Cheap flights from Northern Ireland to Philadelphia
Cheap flight deals from Northern Ireland to Philadelphia
Keep the following information in mind while searching for Northern Ireland to Philadelphia flight deals. Data was last updated 19 June 2025.
Popular in | August |
|---|---|
Cheapest in | May |
Average price | £568 |
Cheapflights Insights
Everything you need to know about your flight from Northern Ireland to Philadelphia
What is the cheapest month to book a flight from Northern Ireland to Philadelphia?
Currently, March is the cheapest month in which you can book a flight from Northern Ireland to Philadelphia (average of £648). Flying from Northern Ireland to Philadelphia in July is currently the most expensive (average of £839). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from NIR to PHL?
Find hourly flight availability from Northern Ireland to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 June 2025.
When flying from Northern Ireland to Philadelphia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Rainfall in Philadelphia by month
Plan your trip to Philadelphia by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Philadelphia ranges from 69.0 - 112.0 inches per month. July is typically the wettest month, when rainfall can reach 112.0 mm. February is typically the driest time to visit Philadelphia when rainfall is around 69.0 mm.
Temperature in Philadelphia by month
Plan your trip to Philadelphia by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Philadelphia, 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 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).
Related info for your journey
Find useful and relevant information for your journey from Northern Ireland to Philadelphia. 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 Philadelphia
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Northern Ireland to Philadelphia
Discover the top airline that operate flights from Northern Ireland to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 19 June 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Northern Ireland to Philadelphia?
Cheapflights makes it easy to find Northern Ireland to Philadelphia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to Philadelphia?
Millions of users choose and trust Cheapflights to book the best flight deals from Northern Ireland to Philadelphia for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Northern Ireland to Philadelphia with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Northern Ireland to Philadelphia, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Northern Ireland to Philadelphia become cheaper?
Yes, Cheapflights offers price alerts on Northern Ireland to Philadelphia 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.