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

LON — DFW
7 Feb — 14 Feb1
1 adult
1 adult, Economy, 0 bags

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 London to Dallas/Fort Worth in 2026

Find detailed information about Finnair flights from London to Dallas/Fort Worth. Explore the options provided by Finnair to plan your journey from London to Dallas/Fort Worth. Data last updated 8 January 2026.

One-way from

£433

Return from

£658

Popular in

August

Cheapest in

February

Average price (all airlines)

£676
Finnair
  • Finnair
  • 21/1
  • Nonstop
  • 10h 25m total
  • London to Dallas
Finnair
  • Finnair
  • 2/2-8/2
  • 2 total stops
  • 58h 37m total
  • London to Dallas
Highest demand for flights from London to Dallas/Fort Worth; 9% potential price increase.
Best time to find cheap flights from London to Dallas/Fort Worth; 2% potential price drop.
Average price for all London to Dallas/Fort Worth flights (one-way and round-trip).
  • How do most travelers feel about Finnair?

    Finnair has received a 7.6/10 rating from 1,346 Cheapflights user reviews. If you wish to plan your next trip from London to Dallas/Fort Worth Airport with Finnair, enter your preferred travel dates above!

  • Can I get a flight from London to Dallas/Fort Worth Airport on Finnair for under £741?

    Cheapflights currently has 14 LON-DFW flights for under £741. Flights to Dallas/Fort Worth Airport will vary based on many factors, like date and time. Click here to find the best price for your dates on Cheapflights.

Find Finnair flight deals from London to Dallas/Fort Worth

Enter your travel dates to find the best prices.

Cheapest Finnair flights from London to Dallas/Fort Worth
Explore the most affordable Finnair flight options available from London to Dallas/Fort Worth. Find the lowest fares with prices last updated on 8 January 2026.

Mon 2/212:30LGW - DFW
1 stop27h 06mFinnair
Sun 8/219:29DFW - LGW
1 stop31h 31mFinnair
Deal found 6/1£658
Tue 10/216:15LHR - DFW
1 stop28h 55mFinnair
Thu 19/319:16DFW - LHR
1 stop11h 44mFinnair
Deal found 5/1£685
Mon 16/218:10LHR - DFW
1 stop27h 00mFinnair
Tue 24/215:45DFW - LHR
Nonstop9h 05mFinnair
Deal found 6/1£686

How far ahead should I book a flight from London to Dallas/Fort Worth Airport with Finnair?

Use this chart to determine the optimal time to book a return flight from London to Dallas/Fort Worth. Price data was last updated on 2 January 2026.

Booking with Finnair 19 days in advance of your planned departure date is, on average, the best time to get cheap flights from London 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 to Dallas/Fort Worth Airport with Finnair?

Currently, the most affordable month to book a Finnair flight from London to Dallas/Fort Worth Airport in March, with an average price of £471. Conversely, traveling with Finnair from London to Dallas/Fort Worth Airport in December will be the most expensive, with an average cost of £689. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Weekly Finnair flight availability from London to Dallas/Fort Worth Airport

The most Finnair flights from LON to DFW are scheduled on a Monday (5 on average). You will have fewer Finnair flight options on Monday, which is when the least amount of flights are scheduled (5 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 London to Dallas/Fort Worth

Have a flexible travel schedule? Discover the best time to fly to Dallas/Fort Worth from London 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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Fly from London to Dallas/Fort Worth on another airline

Consider alternative airlines that service the Dallas/Fort Worth area. Flight routes are based on user searches made on Cheapflights and were last updated on 8 January 2026.

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 January 2026.
Finnair
7.6
Good
1,346 reviews
Overview

Boarding

7.7

Entertainment

6.9

Crew

8.2

Comfort

7.4

Food

6.7

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