Finnair flights from London to New York (LON - NYC)
Cheapflights users flying from London to New York on Finnair typically fly into New York John F Kennedy Intl and depart from London Heathrow. Select your dates above for pricing.
Finnair flights from London to New York in 2025
Find detailed information about Finnair flights from London to New York. Explore the options provided by Finnair to plan your journey from London to New York. Data last updated 15 July 2025.
Find Finnair flight deals from London to New York
Cheapest Finnair flights from London to New YorkExplore the most affordable Finnair flight options available from London to New York. Find the lowest fares with prices last updated on 15 July 2025.
Explore the most affordable Finnair flight options available from London to New York. Find the lowest fares with prices last updated on 15 July 2025.
Travel insights for Finnair flights from London to New York
Get recent, data-driven insights about Finnair flights from London to New York including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from London to New York with Finnair?
Use this chart to determine the optimal time to book a return flight from London to New York. Price data was last updated on 11 July 2025.
Booking with Finnair 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to New York. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from London to New York with Finnair?
Currently, the most affordable month to book a Finnair flight from London to New York in May, with an average price of £273. Conversely, traveling with Finnair from London to New York in July will be the most expensive, with an average cost of £384. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
Weekly Finnair flight availability from London to New York
The most Finnair flights from LON to NYC are scheduled on a Monday (15 on average). You will have fewer Finnair flight options on Wednesday, which is when the least amount of flights are scheduled (14 on average).
Rainfall in New York by month
Plan your trip to New York by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in New York ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit New York when rainfall is around 71.0 mm.
Temperature in New York by month
Plan your trip to New York by taking into account the average temperature totals by month.
If weather is an important factor for your trip to New York, 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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).
Best time to book a flight from London to New York
Have a flexible travel schedule? Discover the best time to fly to New York from London with our price prediction graph.
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Fly from London to New York on another airline
Consider alternative airlines that service the New York area. Flight routes are based on user searches made on Cheapflights and were last updated on 15 July 2025.
See what others are saying about Finnair
Read reviews and see what other travellers are saying about their experiences with Finnair. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Finnair for your next flight. Reviews last updated 15 July 2025.
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