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Finnair flights from London Heathrow Airport to Dallas/Fort Worth Airport (LHR - DFW)

LHR — DFW
13 Jul — 20 Jul1
1 adult

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 8 July 2025.

One-way from

£709

Return from

£663

Popular in

July

Cheapest in

January

Average price (all airlines)

£970
Finnair
  • Finnair
  • 12/8
  • Nonstop
  • 10h 00m total
  • London to Dallas
Finnair
  • Finnair
  • 31/8-30/9
  • 1 total stop
  • 40h 05m total
  • London to Dallas
Highest demand for flights from London Heathrow to Dallas/Fort Worth; 16% potential price increase.
Best time to find cheap flights from London Heathrow to Dallas/Fort Worth; 3% potential price drop.
Average price for all London Heathrow to Dallas/Fort Worth flights (one-way and round-trip).
  • Can I get a flight from London Heathrow Airport to Dallas/Fort Worth Airport on Finnair for under £1,400?

    Cheapflights users have found 1 Finnair flights for under £1,400 on the LHR-DFW route. Prices on flights to Dallas/Fort Worth Airport from London Heathrow Airport can vary based on many factors including dates. To look at price based on your preferred dates, click here.

  • How do most travelers feel about Finnair?

    The general consensus from 7,193 Cheapflights users is that Finnair is a 6.8/10. Select your travel dates above for updated prices on flights from London Heathrow Airport to Dallas/Fort Worth Airport (LHR-DFW).

Find Finnair flight deals from Heathrow to Dallas/Fort Worth

Cheapest Finnair flights from Heathrow to Dallas/Fort Worth
Explore the most affordable Finnair flight options available from Heathrow to Dallas/Fort Worth. Find the lowest fares with prices last updated on 8 July 2025.

Sun 31/815:15LHR - DFW
1 stop30h 55mFinnair
Tue 30/915:15DFW - LHR
Nonstop9h 10mFinnair
Deal found 8/7£663

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 4 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 £463. 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 £577. 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.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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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 8 July 2025.
Finnair
7.6
Good
1,311 reviews
Overview

Boarding

7.6

Food

6.7

Entertainment

6.9

Crew

8.1

Comfort

7.4

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