Find flights
When to book
FAQs

Cheap flights from Montgomery, Alabama to London Heathrow Airport from £291

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
MGM — LHR
16 May — 23 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montgomery to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Montgomery to Heathrow
Explore the most affordable flight options available from Montgomery to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 April 2026.

Sun 13/914:30
MGM
-
LHR
1 stop16h 45m
Delta
Wed 23/909:55
LHR
-
MGM
2 stops18h 46m
Delta
Deal found 15/4£668
Sun 13/917:55
MGM
-
LHR
1 stop13h 20m
KLM
Wed 23/909:20
LHR
-
MGM
1 stop19h 21m
KLM
Deal found 15/4£689
Tue 29/916:55
MGM
-
LHR
1 stop12h 40m
United Airlines
Fri 2/1012:05
LHR
-
MGM
2 stops29h 50m
United Airlines
Deal found 12/4£723
Fri 31/706:00
MGM
-
LHR
1 stop18h 25m
Delta
Fri 4/909:55
LHR
-
MGM
2 stops18h 46m
Delta
Deal found 16/4£728

Find flight deals from Montgomery to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Montgomery (MGM) to Heathrow (LHR). 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 16 April 2026.

Round-trip from

£668

One-way from

£291
Delta
  • Delta
  • 13/9-23/9
  • 3 total stops
  • 35h 31m total
  • Montgomery to London
Search Deals
United Airlines
  • United Airlines
  • 2/10
  • 2 total stops
  • 55h 40m total
  • Montgomery to London
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Montgomery to Heathrow 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 858,174 searches. Data last updated 16 April 2026.
Use the filters below to find and compare flights from Montgomery to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Sun 13/9

09:30-06:20

2 stops14h 50m

London Heathrow

Wed 23/9

09:55-22:41

2 stops18h 46m

£672

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Tue 29/9

16:55-07:45

1 stop32h 50m

London Heathrow

Fri 2/10

12:05-16:22

2 stops34h 17m

£724

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Thu 24/9

16:55-15:40

2 stops40h 45m

London Heathrow

Sat 26/9

17:40-16:22

2 stops28h 42m

£728
Cheapest one-way

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Fri 2/10

16:55-06:35

2 stops55h 40m

£291

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Fri 2/10

07:39-06:55

1 stop17h 16m

£294
Fastest single journey

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Fri 2/10

12:30-06:25

1 stop11h 55m

£294

MontgomeryLondon

MGM - LHR

MGMLHR

Montgomery Dannelly Field

Thu 18/6

06:00-12:05

2 stops24h 05m

£675

Flights are sorted by cheapest return flights first.

Deals found on 12/4

Sorted by cheapest first

Best time to book a flight from Montgomery to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Montgomery with our price prediction graph.
Estimated return 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 Heathrow Airport

What’s the top stopover airport for flights from Montgomery, Alabama to London Heathrow Airport?

Share of one-stop return flights from Montgomery, Alabama to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Atlanta (ATL) – chosen by Cheapflights users on 67% of one-stop itineraries from Montgomery, Alabama to London Heathrow Airport on Cheapflights.

What’s the cheapest stopover airport for flights from Montgomery, Alabama to London Heathrow Airport?

Average return fare for one-stop flights from Montgomery, Alabama to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Dallas (DFW) is the most affordable one-stop option, with an average return flight price of £694.

What’s the fastest stopover option from Montgomery, Alabama to London Heathrow Airport?

Shortest average travel time for one-stop one-way flights from Montgomery, Alabama to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Atlanta (ATL) have the shortest average one-way travel time for one-stop routes: 12h 09m.

Which airport typically offers the quickest stopover for flights from Montgomery, Alabama to London Heathrow Airport?

Average stopover duration for one-stop one-way flights from Montgomery, Alabama to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Dallas (DFW) offer the fastest connection on this route, with an average stopover time of 1h 48m.

Related info for your journey

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

    Located just 7.1 mi from the city center, Montgomery Dannelly Field is the airport most travelers will use when flying to London Heathrow from Montgomery. Booking flights from Dannelly Field (MGM) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 0 different airlines.

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

    Airlines like Delta and United Airlines fly from Montgomery, Alabama to London Heathrow Airport in about 14h 50m. The time it takes to get you to your destination can typically vary by up to 18h. There are 4344 mi between Montgomery, Alabama and London Heathrow Airport. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montgomery to Heathrow 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Swindon
Chelmsford
Ipswich
Southend-on-Sea

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Montgomery to Heathrow?

Deals for Montgomery to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Montgomery to Heathrow?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Montgomery to Heathrow.

Can Cheapflights find flights from Montgomery to Heathrow with no change fees?

Yes! Cheapflights helps users easily find flights from Montgomery to Heathrow with no change fees.

Can Cheapflights notify me if prices for flights from Montgomery to Heathrow become cheaper?

Not ready to book yet? You can track prices for flights from Montgomery to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.