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$648+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
MGM — LON
Mar 24 — Mar 311
Tue 3/24
Tue 3/31
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 February 22, 2026.

This Delta deal was found by Cheapflights users on 2/19. 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 5/56:26 pm
MGM
-
LHR
1 stop10h 54m
Delta
Thu 5/148:40 am
LHR
-
MGM
2 stops20h 18m
Delta
Deal found 2/19$648
This United Airlines deal was found by Cheapflights users on 2/18. 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 4/215:00 pm
MGM
-
LHR
1 stop12h 35m
United Airlines
Tue 4/287:30 am
LHR
-
MGM
2 stops38h 55m
United Airlines
Deal found 2/18$660
This KLM deal was found by Cheapflights users on 2/19. 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 5/56:26 pm
MGM
-
LHR
1 stop12h 49m
KLM
Thu 5/143:15 pm
LHR
-
MGM
1 stop32h 31m
KLM
Deal found 2/19$677
This British Airways deal was found by Cheapflights users on 2/18. 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.
Tue 4/217:00 am
MGM
-
LHR
1 stop21h 55m
Multiple Airlines
Tue 4/2812:55 pm
LHR
-
MGM
1 stop16h 22m
Multiple Airlines
Deal found 2/18$678

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 February 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$648
(Delta)
Provider with most accurate pricing for Montgomery Dannelly Field-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Montgomery Dannelly Field-London (LON) flights.
Search Deals
From Montgomery Dannelly Field to London (LON)
Search Deals

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 February 22, 2026.
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

Tue 5/5

6:26 pm-11:20 am

1 stop10h 54m

London Heathrow

Thu 5/14

8:40 am-10:58 pm

2 stops20h 18m

$648

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 4/21

5:00 pm-11:35 am

1 stop12h 35m

London Heathrow

Tue 4/28

7:30 am-4:25 pm

2 stops38h 55m

$660

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 5/5

6:26 pm-1:15 pm

1 stop12h 49m

London Heathrow

Thu 5/14

3:15 pm-5:46 pm

1 stop32h 31m

$677

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 4/21

7:00 am-10:55 am

1 stop21h 55m

London Heathrow

Tue 4/28

12:55 pm-11:17 pm

1 stop16h 22m

$678

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Sun 4/5

1:19 pm-12:10 pm

1 stop16h 51m

London Heathrow

Sun 4/12

8:55 am-11:17 pm

1 stop20h 22m

$789

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

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 February.
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 Delta and United Airlines fly from Montgomery, Alabama to London in about 10h 54m. The time it takes to get you to your destination can typically vary by up to 1h 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.

See more FAQs

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