Cheap Flights from Trieste to Bilbao from RM566

Compare Trieste to Bilbao flight deals

Find the cheapest month or even day of the year to fly to Bilbao

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Flight deals from Trieste to Bilbao

Looking for a cheap last-minute deal or the best return flight from Trieste to Bilbao? Find the lowest prices on one-way and return tickets right here.

Bilbao.RM566 per passenger.Departing Tue, 21 Apr, returning Tue, 28 Apr.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Trieste on Tue, 21 Apr, arriving in Bilbao.Inbound indirect flight with Lufthansa, departs from Bilbao on Tue, 28 Apr, arriving in Trieste.Price includes taxes and charges.From RM566, select.

Bilbao.RM578 per passenger.Departing Fri, 5 Jun, returning Mon, 8 Jun.Return flight with Ryanair and Vueling Airlines.Outbound indirect flight with Ryanair, departs from Trieste on Fri, 5 Jun, arriving in Bilbao.Inbound indirect flight with Vueling Airlines, departs from Bilbao on Mon, 8 Jun, arriving in Trieste.Price includes taxes and charges.From RM578, select.

Bilbao.RM612 per passenger.Departing Sat, 28 Mar, returning Tue, 7 Apr.Return flight with Ryanair and Vueling Airlines.Outbound indirect flight with Ryanair, departs from Trieste on Sat, 28 Mar, arriving in Bilbao.Inbound indirect flight with Vueling Airlines, departs from Bilbao on Tue, 7 Apr, arriving in Trieste.Price includes taxes and charges.From RM612, select.

Bilbao.RM616 per passenger.Departing Mon, 16 Mar, returning Fri, 20 Mar.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Trieste on Mon, 16 Mar, arriving in Bilbao.Inbound indirect flight with Lufthansa, departs from Bilbao on Fri, 20 Mar, arriving in Trieste.Price includes taxes and charges.From RM616, select.

Bilbao.RM620 per passenger.Departing Sat, 16 May, returning Tue, 19 May.Return flight with Ryanair and Vueling Airlines.Outbound indirect flight with Ryanair, departs from Trieste on Sat, 16 May, arriving in Bilbao.Inbound indirect flight with Vueling Airlines, departs from Bilbao on Tue, 19 May, arriving in Trieste.Price includes taxes and charges.From RM620, select.

Bilbao.RM681 per passenger.Departing Mon, 20 Apr, returning Fri, 1 May.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Trieste on Mon, 20 Apr, arriving in Bilbao.Inbound indirect flight with Lufthansa, departs from Bilbao on Fri, 1 May, arriving in Trieste.Price includes taxes and charges.From RM681, select.

Bilbao.RM882 per passenger.Departing Thu, 19 Feb, returning Tue, 24 Feb.Return flight with Ryanair and Vueling Airlines.Outbound indirect flight with Ryanair, departs from Trieste on Thu, 19 Feb, arriving in Bilbao.Inbound indirect flight with Vueling Airlines, departs from Bilbao on Tue, 24 Feb, arriving in Trieste.Price includes taxes and charges.From RM882, select.

Bilbao.RM931 per passenger.Departing Sun, 6 Sep, returning Fri, 11 Sep.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Trieste on Sun, 6 Sep, arriving in Bilbao.Inbound indirect flight with Lufthansa, departs from Bilbao on Fri, 11 Sep, arriving in Trieste.Price includes taxes and charges.From RM931, select.

Find the cheapest month to fly from Trieste to Bilbao

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Trieste to Bilbao flights are currently cheapest in April.

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Trieste to Bilbao: Alternative routes

Compare routes from Trieste to Bilbao below. You may find an airport to fly into that's cheaper, faster, or easier than Bilbao.

Trieste to Bilbao: Flight information

The things to know before you go.

Cheapest flight found	RM566
Cheapest month to fly	April

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Finding cheap flights from Trieste to Bilbao: Frequently asked questions

How much are return flights from Trieste to Bilbao?

The best price we found for a return flight from Trieste to Bilbao is RM566. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Trieste to Bilbao?

Currently, there are no airlines that fly direct from Trieste to Bilbao. But we found flights with one or more stops from RM566.

How many flights are there a week from Trieste to Bilbao?

As of February 2026, there are no flights flying from Trieste to Bilbao.

When is the cheapest time to fly from Trieste to Bilbao?

The cheapest month to fly from Trieste to Bilbao is usually April.

Which upcoming date is cheapest to fly from Trieste Airport to Bilbao Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Trieste Airport to Bilbao Airport on Tuesday, 21 April 2026.

Can I get a direct flight from Trieste Airport to Bilbao Airport?

No airlines currently offer direct flights between Trieste Airport and Bilbao Airport. Most routes have one or more stops.

How can I find the best flight deal to Bilbao?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Bilbao but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Bilbao?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Bilbao is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Trieste Airport to Bilbao with?

Currently, Lufthansa offers the cheapest flight tickets to Bilbao.

Flying from Trieste - Friuli Venezia Giulia Airport (TRS) to Bilbao Airport (BIO): what you need to know

Bilbao's timezone is UTC+1, which is the same as Trieste.
To ensure you get on your TRS to BIO flight, leave plenty of time to check in and drop off your luggage. Arriving two hours ahead of international departures and one hour before domestic flights is the general rule.
You'll likely experience longer lines in popular months such as July. Arriving up to four hours in advance for international flights and two hours for domestic departures is a wise move.

How to find the cheapest flights from Trieste - Friuli Venezia Giulia Airport (TRS) to Bilbao Airport (BIO)

At the moment, RM220 is the cheapest price we've seen for a one-way Trieste - Friuli Venezia Giulia Airport to Bilbao Airport flight. The best price for a return ticket is RM566. Bear in mind that fares can change due to availability at the time of booking.
To pick up cheap tickets from TRS to BIO, book early. Airlines typically offer lower fares when flights are first made available.
If you're willing to be flexible with your travel dates, use the 'Whole month' tool. It'll show you the cheapest price across the month when searching for a flight from Trieste - Friuli Venezia Giulia Airport to Bilbao Airport.
Landing cheap flights from TRS to BIO is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll notify you when a new deal comes up.
Choose your preferred departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Trieste - Friuli Venezia Giulia Airport to Bilbao Airport.

Handy information about Trieste - Friuli Venezia Giulia Airport (TRS)

84.1% of flights departing from Trieste - Friuli Venezia Giulia Airport arrive at their destination on schedule. With its strong on-time stats, you're unlikely to experience delays when jetting out of TRS.
Central Trieste to Trieste - Friuli Venezia Giulia Airport is approximately 40 kilometres. Depending on traffic, it'll take about 40 minutes to get there if you're driving, catching a cab or ride-sharing.
Expect a trip time of roughly 55 minutes when using public transport.
Booked an early flight from Trieste - Friuli Venezia Giulia Airport to Bilbao Airport? Avoid rushing to the airport (and get some extra shut-eye) by picking one of these stays close to TRS:

Arriving at Bilbao Airport (BIO)

The last thing you need is a lengthy trip to your hotel if you're landing late on a Trieste - Friuli Venezia Giulia Airport to Bilbao Airport flight. Stay at one of these accommodation options near BIO instead:
Hit the road running by picking up a Bilbao Airport rental car. Grab a set of wheels from Record Go, Click and Rent or Goldcar and experience the lesser-explored corners of Bilbao and beyond.
Reserving your ride from Bilbao Airport about four weeks ahead gives you the best chance of locking in a great deal.

Getting from Bilbao Airport (BIO) to central Bilbao

Bilbao Airport to the centre of Bilbao has a drive time of about 10 minutes. It's approximately 6 kilometres away.
Getting there by public transport will take you roughly 30 minutes.

When to fly to Bilbao Airport (BIO)

It's time to pick your travel dates for your flight from Trieste - Friuli Venezia Giulia Airport to Bilbao Airport. July is the busiest month to head to Bilbao. If you're after a more low-key vibe, go in January.
The warmest month in Bilbao is August, with temperatures ranging between 16ºC (61ºF) and 25ºC (77ºF). Book your flights from Trieste - Friuli Venezia Giulia Airport to Bilbao Airport in this month if you like this kind of weather.
Search for cheap tickets from TRS to BIO in January if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between 5ºC (41ºF) and 13ºC (55ºF) on average.

Explore more of Spain

Bilbao has plenty going for it, but there are so many other corners of Spain you'll want to see. About 241 kilometres south-east of Bilbao, a trip to Zaragoza will keep your itinerary busy. Check out popular attractions like Puente de Piedra, Museo Pablo Gargallo and El Tubo.
Salamanca is another essential stop in Spain and is around 338 kilometres south-west of Bilbao. No trip is complete without visiting Plaza Mayor, S.O.U. Servicio de Orientación al Universitario. Universidad de Salamanca and Pontifical University of Salamanca.