
£409 Cheap Aer Lingus flights from London to Washington (LHR→IAD)
View £409 flight on Sun, 24 Jan 2027
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£409 Cheap Aer Lingus flights London (LHR) to Washington (IAD)
Prices were available within the past 7 days and start at £409 for one-way flights and £531 for return, for the period specified. Prices and availability are subject to change. Additional terms apply.
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One way
Return
Tue, 9 Feb - Tue, 2 Mar · LHR · IAD · From £531 · Return
Alternative airports near Washington
Prices were available within the past 7 days. Prices and availability are subject to change.
8 min
Find the cheapest month to fly from London (LHR) to Washington (IAD)
February is typically the cheapest month to fly
From £379 - £508 per traveller.
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Insights are based on prices from searches for economy trips of 10 days or less on our sites in the last 12 months. Insights are informative only and current prices may differ.
Travel information
| Origin airport | Heathrow Airport |
|---|---|
| Destination airport | Washington Dulles International Airport |
| Distance | 3,666 miles away |
| Airline name | Aer Lingus |
| Airline code | EI |
| Return price | £531 |
| Average flight time | 8 hours 37 mins |
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