Flight timing · United States → United Kingdom
The cheapest months to fly to United Kingdom from United States
Here's how flight prices from United States to United Kingdom move through the year, using the lowest return fare seen for each departure month. If your dates are flexible, this is where the savings are.
Cheapest month
September
from $182 return
Most expensive
February
$794 return
Save up to
$612
Sep vs Feb
Lowest fare by month
Cheapest return fare seen for each departure month, United States to London.
Book these months
September ($182), October ($189), August ($190) are the cheapest we've seen. Shoulder-season dates mean softer fares and thinner crowds.
Pricier, plan around it
February peaks at $794. Shifting your trip a few weeks usually keeps most of the saving.
Live prices open on Aviasales. Booking through this link supports JetlyGo at no extra cost to you.
Cheapest city to fly into
United Kingdom is the trip, but where you land changes the fare. London is usually the cheapest gateway from United States.
A local in United Kingdom can tell you which airport is cheapest to reach and which base fits your trip.
More cheapest-month guides from United States
Prices from Travelpayouts (Aviasales), lowest return fare cached per departure month, United States to London. Based on 10 months of data. Fares change; check live before booking.