Finnair flights from London Heathrow Airport to Atlanta (LHR - ATL)

LHR — ATL
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from London to Atlanta on Finnair typically fly into Atlanta Hartsfield-Jackson and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from Heathrow to Atlanta in 2025

Find detailed information about Finnair flights from Heathrow to Atlanta. Explore the options provided by Finnair to plan your journey from Heathrow to Atlanta. Data last updated 7 November 2025.

One-way from

£507

Return from

£490

Popular in

August

Cheapest in

February

Average price (all airlines)

£690
Finnair
  • Finnair
  • 19/1
  • Nonstop
  • 9h 35m total
  • London to Atlanta
Finnair
  • Finnair
  • 25/2-25/3
  • 1 total stop
  • 21h 27m total
  • London to Atlanta
Highest demand for flights from London Heathrow to Atlanta Hartsfield-Jackson; 6% potential price increase.
Best time to find cheap flights from London Heathrow to Atlanta Hartsfield-Jackson; 1% potential price drop.
Average price for all London Heathrow to Atlanta Hartsfield-Jackson flights (one-way and round-trip).
  • Can I get a flight from London Heathrow Airport to Atlanta on Finnair for under £764?

    Cheapflights currently has 7 LHR-ATL flights for under £764. Flights to Atlanta will vary based on many factors, like date and time. Click here to find the best price for your dates on Cheapflights.

  • How do most travelers feel about Finnair?

    The average rating from 1,335 Finnair reviews by Cheapflights users is 7.6 (out of a maximum rating of 10). If you are considering flying LHR-ATL with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to Atlanta with Finnair.

Find Finnair flight deals from Heathrow to Atlanta

Enter your travel dates to find the best prices.

Cheapest Finnair flights from Heathrow to Atlanta
Explore the most affordable Finnair flight options available from Heathrow to Atlanta. Find the lowest fares with prices last updated on 7 November 2025.

Tue 2/1215:35LHR - ATL
Nonstop9h 35mFinnair
Tue 9/1222:10ATL - LHR
Nonstop8h 05mFinnair
Deal found 5/11£494
Sat 6/1211:55LHR - ATL
1 stop15h 07mFinnair
Sat 27/1220:23ATL - LHR
1 stop10h 37mFinnair
Deal found 6/11£497
Thu 4/1213:30LHR - ATL
2 stops24h 03mFinnair
Mon 29/1213:12ATL - LHR
1 stop13h 08mFinnair
Deal found 5/11£498

Travel insights for Finnair flights from Heathrow to Atlanta

Get recent, data-driven insights about Finnair flights from Heathrow to Atlanta including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from London Heathrow Airport to Atlanta with Finnair?

Use this chart to determine the optimal time to book a return flight from Heathrow to Atlanta. Price data was last updated on 31 October 2025.

Booking with Finnair 21 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Atlanta. 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 Atlanta with Finnair?

Currently, the most affordable month to book a Finnair flight from London Heathrow Airport to Atlanta in August, with an average price of £480. Conversely, traveling with Finnair from London Heathrow Airport to Atlanta in December will be the most expensive, with an average cost of £569. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Best time to book a flight from Heathrow to Atlanta

Have a flexible travel schedule? Discover the best time to fly to Atlanta 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.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Heathrow to Atlanta on another airline

Consider alternative airlines that service the Atlanta area. Flight routes are based on user searches made on Cheapflights and were last updated on 7 November 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 7 November 2025.
Finnair
7.6
Good
1,335 reviews
Overview

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Crew

8.1

Food

6.7

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.