How long does it take to fly to London Heathrow Airport?

On average, it takes 11h 27m to fly from Alabama to London Heathrow Airport if you fly out of Birmingham (the most popular airport in Alabama) and into London Heathrow Airport (the most popular airport in London Heathrow Airport). If you’re flying out of Mobile and into London Heathrow Airport, then the flight time is around 12h 27m.

What airlines fly to London Heathrow Airport?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to London Heathrow Airport from Alabama according to our data. American Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 6 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

How many flights depart from Alabama to London Heathrow Airport on average per week?

162 flights are operational weekly from Alabama to London Heathrow Airport as of March 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

What is the cheapest airline that flies from Alabama to London Heathrow?

United Airlines, British Airways, and KLM are the most popular carriers operating from Alabama to London Heathrow

When did momondo last update prices for flights from Alabama to London Heathrow Airport?

Prices for flights from Alabama to London Heathrow Airport were last updated today.

How many operators does momondo search for flights from Alabama to London Heathrow Airport?

There are 14 operators available for flights from Alabama to London Heathrow Airport as of March 2026.

How old do you have to be to fly from Alabama to London Heathrow Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Alabama to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$302 Cheap Flights from Alabama to London Heathrow Airport in 2026

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Find the cheapest flights from Alabama to London

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:25 pm - 9:35 pm

ATL

LHR

21h 10m

2 stops

7:05 am - 5:25 pm

LHR

ATL

15h 20m

2 stops

$693Scandinavian Airlines

Tue, Apr 21 - Tue, Apr 28

7:25 pm - 4:00 pm

ATL

LHR

15h 35m

1 stop

7:30 pm - 5:25 pm

LHR

ATL

26h 55m

1 stop

$694Scandinavian Airlines

Sun, Apr 19 - Wed, Apr 22

7:00 am - 8:35 am

PNS

LHR

19h 35m

2 stops

6:15 am - 10:09 pm

LHR

PNS

21h 54m

2 stops

$783Multiple Airlines

Mon, Sep 14 - Mon, Sep 28

2:07 pm - 12:50 pm

PNS

LHR

16h 43m

1 stop

6:15 am - 6:21 pm

LHR

PNS

18h 06m

2 stops

$793British Airways

Mon, Sep 14 - Mon, Sep 28

10:09 am - 9:00 am

PNS

LHR

16h 51m

1 stop

9:55 am - 6:21 pm

LHR

PNS

14h 26m

1 stop

$819British Airways

Mon, Sep 14 - Mon, Sep 28

7:00 am - 6:30 am

PNS

LHR

17h 30m

2 stops

9:55 am - 10:09 pm

LHR

PNS

18h 14m

1 stop

$834Multiple Airlines

Wed, Sep 9 - Sat, Sep 26

6:30 pm - 6:40 pm

HSV

LHR

18h 10m

2 stops

7:25 am - 9:51 pm

LHR

HSV

20h 26m

2 stops

$845Lufthansa

Wed, Sep 16 - Wed, Sep 23

11:15 am - 10:40 am

PNS

LHR

17h 25m

2 stops

6:30 am - 4:53 pm

LHR

PNS

16h 23m

2 stops

$854Lufthansa

Wed, Apr 22 - Wed, May 13

9:00 am - 11:35 am

PNS

LHR

20h 35m

1 stop

6:55 am - 7:50 pm

LHR

PNS

18h 55m

2 stops

$867United Airlines

Tue, Sep 8 - Sat, Sep 12

2:26 pm - 11:50 am

PNS

LHR

15h 24m

2 stops

7:25 am - 7:50 pm

LHR

PNS

18h 25m

2 stops

$876United Airlines

Tue, Sep 8 - Sat, Sep 12

United Airlines flights from Alabama to London Heathrow Airport

Our best United Airlines deals on Alabama to London Heathrow Airport flight tickets

United Airlines

Sep 8

PNS9:00 amPensacola

20h 35m

1 stop

LHR11:35 amLondon Heathrow

Sep 12

LHR6:55 amLondon Heathrow

18h 55m

2 stops

PNS7:50 pmPensacola

$867

United Airlines

Mar 30

CHA8:30 amChattanooga Lovell Field

17h 15m

1 stop

LHR6:45 amLondon Heathrow

Apr 14

LHR6:50 amLondon Heathrow

15h 16m

2 stops

CHA5:06 pmChattanooga Lovell Field

$874

United Airlines

Sep 8

PNS2:26 pmPensacola

15h 24m

2 stops

LHR11:50 amLondon Heathrow

Sep 12

LHR7:25 amLondon Heathrow

18h 25m

2 stops

PNS7:50 pmPensacola

$876

Air Canada flights from Alabama to London Heathrow Airport

Our best Air Canada deals on Alabama to London Heathrow Airport flight tickets

Air Canada

Sep 9

PNS7:00 amPensacola

17h 30m

2 stops

LHR6:30 amLondon Heathrow

Sep 26

LHR8:30 amLondon Heathrow

43h 36m

2 stops

PNS10:06 pmPensacola

$884

Air Canada

Apr 27

PNS6:15 amPensacola

21h 45m

2 stops

LHR10:00 amLondon Heathrow

Oct 21

LHR5:40 pmLondon Heathrow

34h 26m

2 stops

PNS10:06 pmPensacola

$894

Air Canada

Mar 29

HSV2:55 pmHuntsville

37h 05m

2 stops

LHR10:00 amLondon Heathrow

Apr 14

LHR2:10 pmLondon Heathrow

28h 06m

2 stops

HSV12:16 pmHuntsville

$901

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Tue 4/21

7:25 pm-9:35 pm

2 stops21h 10m

London Heathrow

Tue 4/28

7:05 am-5:25 pm

2 stops15h 20m

$693

AtlantaLondon

ATL - LHR

ATLLHR

Atlanta Hartsfield-Jackson

Sun 4/19

7:25 pm-4:00 pm

1 stop15h 35m

London Heathrow

Wed 4/22

7:30 pm-5:25 pm

1 stop26h 55m

$694

PensacolaLondon

PNS - LHR

PNSLHR

Pensacola

Mon 9/14

7:00 am-8:35 am

2 stops19h 35m

London Heathrow

Mon 9/28

6:15 am-10:09 pm

2 stops21h 54m

$783

PensacolaLondon

PNS - LHR

PNSLHR

Pensacola

Mon 9/14

2:07 pm-12:50 pm

1 stop16h 43m

London Heathrow

Mon 9/28

6:15 am-6:21 pm

2 stops18h 06m

$793

Quickest round-trip

PensacolaLondon

PNS - LHR

PNSLHR

Pensacola

Mon 9/14

10:09 am-9:00 am

1 stop16h 51m

London Heathrow

Mon 9/28

9:55 am-6:21 pm

1 stop14h 26m

$819

PensacolaLondon

PNS - LHR

PNSLHR

Pensacola

Wed 9/9

7:00 am-6:30 am

2 stops17h 30m

London Heathrow

Sat 9/26

9:55 am-10:09 pm

1 stop18h 14m

$834

HuntsvilleLondon

HSV - LHR

HSVLHR

Huntsville

Wed 9/16

6:30 pm-6:40 pm

2 stops18h 10m

London Heathrow

Wed 9/23

7:25 am-9:51 pm

2 stops20h 26m

$845

PensacolaLondon

PNS - LHR

PNSLHR

Pensacola

Wed 4/22

11:15 am-10:40 am

2 stops17h 25m

London Heathrow

Wed 5/13

6:30 am-4:53 pm

2 stops16h 23m

$854

PensacolaLondon

PNS - LHR

PNSLHR

Pensacola

Tue 9/8

9:00 am-11:35 am

1 stop20h 35m

London Heathrow

Sat 9/12

6:55 am-7:50 pm

2 stops18h 55m

$867

PensacolaLondon

PNS - LHR

PNSLHR

Pensacola

Tue 9/8

2:26 pm-11:50 am

2 stops15h 24m

London Heathrow

Sat 9/12

7:25 am-7:50 pm

2 stops18h 25m

$876

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Alabama to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

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Other information

Can stopping save me money on Alabama to London Heathrow Airport flights?

You could potentially save up to 68% on your flight if you consider stops on a Alabama to London Heathrow Airport flight.

Cheap Alabama to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alabama to London Heathrow Airport

Fastest flight time	8h 00m
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The fastest flight from Alabama to London Heathrow Airport takes 8h 00m

Direct flights go from Alabama to London Heathrow Airport every day.

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When did momondo last update prices for flights from Alabama to London Heathrow Airport?
Prices for flights from Alabama to London Heathrow Airport were last updated today.
How many operators does momondo search for flights from Alabama to London Heathrow Airport?
There are 14 operators available for flights from Alabama to London Heathrow Airport as of March 2026.
How old do you have to be to fly from Alabama to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Alabama to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Alabama to London Heathrow Airport

Compare and see reviews for airlines that fly from Alabama to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $525	Free Cancellation	Rating 7.9 8,319 reviews	Search Delta flights
American Airlines	PriceFrom $574	Free Cancellation	Rating 7.1 11,493 reviews	Search American Airlines flights
Virgin Atlantic	PriceFrom $576	Free Cancellation	Rating 7.5 685 reviews	Search Virgin Atlantic flights
KLM	PriceFrom $632	Free Cancellation	Rating 7.8 1,477 reviews	Search KLM flights
British Airways	PriceFrom $673	Free Cancellation	Rating 6.7 7,813 reviews	Search British Airways flights
United Airlines	PriceFrom $697	Free Cancellation	Rating 7.4 9,467 reviews	Search United Airlines flights

Gatwick

Hounslow

Milton Keynes

Luton

Dover

Slough

Crawley

Stratford-upon-Avon

Wembley

Hayes

Dartford

Croydon

Harrow

Watford

Brentwood

Guildford

Stansted

Cobham

Folkestone

Romford

Why use momondo?

Why should I use momondo to find a flight deal from Alabama to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Alabama to London. momondo saves you time and could save you money on your trip.

Can I find flights from Alabama to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Alabama to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Alabama to London?

Once you have performed a search for Alabama to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Alabama to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Alabama to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Flights to London Gatwick Airportfrom $424

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Flights to London Southend Airportfrom $723

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Cheap flights from Alabama to London from $302

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alabama to London departing on 4/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Our best Air Canada deals on Alabama to London Heathrow Airport flight tickets

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How to get the cheapest flight ticket from Alabama to London Heathrow Airport

Can stopping save me money on Alabama to London Heathrow Airport flights?

What is the cheapest airline that flies from Alabama to London Heathrow?

What airlines fly to London Heathrow Airport?

How many flights depart from Alabama to London Heathrow Airport on average per week?

How long does it take to fly to London Heathrow Airport?

Cheap Alabama to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alabama to London Heathrow Airport

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Best airlines flying from Alabama to London Heathrow Airport

Compare and see reviews for airlines that fly from Alabama to London Heathrow Airport with momondo

Traveling to a place near London?

Why use momondo?

An easier way to manage your London Heathrow Airport trip

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