$34 Cheap Flights from Trieste (TRS) to Barcelona (BCN)

View $34 flight on Sun, Aug 3, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key
Find available prices by choosing your travel dates.

Cheap Flights from Trieste to Barcelona (TRS-BCN)

Prices were available within the past 7 days and start at $34 for one-way flights and $69 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Sun, Jun 8 - Wed, Jun 18
TRS
Trieste
BCN
Barcelona
$69 Roundtrip, found 3 days ago
$69
Roundtrip
found 3 days ago
Select Ryanair flight, departing Sun, Jun 8 from Trieste to Barcelona, returning Wed, Jun 18, priced at $69 found 3 days ago
Ryanair
Tue, Jun 3 - Tue, Jun 10
TRS
Trieste
BCN
Barcelona
$71 Roundtrip, found 1 day ago
$71
Roundtrip
found 1 day ago
Select Ryanair flight, departing Tue, Jun 3 from Trieste to Barcelona, returning Tue, Jun 10, priced at $71 found 1 day ago
Ryanair
Tue, May 6 - Tue, May 13
TRS
Trieste
BCN
Barcelona
$74 Roundtrip, found 3 days ago
$74
Roundtrip
found 3 days ago
Select Ryanair flight, departing Tue, May 6 from Trieste to Barcelona, returning Tue, May 13, priced at $74 found 3 days ago
Ryanair
Sun, May 25 - Wed, May 28
TRS
Trieste
BCN
Barcelona
$76 Roundtrip, found 3 days ago
$76
Roundtrip
found 3 days ago
Select Ryanair flight, departing Sun, May 25 from Trieste to Barcelona, returning Wed, May 28, priced at $76 found 3 days ago
Ryanair
Sun, Sep 21 - Fri, Sep 26
TRS
Trieste
BCN
Barcelona
$79 Roundtrip, found 7 hours ago
$79
Roundtrip
found 7 hours ago
Select Ryanair flight, departing Sun, Sep 21 from Trieste to Barcelona, returning Fri, Sep 26, priced at $79 found 7 hours ago
Ryanair
Sun, May 18 - Sun, May 25
TRS
Trieste
BCN
Barcelona
$79 Roundtrip, found 5 days ago
$79
Roundtrip
found 5 days ago
Select Ryanair flight, departing Sun, May 18 from Trieste to Barcelona, returning Sun, May 25, priced at $79 found 5 days ago
ITA Airways
Wed, Jun 11 - Wed, Jun 18
TRS
Trieste
BCN
Barcelona
$172 Roundtrip, found 10 hours ago
$172
Roundtrip
found 10 hours ago
Select ITA Airways flight, departing Wed, Jun 11 from Trieste to Barcelona, returning Wed, Jun 18, priced at $172 found 10 hours ago
Lufthansa
Sun, Jun 8 - Wed, Jun 18
TRS
Trieste
BCN
Barcelona
$201 Roundtrip, found 3 days ago
$201
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Jun 8 from Trieste to Barcelona, returning Wed, Jun 18, priced at $201 found 3 days ago
Austrian Airlines
Sun, Sep 21 - Sat, Sep 27
TRS
Trieste
BCN
Barcelona
$435 Roundtrip, found 1 day ago
$435
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Sun, Sep 21 from Trieste to Barcelona, returning Sat, Sep 27, priced at $435 found 1 day ago
Air France
Sun, Sep 21 - Fri, Sep 26
TRS
Trieste
BCN
Barcelona
$523 Roundtrip, found 7 hours ago
$523
Roundtrip
found 7 hours ago
Select Air France flight, departing Sun, Sep 21 from Trieste to Barcelona, returning Fri, Sep 26, priced at $523 found 7 hours ago
Flights from Trieste (TRS) to Barcelona (BCN)
Origin airport
Friuli Venezia Giulia
Destination airport
Barcelona Intl.
Airlines serving
Air France, Austrian Airlines, ITA Airways, KLM, Lufthansa, Ryanair
Roundtrip price
$68
Distance
650 mi

Trieste to Barcelona Flights

The cheapest times to fly from Trieste to Barcelona

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 Trieste to Barcelona are during the month of June. You can find some of the cheapest flights from Trieste to Barcelona with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Trieste to Barcelona

Sunday is one of the best days to book for cheap flights from Trieste to Barcelona: 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 Trieste to Barcelona

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 Trieste to Barcelona in 2025. You can also book with separate airlines for your outbound and return journeys, from $34 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 Trieste to Barcelona 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 Trieste to Barcelona 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 Friuli Venezia Giulia Airport (TRS) to Barcelona Intl. Airport (BCN) cost?
You can find cheap return flights from Friuli Venezia Giulia Airport (TRS) to Barcelona Intl. Airport (BCN) starting from $69. Book your seat and start your adventure. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Ryanair flight leaving TRS on May 18 2025 and touching down at BCN. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from TRS to BCN?
The cheapest flights from TRS to BCN 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 TRS to BCN?
At the moment, the cheapest airline operating one-way flights from TRS to BCN is Ryanair. You can take off on this route from $232. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from TRS on April 29 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Friuli Venezia Giulia Airport (TRS) to Barcelona Intl. Airport (BCN)?
On average, you can take your pick of 2 nonstop flights departing from Friuli Venezia Giulia Airport (TRS) to Barcelona Intl. Airport (BCN) every week. If you can’t see one that suits your schedule, think about catching a flight with a layover. Customize your search results on Expedia to include one or two stops and opt for the best alternative.
What are the most popular departure times for flights from Friuli Venezia Giulia Airport (TRS) to Barcelona Intl. Airport (BCN)?
Flights between TRS and BCN are their busiest at 2 PM. If you’re after a less crowded experience and potentially cheaper fares, choose a time outside the usual busy windows.
What day of the week has the most flights from TRS to BCN?
If you fly on a Friday, you’ll get the largest range of choices for flights from Friuli Venezia Giulia Airport (TRS) to Barcelona Intl. Airport (BCN).
What is the earliest flight from Friuli Venezia Giulia Airport (TRS) to Barcelona Intl. Airport (BCN)?
Catch the earliest flight at around 2:05PM UTC+1, departing from Friuli Venezia Giulia Airport (TRS). You’ll be in the air for approximately 1h 55m, coming in to land at Barcelona Intl. Airport (BCN) at approximately 4:00PM UTC+1.
How long does it take to fly from Friuli Venezia Giulia Airport (TRS) to Barcelona Intl. Airport (BCN)?
The average flight duration from TRS to BCN is 1 hour and 55 minutes, covering a distance of 650 mi.
What is the best time to fly from Friuli Venezia Giulia Airport (TRS) to Barcelona Intl. Airport (BCN)?
To arrive at Barcelona Intl. Airport (BCN) on time, select a flight that leaves from Friuli Venezia Giulia Airport (TRS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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.
What airports do you fly into for Barcelona from Friuli Venezia Giulia Airport (TRS)?
Barcelona Intl. Airport (BCN) is the only airport in Barcelona with direct flights from Friuli Venezia Giulia Airport (TRS). Consider your options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Friuli Venezia Giulia Airport (TRS) to Barcelona Intl. Airport (BCN) last-minute?
Holding off until right before your break to book a ticket from TRS to BCN generally means paying more. While it’s possible to find some last-minute offers, there’s no guarantee. Be flexible with your itinerary to boost your chances of getting a bargain.
Is it cheaper to book a TRS to BCN flight and hotel package?
You’ll generally save money by securing a TRS to BCN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s simple to manage everything in one convenient place. After selecting your ideal accommodations and flights, you can add extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from Friuli Venezia Giulia Airport (TRS) to Barcelona Intl. Airport (BCN)?
In most instances, you can cancel or reschedule your TRS to BCN flight. However, there may be additional fees, especially if you booked over 24 hours ago. Check your itinerary for the airline’s fees and rules on flight changes, or if you’d like further details, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.