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Cheap flights from Chattanooga to London Heathrow Airport from £347

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 30/8. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — LHR
25 Aug — 1 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Chattanooga to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Chattanooga to Heathrow
Explore the most affordable flight options available from Chattanooga to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 July 2026.

Mon 21/906:00
CHA
-
LHR
1 stop19h 45m
United Airlines
Fri 2/1006:50
LHR
-
CHA
2 stops16h 42m
United Airlines
Deal found 24/7£663
Tue 22/910:44
CHA
-
LHR
1 stop15h 01m
United Airlines
Wed 30/906:50
LHR
-
CHA
2 stops16h 42m
United Airlines
Deal found 22/7£664
Wed 14/1006:00
CHA
-
LHR
1 stop19h 45m
United Airlines
Tue 20/1010:50
LHR
-
CHA
2 stops36h 42m
United Airlines
Deal found 24/7£672
Mon 12/1018:00
CHA
-
LHR
1 stop11h 25m
United Airlines
Mon 19/1017:55
LHR
-
CHA
2 stops29h 37m
United Airlines
Deal found 25/7£673
Sun 8/1118:33
CHA
-
LHR
1 stop21h 02m
United Airlines
Mon 23/1111:05
LHR
-
CHA
2 stops38h 49m
United Airlines
Deal found 22/7£674

Find flight deals from Chattanooga to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Chattanooga (CHA) to Heathrow (LHR). 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 26 July 2026.

Round-trip from

£592

One-way from

£347

Popular in

July

Cheapest in

November

Average price

£1,278
United Airlines
  • United Airlines
  • 11/1-13/1
  • 3 total stops
  • 28h 24m total
  • Chattanooga to London
Search Deals
United Airlines
  • United Airlines
  • 30/8
  • 1 total stop
  • 21h 45m total
  • Chattanooga to London
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£226 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£36 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Chattanooga 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 858,174 searches. Data last updated 26 July 2026.
Use the filters below to find and compare flights from Chattanooga to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Mon 11/1

14:01-07:55

1 stop12h 54m

London Heathrow

Wed 13/1

06:50-17:20

2 stops15h 30m

£592

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Mon 21/9

07:00-06:45

2 stops18h 45m

London Heathrow

Fri 2/10

06:50-18:32

2 stops16h 42m

£666
Cheapest one-way

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sun 30/8

06:15-09:20

2 stops22h 05m

£347

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Thu 3/9

05:35-07:15

1 stop20h 40m

£385
Fastest single journey

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Thu 3/9

06:15-05:55

2 stops18h 40m

£385

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Mon 3/8

07:00-10:25

2 stops22h 25m

£465

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Thu 3/9

18:50-21:35

3 stops45h 45m

£579

Flights are sorted by cheapest return flights first.

Deals found on 21/7

Sorted by cheapest first

Best time to book a flight from Chattanooga to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Chattanooga 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 Chattanooga to London Heathrow Airport

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

Currently, November is the cheapest month in which you can book a flight from Chattanooga to London Heathrow Airport (average of £452). Flying from Chattanooga to London Heathrow Airport in July is currently the most expensive (average of £1,278). 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.

How much does it cost for a return flight from Chattanooga to London Heathrow Airport?

Airfare is below average for this route at the moment.

Chattanooga to London Heathrow Airport flights typically cost between £1,049 and £1,128 in January.
The cheapest return price found within the last 5 days was £592 on United Airlines (11 Jan–13 Jan).

Related info for your journey

Find useful and relevant information for your journey from Chattanooga to Heathrow. 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 from for flights from Chattanooga to London Heathrow?

    If you book a flight to London Heathrow from Chattanooga, you will be flying from Lovell Field, which is the city’s only airport. Chattanooga Lovell Field (CHA) is located 6.0 mi from the center of Chattanooga. There are 0 flights from Lovell Field to London Heathrow per day from 0 different airlines.

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

    For as low as £592, United Airlines can have you in London Heathrow Airport from Chattanooga in 12h 54m. Chattanooga and London Heathrow Airport are separated by a distance of 4162 mi.

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

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

  • How can I find direct flights from Chattanooga to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Chattanooga 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.

  • What is the cheapest month to book a flight from Chattanooga to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Chattanooga to London Heathrow Airport (average of £452). Flying from Chattanooga to London Heathrow Airport in July is currently the most expensive (average of £1,278). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Slough
Ilford
Hayes
Croydon
Colchester
Brentford
Eastbourne
Northampton
Watford
Swindon
Southend-on-Sea
Poole
Kingston upon Thames
Southall
Aylesbury

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How does Cheapflights help users find flights from Chattanooga to Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Chattanooga to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Chattanooga to Heathrow.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Chattanooga to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Chattanooga to Heathrow become cheaper?

Yes! Start tracking prices for Chattanooga to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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