Cheap flights from Washington Dulles Intl (IAD) to London (LON)

Flight FAQs

From Washington Dulles Intl to London

What percent of flights are delayed?

Based on our current data flights from Washington Dulles Intl to London are usually delayed by up to 39min. or more.

How many passenger seats are available on a flight on this route?

2,157 seats are available from Washington Dulles Intl to London per day on average.

What is the cheapest airline for this route?

When searching, try setting your filters to view flights for United Air Lines Inc., as currently they have the cheapest options available from Washington Dulles Intl to London. On average you can find 78 flights for this flight path daily.

How long does the flight from Washington Dulles Intl to London take?

A nonstop flight takes up to 8 hours, covering a distance of 2,291 miles.

How many flights depart from Washington Dulles Intl to London on average per day?

Travelers can expect 36 flights from Washington Dulles Intl to London on average per day.
Morning (6am - Noon) - 14% of flight departures
Afternoon (Noon - 6pm) - 14% of flight departures
Evening (6pm - Midnight) - 72% of flight departures

Is Washington Dulles Intl weather warmer or cooler than London?

We forecast the temperature to be around the 88 °F's in July, on average. The temperature in London is generally colder than in Washington Dulles Intl. Book flights in a timely manner in correlation to your departure date.