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Cheap flights from Chattanooga to London Heathrow Airport from £226

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 24/9. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — LHR
18 Jun — 25 Jun1
1 adult

Cheap 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 13 June 2025.

Round-trip from

£495

One-way from

£226

Popular in

June

Cheapest in

September

Average price

£1,188
United Airlines
  • United Airlines
  • 14/9-25/9
  • 3 total stops
  • 55h 50m total
  • Chattanooga to London
Search Deals
24/9
  • 24/9
  • 2 total stops
  • 27h 01m total
  • Chattanooga to London
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£207 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£32 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Chattanooga to Heathrow

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 13 June 2025.

Sun 14/912:11CHA - LHR
1 stop13h 09mUnited Airlines
Thu 25/909:30LHR - CHA
2 stops42h 41mUnited Airlines
Deal found 11/6£495
Sun 14/913:30CHA - LHR
1 stop12h 15mKLM
Tue 23/915:15LHR - CHA
1 stop13h 10mKLM
Deal found 12/6£511
Sat 23/816:08CHA - LHR
2 stops20h 32mScandinavian Airlines
Sat 30/817:00LHR - CHA
2 stops35h 42mScandinavian Airlines
Deal found 12/6£526
Fri 10/1017:00CHA - LHR
1 stop11h 10mMultiple Airlines
Fri 24/1013:10LHR - CHA
1 stop13h 31mMultiple Airlines
Deal found 11/6£549
Sun 27/715:24CHA - LHR
1 stop11h 16mAmerican Airlines
Sun 3/809:15LHR - CHA
1 stop15h 25mAmerican Airlines
Deal found 12/6£606
Thu 3/707:00CHA - LHR
1 stop32h 00mDelta
Fri 1/806:15LHR - CHA
2 stops20h 57mDelta
Deal found 11/6£708
Fri 27/606:30CHA - LHR
2 stops24h 35mWestJet
Wed 6/814:10LHR - CHA
2 stops36h 38mWestJet
Deal found 11/6£5,527

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 13 June 2025.
Use the filters below to find and compare flights from Chattanooga to London Heathrow Airport that are best for you.

Fly from

Chattanooga

Fly to

Heathrow

Route

Depart

Return

Price

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sun 14/9

12:11-06:20

1 stop13h 09m

London Heathrow

Thu 25/9

09:30-23:11

2 stops42h 41m

£495

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sun 14/9

13:30-06:45

1 stop12h 15m

London Heathrow

Tue 23/9

15:15-23:25

1 stop13h 10m

£511

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sat 23/8

16:08-17:40

2 stops20h 32m

London Heathrow

Sat 30/8

17:00-23:42

2 stops35h 42m

£526

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Fri 10/10

17:00-09:10

1 stop11h 10m

London Heathrow

Fri 24/10

13:10-21:41

1 stop13h 31m

£549

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sun 27/7

15:24-07:40

1 stop11h 16m

London Heathrow

Sun 3/8

09:15-19:40

1 stop15h 25m

£606

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Thu 3/7

07:00-20:00

1 stop32h 00m

London Heathrow

Fri 1/8

06:15-22:12

2 stops20h 57m

£708

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Fri 27/6

06:30-12:05

2 stops24h 35m

London Heathrow

Tue 5/8

14:10-23:23

2 stops38h 13m

£5,527

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Wed 24/9

12:19-20:20

2 stops27h 01m

£226

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sun 27/7

12:10-06:20

1 stop13h 10m

£325

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sun 27/7

18:39-11:10

1 stop11h 31m

£777

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 11 results
1
2

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, January is the cheapest month in which you can book a flight from Chattanooga to London Heathrow Airport (average of £112). Flying from Chattanooga to London Heathrow Airport in August is currently the most expensive (average of £164). 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.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 13 June 2025.
Delta
8.0
Very Good
7,946 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,946 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.3
Good
1,387 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines flying from Chattanooga to London Heathrow Airport round-trip?

    Currently priced at £495, United Airlines will fly you from Chattanooga to London Heathrow Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from KLM and Scandinavian Airlines - these airlines can fly you to your destination from £511 and £526, respectively. You may be able to fly from Chattanooga to London Heathrow Airport for 31% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Chattanooga to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as £325 on United Airlines. Other airlines that offer cheap prices include KLM from £777 and Scandinavian Airlines from £1,830 one-way.

  • 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, January is the cheapest month in which you can book a flight from Chattanooga to London Heathrow Airport (average of £112). Flying from Chattanooga to London Heathrow Airport in August is currently the most expensive (average of £164). 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

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