How to find the cheapest flight from
Washington to London (LON)
How far in advance should I book a flight from Washington to London?
Find a great deal and save up to 38% by booking at least 51 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington to London within the next two weeks, with the cheapest ticket starting at $813.
What is the cheapest month to fly from Washington to London?
February is one of the best times of the year to fly to London from Washington. Prices for February average $634 per person but you can even find prices for as low as $394. The most expensive prices can be found in the month of June. Opting for a February flight can save you 66% on your journey compared to booking in February
One-way flights to London from Washington
The cheapest one-way flights from Washington to London
4:50 am - 7:25 am
3:50 am - 12:30 pm
3:13 pm - 8:45 am
Related info for your journey
Useful info, stats and facts about Washington to London flights.
Arrival points for flights from Washington to London
Destination information for London
Things to know before you go. Useful info for your trip from Washington to London
Deer Harbor (DHB)
Eastsound Orcas Island (ESD)