Cheap flights from Knoxville to London from £496
This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to London departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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British Airways flights from Knoxville to London Heathrow Airport
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Lufthansa flights from Knoxville to London Heathrow Airport
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How to get the cheapest flight ticket from Knoxville to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Knoxville and London Heathrow Airport?
What is the cheapest month to fly to London Heathrow Airport?
In general, February is the cheapest month to fly from Knoxville to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £499. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from Knoxville averaging around £540.
What is the cheapest day to depart on your flight to London Heathrow Airport?
On average, the least expensive day to fly to London Heathrow Airport from Knoxville is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £500. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Thursday is £837.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Knoxville to London Heathrow Airport in the afternoon for as low as £517. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £828 on average. Flights to London Heathrow Airport from Knoxville in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Knoxville when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £670 when searching 8 weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Knoxville for as low as £534 on momondo.
When to book flights from Knoxville to London Heathrow Airport
Cheap Knoxville to London Heathrow Airport (TYS to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Knoxville to London Heathrow Airport
How far is Knoxville McGhee Tyson to London Heathrow by plane?
Knoxville McGhee Tyson and London Heathrow are 4065.6 mi apart from one another. Typically, this will take 10h 05m by plane in normal conditions.
When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to London Heathrow Airport?
Prices for flights from Knoxville McGhee Tyson Airport to London Heathrow Airport refresh daily.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to London Heathrow Airport?
As of June 2025, there are 2 operators available to choose from for flights from Knoxville McGhee Tyson Airport to London Heathrow Airport.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Knoxville to London Heathrow Airport?
Based on momondo bookings for flights between Knoxville and London Heathrow Airport, the leading airline is Scandinavian Airlines, making up 52% of the total bookings. Other popular airlines include British Airways with 48%.
Best airlines flying from Knoxville to London Heathrow Airport
Compare and see reviews for airlines that fly from Knoxville to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £500 | Free Cancellation | Rating 7.3 1,393 reviews | |||
| PriceFrom £513 | Free Cancellation | Rating 6.6 7,028 reviews |
Travelling to a place near London?
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Why should I use momondo to find a flight deal from Knoxville to London?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Knoxville.
Can I find flights from Knoxville to London with flexible booking policies on momondo?
momondo does allow users to show only those flights to London from Knoxville which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Knoxville to London?
momondo provides multiple filters to help you find the best flight to London from Knoxville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Knoxville to London right now. Can momondo alert me if prices change?
Price alerts on flights to London from Knoxville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.