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$673+ Cheap flights from Chattanooga (CHA) 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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — LHR
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$673
(United Airlines)

Popular in

June

Cheapest in

September

Average price

$1,614
From Chattanooga Lovell Field to London Heathrow
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Highest demand for flights based on searches. 28% potential increase in price ($383 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 9/1412:11 pmCHA - LHR
1 stop13h 09mUnited Airlines
Thu 9/259:30 amLHR - CHA
2 stops42h 41mUnited Airlines
Deal found 6/10$673
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/141:30 pmCHA - LHR
1 stop12h 15mKLM
Tue 9/233:15 pmLHR - CHA
1 stop13h 10mKLM
Deal found 6/12$695
This United deal was found by Cheapflights users on 6/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/17:00 amCHA - LHR
1 stop18h 20mMultiple Airlines
Mon 9/85:10 pmLHR - CHA
2 stops35h 03mMultiple Airlines
Deal found 6/10$705
This FlightHub deal was found by Cheapflights users on 6/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/234:08 pmCHA - LHR
2 stops20h 32mScandinavian Airlines
Sat 8/305:00 pmLHR - CHA
2 stops35h 42mScandinavian Airlines
Deal found 6/9$716
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 7/253:33 pmCHA - LHR
2 stops14h 32mAmerican Airlines
Fri 8/19:45 amLHR - CHA
2 stops14h 55mAmerican Airlines
Deal found 6/9$810
This Virgin Atlantic deal was found by Cheapflights users on 6/10. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/254:23 pmCHA - LHR
1 stop16h 07mVirgin Atlantic
Fri 8/19:40 amLHR - CHA
2 stops16h 37mVirgin Atlantic
Deal found 6/10$819
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/37:00 amCHA - LHR
1 stop32h 00mDelta
Thu 8/76:15 amLHR - CHA
2 stops18h 31mDelta
Deal found 6/11$962
This WestJet 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/276:30 amCHA - LHR
2 stops24h 35mWestJet
Wed 8/62:10 pmLHR - CHA
2 stops36h 38mWestJet
Deal found 6/11$7,510

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated June 12, 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 9/14

12:11 pm-6:20 am

1 stop13h 09m

London Heathrow

Thu 9/25

9:30 am-11:11 pm

2 stops42h 41m

$673

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sun 9/14

1:30 pm-6:45 am

1 stop12h 15m

London Heathrow

Tue 9/23

3:15 pm-11:25 pm

1 stop13h 10m

$695

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Mon 9/1

7:00 am-6:20 am

1 stop18h 20m

London Heathrow

Mon 9/8

5:10 pm-11:13 pm

2 stops35h 03m

$705

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sat 8/23

4:08 pm-5:40 pm

2 stops20h 32m

London Heathrow

Sat 8/30

5:00 pm-11:42 pm

2 stops35h 42m

$716

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Fri 7/25

3:33 pm-11:05 am

2 stops14h 32m

London Heathrow

Fri 8/1

9:45 am-7:40 pm

2 stops14h 55m

$810

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Fri 7/25

4:23 pm-1:30 pm

1 stop16h 07m

London Heathrow

Fri 8/1

9:40 am-9:17 pm

2 stops16h 37m

$819

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Thu 7/3

7:00 am-8:00 pm

1 stop32h 00m

London Heathrow

Thu 8/7

6:15 am-7:46 pm

2 stops18h 31m

$962

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Fri 6/27

6:30 am-12:05 pm

2 stops24h 35m

London Heathrow

Wed 8/6

2:10 pm-9:48 pm

2 stops36h 38m

$7,510

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 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 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 $661). Flying from Chattanooga to London Heathrow Airport in June is currently the most expensive (average of $1,108). 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 CHA to LHR?

Find hourly flight availability from Chattanooga to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from Chattanooga to London Heathrow Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 28% on airfare.

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 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 12, 2025.
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

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

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

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

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

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

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

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!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

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

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

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?

    Chattanooga Lovell Field (CHA), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Chattanooga to London Heathrow. 4 airlines have flights from Lovell Field to London Heathrow on a regular basis. Booking flights from Chattanooga Lovell Field to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

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

    Flying on United Airlines is currently your cheapest option to London Heathrow Airport, with prices starting at $673. Additional round-trip tickets that might be worth considering are offered by KLM and Scandinavian Airlines, with the lowest prices starting at $695 and $716, respectively. United Airlines is priced at 31% lower than the current average price of a flight leaving 3 months from now.

  • 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 vacation 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 $661). Flying from Chattanooga to London Heathrow Airport in June is currently the most expensive (average of $1,108). 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

Traveling to a place near Chattanooga?

Book flights to Chattanooga if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Canterbury
Harrow
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Folkestone
Borehamwood
Broadway
Sutton
Aylesbury
Chelmsford
Brentwood

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Top 4 airlines flying from Chattanooga to Heathrow

Discover the top 4 airlines that operate flights from Chattanooga 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$635Average$847FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$648Average$803FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$688Average$1,141FlexibilityNo cancel feeOn-time71%
KLMCheapest$694Average$881FlexibilityNo cancel feeOn-time75%

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