Cheap flights from Jacksonville to London from $217

The cheapest month to fly to London from Jacksonville is in February. Flight prices, which tend to average around $653, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Jacksonville averaging around $658.

You are more likely to see cheaper flights to London from Jacksonville when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $862 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Jacksonville for as low as $700 on momondo.

You could potentially save up to 14% on your flight if you consider stops on a Jacksonville to London flight.

As of February 2026, prices for Jacksonville to London flights are approximately 6% cheaper when compared to flights at the same time last year.

British Airways, United Airlines, and Air Canada are the most popular carriers operating from Jacksonville to London

British Airways, American Airlines and Delta are the top three most popular airlines that fly to London from Jacksonville according to our data. British Airways is the first choice among our users, with 37% of people opting to fly with this airline when traveling to London. Keep in mind that there are 6 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Atlanta (ATL) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Flights via Newark (EWR) offer the lowest average round-trip price of $643.

Flights connecting via Philadelphia (PHL) have the shortest average one-way travel time: 10h 08m.

Atlanta (ATL) has the shortest average layover time for this route: 1h 28m.