Finnair flights from London Heathrow Airport to Atlanta (LHR - ATL)
LHR — ATL
21 Oct — 28 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
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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 21 September 2026.
Fri 23/1016:25 -
1 stop22h 57m
Fri 30/1016:15 -
1 stop15h 55m
Deal found 18/9£491
Thu 29/1016:30 -
1 stop25h 35m
Sat 31/1019:27 -
1 stop34h 58m
Deal found 21/9£502
Fri 16/1009:45 -
1 stop17h 50m
Mon 19/1022:30 -
Nonstop8h 15m
Deal found 20/9£511
Best Finnair flights from Heathrow to Atlanta
Discover carefully curated Finnair flight deals from Heathrow to Atlanta that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 September 2026.
Fri 16/1014:25 -
1 stop35h 20m
Tue 20/1022:30 -
Nonstop8h 15m
Deal found 17/9£519
Wed 16/1210:15 -
1 stop18h 34m
Tue 29/1222:15 -
Nonstop8h 00m
Deal found 21/9£519
Thu 1/1012:15 -
1 stop15h 21m
Sat 17/1016:49 -
1 stop14h 26m
Deal found 17/9£519
Direct Finnair flights from Heathrow to Atlanta
Explore direct Finnair flight options from Heathrow to Atlanta based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 September 2026.
Fri 20/1115:35 -
Nonstop9h 40m
Wed 2/1222:15 -
Nonstop8h 00m
Deal found 17/9£507
Tue 13/1016:10 -
Nonstop9h 25m
Thu 10/1222:15 -
Nonstop8h 00m
Deal found 20/9£554
Tue 22/1215:35 -
Nonstop9h 40m
Sun 27/1222:15 -
Nonstop8h 00m
Deal found 19/9£574
Last-minute Finnair flights from Heathrow to Atlanta
Discover last-minute Finnair flight deals from Heathrow to Atlanta. Data last updated 21 September 2026 and is based on user searches.
Fri 23/1016:25 -
1 stop22h 57m
Fri 30/1016:15 -
1 stop15h 55m
Deal found 18/9£491
Thu 29/1016:30 -
1 stop25h 35m
Sat 31/1019:27 -
1 stop34h 58m
Deal found 21/9£502
Fri 16/1009:45 -
1 stop17h 50m
Mon 19/1022:30 -
Nonstop8h 15m
Deal found 20/9£511
One-way Finnair flights to Atlanta
Search for one-way Finnair flight options to Atlanta. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.
Tue 12/114:45 -
1 stop34h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 19/9£371
Wed 16/1208:20 -
1 stop20h 29m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 21/9£378
Sat 28/1108:20 -
1 stop17h 19m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 17/9£436
How do most travelers feel about Finnair?
The average rating from 1,431 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.
Can I get a flight from London Heathrow Airport to Atlanta on Finnair for under £598?
Cheapflights currently has 4 LHR-ATL flights for under £598. 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.
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 21 September 2026.
Which month is the cheapest to fly Economy class from London Heathrow Airport to Atlanta?
For Economy class flights, the cheapest month to fly this route is September. The most expensive months are December and June.
Weekly Finnair flight availability from London Heathrow Airport to Atlanta
The most Finnair flights from LHR to ATL are scheduled on a Monday (1 on average). You will have fewer Finnair flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
Rainfall in Atlanta by month
Plan your trip to Atlanta by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Atlanta ranges from 86.0 - 135.0 inches per month. July is typically the wettest month, when rainfall can reach 135.0 mm. April is typically the driest time to visit Atlanta when rainfall is around 86.0 mm.
Temperature in Atlanta by month
Plan your trip to Atlanta by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Atlanta, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 6.0 C).
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.
LHR-ATL
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 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 21 September 2026.
Browse through other Finnair flights departing from Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 21 September 2026.
If Atlanta is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 21 September 2026.
Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 21 September 2026.
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 21 September 2026.
The flight from Helsinki to Toronto was very cramped. No leg space and no room to even walk. Very bad experience
8.0
Very Good|Jul 2026
Very limited food provided. Limited drinks, lights out for 10 of 12.30 flights. Very few staff.
2.0
Poor|Jun 2026
Lost our luggage and took two days to get it back. Ruined the trip.
10.0
Wonderful|Jun 2026
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
10.0
Wonderful|May 2026
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