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Cheap flights from London to McAllen from $649

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to McAllen departing on 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London to McAllen

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:05 pm - 10:02 pm
LHR
-
MFE
15h 57m
2 stops
United Airlines Logo
2:15 pm - 7:30 am
MFE
-
LHR
11h 15m
1 stop
$1,199United Airlines
Thu, Nov 12 - Mon, Nov 16
United Airlines Logo
12:05 pm - 10:02 pm
LHR
-
MFE
15h 57m
2 stops
United Airlines Logo
2:15 pm - 7:30 am
MFE
-
LHR
11h 15m
1 stop
$1,202United Airlines
Thu, Nov 12 - Mon, Nov 16
United Airlines Logo
9:10 am - 7:20 pm
LHR
-
MFE
16h 10m
2 stops
United Airlines Logo
9:40 am - 6:40 am
MFE
-
LHR
15h 00m
2 stops
$1,203United Airlines
Thu, Nov 12 - Mon, Nov 16
United Airlines Logo
10:00 am - 10:02 pm
LHR
-
MFE
18h 02m
1 stop
United Airlines Logo
2:15 pm - 7:30 am
MFE
-
LHR
11h 15m
1 stop
$1,204United Airlines
Fri, Nov 6 - Tue, Nov 10
British Airways Logo
7:50 am - 9:24 pm
LCY
-
MFE
19h 34m
2 stops
British Airways Logo
4:59 pm - 2:05 pm
MFE
-
LCY
39h 06m
2 stops
$1,274British Airways
Thu, Nov 12 - Mon, Nov 16
British Airways Logo
7:50 am - 4:14 pm
LCY
-
MFE
38h 24m
2 stops
British Airways Logo
11:56 am - 2:35 pm
MFE
-
LCY
20h 39m
2 stops
$1,276British Airways
Thu, Nov 12 - Mon, Nov 16
British Airways Logo
10:05 am - 7:32 pm
LHR
-
MFE
15h 27m
1 stop
British Airways Logo
7:00 am - 6:20 am
MFE
-
LHR
17h 20m
1 stop
$1,469British Airways
Wed, Jul 15 - Wed, Jul 29
United Airlines Logo
7:25 am - 9:51 pm
LHR
-
MFE
20h 26m
2 stops
United Airlines Logo
4:35 pm - 11:35 am
MFE
-
LHR
13h 00m
1 stop
$1,476United Airlines
Wed, Jul 15 - Wed, Jul 29
United Airlines Logo
7:25 am - 9:51 pm
LHR
-
MFE
20h 26m
2 stops
United Airlines Logo
12:07 pm - 10:25 am
MFE
-
LHR
16h 18m
2 stops
$1,496United Airlines
Wed, Jul 15 - Wed, Jul 29
United Airlines Logo
7:45 am - 5:53 pm
LHR
-
MFE
16h 08m
2 stops
United Airlines Logo
12:07 pm - 7:45 am
MFE
-
LHR
13h 38m
1 stop
$1,509United Airlines
Thu, Jul 30 - Thu, Aug 6

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United Airlines flights from London to McAllen

Our best United Airlines deals on London to McAllen flight tickets
United Airlines
Nov 12
LHR9:10 amLondon Heathrow
16h 10m
2 stops
MFE7:20 pmMcAllen Miller Intl
Nov 16
MFE9:40 amMcAllen Miller Intl
15h 00m
2 stops
LHR6:40 amLondon Heathrow
$1,199
United Airlines
Nov 12
LHR9:10 amLondon Heathrow
16h 10m
2 stops
MFE7:20 pmMcAllen Miller Intl
Nov 16
MFE9:40 amMcAllen Miller Intl
15h 00m
2 stops
LHR6:40 amLondon Heathrow
$1,202
United Airlines
Nov 12
LHR9:10 amLondon Heathrow
16h 10m
2 stops
MFE7:20 pmMcAllen Miller Intl
Nov 16
MFE9:40 amMcAllen Miller Intl
15h 00m
2 stops
LHR6:40 amLondon Heathrow
$1,203

British Airways flights from London to McAllen

Our best British Airways deals on London to McAllen flight tickets
British Airways
Nov 12
LCY7:50 amLondon City
19h 34m
2 stops
MFE9:24 pmMcAllen Miller Intl
Nov 16
MFE4:59 pmMcAllen Miller Intl
39h 06m
2 stops
LCY2:05 pmLondon City
$1,274
British Airways
Nov 12
LCY7:50 amLondon City
38h 24m
2 stops
MFE4:14 pmMcAllen Miller Intl
Nov 16
MFE11:56 amMcAllen Miller Intl
20h 39m
2 stops
LCY2:35 pmLondon City
$1,276
British Airways
Jul 15
LHR10:05 amLondon Heathrow
15h 27m
1 stop
MFE7:32 pmMcAllen Miller Intl
Jul 29
MFE7:00 amMcAllen Miller Intl
17h 20m
1 stop
LHR6:20 amLondon Heathrow
$1,469

momondo Fare Finder

 
Customize your flight search to find flights from London to McAllen 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, momondo users made 832,500 searches. Data last updated June 16, 2026.
Use the filters below to find and compare flights from London to McAllen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 11/12

12:05 pm-10:02 pm

2 stops15h 57m

McAllen Miller Intl

Mon 11/16

2:15 pm-7:30 am

1 stop11h 15m

$1,199

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 11/12

12:05 pm-10:02 pm

2 stops15h 57m

McAllen Miller Intl

Mon 11/16

2:15 pm-7:30 am

1 stop11h 15m

$1,202

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 11/12

9:10 am-7:20 pm

2 stops16h 10m

McAllen Miller Intl

Mon 11/16

9:40 am-6:40 am

2 stops15h 00m

$1,203

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Fri 11/6

10:00 am-10:02 pm

1 stop18h 02m

McAllen Miller Intl

Tue 11/10

2:15 pm-7:30 am

1 stop11h 15m

$1,204

LondonMcAllen

LCY - MFE

LCYMFE

London City

Thu 11/12

7:50 am-9:24 pm

2 stops19h 34m

McAllen Miller Intl

Mon 11/16

4:59 pm-2:05 pm

2 stops39h 06m

$1,274

LondonMcAllen

LCY - MFE

LCYMFE

London City

Thu 11/12

7:50 am-4:14 pm

2 stops38h 24m

McAllen Miller Intl

Mon 11/16

11:56 am-2:35 pm

2 stops20h 39m

$1,276

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 7/15

10:05 am-7:32 pm

1 stop15h 27m

McAllen Miller Intl

Wed 7/29

7:00 am-6:20 am

1 stop17h 20m

$1,469

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 7/15

7:25 am-9:51 pm

2 stops20h 26m

McAllen Miller Intl

Wed 7/29

4:35 pm-11:35 am

1 stop13h 00m

$1,476

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 7/15

7:25 am-9:51 pm

2 stops20h 26m

McAllen Miller Intl

Wed 7/29

12:07 pm-10:25 am

2 stops16h 18m

$1,496

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 7/30

7:45 am-5:53 pm

2 stops16h 08m

McAllen Miller Intl

Thu 8/6

12:07 pm-7:45 am

1 stop13h 38m

$1,509

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to McAllen from

How to get the cheapest flight ticket from London to McAllen

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

What is the cheapest airline that flies from London to McAllen Miller Intl?

British Airways is the most popular carrier operating from London to McAllen Miller Intl

When to book flights from London to McAllen

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

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

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

Fastest flight time

15h 20m

Direct flights

None
The fastest flight from London to McAllen takes 15h 20m
There are no direct flights from London to McAllen. There are no popular flight routes from London to McAllen.
Search flight deals

Frequently asked questions about flying from London to McAllen

  • How far is London to McAllen Miller Intl by plane?

    The distance between London and McAllen Miller Intl is about 5145.6 mi. A reasonable flight in good conditions will take 15h 20m.

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

    Prices for flights from London to McAllen Miller Intl Airport are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to McAllen Miller Intl Airport.

  • What documentation or ID do you need to fly to McAllen Miller Intl Airport?

    The necessary travel and health documents for your McAllen Miller Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near McAllen?

Book flights to McAllen if you plan to visit one of these locations
Weslaco
Pharr
Edinburg
Mission

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to McAllen from London.

Can I find flights from London to McAllen with flexible booking policies on momondo?

All flight searches from London to McAllen on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for London to McAllen flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to McAllen, momondo offers a useful price alert feature which will track prices for flights to McAllen from London and alert you when they change.

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