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Cheap flights from Montgomery, Alabama to London from $394

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montgomery, Alabama to London departing on 10/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Montgomery, Alabama to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:55 pm - 11:35 am
MGM
-
LHR
12h 40m
1 stop
United Airlines Logo
2:10 pm - 4:20 pm
LHR
-
MGM
32h 10m
2 stops
$975United Airlines
Tue, May 5 - Thu, May 14
United Airlines Logo
4:55 pm - 11:35 am
MGM
-
LHR
12h 40m
1 stop
United Airlines Logo
2:10 pm - 4:20 pm
LHR
-
MGM
32h 10m
2 stops
$976United Airlines
Tue, May 5 - Thu, May 14
United Airlines Logo
1:00 pm - 10:40 am
MGM
-
LHR
15h 40m
2 stops
United Airlines Logo
2:10 pm - 4:20 pm
LHR
-
MGM
32h 10m
2 stops
$979United Airlines
Tue, May 5 - Thu, May 14
United Airlines Logo
1:00 pm - 11:55 am
MGM
-
LHR
16h 55m
2 stops
United Airlines Logo
2:10 pm - 4:20 pm
LHR
-
MGM
32h 10m
2 stops
$980United Airlines
Tue, May 5 - Thu, May 14
United Airlines Logo
1:00 pm - 10:40 am
MGM
-
LHR
15h 40m
2 stops
United Airlines Logo
2:10 pm - 4:20 pm
LHR
-
MGM
32h 10m
2 stops
$981United Airlines
Tue, May 5 - Thu, May 14
American Airlines Logo
5:55 pm - 2:25 pm
MGM
-
LHR
14h 30m
1 stop
American Airlines Logo
8:55 am - 5:07 pm
LHR
-
MGM
14h 12m
1 stop
$990American Airlines
Tue, May 5 - Thu, May 14
American Airlines Logo
1:42 pm - 12:50 pm
MGM
-
LHR
17h 08m
1 stop
American Airlines Logo
10:05 am - 11:17 pm
LHR
-
MGM
19h 12m
1 stop
$991American Airlines
Tue, May 5 - Thu, May 14
United Airlines Logo
4:55 pm - 7:45 am
MGM
-
LHR
32h 50m
1 stop
United Airlines Logo
8:30 am - 4:22 pm
LHR
-
MGM
37h 52m
2 stops
$1,027United Airlines
Sat, Sep 19 - Sat, Sep 26
American Airlines Logo
11:09 am - 9:25 am
MGM
-
LHR
16h 16m
1 stop
American Airlines Logo
8:55 am - 10:10 pm
LHR
-
MGM
19h 15m
1 stop
$1,030American Airlines
Sat, Sep 19 - Sat, Sep 26
United Airlines Logo
4:55 pm - 6:30 am
MGM
-
LHR
31h 35m
2 stops
United Airlines Logo
5:40 pm - 4:22 pm
LHR
-
MGM
28h 42m
2 stops
$1,031United Airlines
Sat, Sep 19 - Sat, Sep 26

United Airlines flights from Montgomery, Alabama to London Heathrow Airport

Our best United Airlines deals on Montgomery, Alabama to London Heathrow Airport flight tickets
United Airlines
May 5
MGM4:55 pmMontgomery Dannelly Field
12h 40m
1 stop
LHR11:35 amLondon Heathrow
May 14
LHR2:10 pmLondon Heathrow
32h 10m
2 stops
MGM4:20 pmMontgomery Dannelly Field
$975
United Airlines
May 5
MGM4:55 pmMontgomery Dannelly Field
12h 40m
1 stop
LHR11:35 amLondon Heathrow
May 14
LHR2:10 pmLondon Heathrow
32h 10m
2 stops
MGM4:20 pmMontgomery Dannelly Field
$976
United Airlines
May 5
MGM1:00 pmMontgomery Dannelly Field
15h 40m
2 stops
LHR10:40 amLondon Heathrow
May 14
LHR2:10 pmLondon Heathrow
32h 10m
2 stops
MGM4:20 pmMontgomery Dannelly Field
$979

American Airlines flights from Montgomery, Alabama to London Heathrow Airport

Our best American Airlines deals on Montgomery, Alabama to London Heathrow Airport flight tickets
American Airlines
May 5
MGM5:55 pmMontgomery Dannelly Field
14h 30m
1 stop
LHR2:25 pmLondon Heathrow
May 14
LHR8:55 amLondon Heathrow
14h 12m
1 stop
MGM5:07 pmMontgomery Dannelly Field
$990
American Airlines
May 5
MGM1:42 pmMontgomery Dannelly Field
17h 08m
1 stop
LHR12:50 pmLondon Heathrow
May 14
LHR10:05 amLondon Heathrow
19h 12m
1 stop
MGM11:17 pmMontgomery Dannelly Field
$991
American Airlines
Sep 19
MGM11:09 amMontgomery Dannelly Field
16h 16m
1 stop
LHR9:25 amLondon Heathrow
Sep 26
LHR8:55 amLondon Heathrow
19h 15m
1 stop
MGM10:10 pmMontgomery Dannelly Field
$1,030

momondo Fare Finder

 
Customize your flight search to find flights from Montgomery, Alabama to London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated April 5, 2026.
Use the filters below to find and compare flights from Montgomery, Alabama to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 5/5

4:55 pm-11:35 am

1 stop12h 40m

London Heathrow

Thu 5/14

2:10 pm-4:20 pm

2 stops32h 10m

$975

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 5/5

4:55 pm-11:35 am

1 stop12h 40m

London Heathrow

Thu 5/14

2:10 pm-4:20 pm

2 stops32h 10m

$976

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 5/5

1:00 pm-10:40 am

2 stops15h 40m

London Heathrow

Thu 5/14

2:10 pm-4:20 pm

2 stops32h 10m

$979

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 5/5

1:00 pm-11:55 am

2 stops16h 55m

London Heathrow

Thu 5/14

2:10 pm-4:20 pm

2 stops32h 10m

$980

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 5/5

1:00 pm-10:40 am

2 stops15h 40m

London Heathrow

Thu 5/14

2:10 pm-4:20 pm

2 stops32h 10m

$981
Quickest round-trip

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 5/5

5:55 pm-2:25 pm

1 stop14h 30m

London Heathrow

Thu 5/14

8:55 am-5:07 pm

1 stop14h 12m

$990

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 5/5

1:42 pm-12:50 pm

1 stop17h 08m

London Heathrow

Thu 5/14

10:05 am-11:17 pm

1 stop19h 12m

$991

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Sat 9/19

4:55 pm-7:45 am

1 stop32h 50m

London Heathrow

Sat 9/26

8:30 am-4:22 pm

2 stops37h 52m

$1,027

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Sat 9/19

11:09 am-9:25 am

1 stop16h 16m

London Heathrow

Sat 9/26

8:55 am-10:10 pm

1 stop19h 15m

$1,030

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Sat 9/19

4:55 pm-6:30 am

2 stops31h 35m

London Heathrow

Sat 9/26

5:40 pm-4:22 pm

2 stops28h 42m

$1,031

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Montgomery, 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

What is the cheapest airline that flies from Montgomery Dannelly Field to London Heathrow?

United Airlines and American Airlines are the most popular carriers operating from Montgomery Dannelly Field to London Heathrow

What airlines fly to London Heathrow Airport?

American Airlines, Delta and Virgin Atlantic are the top three most popular airlines that fly to London Heathrow Airport from Montgomery, Alabama according to our data. American Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 5 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Montgomery, Alabama to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Montgomery, Alabama to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montgomery, Alabama to London Heathrow Airport (MGM to LHR) flight deals and tips

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

Fastest flight time

12h 40m

Direct flights

None
The fastest flight from Montgomery, Alabama to London Heathrow Airport takes 12h 40m
There are no direct flights from Montgomery, Alabama to London Heathrow Airport. There are no popular flight routes from Montgomery, Alabama to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Montgomery, Alabama to London Heathrow Airport

  • How far is Montgomery Dannelly Field to London Heathrow by plane?

    Montgomery Dannelly Field and London Heathrow are 4336.8 mi apart from one another. A reasonable flight in good conditions will take 12h 40m.

  • When did momondo last update prices for flights from Montgomery Dannelly Field Airport to London Heathrow Airport?

    Prices for flights from Montgomery Dannelly Field Airport to London Heathrow Airport refresh daily.

  • How old do you have to be to fly from Montgomery Dannelly Field Airport to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montgomery Dannelly Field Airport to London Heathrow Airport.

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

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Hayes
Slough
Stratford-upon-Avon
Wembley
Crawley
Stansted
Croydon
Dartford
Brentwood
Cobham
Folkestone
Guildford
Romford
Harrow
Watford

Why use momondo?

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

Finding the right flight to London from Montgomery is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to London from Montgomery which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Montgomery.

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

Yes momondo offers price alerts on flights to London from Montgomery. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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