Cheap flights from Northern Ireland to Trieste from £149
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/5. Fares are subject to change and may not be available on all flights or dates of travel.
Find flight deals from Northern Ireland to Trieste
Cheapest flights from Northern Ireland to TriesteExplore the most affordable flight options available from Northern Ireland to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 April 2025.
Explore the most affordable flight options available from Northern Ireland to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 April 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Northern Ireland 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 3 April 2025.
Use the filters below to find and compare flights from Northern Ireland to Trieste that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BelfastTrieste
BFS - TRS
BFSTRS
Belfast Intl
Sat 17/5
19:35-14:50
1 stop18h 15m
Trieste Ronchi dei Legionari
Sat 24/5
12:45-17:00
2 stops29h 15m
Best time to book a flight from Northern Ireland to Trieste
Have a flexible travel schedule? Discover the best time to fly to Trieste from Northern Ireland with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Northern Ireland to Trieste
Rainfall in Trieste by month
Plan your trip to Trieste by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Trieste ranges from 62.0 - 114.0 inches per month. November is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit Trieste when rainfall is around 62.0 mm.
Temperature in Trieste by month
Plan your trip to Trieste by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Trieste, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).
Related info for your journey
Find useful and relevant information for your journey from Northern Ireland to Trieste. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Northern Ireland to Trieste
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How does Cheapflights help users find flights from Northern Ireland to Trieste?
Deals for Northern Ireland to Trieste flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to Trieste?
Cheapflights simply makes it quick and affordable to book flights from Northern Ireland to Trieste by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Northern Ireland to Trieste with no change fees?
Certainly. Search results for flights to Trieste from Northern Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Northern Ireland to Trieste become cheaper?
Yes, Cheapflights offers price alerts on Northern Ireland 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.