This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
LON — TYS
18 Dec — 25 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Knoxville McGhee Tyson are usually found in February or November, booked 10 days in advance, depart on a Monday or Tuesday and return on a Tuesday
Cheap flight deals from London to Knoxville
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Knoxville (TYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 November 2025.
Explore the most affordable flight options available from London to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 November 2025.
Wed 31/1210:45LHR - TYS
1 stop13h 42mKLM
Wed 7/114:37TYS - LHR
1 stop12h 13mKLM
Deal found 16/11£694
Wed 26/1107:50LHR - TYS
2 stops18h 31mAer Lingus
Thu 4/1213:14TYS - LHR
2 stops13h 51mAer Lingus
Deal found 16/11£695
Wed 31/1208:15LHR - TYS
2 stops17h 28mBritish Airways
Wed 7/117:17TYS - LHR
1 stop33h 03mBritish Airways
Deal found 16/11£704
Thu 20/1108:50LHR - TYS
2 stops17h 31mAer Lingus
Mon 8/1214:58TYS - LHR
2 stops17h 27mAer Lingus
Deal found 17/11£722
Wed 31/1208:40LCY - TYS
2 stops17h 03mBritish Airways
Wed 7/107:44TYS - LCY
2 stops31h 16mBritish Airways
Deal found 16/11£732
Wed 31/1207:40LHR - TYS
2 stops32h 31mUnited Airlines
Wed 7/114:25TYS - LHR
2 stops13h 45mUnited Airlines
Deal found 16/11£748
Thu 20/1108:50LHR - TYS
2 stops17h 31mAer Lingus
Sat 6/1208:06TYS - LHR
2 stops21h 04mAer Lingus
Deal found 17/11£752
Sun 28/1215:50LHR - TYS
1 stop31h 24mVirgin Atlantic
Mon 22/614:30TYS - LHR
1 stop11h 00mVirgin Atlantic
Deal found 16/11£753
Sat 27/1214:10LHR - TYS
1 stop12h 11mBritish Airways
Sun 21/618:26TYS - LHR
1 stop32h 39mBritish Airways
Deal found 16/11£754
Mon 29/1210:45LHR - TYS
1 stop12h 29mKLM
Tue 23/619:20TYS - LHR
1 stop13h 10mKLM
Deal found 16/11£759
Wed 19/1108:50LHR - TYS
2 stops17h 34mAer Lingus
Thu 12/211:16TYS - LHR
2 stops21h 09mAer Lingus
Deal found 16/11£761
Wed 31/1218:10LCY - TYS
2 stops30h 41mLufthansa
Wed 7/117:29TYS - LCY
2 stops19h 11mLufthansa
Deal found 16/11£871
Best flights from London to Knoxville
Discover carefully curated flight deals from London to Knoxville that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 November 2025.
Fri 6/311:20LGW - TYS
2 stops32h 08mAmerican Airlines
Tue 10/306:58TYS - LGW
2 stops20h 32mAmerican Airlines
Deal found 17/11£609
Fri 6/306:35LHR - TYS
2 stops17h 54mLufthansa
Tue 10/313:53TYS - LHR
1 stop12h 02mLufthansa
Deal found 15/11£615
Wed 15/409:30LHR - TYS
2 stops16h 16mUnited Airlines
Thu 30/414:00TYS - LHR
1 stop11h 45mUnited Airlines
Deal found 16/11£621
Wed 15/412:30LHR - TYS
1 stop13h 09mBritish Airways
Wed 29/420:23TYS - LHR
1 stop10h 52mBritish Airways
Deal found 16/11£621
Fri 24/408:40LCY - TYS
2 stops20h 06mVirgin Atlantic
Tue 28/412:30TYS - LCY
2 stops13h 45mVirgin Atlantic
Deal found 17/11£688
Fri 24/407:45LCY - TYS
2 stops18h 43mDelta
Tue 28/414:30TYS - LCY
2 stops21h 10mDelta
Deal found 15/11£689
Mon 13/416:40LHR - TYS
1 stop31h 51mLufthansa
Tue 28/419:25TYS - LHR
1 stop10h 15mLufthansa
Deal found 16/11£621
Mon 13/411:05LHR - TYS
1 stop14h 41mUnited Airlines
Wed 29/413:53TYS - LHR
1 stop11h 52mUnited Airlines
Deal found 16/11£621
Tue 14/412:15LHR - TYS
1 stop12h 11mBritish Airways
Tue 28/418:25TYS - LHR
1 stop10h 55mBritish Airways
Deal found 16/11£621
Mon 13/409:30LHR - TYS
2 stops16h 16mUnited Airlines
Thu 30/414:00TYS - LHR
1 stop11h 45mUnited Airlines
Deal found 16/11£621
Tue 14/408:00LHR - TYS
1 stop14h 28mLufthansa
Mon 27/414:24TYS - LHR
1 stop11h 31mLufthansa
Deal found 16/11£621
Tue 14/409:30LHR - TYS
2 stops16h 16mUnited Airlines
Tue 28/419:25TYS - LHR
1 stop10h 15mUnited Airlines
Deal found 16/11£621
Tue 14/412:15LHR - TYS
1 stop12h 16mLufthansa
Tue 28/414:24TYS - LHR
1 stop11h 31mLufthansa
Deal found 16/11£621
Wed 31/1208:40LCY - TYS
2 stops17h 03mBritish Airways
Wed 7/107:44TYS - LCY
2 stops31h 16mBritish Airways
Deal found 16/11£732
Wed 31/1218:10LCY - TYS
2 stops30h 41mLufthansa
Wed 7/117:29TYS - LCY
2 stops19h 11mLufthansa
Deal found 16/11£871
Last-minute flights from London to Knoxville
Discover last-minute flight deals from London to Knoxville. Data last updated 18 November 2025 and is based on user searches.
Wed 19/1108:50LHR - TYS
2 stops17h 34mAer Lingus
Thu 12/211:16TYS - LHR
2 stops21h 09mAer Lingus
Deal found 16/11£761
Thu 20/1108:50LHR - TYS
2 stops17h 31mAer Lingus
Mon 8/1214:58TYS - LHR
2 stops17h 27mAer Lingus
Deal found 17/11£722
Thu 20/1108:50LHR - TYS
2 stops17h 31mAer Lingus
Sat 6/1208:06TYS - LHR
2 stops21h 04mAer Lingus
Deal found 17/11£752
Wed 26/1107:50LHR - TYS
2 stops18h 31mAer Lingus
Thu 4/1213:14TYS - LHR
2 stops13h 51mAer Lingus
Deal found 16/11£695
Sat 27/1214:10LHR - TYS
1 stop12h 11mBritish Airways
Sun 21/618:26TYS - LHR
1 stop32h 39mBritish Airways
Deal found 16/11£754
Sun 28/1215:50LHR - TYS
1 stop31h 24mVirgin Atlantic
Mon 22/614:30TYS - LHR
1 stop11h 00mVirgin Atlantic
Deal found 16/11£753
Mon 29/1210:45LHR - TYS
1 stop12h 29mKLM
Tue 23/619:20TYS - LHR
1 stop13h 10mKLM
Deal found 16/11£759
Wed 31/1210:45LHR - TYS
1 stop13h 42mKLM
Wed 7/114:37TYS - LHR
1 stop12h 13mKLM
Deal found 16/11£694
Wed 31/1208:15LHR - TYS
2 stops17h 28mBritish Airways
Wed 7/117:17TYS - LHR
1 stop33h 03mBritish Airways
Deal found 16/11£704
Wed 31/1208:40LCY - TYS
2 stops17h 03mBritish Airways
Wed 7/107:44TYS - LCY
2 stops31h 16mBritish Airways
Deal found 16/11£732
Wed 31/1207:40LHR - TYS
2 stops32h 31mUnited Airlines
Wed 7/114:25TYS - LHR
2 stops13h 45mUnited Airlines
Deal found 16/11£748
Wed 31/1218:10LCY - TYS
2 stops30h 41mLufthansa
Wed 7/117:29TYS - LCY
2 stops19h 11mLufthansa
Deal found 16/11£871
One-way flights from London to Knoxville
Search for one-way flight options from London to Knoxville. Find affordable one-way fares based on user searches. Data last updated 18 November 2025.
Sat 10/114:10LHR - TYS
3 stops50h 55mMultiple Airlines
Deal found 16/11£329
Thu 27/1114:00LGW - TYS
1 stop34h 19mMultiple Airlines
Deal found 17/11£371
Thu 8/108:45LHR - TYS
2 stops30h 25mMultiple Airlines
Deal found 16/11£378
Sun 18/109:10LGW - TYS
3 stops37h 18mMultiple Airlines
Deal found 17/11£391
Sun 18/113:30LHR - TYS
2 stops34h 57mUnited Airlines
Deal found 17/11£416
Fri 9/109:50LHR - TYS
3 stops30h 50mMultiple Airlines
Deal found 16/11£432
Sun 18/111:00LHR - TYS
1 stop16h 09mMultiple Airlines
Deal found 17/11£441
Sat 10/113:00LHR - TYS
2 stops30h 49mAir Canada
Deal found 16/11£454
Sun 18/113:45LCY - TYS
2 stops15h 00mDelta
Deal found 17/11£459
Fri 9/107:25LHR - TYS
1 stop14h 28mUnited Airlines
Deal found 16/11£467
Tue 23/1218:30LHR - TYS
3 stops46h 30mMultiple Airlines
Deal found 17/11£469
Thu 25/1210:10LGW - TYS
2 stops30h 45mMultiple Airlines
Deal found 17/11£474
Cheapflights Fare Finder
Customise your flight search to find flights from London to Knoxville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 November 2025.
Use the filters below to find and compare flights from London to Knoxville that are best for you.
Fly from
London
Fly to
Knoxville
Route
Depart
Return
Price
LondonKnoxville
LGW - TYS
LGWTYS
London Gatwick
Fri 6/3
11:20-14:28
2 stops32h 08m
Knoxville McGhee Tyson
Tue 10/3
06:58-07:30
2 stops20h 32m
£609
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Fri 6/3
06:35-19:29
2 stops17h 54m
Knoxville McGhee Tyson
Tue 10/3
13:53-05:55
1 stop12h 02m
£615
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Wed 15/4
09:30-20:46
2 stops16h 16m
Knoxville McGhee Tyson
Thu 30/4
14:00-06:45
1 stop11h 45m
£621
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Wed 15/4
12:30-20:39
1 stop13h 09m
Knoxville McGhee Tyson
Wed 29/4
20:23-12:15
1 stop10h 52m
£621
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Mon 13/4
16:40-19:31
1 stop31h 51m
Knoxville McGhee Tyson
Tue 28/4
19:25-10:40
1 stop10h 15m
£621
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Mon 13/4
11:05-20:46
1 stop14h 41m
Knoxville McGhee Tyson
Wed 29/4
13:53-06:45
1 stop11h 52m
£621
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Tue 14/4
12:15-19:26
1 stop12h 11m
Knoxville McGhee Tyson
Tue 28/4
18:25-10:20
1 stop10h 55m
£621
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Mon 13/4
09:30-20:46
2 stops16h 16m
Knoxville McGhee Tyson
Thu 30/4
14:00-06:45
1 stop11h 45m
£621
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Tue 14/4
08:00-17:28
1 stop14h 28m
Knoxville McGhee Tyson
Mon 27/4
14:24-06:55
1 stop11h 31m
£621
LondonKnoxville
LHR - TYS
LHRTYS
London Heathrow
Tue 14/4
09:30-20:46
2 stops16h 16m
Knoxville McGhee Tyson
Tue 28/4
19:25-10:40
1 stop10h 15m
£621
Flights are sorted by cheapest return flights first.
Deals found on 16/11
Showing 1-10 of 38 results
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Best time to book a flight from London to Knoxville
Have a flexible travel schedule? Discover the best time to fly to Knoxville from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from London to Knoxville
How far ahead should I book a flight from London to Knoxville?
Use this chart to determine the optimal time to book a return flight from London to Knoxville. Price data was last updated on 14 November 2025.
The best time to book flights from London to Knoxville is 10 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from London to Knoxville?
Currently, February is the cheapest month in which you can book a flight from London to Knoxville (average of £388). Flying from London to Knoxville in July is currently the most expensive (average of £571). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LON to TYS?
Find hourly flight availability from London to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 November 2025.
It’s optimal to fly from London to Knoxville in the evening. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight in the morning.
What’s the top stopover airport for flights from London to Knoxville?
Share of one-stop return flights from London to Knoxville chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Atlanta (ATL) – chosen by Cheapflights users on 36% of one-stop itineraries from London to Knoxville on Cheapflights.
What’s the cheapest stopover airport for flights from London to Knoxville?
Average return fare for one-stop flights from London to Knoxville, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Philadelphia (PHL) is the most affordable one-stop option, with an average return flight price of £572.
What’s the fastest stopover option from London to Knoxville?
Shortest average travel time for one-stop one-way flights from London to Knoxville, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Charlotte (CLT) have the shortest average one-way travel time for one-stop routes: 11h 48m.
Which airport typically offers the quickest stopover for flights from London to Knoxville?
Average stopover duration for one-stop one-way flights from London to Knoxville, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 23m.
Reviews of airlines servicing Knoxville
Get insights into the airlines that provide service to Knoxville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Knoxville. Reviews last updated 18 November 2025.
Read through reviews of airlines operating flights from London to Knoxville, such as Finnair, Virgin Atlantic, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Related info for your journey
Find useful and relevant information for your journey from London to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly into for flights to Knoxville from London?
If you book a flight to Knoxville from London, you will be flying to McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 11.3 mi from the center of Knoxville. There are 0 flights from London to McGhee Tyson per day from 7 different airlines.
How long is the flight from London to Knoxville?
There are many flights that can get you from London to Knoxville in 16h 16m. Fly via American Airlines, Lufthansa, or United Airlines to get the fastest option. Airlines will cover a distance of 4076 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from London to Knoxville round-trip?
Flying on Lufthansa is currently your cheapest option to Knoxville, with prices starting at £466. Additional return tickets that might be worth considering are offered by British Airways and United Airlines, with the lowest prices starting at £485 and £490, respectively. Lufthansa is currently priced 29% below the average price you’ll pay for this route.
What are the most popular routes from London to Knoxville?
The most popular flight routes from London to Knoxville are London Heathrow - Knoxville McGhee Tyson, London City - Knoxville McGhee Tyson and London Gatwick - Knoxville McGhee Tyson.
Can I find deals for flights from London to Knoxville that include hotel bookings?
Yes. In addition to deals on London to Knoxville flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Knoxville?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Knoxville.
Can I find deals for business class flights from London to Knoxville?
Yes. Cheapflights offers flight deals from London to Knoxville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London to Knoxville?
Currently, February is the cheapest month in which you can book a flight from London to Knoxville (average of £388). Flying from London to Knoxville in July is currently the most expensive (average of £571). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Discover the top 7 airlines that operate flights from London to Knoxville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 November 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from London to Knoxville?
Cheapflights helps you search for flights from London to Knoxville via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from London to Knoxville?
Cheapflights helps you find that perfect flight to Knoxville from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from London to Knoxville with no change fees?
Yes, we can. To see specific flights from London to Knoxville with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from London to Knoxville become cheaper?
Not ready to book yet? You can track prices for flights from London to Knoxville on Cheapflights with our Price Alert feature and get notified when better prices are available.
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