$172 Cheap Flights from Glasgow (GLA) to Trieste (TRS)

View $172 flight on Fri, Sep 19, 2025Opens in a new window

Popular airlines from Glasgow International Airport (GLA) to Friuli Venezia Giulia Airport (TRS)

Cheap Flights from Glasgow to Trieste (GLA-TRS)

Prices were available within the past 7 days and start at $172 for one-way flights and $216 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Wed, Aug 20 - Wed, Aug 27
GLA
Glasgow
TRS
Trieste
$216 Roundtrip, found 2 days ago
$216
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Aug 20 from Glasgow to Trieste, returning Wed, Aug 27, priced at $216 found 2 days ago
Lufthansa
Wed, Aug 20 - Wed, Aug 27
GLA
Glasgow
TRS
Trieste
$233 Roundtrip, found 2 days ago
$233
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Aug 20 from Glasgow to Trieste, returning Wed, Aug 27, priced at $233 found 2 days ago
Lufthansa
Wed, Aug 20 - Wed, Aug 27
GLA
Glasgow
TRS
Trieste
$234 Roundtrip, found 2 days ago
$234
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Aug 20 from Glasgow to Trieste, returning Wed, Aug 27, priced at $234 found 2 days ago
Lufthansa
Wed, Aug 20 - Wed, Aug 27
GLA
Glasgow
TRS
Trieste
$252 Roundtrip, found 2 days ago
$252
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Aug 20 from Glasgow to Trieste, returning Wed, Aug 27, priced at $252 found 2 days ago
Lufthansa
Wed, Aug 20 - Wed, Aug 27
GLA
Glasgow
TRS
Trieste
$255 Roundtrip, found 2 days ago
$255
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Aug 20 from Glasgow to Trieste, returning Wed, Aug 27, priced at $255 found 2 days ago
Lufthansa
Wed, Aug 20 - Wed, Aug 27
GLA
Glasgow
TRS
Trieste
$274 Roundtrip, found 2 days ago
$274
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Aug 20 from Glasgow to Trieste, returning Wed, Aug 27, priced at $274 found 2 days ago
Lufthansa
Wed, Aug 20 - Wed, Aug 27
GLA
Glasgow
TRS
Trieste
$286 Roundtrip, found 2 days ago
$286
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Aug 20 from Glasgow to Trieste, returning Wed, Aug 27, priced at $286 found 2 days ago
Lufthansa
Wed, Aug 20 - Wed, Aug 27
GLA
Glasgow
TRS
Trieste
$289 Roundtrip, found 2 days ago
$289
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Aug 20 from Glasgow to Trieste, returning Wed, Aug 27, priced at $289 found 2 days ago
Lufthansa
Fri, Sep 19 - Mon, Sep 22
GLA
Glasgow
TRS
Trieste
$300 Roundtrip, found 3 days ago
$300
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Fri, Sep 19 from Glasgow to Trieste, returning Mon, Sep 22, priced at $300 found 3 days ago
ITA Airways
Wed, Aug 20 - Wed, Aug 27
GLA
Glasgow
TRS
Trieste
$582 Roundtrip, found 2 days ago
$582
Roundtrip
found 2 days ago
Select ITA Airways flight, departing Wed, Aug 20 from Glasgow to Trieste, returning Wed, Aug 27, priced at $582 found 2 days ago
Flights from Glasgow (GLA) to Trieste (TRS)
Origin airport
Glasgow Intl.
Destination airport
Friuli Venezia Giulia
Airlines serving
ITA Airways, Lufthansa
Roundtrip price
$216
Distance
1039 mi

Glasgow to Trieste Flights

The cheapest times to fly from Glasgow to Trieste

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Glasgow to Trieste are during the month of August. You can find some of the cheapest flights from Glasgow to Trieste with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Glasgow to Trieste

Sunday is one of the best days to book for cheap flights from Glasgow to Trieste: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Glasgow to Trieste

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Glasgow to Trieste in 2025. You can also book with separate airlines for your outbound and return journeys, from $172 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Glasgow to Trieste flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Glasgow to Trieste airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Glasgow Intl. Airport (GLA) to Friuli Venezia Giulia Airport (TRS) cost?
Discover the latest flight deals from GLA to TRS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from GLA to TRS?
The cheapest flights from GLA to TRS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from GLA to TRS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from GLA to TRS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Glasgow Intl. Airport (GLA) to Friuli Venezia Giulia Airport (TRS)?
Nonstop flights from Glasgow Intl. Airport (GLA) to Friuli Venezia Giulia Airport (TRS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GLA to TRS?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary depending on a number of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Glasgow Intl. Airport (GLA) to Friuli Venezia Giulia Airport (TRS)?
To avoid possible delays on the Glasgow Intl. Airport (GLA) to Friuli Venezia Giulia Airport (TRS) route, travel before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Glasgow Intl. Airport (GLA) to Friuli Venezia Giulia Airport (TRS) last-minute?
Last-minute fares from GLA to TRS are usually more expensive. For the lowest prices, start searching for flights early. That said, if you can play around with your travel dates, it's possible to score a cheap fare right before your trip.
Is it cheaper to book a GLA to TRS flight and hotel package?
Compared with arranging hotels and flights separately, booking a GLA to TRS flight and hotel package with Expedia could result in significant savings. Better still, having everything in one convenient place takes the hassle out of planning your trip. Simply pick your flights and select from our wide range of stays, then personalize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Glasgow Intl. Airport (GLA) to Friuli Venezia Giulia Airport (TRS)?
If you booked your GLA to TRS flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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*Available to One Key members.