What airlines fly to London?

British Airways, American Airlines and United Airlines are the top three most popular airlines that fly to London from McAllen according to our data. British Airways is the first choice among our users, with 43% of people opting to fly with this airline when traveling to London. Keep in mind that there are 3 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between McAllen and London?

Houston (IAH) was the most common stop: 80% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from McAllen to London?

Houston (IAH) has the shortest average layover time for this route: 1h 46m.

Which layover airport has the shortest travel time from McAllen to London?

Flights connecting via Houston (IAH) have the shortest average one-way travel time: 12h 11m.

Which layover airport offers the lowest fares from McAllen to London?

Flights via Dallas (DFW) offer the lowest average round-trip price of $909.

When did momondo last update prices for flights from McAllen Miller Intl Airport to London?

Prices for flights from McAllen Miller Intl Airport to London refresh daily.

How many operators does momondo search for flights from McAllen Miller Intl Airport to London?

As of September 2025, there are 3 operators available to choose from for flights from McAllen Miller Intl Airport to London.

How old do you have to be to fly from McAllen Miller Intl Airport to London?

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 McAllen Miller Intl Airport to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$523 Cheap Flights from McAllen to London in 2025

Q: What is the typical price of a round-trip flight between McAllen and London?

Prices are currently low for flights on this route. Typical prices usually range from $707 to $813. The lowest price recently found on this route was $523.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from McAllen to London

Round-trip

One-way

Cheap round-trip flights

5:25 am - 7:50 amMFE-LHR

20h 25m2 stops

8:55 am - 11:56 pmLHR-MFE

21h 01m2 stops

$523Delta

Find Deal

lun., dic. 1 - mié., dic. 17

5:25 am - 9:00 amMFE-LHR

21h 35m2 stops

3:50 pm - 12:03 pmLHR-MFE

26h 13m2 stops

$573Delta

Find Deal

jue., dic. 4 - mar., dic. 16

12:31 pm - 1:10 pmMFE-LHR

18h 39m2 stops

8:55 am - 11:59 pmLHR-MFE

20h 04m2 stops

$586KLM

Find Deal

jue., oct. 23 - jue., oct. 30

5:25 am - 9:00 amMFE-LHR

21h 35m2 stops

10:45 am - 11:56 pmLHR-MFE

19h 11m2 stops

$633Delta

Find Deal

lun., dic. 1 - jue., dic. 18

2:05 pm - 7:40 amMFE-LHR

11h 35m1 stop

7:40 am - 9:59 pmLHR-MFE

19h 19m2 stops

$675

Find Deal

jue., oct. 23 - jue., oct. 30

7:00 am - 10:15 amMFE-LHR

21h 15m1 stop

10:00 am - 11:25 pmLHR-MFE

19h 25m1 stop

$676United Airlines

Find Deal

mié., dic. 3 - jue., dic. 18

7:00 am - 6:40 amMFE-LHR

17h 40m2 stops

10:00 am - 11:25 pmLHR-MFE

19h 25m1 stop

$681United Airlines

Find Deal

mié., dic. 3 - jue., dic. 18

11:53 am - 6:50 amMFE-LHR

12h 57m1 stop

4:30 pm - 11:59 pmLHR-MFE

13h 29m1 stop

$834British Airways

Find Deal

jue., dic. 4 - vie., dic. 19

11:12 am - 11:40 amMFE-LHR

18h 28m1 stop

10:15 am - 6:35 pmLHR-MFE

14h 20m1 stop

$849British Airways

Find Deal

mar., dic. 2 - vie., dic. 19

9:05 am - 10:00 amMFE-LGW

18h 55m1 stop

1:00 pm - 8:22 amLGW-MFE

49h 22m2 stops

$916

Find Deal

lun., dic. 1 - mar., dic. 16

Lufthansa flights from McAllen to London

Our best Lufthansa deals on McAllen to London flight tickets

Lufthansa

Nov 14

MFE4:37 pmMcAllen Miller Intl

11h 38m

1 stop

LHR10:15 amLondon Heathrow

Nov 19

LHR10:00 amLondon Heathrow

14h 07m

1 stop

MFE6:07 pmMcAllen Miller Intl

$898

Find similar

Lufthansa

Nov 14

MFE4:37 pmMcAllen Miller Intl

11h 38m

1 stop

LHR10:15 amLondon Heathrow

Nov 19

LHR10:25 amLondon Heathrow

17h 34m

2 stops

MFE9:59 pmMcAllen Miller Intl

$902

Find similar

Lufthansa

Nov 3

MFE2:06 pmMcAllen Miller Intl

20h 34m

2 stops

LCY4:40 pmLondon City

Nov 11

LCY9:50 amLondon City

18h 09m

2 stops

MFE9:59 pmMcAllen Miller Intl

$908

Find similar

Delta flights from McAllen to London

Our best Delta deals on McAllen to London flight tickets

Delta

Dec 1

MFE5:25 amMcAllen Miller Intl

20h 25m

2 stops

LHR7:50 amLondon Heathrow

Dec 17

LHR8:55 amLondon Heathrow

21h 01m

2 stops

MFE11:56 pmMcAllen Miller Intl

$523

Find similar

Delta

Dec 4

MFE5:25 amMcAllen Miller Intl

21h 35m

2 stops

LHR9:00 amLondon Heathrow

Dec 16

LHR3:50 pmLondon Heathrow

26h 13m

2 stops

MFE12:03 pmMcAllen Miller Intl

$573

Find similar

Delta

Dec 1

MFE5:25 amMcAllen Miller Intl

21h 35m

2 stops

LHR9:00 amLondon Heathrow

Dec 18

LHR10:45 amLondon Heathrow

19h 11m

2 stops

MFE11:56 pmMcAllen Miller Intl

$633

Find similar

Fly from

Fly to

Route

Depart

Return

Price

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

lun. 12/1

5:25 am-7:50 am

2 stops20h 25m

London Heathrow

mié. 12/17

8:55 am-11:56 pm

2 stops21h 01m

$523

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

jue. 12/4

5:25 am-9:00 am

2 stops21h 35m

London Heathrow

mar. 12/16

3:50 pm-12:03 pm

2 stops26h 13m

$573

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

jue. 10/23

12:31 pm-1:10 pm

2 stops18h 39m

London Heathrow

jue. 10/30

8:55 am-11:59 pm

2 stops20h 04m

$586

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

lun. 12/1

5:25 am-9:00 am

2 stops21h 35m

London Heathrow

jue. 12/18

10:45 am-11:56 pm

2 stops19h 11m

$633

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

jue. 10/23

2:05 pm-7:40 am

1 stop11h 35m

London Heathrow

jue. 10/30

7:40 am-9:59 pm

2 stops19h 19m

$675

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

mié. 12/3

7:00 am-10:15 am

1 stop21h 15m

London Heathrow

jue. 12/18

10:00 am-11:25 pm

1 stop19h 25m

$676

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

mié. 12/3

7:00 am-6:40 am

2 stops17h 40m

London Heathrow

jue. 12/18

10:00 am-11:25 pm

1 stop19h 25m

$681

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

jue. 12/4

11:53 am-6:50 am

1 stop12h 57m

London Heathrow

vie. 12/19

4:30 pm-11:59 pm

1 stop13h 29m

$834

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

mar. 12/2

11:12 am-11:40 am

1 stop18h 28m

London Heathrow

vie. 12/19

10:15 am-6:35 pm

1 stop14h 20m

$849

McAllenLondon

MFE - LGW

MFELGW

McAllen Miller Intl

lun. 12/1

9:05 am-10:00 am

1 stop18h 55m

London Gatwick

mar. 12/16

1:00 pm-8:22 am

2 stops49h 22m

$916

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from McAllen to London

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

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between McAllen and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from McAllen is in November. Flight prices, which tend to average around $713, are often lower during this time because this is during the off-season. The month of September is another great option to travel to London, with average flight prices from McAllen averaging around $715.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from McAllen to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $675. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,058. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from McAllen in the morning is the least expensive time of day to depart. momondo users have found prices as low as $774 when looking at flights departing in the morning. Flights to London are more costly in the evening, with an average ticket price of $1,188. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from McAllen to London

Are you open to changing your travel dates? Check out the ideal times to fly from McAllen to London according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap McAllen to London (MFE to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from McAllen to London

Direct flights	None

There are no direct flights from McAllen to London. There are no popular flight routes from McAllen to London.

Search flight deals

How far is McAllen Miller Intl to London by plane?
The straight-line distance from McAllen Miller Intl to London is 5145.6 mi. 11h 24m is a normal flight duration for this route.
When did momondo last update prices for flights from McAllen Miller Intl Airport to London?
Prices for flights from McAllen Miller Intl Airport to London refresh daily.
How many operators does momondo search for flights from McAllen Miller Intl Airport to London?
As of September 2025, there are 3 operators available to choose from for flights from McAllen Miller Intl Airport to London.
How old do you have to be to fly from McAllen Miller Intl Airport to London?
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 McAllen Miller Intl Airport to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from McAllen to London?
Based on momondo bookings for flights between McAllen and London, the leading airline is United Airlines, making up 43% of the total bookings. Other popular airlines include British Airways with 37% and American Airlines with 20%.

Best airlines flying from McAllen to London

Compare and see reviews for airlines that fly from McAllen to London with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $680	Free Cancellation	Rating 6.6 7,361 reviews	Search British Airways flights
United Airlines	PriceFrom $682	Free Cancellation	Rating 7.4 8,937 reviews	Search United Airlines flights
American Airlines	PriceFrom $880	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Gatwick

Hounslow

Dover

Luton

Slough

Milton Keynes

Hayes

Guildford

Dartford

Crawley

Stansted

Chelmsford

Brentwood

Ilford

Folkestone

Colchester

Watford

Richmond

Canterbury

Wembley

Why use momondo?

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

Finding the right flight to London from McAllen 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 McAllen to London with flexible booking policies on momondo?

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from McAllen to London.

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

Price alerts on flights to London from McAllen are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.