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Route
Depart
Return
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Wed 3/9
08:45-21:14
2 stops17h 29m
Knoxville McGhee Tyson
Wed 10/9
15:56-07:20
1 stop10h 24m
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Tue 11/11
09:00-23:59
2 stops19h 59m
Knoxville McGhee Tyson
Tue 16/12
09:10-07:30
1 stop17h 20m
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Wed 3/9
10:50-23:57
2 stops18h 07m
Knoxville McGhee Tyson
Wed 10/9
10:54-06:55
2 stops15h 01m
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Mon 18/8
09:55-22:06
2 stops17h 11m
Knoxville McGhee Tyson
Wed 8/10
15:48-12:35
2 stops15h 47m
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Mon 18/8
09:15-21:13
1 stop16h 58m
Knoxville McGhee Tyson
Tue 7/10
14:00-06:40
1 stop11h 40m
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Mon 18/8
11:30-23:48
2 stops17h 18m
Knoxville McGhee Tyson
Tue 7/10
15:48-11:25
2 stops14h 37m
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Tue 19/8
12:25-23:55
1 stop16h 30m
Knoxville McGhee Tyson
Wed 8/10
15:48-11:25
2 stops14h 37m
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Mon 18/8
11:05-22:35
1 stop16h 30m
Knoxville McGhee Tyson
Fri 10/10
19:26-06:55
1 stop30h 29m
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Mon 8/9
08:30-17:00
1 stop13h 30m
Knoxville McGhee Tyson
Mon 29/9
14:00-06:20
1 stop11h 20m
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Thu 13/11
11:45-22:54
1 stop16h 09m
Knoxville McGhee Tyson
Sat 22/11
13:13-06:55
1 stop12h 42m
| CHEAPEST MONTH TO FLY TO KNOXVILLE FROM LONDON HEATHROW AIRPORT | November | 18% cheaper | Flying from London Heathrow Airport to Knoxville costs on average just £552 in November |
| MOST EXPENSIVE MONTH TO FLY TO KNOXVILLE FROM LONDON HEATHROW AIRPORT | July | 30% more expensive | It costs about £875 for flights to Knoxville from London Heathrow Airport in July |
| MOST POPULAR MONTH TO FLY TO KNOXVILLE FROM LONDON HEATHROW AIRPORT | December | 246% more users visited | More momondo users searched in flights to Knoxville from London Heathrow Airport in December than any other month |
Best One-Way Price | £269 |
|---|---|
Best Round-Trip Price | £471 |
Fastest flight time | 12h 17m |
Popular in | August |
You are more likely to see cheaper flights to Knoxville from United Kingdom when booking 80 days ahead of your departure date. In general, you can expect to find flights to Knoxville for around £671 when searching 80 days out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from United Kingdom for as low as £504 on momondo.
Finding an alternative and possibly cheaper destination airport near Knoxville is possible. If you are planning a flight to Knoxville, consider booking flights to Asheville Regional Airport (85 mi from Knoxville city centre), Blountville Tri Cities TN/VA Airport (92 mi from Knoxville city centre) or Chattanooga Lovell Field Airport (96 mi from Knoxville city centre).
You can find deals at Asheville Regional Airport for £57 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.
Prices for flights to Knoxville McGhee Tyson Airport refresh daily.
As of August 2025, there are 9 operators available to choose from for flights to Knoxville McGhee Tyson Airport.
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Knoxville McGhee Tyson Airport.
The required travel and health documents for your Knoxville McGhee Tyson 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 Knoxville McGhee Tyson Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
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 Knoxville.
Flights to Knoxville with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to Knoxville.
Yes. momondo can track flight prices for Knoxville and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.