Cheap Flight Tickets from London (LHR) to Washington (IAD), Starting at $1130

Good to Know: Cheapest and Fastest LHR - IAD Flights

Useful information for finding best airline tickets from London Heathrow to Washington Dulles International on your next trip.

Cheapest One way Flight

$1130

VY Vueling • 3 stops • 80h 45m

Aug 13

The cheapest one way flight from London to Washington (LHR-IAD) is currently $1130

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Fastest Flight

18h 35m

The fastest nonstop flight from London to Washington (LHR-IAD) takes 18h 35m

Top Airlines Flying from London to Washington

Turkish Airlines - TK

Turkish Airlines

Delta Airline, DL

Delta Airlines

Air France-AF

Air France

Virgin Atlantic (VS)

Virgin Atlantic

TAP Air Portugal Airline (TP)

TAP - Air Portugal

LOT Polish Airlines (LO)

LOT - Polish Airlines

United Airlines, UA

United Airlines

Lufthansa Airline (LH)

Lufthansa Airlines

WestJet Airlines

WestJet Airlines

American Airlines, AA

American Airlines

Latest Flight Deals from London (LHR) to Washington (IAD)

Fly from London to Washington with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from London to Washington? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on London to Washington Flights

What are the airports in London?
LHR
What’s the most popular airline flying from LHR to IAD?
The most popular airline flying from London to Washington are
Can I fly from LHR to IAD non-stop?
NO
Which airlines fly nonstop between London and Washington?
The non-stop flights between London and Washington are .
What’s the earliest departure time from LHR to IAD Airport?
The earliest flight leaves LHR at 7:45 am and lands in IAD - Washington Dulles International
What are the airports in Washington?
IAD,BWI,DCA
Can I make changes to my London to Washington flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from LHR to IAD?
Read the fare rules of the London to Washington air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from London and Washington?
operate flights between London and Washington
How long does a flight from London to Washington take?
It takes approximately 8 hour to fly non-stop from LHR to IAD, which is 3676.74 miles by air.
Which airlines provide the cheapest flights from London (LHR) to Washington (IAD) ?
In the past couple of days, the cheapest tickets to IAD from LHR were found on UA : USD 1664
Do I need a passport to fly between LHR and IAD?
Yes
What’s the latest departure time from LHR to IAD ?
The last flight leaves LHR at 10:25 pm

London (LHR) to Washington (IAD): Airport Information

Origin Airport London Heathrow , London, GB
Destination Airport Washington Dulles International , Washington, US
Distance 3677 miles

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