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Cheap flights from London Heathrow Airport to Johnson City, Tennessee from £505

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 13/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — GSP
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Heathrow to Johnson City

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Johnson City
Explore the most affordable flight options available from Heathrow to Johnson City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 November 2025.

Sat 13/1209:25LHR - TRI
2 stops18h 09mKLM
Sun 14/1215:36TRI - LHR
1 stop11h 14mKLM
Deal found 12/11£856
Sat 13/1211:45LHR - TRI
1 stop13h 14mAmerican Airlines
Sun 14/1220:25TRI - LHR
1 stop10h 35mAmerican Airlines
Deal found 12/11£868
Wed 17/1213:30LHR - TRI
2 stops14h 57mAmerican Airlines
Fri 26/1207:56TRI - LHR
1 stop18h 24mAmerican Airlines
Deal found 12/11£1,023
Wed 17/1209:40LHR - TRI
2 stops17h 54mVirgin Atlantic
Fri 26/1213:49TRI - LHR
2 stops16h 01mVirgin Atlantic
Deal found 12/11£1,140
Sat 13/1206:40LHR - TRI
2 stops20h 54mScandinavian Airlines
Sun 14/1215:36TRI - LHR
2 stops21h 04mScandinavian Airlines
Deal found 12/11£1,173

Cheap flight deals from Heathrow to Johnson City

Keep the following information in mind while searching for Heathrow to Johnson City flight deals. Data was last updated 14 November 2025.

Round-trip from

£729

One-way from

£505

Popular in

June

Cheapest in

January

Average price

£996
American Airlines
  • American Airlines
  • 25/4-28/4
  • 4 total stops
  • 29h 55m total
  • London to Johnson City
Search Deals
13/12
  • 13/12
  • 3 total stops
  • 45h 25m total
  • London to Johnson City
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£151 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£37 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Johnson City 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 14 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Johnson City that are best for you.

Fly from

Heathrow

Fly to

Johnson City

Route

Depart

Return

Price

LondonBlountville

LHR - TRI

LHRTRI

London Heathrow

Sat 25/4

08:15-19:11

2 stops15h 56m

Blountville Tri Cities TN/VA

Tue 28/4

11:16-06:15

2 stops13h 59m

£729

LondonBlountville

LHR - TRI

LHRTRI

London Heathrow

Sat 13/12

09:25-22:34

2 stops18h 09m

Blountville Tri Cities TN/VA

Sun 14/12

15:36-07:50

1 stop11h 14m

£856

LondonBlountville

LHR - TRI

LHRTRI

London Heathrow

Sat 13/12

11:45-19:59

1 stop13h 14m

Blountville Tri Cities TN/VA

Sun 14/12

20:25-12:00

1 stop10h 35m

£868

LondonBlountville

LHR - TRI

LHRTRI

London Heathrow

Wed 17/12

13:30-23:27

2 stops14h 57m

Blountville Tri Cities TN/VA

Fri 26/12

07:56-07:20

1 stop18h 24m

£1,023

LondonBlountville

LHR - TRI

LHRTRI

London Heathrow

Sat 13/12

20:35-13:00

3 stops45h 25m

£505

LondonBlountville

LHR - TRI

LHRTRI

London Heathrow

Sat 13/12

08:55-22:34

1 stop18h 39m

£712

Flights are sorted by cheapest return flights first.

Deals found on 12/11

Best time to book a flight from Heathrow to Johnson City

Have a flexible travel schedule? Discover the best time to fly to Johnson City from Heathrow 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 Heathrow Airport to Johnson City

What is the cheapest month to book a flight from London Heathrow Airport to Johnson City?

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Johnson City (average of £388). Flying from London Heathrow Airport to Johnson City 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 LHR to J0H?

Find hourly flight availability from Heathrow to Johnson City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 November 2025.

When flying from London Heathrow Airport to Johnson City, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 9% versus a flight in the morning.

What is the cheapest day to fly from London Heathrow Airport to Johnson City?

Use this chart to determine the cheapest time to fly return from Heathrow to Johnson City. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Heathrow Airport to Johnson City flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Johnson City

Get insights into the airlines that provide service to Johnson City. 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 Johnson City. Reviews last updated 14 November 2025.
Check out reviews from past customers who have flown with KLM and Virgin Atlantic from London Heathrow Airport to Johnson City to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,411 reviews
Check prices

Overall

7.7

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,411 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Overall

7.7

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Virgin Atlantic
7.5
Good
673 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Overall

7.7

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Johnson City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to Johnson City?

    There are many flights that can get you from London Heathrow Airport to Johnson City in 15h 56m. Fly via American Airlines to get the fastest option. The distance between London Heathrow Airport and Johnson City is about 3980 mi.

  • Can I find deals for flights from Heathrow to Johnson City that include hotel bookings?

    Yes. In addition to deals on Heathrow to Johnson City flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Johnson City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Johnson City.

  • Can I find deals for business class flights from Heathrow to Johnson City?

    Yes. Cheapflights offers flight deals from Heathrow to Johnson City 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 Heathrow Airport to Johnson City?

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Johnson City (average of £388). Flying from London Heathrow Airport to Johnson City 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Heathrow to Johnson City

Discover the top 9 airlines that operate flights from Heathrow to Johnson City. 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 14 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£388Average£638FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£465Average£621FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£466Average£589FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£480Average£633FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air FranceCheapest£504Average£841FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£504Average£879FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£508Average£649FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£523Average£705FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest£575Average£1,004FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Johnson City?

Deals for Heathrow to Johnson City flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Johnson City?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Johnson City for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Heathrow to Johnson City with no change fees?

Yes, we can. To see specific flights from Heathrow to Johnson City 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 Heathrow to Johnson City become cheaper?

Not ready to book yet? You can track prices for flights from Heathrow to Johnson City on Cheapflights with our Price Alert feature and get notified when better prices are available.

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