 27h 15m total
  • London to Trieste
Search Deals
Ryanair
  • Ryanair
  • 4/1
  • 1 total stop
  • 8h 30m total
  • London to Trieste
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick 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 5 December 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Trieste that are best for you.

Fly from

Gatwick

Fly to

Trieste

Route

Depart

Return

Price

LondonTrieste

LGW - TRS

LGWTRS

London Gatwick

Fri 16/1

13:20-19:55

1 stop5h 35m

Trieste Ronchi dei Legionari

Fri 23/1

09:15-19:45

2 stops11h 30m

£106

LondonTrieste

LGW - TRS

LGWTRS

London Gatwick

Sun 18/1

10:10-20:40

1 stop9h 30m

Trieste Ronchi dei Legionari

Sun 25/1

21:05-08:25

1 stop12h 20m

£108

LondonTrieste

LGW - TRS

LGWTRS

London Gatwick

Fri 16/1

13:20-19:55

1 stop5h 35m

Trieste Ronchi dei Legionari

Fri 23/1

14:05-22:50

1 stop9h 45m

£109

LondonTrieste

LGW - TRS

LGWTRS

London Gatwick

Sun 18/1

10:10-20:40

1 stop9h 30m

Trieste Ronchi dei Legionari

Sun 25/1

10:30-23:30

2 stops14h 00m

£120

LondonTrieste

LGW - TRS

LGWTRS

London Gatwick

Sun 15/2

20:00-07:35

1 stop10h 35m

Trieste Ronchi dei Legionari

Sat 21/2

18:10-08:30

1 stop15h 20m

£154

LondonTrieste

LGW - TRS

LGWTRS

London Gatwick

Thu 15/1

21:40-19:55

1 stop21h 15m

Trieste Ronchi dei Legionari

Sun 18/1

15:05-19:15

1 stop5h 10m

£161

LondonTrieste

LGW - TRS

LGWTRS

London Gatwick

Thu 18/12

11:55-21:20

1 stop8h 25m

Trieste Ronchi dei Legionari

Sat 20/12

13:30-08:00

2 stops19h 30m

£175

LondonTrieste

LGW - TRS

LGWTRS

London Gatwick

Sun 4/1

11:10-20:40

1 stop8h 30m

£42

LondonTrieste

LGW - TRS

LGWTRS

London Gatwick

Wed 25/3

19:50-10:40

1 stop13h 50m

£55

LondonTrieste

LGW - TRS

LGWTRS

London Gatwick

Wed 21/1

08:20-07:35

1 stop22h 15m

£71

Flights are sorted by cheapest return flights first.

Deals found on 2/12

Showing 1-10 of 14 results
1
2

Best time to book a flight from Gatwick to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from Gatwick 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.

Cheapflights Insights

Everything you need to know about your flight from London Gatwick Airport to Trieste

What is the cheapest month to book a flight from London Gatwick Airport to Trieste?

Currently, December is the cheapest month in which you can book a flight from London Gatwick Airport to Trieste (average of £32). Flying from London Gatwick Airport to Trieste in July is currently the most expensive (average of £115). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 5 December 2025.
Read through reviews of airlines operating flights from London Gatwick Airport to Trieste, such as ITA Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
ITA Airways
6.7
Okay
1,097 reviews
Check prices

Crew

7.3

Overall

6.7

Comfort

6.6

Food

5.9

Entertainment

6.2

Boarding

6.8

Reviews

1 / 20
4.0
Okay

Anonymous,Nov 2025

MIA - FCO

They broke the handle of my suitcase, but did not notice until I got home, do in our of luck. Thank you ITA
ITA Airways
6.7
Okay
1,097 reviews
ITA Airways
6.7
Okay
1,097 reviews
Check prices

Crew

7.3

Overall

6.7

Comfort

6.6

Food

5.9

Entertainment

6.2

Boarding

6.8

Reviews

1 / 20
4.0
Okay

Anonymous,Nov 2025

MIA - FCO

They broke the handle of my suitcase, but did not notice until I got home, do in our of luck. Thank you ITA

Related info for your journey

Find useful and relevant information for your journey from Gatwick 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 Gatwick?

    Trieste Ronchi dei Legionari (TRS), located 18.2 mi from the city center, is the airport you fly into when you book flights from London Gatwick to Trieste. 1 airline have flights to Ronchi dei Legionari from London Gatwick on a regular basis. Booking flights from London Gatwick to Trieste Ronchi dei Legionari should not be difficult; the airport handles an average of 0 inbound flights from London Gatwick per day.

  • How long is the flight from London Gatwick Airport to Trieste?

    Departing from London Gatwick Airport to Trieste will take you 5h 35m. The distance between London Gatwick Airport and Trieste is about 724 mi.

  • What is the cheapest airline to fly from London Gatwick Airport to Trieste round-trip?

    Flying on ITA Airways is currently your cheapest option to Trieste, with prices starting at £138.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Gatwick 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.

  • What is the cheapest month to book a flight from London Gatwick Airport to Trieste?

    Currently, December is the cheapest month in which you can book a flight from London Gatwick Airport to Trieste (average of £32). Flying from London Gatwick Airport to Trieste in July is currently the most expensive (average of £115). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Trieste?

Book flights to Trieste if you plan to visit one of these locations
Udine

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Gatwick to Trieste

Discover the top airline that operate flights from Gatwick 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 5 December 2025.
AirlineCheapestAverageFlexibilityOn-time
ITA AirwaysCheapest£138Average£172FlexibilityNo cancel feeOn-time81%
Search ITA Airways flights

Fly with Cheapflights

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

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Trieste from Gatwick.

Can Cheapflights find flights from Gatwick to Trieste with no change fees?

Need flexible booking options for your flight to Trieste from Gatwick? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Gatwick to Trieste flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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