HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$348+ Cheap flights from Chattanooga (CHA) to Heathrow (LHR)

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — LHR
Jun 8 — Jun 151
Mon 6/8
Mon 6/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chattanooga to Heathrow with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 May 9, 2026.

This United Airlines deal was found by Cheapflights users on 5/7. 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 8/165:40 pm
CHA
-
LHR
1 stop33h 50m
United Airlines
Wed 8/196:50 am
LHR
-
CHA
2 stops18h 59m
United Airlines
Deal found 5/7$843
This FlightHub deal was found by Cheapflights users on 5/7. 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.
Mon 11/25:45 pm
CHA
-
LHR
2 stops17h 15m
Scandinavian Airlines
Mon 11/236:40 am
LHR
-
CHA
2 stops22h 11m
Scandinavian Airlines
Deal found 5/7$860
This FlightHub deal was found by Cheapflights users on 5/7. 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.
Wed 11/45:45 pm
CHA
-
LHR
2 stops19h 45m
Scandinavian Airlines
Mon 11/236:40 am
LHR
-
CHA
2 stops20h 26m
Scandinavian Airlines
Deal found 5/7$885
This Finnair deal was found by Cheapflights users on 5/7. 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.
Sun 8/167:45 am
CHA
-
LHR
1 stop18h 05m
Multiple Airlines
Wed 8/1911:10 am
LHR
-
CHA
1 stop17h 37m
Multiple Airlines
Deal found 5/7$935
This United Airlines deal was found by Cheapflights users on 5/4. 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 8/167:00 am
CHA
-
LHR
1 stop19h 45m
United Airlines
Tue 9/17:25 am
LHR
-
CHA
2 stops18h 24m
United Airlines
Deal found 5/4$966
This Delta deal was found by Cheapflights users on 5/7. 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.
Tue 9/88:15 am
CHA
-
LHR
1 stop18h 00m
Delta
Tue 9/298:40 am
LHR
-
CHA
2 stops16h 54m
Delta
Deal found 5/7$968
This Delta deal was found by Cheapflights users on 5/8. 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.
Tue 9/18:15 am
CHA
-
LHR
1 stop17h 10m
Delta
Tue 9/229:55 am
LHR
-
CHA
2 stops15h 39m
Delta
Deal found 5/8$969
This United Airlines deal was found by Cheapflights users on 5/6. 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 9/16:30 am
CHA
-
LHR
2 stops19h 00m
United Airlines
Tue 9/226:50 am
LHR
-
CHA
2 stops15h 30m
United Airlines
Deal found 5/6$970
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Mon 9/215:20 pm
CHA
-
LHR
1 stop13h 15m
United Airlines
Fri 10/26:50 am
LHR
-
CHA
2 stops32h 19m
United Airlines
Deal found 5/8$972

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 May 9, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$843
(United Airlines)

One-way from

$348
(British Airways)

Popular in

July

Cheapest in

January

Average price

$1,324
Provider with most accurate pricing for Chattanooga Lovell Field-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chattanooga Lovell Field-London Heathrow flights.
Search Deals
From Chattanooga Lovell Field to London Heathrow
Search Deals
One-way flight from Chattanooga Lovell Field to London Heathrow
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($319 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 9, 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 round-trip
Quickest round-trip

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Mon 9/21

5:00 pm-9:05 am

1 stop11h 05m

London Heathrow

Fri 10/2

1:10 pm-9:41 pm

1 stop13h 31m

$935

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Mon 9/21

4:30 pm-7:15 am

1 stop9h 45m

London Heathrow

Fri 10/2

9:55 am-8:34 pm

2 stops15h 39m

$969

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Tue 9/1

6:30 am-6:30 am

2 stops19h 00m

London Heathrow

Tue 9/22

6:50 am-5:20 pm

2 stops15h 30m

$969

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Tue 11/3

2:01 pm-8:25 am

2 stops13h 24m

London Heathrow

Thu 11/26

9:10 am-11:03 pm

2 stops18h 53m

$1,000

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sat 10/10

5:40 pm-6:45 am

1 stop32h 05m

London Heathrow

Sat 10/17

1:40 pm-11:03 pm

1 stop14h 23m

$1,053

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sat 7/4

5:50 pm-9:20 pm

2 stops22h 30m

London Heathrow

Tue 7/14

7:25 am-9:44 am

2 stops31h 19m

$1,108

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Tue 5/19

7:15 am-11:35 am

1 stop23h 20m

London Heathrow

Tue 5/26

6:50 am-5:23 pm

2 stops15h 33m

$1,119
Cheapest one-way

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sun 11/1

3:15 pm-9:20 am

2 stops13h 05m

$379

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sat 10/31

5:40 pm-9:20 pm

2 stops23h 40m

$379

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Wed 11/4

3:15 pm-10:15 am

2 stops14h 00m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/8

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Compare providers for flights from Chattanooga to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chattanooga to Heathrow in May.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chattanooga-London Heathrow Airport flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Chattanooga-London Heathrow Airport flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Chattanooga-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chattanooga-London Heathrow Airport flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chattanooga-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, January is the cheapest month in which you can book a flight from Chattanooga to London Heathrow Airport (average of $659). Flying from Chattanooga to London Heathrow Airport in July is currently the most expensive (average of $1,565). 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 to fly round-trip from Chattanooga 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 May 9, 2026.
Get a feel of what it's like to fly with Delta,KLM, andAmerican Airlines from Chattanooga to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,457 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Overall

7.9

Boarding

8.1

Entertainment

7.8

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
8,457 reviews
Delta
7.9
Good
8,457 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Overall

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
KLM
7.8
Good
1,510 reviews
Delta
7.9
Good
8,457 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Overall

7.9

Boarding

8.1

Entertainment

7.8

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
11,670 reviews
Delta
7.9
Good
8,457 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Overall

7.9

Boarding

8.1

Entertainment

7.8

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 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. 3 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.

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

    Delta and United Airlines can get you from Chattanooga to London Heathrow Airport in just under 9h 45m. Your travel time can differ by up to 9h 15m. The distance between Chattanooga and London Heathrow Airport is about 4162 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Flying on Delta is currently your cheapest option to London Heathrow Airport, with prices starting at $659. Additional round-trip tickets that might be worth considering are offered by KLM and American Airlines, with the lowest prices starting at $676 and $696, respectively. Delta 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, January is the cheapest month in which you can book a flight from Chattanooga to London Heathrow Airport (average of $659). Flying from Chattanooga to London Heathrow Airport in July is currently the most expensive (average of $1,565). 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 London Heathrow Airport?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Chattanooga to Heathrow

Discover the top 3 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 May 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$659Average$1,222FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$676Average$1,223FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$696Average$1,393FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.