Finnair flights from London Heathrow Airport to Dallas/Fort Worth Airport (LHR - DFW)
Cheapflights users flying from London to Dallas on Finnair typically fly into Dallas/Fort Worth and depart from London Heathrow. Select your dates above for pricing.
Finnair flights from Heathrow to Dallas/Fort Worth in 2025
Find detailed information about Finnair flights from Heathrow to Dallas/Fort Worth. Explore the options provided by Finnair to plan your journey from Heathrow to Dallas/Fort Worth. Data last updated 15 July 2025.
Find Finnair flight deals from Heathrow to Dallas/Fort Worth
Cheapest Finnair flights from Heathrow to Dallas/Fort WorthExplore the most affordable Finnair flight options available from Heathrow to Dallas/Fort Worth. Find the lowest fares with prices last updated on 15 July 2025.
Explore the most affordable Finnair flight options available from Heathrow to Dallas/Fort Worth. Find the lowest fares with prices last updated on 15 July 2025.
Travel insights for Finnair flights from Heathrow to Dallas/Fort Worth
Get recent, data-driven insights about Finnair flights from Heathrow to Dallas/Fort Worth including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from London Heathrow Airport to Dallas/Fort Worth Airport with Finnair?
Use this chart to determine the optimal time to book a return flight from Heathrow to Dallas/Fort Worth. Price data was last updated on 11 July 2025.
Booking with Finnair 37 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Dallas/Fort Worth Airport. 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 Heathrow Airport to Dallas/Fort Worth Airport with Finnair?
Currently, the most affordable month to book a Finnair flight from London Heathrow Airport to Dallas/Fort Worth Airport in February, with an average price of £468. Conversely, traveling with Finnair from London Heathrow Airport to Dallas/Fort Worth Airport in July will be the most expensive, with an average cost of £585. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
Weekly Finnair flight availability from London Heathrow Airport to Dallas/Fort Worth Airport
The most Finnair flights from LHR to DFW are scheduled on a Monday (5 on average). You will have fewer Finnair flight options on Wednesday, which is when the least amount of flights are scheduled (4 on average).
Rainfall in Dallas/Fort Worth by month
Plan your trip to Dallas/Fort Worth by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Dallas/Fort Worth Airport ranges from 48.0 - 125.0 inches per month. May is typically the wettest month, when rainfall can reach 125.0 mm. August is typically the driest time to visit Dallas/Fort Worth Airport when rainfall is around 48.0 mm.
Temperature in Dallas/Fort Worth by month
Plan your trip to Dallas/Fort Worth by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Dallas/Fort Worth 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 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 8.0 C).
Best time to book a flight from Heathrow to Dallas/Fort Worth
Have a flexible travel schedule? Discover the best time to fly to Dallas/Fort Worth from Heathrow with our price prediction graph.
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Other Finnair flights from Heathrow
Browse through other Finnair flights departing from Heathrow. 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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