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Cheap flights from Huntsville to London Heathrow Airport from £398

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 31/5. Fares are subject to change and may not be available on all flights or dates of travel.
HSV — LHR
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Huntsville to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Huntsville to Heathrow
Explore the most affordable flight options available from Huntsville to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2026.

Mon 9/1107:30
HSV
-
LHR
1 stop18h 25m
United Airlines
Wed 11/1106:50
LHR
-
HSV
2 stops19h 08m
United Airlines
Deal found 15/4£619
Tue 10/1118:00
HSV
-
LHR
1 stop31h 55m
United Airlines
Fri 13/1106:50
LHR
-
HSV
2 stops16h 28m
United Airlines
Deal found 13/4£623
Wed 16/910:28
HSV
-
LHR
1 stop15h 12m
American Airlines
Wed 23/912:30
LHR
-
HSV
1 stop14h 35m
American Airlines
Deal found 14/4£691
Wed 16/914:50
HSV
-
LHR
2 stops15h 15m
Delta
Wed 23/911:15
LHR
-
HSV
1 stop17h 23m
Delta
Deal found 15/4£694
Wed 26/810:21
HSV
-
LHR
1 stop14h 29m
American Airlines
Tue 8/913:10
LHR
-
HSV
1 stop14h 48m
American Airlines
Deal found 14/4£713
Wed 26/813:05
HSV
-
LHR
1 stop11h 50m
United Airlines
Tue 8/906:50
LHR
-
HSV
2 stops22h 31m
United Airlines
Deal found 14/4£714

Find flight deals from Huntsville to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Huntsville (HSV) 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 18 April 2026.

Round-trip from

£690

One-way from

£398

Popular in

November

Cheapest in

January

Average price

£617
American Airlines
  • American Airlines
  • 16/9-23/9
  • 2 total stops
  • 27h 09m total
  • Huntsville to London
Search Deals
31/5
  • 31/5
  • 3 total stops
  • 39h 55m total
  • Huntsville to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£114 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£39 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Huntsville 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 18 April 2026.
Use the filters below to find and compare flights from Huntsville to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HuntsvilleLondon

HSV - LHR

HSVLHR

Huntsville

Sat 4/7

18:32-10:00

2 stops33h 28m

London Heathrow

Tue 6/10

07:30-19:58

2 stops18h 28m

£760

HuntsvilleLondon

HSV - LHR

HSVLHR

Huntsville

Thu 6/8

11:15-07:45

1 stop14h 30m

London Heathrow

Mon 24/8

17:50-17:45

2 stops29h 55m

£761

HuntsvilleLondon

HSV - LHR

HSVLHR

Huntsville

Sun 20/9

11:10-11:35

1 stop18h 25m

London Heathrow

Sun 27/9

09:30-21:53

2 stops18h 23m

£774
Fastest return journey

HuntsvilleLondon

HSV - LHR

HSVLHR

Huntsville

Tue 12/5

18:00-10:40

1 stop10h 40m

London Heathrow

Tue 26/5

06:50-17:39

2 stops16h 49m

£783

HuntsvilleLondon

HSV - LHR

HSVLHR

Huntsville

Mon 18/5

12:21-06:55

1 stop12h 34m

London Heathrow

Tue 2/6

06:50-17:39

2 stops16h 49m

£784

HuntsvilleLondon

HSV - LHR

HSVLHR

Huntsville

Tue 12/5

14:06-10:20

2 stops14h 14m

London Heathrow

Tue 26/5

09:55-19:01

2 stops15h 06m

£788

HuntsvilleLondon

HSV - LHR

HSVLHR

Huntsville

Mon 18/5

18:00-13:05

2 stops13h 05m

London Heathrow

Tue 2/6

08:40-20:44

2 stops18h 04m

£788

HuntsvilleLondon

HSV - LHR

HSVLHR

Huntsville

Sat 4/7

12:32-13:15

1 stop18h 43m

London Heathrow

Tue 6/10

08:40-20:27

2 stops17h 47m

£793

HuntsvilleLondon

HSV - LHR

HSVLHR

Huntsville

Sat 4/7

07:05-06:25

1 stop17h 20m

London Heathrow

Tue 6/10

11:15-18:56

1 stop13h 41m

£814
Cheapest one-way

HuntsvilleLondon

HSV - LHR

HSVLHR

Huntsville

Sun 31/5

10:43-20:20

2 stops27h 37m

£448

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Huntsville to Heathrow

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

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

Currently, January is the cheapest month in which you can book a flight from Huntsville to London Heathrow Airport (average of £501). Flying from Huntsville to London Heathrow Airport in November is currently the most expensive (average of £1,281). 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 Huntsville to London Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Huntsville 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 Huntsville to London Heathrow?

    Huntsville (HSV) is the airport you will fly out of if you book a flight from Huntsville to London Heathrow. You should not have trouble finding flights to London Heathrow from Huntsville; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Huntsville airport to London Heathrow. It is only a 12.4 mi journey to Huntsville (HSV) from Huntsville’s city center.

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

    United Airlines can get you from Huntsville to London Heathrow Airport in just under 33h 28m. Your travel time can differ by up to . Huntsville and London Heathrow Airport are separated by a distance of 4244 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Huntsville 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 Huntsville to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Huntsville to London Heathrow Airport (average of £501). Flying from Huntsville to London Heathrow Airport in November is currently the most expensive (average of £1,281). 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
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Swindon
Chelmsford
Ipswich
Southend-on-Sea

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

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

Yes, we can. To see specific flights from Huntsville to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Huntsville today and book when prices fit your budget.

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