Cheap flights from Londonderry to Belfast Intl Airport
Best time to book a flight from Derry to Belfast Intl
Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Derry with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Londonderry to Belfast Intl Airport
Rainfall in Belfast Intl by month
Plan your trip to Belfast Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Belfast Intl Airport ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast Intl Airport when rainfall is around 50.0 mm.
Temperature in Belfast Intl by month
Plan your trip to Belfast Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Belfast Intl Airport, 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 16.0 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 Derry to Belfast Intl. 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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Other flights to Belfast Intl
Explore flights to Belfast Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 18 April 2025.
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