Cheap Flights from Trieste (TRS) to London (LHR)

View AU$144 flight on Tue, 22 Sept 2026Opens in a new window

Popular airlines from Friuli Venezia Giulia Airport (TRS) to Heathrow Airport (LHR)

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Cheap Flights from Trieste (TRS) to London (LHR)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

ITA Airways
Sun, 7 June - Tue, 9 June
TRS
Trieste
LHR
London
AU$419 Return, found 6 days ago
AU$419
Return
found 6 days ago
Select ITA Airways flight, departing Sun, 7 June from Trieste to London, returning Tue, 9 June, priced at AU$419 found 6 days ago
ITA Airways
Wed, 10 June - Wed, 17 June
TRS
Trieste
LHR
London
AU$423 Return, found 1 day ago
AU$423
Return
found 1 day ago
Select ITA Airways flight, departing Wed, 10 June from Trieste to London, returning Wed, 17 June, priced at AU$423 found 1 day ago
Lufthansa
Wed, 10 June - Wed, 17 June
TRS
Trieste
LHR
London
AU$430 Return, found 1 day ago
AU$430
Return
found 1 day ago
Select Lufthansa flight, departing Wed, 10 June from Trieste to London, returning Wed, 17 June, priced at AU$430 found 1 day ago
Lufthansa
Wed, 10 June - Wed, 17 June
TRS
Trieste
LHR
London
AU$434 Return, found 1 day ago
AU$434
Return
found 1 day ago
Select Lufthansa flight, departing Wed, 10 June from Trieste to London, returning Wed, 17 June, priced at AU$434 found 1 day ago
ITA Airways
Sat, 2 May - Sat, 9 May
TRS
Trieste
LHR
London
AU$444 Return, found 2 hours ago
AU$444
Return
found 2 hours ago
Select ITA Airways flight, departing Sat, 2 May from Trieste to London, returning Sat, 9 May, priced at AU$444 found 2 hours ago
Lufthansa
Wed, 10 June - Wed, 17 June
TRS
Trieste
LHR
London
AU$452 Return, found 1 day ago
AU$452
Return
found 1 day ago
Select Lufthansa flight, departing Wed, 10 June from Trieste to London, returning Wed, 17 June, priced at AU$452 found 1 day ago
Air Dolomiti
Wed, 10 June - Wed, 17 June
TRS
Trieste
LHR
London
AU$455 Return, found 1 day ago
AU$455
Return
found 1 day ago
Select Air Dolomiti flight, departing Wed, 10 June from Trieste to London, returning Wed, 17 June, priced at AU$455 found 1 day ago
ITA Airways
Mon, 8 June - Wed, 10 June
TRS
Trieste
LHR
London
AU$459 Return, found 6 days ago
AU$459
Return
found 6 days ago
Select ITA Airways flight, departing Mon, 8 June from Trieste to London, returning Wed, 10 June, priced at AU$459 found 6 days ago
KLM
Wed, 10 June - Wed, 17 June
TRS
Trieste
LHR
London
AU$584 Return, found 1 day ago
AU$584
Return
found 1 day ago
Select KLM flight, departing Wed, 10 June from Trieste to London, returning Wed, 17 June, priced at AU$584 found 1 day ago
Air France
Wed, 10 June - Wed, 17 June
TRS
Trieste
LHR
London
AU$704 Return, found 1 day ago
AU$704
Return
found 1 day ago
Select Air France flight, departing Wed, 10 June from Trieste to London, returning Wed, 17 June, priced at AU$704 found 1 day ago

Frequently asked questions

How much is a flight from TRS to LHR?
Round-trip flights between Friuli Venezia Giulia Airport (TRS) and Heathrow Airport start from AU$419. This is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — book today so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Trieste Airport to Heathrow Airport (LHR)?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from TRS to Heathrow Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for TRS to LHR flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Trieste Airport to Heathrow Airport (LHR)?
There are plenty of ways to make the 3 hours and 33 minutes between Friuli Venezia Giulia Airport (TRS) and Heathrow Airport (LHR) fly by. Be productive and sort through your photos or clear out all those unwanted emails. A good snooze also helps pass the time!
How far is the flight from Trieste Airport to Heathrow Airport?
It's only 1 200 kilometres between Ronchi dei Legionari and Hounslow. It's quite possible that you'll spend more time travelling to and from the airport than you will actually flying!
Which airlines fly direct from TRS to London Heathrow?
Flying nonstop between TRS and Heathrow Airport (LHR) isn't possible at present. However, you'll still be able to book a flight to Hounslow with at least one stop.
Are TRS to LHR flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Trieste Airport to LHR can be hit-or-miss. You may be able to score a great bargain, but then again, you could miss out entirely! If you'd prefer to start planning your trip early on, Expedia compares flight deals up to 12 months in advance. Just remember that not all airlines issue their prices that far in advance. Our suggestion? Check back often as updates are made frequently.

Frequently asked questions

How do I find cheap flights from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow)?
To find a cheap flight from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow)?
There are approximately 6 connecting flights per day from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow). Some common connection points include Fiumicino - Leonardo da Vinci Intl. (FCO) and Frankfurt Intl. (FRA).
What is the earliest flight from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow)?
The earliest flight from Trieste (TRS-Friuli Venezia Giulia) to London Heathrow (LHR) typically departs at approximately 6:00 AM local time. This service is seasonal, active only in July, and is operated by airlines such as Lufthansa. An early departure like this can help you make the most of your time in London. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow)?
You'll find the most flights from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow) on a Saturday, with around 17 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include AZ and EN. Compared to other days, Saturday offers notably more flight options.
What are the most popular departure times for flights from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow)?
The most popular departure times for flights from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow) are in the early morning, from 6am to 9am. Around 56% of passengers reckon this time window's best. Heaps of major carriers, including Lufthansa, Vueling and KLM, offer flights during this window. This timing works well because you can get an early start to your travel day and arrive in London with plenty of time to settle in.
How long does it take to fly from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow)?
Flying from TRS to LHR with a connection usually takes about 15 hours 30 minutes, traveling roughly 745 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow)?
Select the "Business class" and "First class" filters when looking for TRS to LHR flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow) flight with Expedia?
It's easy to earn miles on a Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for London from Friuli Venezia Giulia (TRS)?
When traveling from Friuli Venezia Giulia (TRS) to London, you can fly into London City (LCY), Heathrow (LHR) and Stansted (STN). Some flights may connect through major hubs like Fiumicino - Leonardo da Vinci Intl. (FCO), Linate (LIN) before reaching London. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow) at the last minute?
Typically, booking a last minute flight from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow) flight and hotel package?
Securing a Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow)?
If you booked your Trieste (TRS-Friuli Venezia Giulia) to London (LHR-Heathrow) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Friuli Venezia Giulia
Destination airport
Heathrow
Airlines serving
Air France, ITA Airways, KLM, Lufthansa
Return price
AU$419
Distance
1191 km

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