Route Price Intelligence
Cheap Flights From Washington, D.C. to London
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$648
Deals From
$556
Usually Costs
$556 – $797
Lowest We've Seen
$477
Based on 8,579 price pointshigh confidence
Monthly Price Guide
Jan
$597
Feb
$631
Mar
$634
Apr
$545
May
$633
Jun
$870
Jul
$824
Aug
$655
Sep
$587
Oct
$580
Nov
$619
Dec
$665
Cheapest Average Expensive
Best Time to Fly from Washington, D.C. to London
The cheapest time to fly from Washington, D.C. to London is typically April, when fares average around $545. The most expensive month tends to be June at around $870. For the best deals, consider flying in April, October, September.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $35361 price checksWorst: $581