How much is a flight from London Heathrow to Knoxville?

There’s no fixed price — fares between London and Knoxville can vary a lot by day or time.

Pick a travel date to see today’s available fares.

Flying during the week can be more affordable, as weekend flights tend to be pricier. Also consider demand and availability: the last remaining seats often come at higher fares!

Which departure and arrival airports are available?

Between London and Knoxville, flight options may depend on the combination of airports available.

• Airports in London: London is connected by 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
• Airports in Knoxville: Knoxville - McGhee Tyson is the only active airport in the area.

Sometimes flying into a nearby city can be more cost-effective. When a city has multiple airports, it’s worth comparing different flight combinations.

Flight filters for the route London Heathrow – Knoxville

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to United States are often searched alongside: Las Vegas, Los Angeles, Miami, New York City, Orlando.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.