Cheap flights from Knoxville to London from $381

The cheapest month to fly to London from Knoxville is in July. Flight prices, which tend to average around $359, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Knoxville averaging around $411.

You are more likely to see cheaper flights to London from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $982 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Knoxville for as low as $665 on momondo.

WestJet, Iberia, and United Airlines are the most popular carriers operating from Knoxville McGhee Tyson to London

American Airlines, Delta and British Airways are the top three most popular airlines that fly to London from Knoxville according to our data. American Airlines is the first choice among our users, with 41% 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.

Historically, on average around 0% of flights between Knoxville and London have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

Atlanta (ATL) was the most common stop: 76% of momondo users choosing 1-stop flights on this route connected there.

Flights via Washington, D.C. (IAD) offer the lowest average round-trip price of $896.

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 10h 14m.

Charlotte (CLT) has the shortest average layover time for this route: 1h 09m.