London to Washington, D.C.
London (LHR) to Washington, D.C. (IAD)LHR-IAD
Your Finnair flight from London will depart from London Heathrow Airport (LHR) or London Gatwick Airport (LGW). When you book your flights with us, you guarantee the best possible start to your trip aboard our modern fleet of aircraft. If you are a frequent flyer, register for Finnair Plus and earn upgrades to redeem on future flights.
To reach London Heathrow Airport, which is located 22 km west of London, you can catch the Heathrow Express train. This is a non-stop direct rail service between Paddington Station and Heathrow airport. Alternatively, the airport can be reached via the London Underground, with the Piccadilly line serving the airport.
Departing from London with Finnair
- Finnair flights from Heathrow Airport will leave from Terminal 3, Zone G.
- Check-in at LHR opens 2 hours 30 minutes before your flight, closing just 45 minutes before departure. If you’re pushed for time, check-in is also available at Paddington Station.
- Up to five Finnair flights depart from Heathrow each day.
The Prices displayed are the lowest available in the previous 48 hours on Finnair.com and valid for travel dates as shown above.
Prices are subject to availability at the time of booking online with Finnair.com. Finnair reserves the right to change prices at any time.
Prices include return flights in Economy Class for one person as well as applicable taxes and fuel surcharges. The break down will be shown during your booking process.
Please check the individual fare rules for detailed terms and conditions during your booking process.
Advance purchase up to 60 days may apply and impact the available fares.