Which airlines fly to Knoxville?

Based on our data, the most popular airlines that fly to Knoxville from United Kingdom are Virgin Atlantic, Finnair, British Airways and United Airlines. There may also be other airline options depending on where in United Kingdom you’re flying from.

KLM Flights to Knoxville

KLM is a popular choice for users travelling to Knoxville. It operates 33 flights every week to Knoxville, most often flying from Atlanta Hartsfield-Jackson. KLM ticket prices will depend on when and where you need to fly from - deals as low as £590 (from Bristol) have been found by momondo users. In 1,404 reviews, momondo users have rated KLM at an average score of 7.7/10.

Finnair Flights to Knoxville

Finnair flies to Knoxville 7 times per week usually, making it a popular airline to fly with, particularly when heading to Knoxville from Dallas/Fort Worth. Finnair (rating: 7.6, 1,332 reviews) varies in price depending on when and where you want to fly to Knoxville from. The best Finnair ticket price found on momondo to Knoxville was from London Heathrow (£506 round-trip).

How long does it take to fly to Knoxville?

The flight from United Kingdom to Knoxville depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from London Heathrow (a popular airport in United Kingdom) to Knoxville McGhee Tyson (the most popular airport in Knoxville), then the flight time is 12h 36m on average. If you fly from Manchester (another popular airport in United Kingdom) to Knoxville McGhee Tyson, then the average flight time is 18h 24m.

£439 Cheap Flights to Knoxville in 2025/26

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Find the cheapest flights from the United Kingdom to Knoxville

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08:30 - 10:48LHR-TYS

31h 18m2 stops

10:55 - 07:55TYS-LHR

17h 00m1 stop

£570United Airlines

Find Deal

Fri, 6 Mar - Tue, 10 Mar

08:30 - 10:48LHR-TYS

31h 18m2 stops

09:40 - 06:40TYS-LHR

17h 00m1 stop

£573United Airlines

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Fri, 6 Mar - Tue, 10 Mar

08:30 - 10:48LHR-TYS

31h 18m2 stops

19:25 - 10:50TYS-LHR

11h 25m1 stop

£576United Airlines

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Fri, 6 Mar - Tue, 10 Mar

10:45 - 19:09LHR-TYS

13h 24m1 stop

15:53 - 07:50TYS-LHR

10h 57m1 stop

£606Virgin Atlantic

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Tue, 4 Nov - Mon, 10 Nov

06:45 - 21:03LHR-TYS

19h 18m2 stops

07:38 - 06:35TYS-LHR

17h 57m1 stop

£608British Airways

Find Deal

Tue, 4 Nov - Mon, 10 Nov

08:55 - 23:22LHR-TYS

19h 27m2 stops

20:07 - 11:40TYS-LHR

10h 33m1 stop

£609Virgin Atlantic

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Tue, 4 Nov - Mon, 10 Nov

12:45 - 21:03LHR-TYS

37h 18m2 stops

17:51 - 07:20TYS-LHR

32h 29m1 stop

£647British Airways

Find Deal

Sun, 16 Nov - Sat, 22 Nov

12:05 - 19:51LHR-TYS

12h 46m1 stop

14:25 - 06:40TYS-LHR

11h 15m1 stop

£660Lufthansa

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Wed, 24 Dec - Tue, 6 Jan

06:30 - 19:51LHR-TYS

18h 21m2 stops

17:29 - 11:15TYS-LHR

12h 46m1 stop

£672Lufthansa

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Wed, 24 Dec - Wed, 7 Jan

09:45 - 23:59LHR-TYS

19h 14m1 stop

12:06 - 06:50TYS-LHR

13h 44m1 stop

£959Finnair

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Sun, 30 Nov - Sun, 7 Dec

Fly from

Route

Depart

Return

Price

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Fri 6/3

08:30-10:48

2 stops31h 18m

Knoxville McGhee Tyson

Tue 10/3

10:55-07:55

1 stop17h 00m

£570

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Fri 6/3

08:30-10:48

2 stops31h 18m

Knoxville McGhee Tyson

Tue 10/3

09:40-06:40

1 stop17h 00m

£573

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Fri 6/3

08:30-10:48

2 stops31h 18m

Knoxville McGhee Tyson

Tue 10/3

19:25-10:50

1 stop11h 25m

£576

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Tue 4/11

10:45-19:09

1 stop13h 24m

Knoxville McGhee Tyson

Mon 10/11

15:53-07:50

1 stop10h 57m

£606

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Tue 4/11

06:45-21:03

2 stops19h 18m

Knoxville McGhee Tyson

Mon 10/11

07:38-06:35

1 stop17h 57m

£608

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Tue 4/11

08:55-23:22

2 stops19h 27m

Knoxville McGhee Tyson

Mon 10/11

20:07-11:40

1 stop10h 33m

£609

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Sun 16/11

12:45-21:03

2 stops37h 18m

Knoxville McGhee Tyson

Sat 22/11

17:51-07:20

1 stop32h 29m

£647

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 24/12

12:05-19:51

1 stop12h 46m

Knoxville McGhee Tyson

Tue 6/1

14:25-06:40

1 stop11h 15m

£660

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 24/12

06:30-19:51

2 stops18h 21m

Knoxville McGhee Tyson

Wed 7/1

17:29-11:15

1 stop12h 46m

£672

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Sun 30/11

09:45-23:59

1 stop19h 14m

Knoxville McGhee Tyson

Sun 7/12

12:06-06:50

1 stop13h 44m

£959

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Knoxville flights insights and trends

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Prices

Other information

What is the cheapest month to fly to Knoxville?

The month of February is, on average, the cheapest month to fly to Knoxville from United Kingdom, with most prices found around £544. If you aren’t able to travel to Knoxville during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of £588.

What is the cheapest day to depart on your flight to Knoxville?

The cheapest day to depart on your flight to Knoxville is on a Monday when prices can be found for as low as £581. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around £686. These prices are subject to change though, so be sure to set up a Price Alert for flights to Knoxville.

What is the cheapest time of day to depart on your flight to Knoxville?

Flying to Knoxville from United Kingdom in the evening is the least expensive time of day to depart. momondo users have found prices as low as £566 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £636 on average. Flights to Knoxville from United Kingdom 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 Knoxville?

You are more likely to see cheaper flights to Knoxville from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around £675 when searching weeks before you fly. 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 £536 on momondo.

Cheapest flights to Knoxville McGhee Tyson

Find the cheapest flights to Knoxville McGhee Tyson from your nearest city or airport

Find flights from London Heathrow Airport to Knoxville

CHEAPEST MONTH TO FLY TO KNOXVILLE FROM LONDON HEATHROW AIRPORT	September	23% cheaper	Flying from London Heathrow Airport to Knoxville costs on average just £524 in September
MOST EXPENSIVE MONTH TO FLY TO KNOXVILLE FROM LONDON HEATHROW AIRPORT	August	30% more expensive	It costs about £879 for flights to Knoxville from London Heathrow Airport in August
MOST POPULAR MONTH TO FLY TO KNOXVILLE FROM LONDON HEATHROW AIRPORT	December	537% more users visited	More momondo users searched in flights to Knoxville from London Heathrow Airport in December than any other month

Cheap Knoxville flight deals and tips

Summary info about Knoxville flight prices, duration and airlines

Best One-Way Price	£439
Best Round-Trip Price	£570
Fastest flight time	12h 18m
Popular in	July

The best one-way flight price to Knoxville from United Kingdom in the last 72 hours is £439 (London Heathrow to Knoxville McGhee Tyson).

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The best round-trip flight price to Knoxville from United Kingdom in the last 72 hours is £570 (London Heathrow to Knoxville McGhee Tyson).

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The fastest flight to Knoxville from United Kingdom takes 12h 18m (Manchester to Knoxville McGhee Tyson).

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July has the highest demand for flights to Knoxville, with a 12% price increase on average.

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Frequently asked questions about flying to Knoxville

How far in advance should I book a flight to Knoxville?

You are more likely to see cheaper flights to Knoxville from United Kingdom when booking 36 days ahead of your departure date. In general, you can expect to find flights to Knoxville for around £650 when searching 36 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 £477 on momondo.

Is there an alternative airport near Knoxville?

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).

Is there a cheaper alternative to flying into Knoxville?

You can find deals at Blountville Tri Cities TN/VA Airport for £215 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Knoxville McGhee Tyson Airport?

Prices for flights to Knoxville McGhee Tyson Airport refresh daily.

How many operators does momondo search for flights to Knoxville McGhee Tyson Airport?

As of October 2025, there are 9 operators available to choose from for flights to Knoxville McGhee Tyson Airport.

How old do you have to be to fly 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.

What documentation or ID do you need to fly 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.

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Can I find flights to Knoxville with flexible booking policies on momondo?

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.

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