Atlanta to London Flights
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Cheap Flights from Atlanta to London

Quick answer: Round-trip economy fares from Atlanta (ATL) to London typically run about $500–$900, with business class from around $2,000. The nonstop flight takes roughly 8 hours. Cheapest months are January–March. Call FlyOfinder at +1-878-223-0710 for unpublished fares.

Want a fare you won't see online? Our specialists hold unpublished deals and build multi-city or complex trips a search engine can't. Call +1-878-223-0710, 24/7.

Fares at a glance

Live fares update automatically below. Ranges shown are typical.

CabinTypical round-tripCheapest months
Economy$500–$900Jan–Mar
Premium economy$1,000–$1,600Jan–Feb
Business$2,000–$3,800Jan–Feb

Airlines flying this route

Atlanta is a major hub, so this route is well served nonstop to London Heathrow and Gatwick by Delta, Virgin Atlantic and British Airways. Connecting itineraries via other US or European cities can undercut nonstop fares on flexible dates. We compare nonstop and connecting options — plus fares that don't appear on public search sites.

Flight details

  • Depart Atlanta (ATL); arrive London Heathrow (LHR) or Gatwick (LGW).
  • Distance ~4,200 miles; nonstop time ~8h10 eastbound.
  • London is 5 hours ahead of Atlanta.
  • Nonstop departures run daily, most in the evening for a morning arrival.

When to book & cheapest time to fly

The lowest fares appear January–March (outside the holidays) and in the late-fall shoulder. Summer and December are peak. Book 2–3 months ahead for international economy; business-class sales often surface earlier.

Why book with FlyOfinder

  • Unpublished business and premium-economy fares out of ATL.
  • We build stopovers, open-jaw trips and onward European connections.
  • A specialist manages the whole booking — and any later changes — by phone.

Call a real specialist any time at +1-878-223-0710.

Frequently Asked Questions

Round-trip economy is typically $500–$900; business from ~$2,000.

About 8h10 nonstop.

Delta, Virgin Atlantic and British Airways.

January–March is usually lowest.

Heathrow (LHR) is most common; Gatwick (LGW) also serves the route.

Often yes — call +1-878-223-0710.