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 11h 05m. Your travel time can differ by up to . Huntsville and London Heathrow Airport are separated by a distance of 4244 mi.

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.

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).

What is the cheapest time of day to fly from HSV to LHR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Huntsville to London Heathrow Airport as you normally would.

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.

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.

£249+ Cheap Flights from Huntsville to London Heathrow Airport

Cheap flight deals from Huntsville to Heathrow

Enter your travel dates to find the best prices.

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Best

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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 19 October 2026.

Tue 1/1208:25 -

1 stop16h 15m

Tue 8/1206:35 -

2 stops18h 16m

Deal found 18/10£684

Sun 15/1113:15 -

1 stop11h 25m

Sun 22/1109:00 -

2 stops20h 44m

Deal found 18/10£720

Fri 13/1111:07 -

1 stop17h 08m

Fri 20/1106:50 -

2 stops21h 02m

Deal found 15/10£721

Fri 13/1118:20 -

2 stops16h 45m

Fri 20/1106:35 -

2 stops23h 09m

Deal found 15/10£728

Sun 29/1114:53 -

1 stop13h 22m

Sun 6/1209:30 -

2 stops15h 21m

Deal found 15/10£729

Sun 15/1114:15 -

2 stops14h 15m

Sun 22/1108:40 -

2 stops20h 21m

Deal found 16/10£739

Sun 29/1110:08 -

2 stops14h 57m

Sun 6/1211:45 -

2 stops17h 16m

Deal found 15/10£740

Sun 15/1111:57 -

1 stop12h 53m

Sun 22/1108:20 -

1 stop13h 56m

Deal found 16/10£743

Find flight deals from Huntsville to Heathrow

Round-trip from	£653
One-way from	£249
Popular in	June
Cheapest in	December
Average price	£699

Lufthansa
3/2-9/2
4 total stops
37h 58m total
Huntsville to London

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United Airlines
23/3-31/12
2 total stops
18h 43m total
Huntsville to London

Search Deals

Highest demand for flights based on searches. 22% potential increase in price (£174 potential increase over avg. return price).

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Cheapest flight prices on average. 4% potential price decrease (£26 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

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Cheapflights Fare Finder

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 Huntsville - LHR London Heathrow

HSVLHR

Huntsville

Tue 23/3

11:07-10:50

2 stops18h 43m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£249

HuntsvilleLondon

HSV Huntsville - LHR London Heathrow

HSVLHR

Huntsville

Tue 23/3

16:19-10:00

1 stop12h 41m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£249

HuntsvilleLondon

HSV Huntsville - LHR London Heathrow

HSVLHR

Huntsville

Wed 31/3

06:30-06:45

2 stops18h 15m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£249

Fastest return journey

HuntsvilleLondon

HSV Huntsville - LHR London Heathrow

HSVLHR

Huntsville

Wed 2/12

14:39-09:00

1 stop12h 21m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£419

HuntsvilleLondon

HSV Huntsville - LHR London Heathrow

HSVLHR

Huntsville

Mon 23/11

10:08-09:00

1 stop16h 52m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£419

HuntsvilleLondon

HSV Huntsville - LHR London Heathrow

HSVLHR

Huntsville

Wed 2/12

06:15-07:10

3 stops18h 55m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£428

HuntsvilleLondon

HSV Huntsville - LHR London Heathrow

HSVLHR

Huntsville

Sun 22/11

17:20-07:50

1 stop32h 30m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£428

HuntsvilleLondon

HSV Huntsville - LHR London Heathrow

HSVLHR

Huntsville

Mon 2/11

08:40-07:40

1 stop17h 00m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£439

HuntsvilleLondon

HSV Huntsville - LHR London Heathrow

HSVLHR

Huntsville

Thu 19/11

14:35-12:40

2 stops16h 05m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£456

HuntsvilleLondon

HSV Huntsville - LHR London Heathrow

HSVLHR

Huntsville

Sat 21/11

17:20-07:50

1 stop32h 30m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£533

Flights are sorted by cheapest return flights first.

Deals found on 14/10

Showing 1-10 of 19 resultsSorted by cheapest first

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.

HSV-LHR

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, December is the cheapest month in which you can book a flight from Huntsville to London Heathrow Airport (average of £562). Flying from Huntsville to London Heathrow Airport in June is currently the most expensive (average of £1,166). 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.

Related info for your journey

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 11h 05m. 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, December is the cheapest month in which you can book a flight from Huntsville to London Heathrow Airport (average of £562). Flying from Huntsville to London Heathrow Airport in June is currently the most expensive (average of £1,166). 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.

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

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Cheap flights from Huntsville to London Heathrow Airport from £249

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Huntsville to Heathrow

Cheapest flights from Huntsville to HeathrowExplore 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 19 October 2026.

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 19 October 2026.

Best flights from Huntsville to HeathrowDiscover carefully curated flight deals from Huntsville to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 October 2026.

Discover carefully curated flight deals from Huntsville to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 October 2026.

Last-minute flights from Huntsville to HeathrowDiscover last-minute flight deals from Huntsville to Heathrow. Data last updated 19 October 2026 and is based on user searches.

Discover last-minute flight deals from Huntsville to Heathrow. Data last updated 19 October 2026 and is based on user searches.

One-way flights from Huntsville to HeathrowSearch for one-way flight options from Huntsville to Heathrow. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.

Search for one-way flight options from Huntsville to Heathrow. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.

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Use the filters below to find and compare flights from Huntsville to London Heathrow Airport that are best for you.

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.

Cheapflights Insights

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

Related info for your journey

What airport do you fly from for flights from Huntsville to London Heathrow?

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

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

How can I find direct flights from Huntsville to Heathrow?

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

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

Travelling to a place near London Heathrow Airport?

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

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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 19 October 2026.

Best flights from Huntsville to Heathrow
Discover carefully curated flight deals from Huntsville to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 October 2026.

Last-minute flights from Huntsville to Heathrow
Discover last-minute flight deals from Huntsville to Heathrow. Data last updated 19 October 2026 and is based on user searches.

One-way flights from Huntsville to Heathrow
Search for one-way flight options from Huntsville to Heathrow. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.