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$542+ Cheap flights from Montgomery, AL (MGM) to London (LON)

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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
MGM — LON
Apr 26 — May 31
Sun 4/26
Sun 5/3
1 adult, Economy
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Cheap flight deals from Montgomery to London

Cheapest flights from Montgomery to London
Explore the most affordable flight options available from Montgomery to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 27, 2026.

This United Airlines deal was found by Cheapflights users on 3/24. 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 5/54:55 pm
MGM
-
LHR
1 stop12h 40m
United Airlines
Thu 5/141:40 pm
LHR
-
MGM
1 stop28h 30m
United Airlines
Deal found 3/24$907
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Thu 5/74:55 pm
MGM
-
LHR
1 stop12h 40m
United Airlines
Thu 5/149:30 am
LHR
-
MGM
2 stops32h 40m
United Airlines
Deal found 3/23$939
This British Airways deal was found by Cheapflights users on 3/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1412:31 pm
MGM
-
LHR
1 stop16h 24m
Multiple Airlines
Tue 8/1812:55 pm
LHR
-
MGM
1 stop15h 15m
Multiple Airlines
Deal found 3/23$979
This United Airlines deal was found by Cheapflights users on 3/23. 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 12/11:00 pm
MGM
-
LHR
1 stop15h 15m
United Airlines
Fri 12/410:00 am
LHR
-
MGM
1 stop36h 22m
United Airlines
Deal found 3/23$982
This American Airlines deal was found by Cheapflights users on 3/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/141:02 pm
MGM
-
LHR
2 stops12h 58m
American Airlines
Tue 8/1812:55 pm
LHR
-
MGM
1 stop15h 15m
American Airlines
Deal found 3/23$983
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Fri 7/311:20 pm
MGM
-
LHR
2 stops15h 20m
United Airlines
Sat 9/59:30 am
LHR
-
MGM
2 stops36h 52m
United Airlines
Deal found 3/23$994

Find flight deals from Montgomery to London

Discover tips and strategies to find the most affordable flight options for your journey from Montgomery (MGM) to London (LON). 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 March 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$907
(United Airlines)

One-way from

$542
(United Airlines)
Provider with most accurate pricing for Montgomery Dannelly Field-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Montgomery Dannelly Field-London (LON) flights.
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From Montgomery Dannelly Field to London (LON)
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One-way flight from Montgomery Dannelly Field to London (LON)
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Montgomery to London 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 March 27, 2026.
Use the filters below to find and compare flights from Montgomery to London 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

1:40 pm-12:10 pm

1 stop28h 30m

$907

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Fri 8/14

12:31 pm-10:55 am

1 stop16h 24m

London Heathrow

Tue 8/18

12:55 pm-10:10 pm

1 stop15h 15m

$979

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 5/5

12:36 pm-12:10 pm

1 stop17h 34m

London Heathrow

Thu 5/14

10:05 am-11:17 pm

1 stop19h 12m

$993

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Fri 7/31

1:20 pm-10:40 am

2 stops15h 20m

London Heathrow

Sat 9/5

9:30 am-4:22 pm

2 stops36h 52m

$994

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Sat 5/9

1:00 pm-7:55 am

1 stop12h 55m

London Heathrow

Sat 5/16

7:30 am-4:20 pm

2 stops38h 50m

$1,076
Quickest round-trip

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Sat 5/9

12:56 pm-7:20 am

2 stops12h 24m

London Heathrow

Sat 5/16

2:30 pm-11:45 pm

2 stops15h 15m

$1,097

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 7/14

12:44 pm-7:15 am

1 stop12h 31m

London Heathrow

Wed 7/22

8:05 pm-9:12 am

2 stops19h 07m

$1,169

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Wed 7/15

1:20 pm-7:40 pm

2 stops24h 20m

London Heathrow

Fri 7/24

11:05 am-12:40 pm

2 stops31h 35m

$1,186

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 6/23

4:51 pm-6:30 am

2 stops31h 39m

London Heathrow

Mon 7/13

2:10 pm-12:40 pm

2 stops28h 30m

$1,409
Cheapest one-way

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Sat 4/11

5:00 pm-6:45 am

2 stops31h 45m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Montgomery to London

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 Montgomery to London in March.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 Montgomery, Alabama-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Montgomery, Alabama-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Montgomery, Alabama-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Montgomery, Alabama-London flights, Cheapflights users trust FlightHub the most. FlightHub 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 Montgomery, Alabama-London 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 Montgomery to London

Have a flexible travel schedule? Discover the best time to fly to London from Montgomery 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 Montgomery to London
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Montgomery to London. 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 Montgomery to London?

    Most people fly from Montgomery Dannelly Field (MGM) if they book a flight from Montgomery to London. On average, Dannelly Field has 0 outbound flights to London per day from 0 airlines. Montgomery Dannelly Field is conveniently located just 7.1 mi from Montgomery’s city center.

  • How long is the flight from Montgomery, Alabama to London?

    Airlines like United Airlines and American Airlines fly from Montgomery, Alabama to London in about 12h 40m. The time it takes to get you to your destination can typically vary by up to 4h 54m. Montgomery, Alabama and London are separated by a distance of 4344 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Montgomery to London that include hotel bookings?

    Yes. In addition to deals on Montgomery to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montgomery to London?

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

  • Can I find deals for business class flights from Montgomery to London?

    Yes. Cheapflights offers flight deals from Montgomery to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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