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$629+ Cheap flights from Montgomery, AL (MGM) to London (LON)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
MGM — LON
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Montgomery to London

Best flights from Montgomery to London
Discover carefully curated flight deals from Montgomery to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/302:44 pmMGM - LHR
1 stop14h 56mDelta
Fri 2/66:30 amLHR - MGM
2 stops16h 56mDelta
Deal found 12/16$629
This British Airways deal was found by Cheapflights users on 12/16. 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 1/301:25 pmMGM - LHR
1 stop16h 50mMultiple Airlines
Fri 2/63:00 pmLHR - MGM
1 stop27h 54mMultiple Airlines
Deal found 12/16$657
This KLM deal was found by Cheapflights users on 12/17. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2812:30 pmMGM - LHR
1 stop12h 15mKLM
Sat 5/91:15 pmLHR - MGM
2 stops15h 23mKLM
Deal found 12/17$715
This United Airlines deal was found by Cheapflights users on 12/17. 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 4/284:55 pmMGM - LHR
2 stops31h 50mUnited Airlines
Sat 5/94:40 pmLHR - MGM
2 stops29h 42mUnited Airlines
Deal found 12/17$791
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Tue 4/281:02 pmMGM - LHR
2 stops12h 48mAmerican Airlines
Sat 5/92:30 pmLHR - MGM
2 stops14h 40mAmerican Airlines
Deal found 12/17$823
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/196:00 amMGM - LHR
1 stop18h 30mDelta
Thu 5/286:30 amLHR - MGM
2 stops22h 08mDelta
Deal found 12/16$846
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/209:30 amMGM - LHR
1 stop15h 00mDelta
Fri 5/298:40 amLHR - MGM
2 stops19h 58mDelta
Deal found 12/16$846
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/209:30 amMGM - LHR
2 stops14h 55mDelta
Thu 5/288:40 amLHR - MGM
2 stops19h 58mDelta
Deal found 12/16$850
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/182:30 pmMGM - LHR
2 stops14h 20mDelta
Thu 5/286:15 amLHR - MGM
2 stops16h 58mDelta
Deal found 12/16$857
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/209:30 amMGM - LHR
2 stops16h 30mDelta
Tue 5/266:15 amLHR - MGM
2 stops16h 58mDelta
Deal found 12/16$857

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 December 18, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$629
(Delta)
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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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 December 18, 2025.
Use the filters below to find and compare flights from Montgomery to London that are best for you.

Fly from

Montgomery

Fly to

London

Route

Depart

Return

Price

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Fri 1/30

2:44 pm-11:40 am

1 stop14h 56m

London Heathrow

Fri 2/6

6:30 am-5:26 pm

2 stops16h 56m

$629

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Fri 1/30

1:25 pm-12:15 pm

1 stop16h 50m

London Heathrow

Fri 2/6

3:00 pm-12:54 pm

1 stop27h 54m

$657

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 4/28

12:30 pm-6:45 am

1 stop12h 15m

London Heathrow

Sat 5/9

1:15 pm-10:38 pm

2 stops15h 23m

$715

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 4/28

4:55 pm-6:45 am

2 stops31h 50m

London Heathrow

Sat 5/9

4:40 pm-4:22 pm

2 stops29h 42m

$791

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 4/28

1:02 pm-7:50 am

2 stops12h 48m

London Heathrow

Sat 5/9

2:30 pm-11:10 pm

2 stops14h 40m

$823

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 5/19

6:00 am-6:30 am

1 stop18h 30m

London Heathrow

Thu 5/28

6:30 am-10:38 pm

2 stops22h 08m

$846

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Wed 5/20

9:30 am-6:30 am

1 stop15h 00m

London Heathrow

Fri 5/29

8:40 am-10:38 pm

2 stops19h 58m

$846

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Wed 5/20

9:30 am-6:25 am

2 stops14h 55m

London Heathrow

Thu 5/28

8:40 am-10:38 pm

2 stops19h 58m

$850

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Mon 5/18

2:30 pm-10:50 am

2 stops14h 20m

London Heathrow

Thu 5/28

6:15 am-5:13 pm

2 stops16h 58m

$857

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Wed 5/20

9:30 am-8:00 am

2 stops16h 30m

London Heathrow

Tue 5/26

6:15 am-5:13 pm

2 stops16h 58m

$857

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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 December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 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 AranGrant the most. AranGrant 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

What is the cheapest month to book a flight from Montgomery, Alabama to London?

Currently, December is the cheapest month in which you can book a flight from Montgomery, Alabama to London (average of $558). Flying from Montgomery, Alabama to London in January is currently the most expensive (average of $1,934). 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

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 Delta and KLM fly from Montgomery, Alabama to London in about 12h 15m. The time it takes to get you to your destination can typically vary by up to 2h 41m. 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.

  • What is the cheapest month to book a flight from Montgomery, Alabama to London?

    Currently, December is the cheapest month in which you can book a flight from Montgomery, Alabama to London (average of $558). Flying from Montgomery, Alabama to London in January is currently the most expensive (average of $1,934). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Wembley
Folkestone
Eastbourne

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