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$775+ Cheap flights from Johnson City, TN, TN to Heathrow (LHR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — LHR
Jul 15 — Jul 221
Wed 7/15
Wed 7/22
1 adult, Economy
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Cheap flight deals from Johnson City to Heathrow

Cheapest flights from Johnson City to Heathrow
Explore the most affordable flight options available from Johnson City to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.

This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:00 pm
TRI
-
LHR
1 stop12h 00m
United Airlines
Thu 11/126:50 am
LHR
-
TRI
2 stops14h 50m
United Airlines
Deal found 6/11$775
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:00 pm
TRI
-
LHR
2 stops31h 10m
United Airlines
Fri 11/136:50 am
LHR
-
TRI
2 stops22h 24m
United Airlines
Deal found 6/12$778
This Finnair deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:24 am
TRI
-
LHR
1 stop19h 31m
Multiple Airlines
Wed 12/93:45 pm
LHR
-
TRI
1 stop13h 08m
Multiple Airlines
Deal found 6/11$890
This Expedia deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/303:50 pm
TRI
-
LHR
1 stop12h 10m
KLM
Wed 12/910:00 am
LHR
-
TRI
2 stops28h 35m
KLM
Deal found 6/11$896
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:39 pm
TRI
-
LHR
1 stop15h 36m
American Airlines
Thu 11/122:10 pm
LHR
-
TRI
1 stop14h 43m
American Airlines
Deal found 6/11$899
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/712:30 pm
TRI
-
LHR
1 stop15h 35m
American Airlines
Wed 9/1612:15 pm
LHR
-
TRI
1 stop16h 41m
American Airlines
Deal found 6/11$959

Find flight deals from Johnson City to Heathrow

Keep the following information in mind while searching for Johnson City to Heathrow flight deals. Data was last updated June 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$775
(United Airlines)

Popular in

July

Cheapest in

August

Average price

$1,411
Provider with most accurate pricing for Blountville Tri Cities TN/VA-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-London (LON) flights.
Search Deals
From Johnson City to London Heathrow
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($182 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Johnson City to Heathrow 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 2,558,603 searches. Data last updated June 15, 2026.
Use the filters below to find and compare flights from Johnson City to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Wed 11/11

6:00 am-7:55 am

1 stop20h 55m

London Heathrow

Fri 11/13

6:50 am-12:14 am

2 stops22h 24m

$775
Quickest round-trip

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Tue 11/10

7:00 pm-12:00 pm

1 stop12h 00m

London Heathrow

Thu 11/12

6:50 am-4:40 pm

2 stops14h 50m

$775

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Tue 11/10

7:00 pm-7:10 am

2 stops31h 10m

London Heathrow

Fri 11/13

6:50 am-12:14 am

2 stops22h 24m

$778

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Mon 9/7

6:00 am-7:15 am

1 stop20h 15m

London Heathrow

Wed 9/16

6:30 am-10:25 pm

2 stops20h 55m

$964

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Sorted by cheapest first

Best time to book a flight from Johnson City to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Johnson City with our price prediction graph.
Estimated round-trip 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 Johnson City to London Heathrow Airport

How much does it cost to fly round-trip from Johnson City to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated June 15, 2026.
See what other customers who have flown with Delta and American Airlines from Johnson City to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,396 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,396 reviews
Delta
7.9
Good
8,396 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,660 reviews
Delta
7.9
Good
8,396 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Johnson City to Heathrow. 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 Johnson City to London Heathrow Airport?

    United Airlines can get you from Johnson City to London Heathrow Airport in just under 20h 55m. Your travel time can differ by up to . The distance between Johnson City and London Heathrow Airport is about 3980 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Johnson City to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Northampton
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough

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Top 6 airlines flying from Johnson City to Heathrow

Discover the top 6 airlines that operate flights from Johnson City to Heathrow. 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 2,558,603 searches. Data last updated June 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$541Average$810FlexibilityNo cancel feeOn-time75%
DeltaCheapest$541Average$953FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$572Average$1,147FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$624Average$986FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$649Average$892FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$660Average$1,074FlexibilityNo cancel feeOn-time69%

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