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Cheap flights from London to McAllen from $936

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 6/20. 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

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Find the cheapest flights from London to McAllen

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:40 pm - 9:51 pm
LHR
-
MFE
14h 11m
1 stop
United Airlines Logo
2:14 pm - 11:35 am
MFE
-
LHR
15h 21m
1 stop
$1,076United Airlines
Fri, Jul 10 - Mon, Jul 20
Lufthansa Logo
9:30 am - 9:48 pm
LHR
-
MFE
18h 18m
2 stops
Lufthansa Logo
12:10 pm - 11:35 am
MFE
-
LHR
17h 25m
1 stop
$1,146Lufthansa
Wed, Apr 29 - Wed, May 6
Lufthansa Logo
9:30 am - 9:48 pm
LHR
-
MFE
18h 18m
2 stops
Lufthansa Logo
12:10 pm - 11:35 am
MFE
-
LHR
17h 25m
1 stop
$1,149Lufthansa
Wed, Apr 29 - Wed, May 6
British Airways Logo
10:05 am - 10:40 pm
LHR
-
MFE
18h 35m
1 stop
British Airways Logo
7:32 pm - 2:25 pm
MFE
-
LHR
12h 53m
1 stop
$1,184British Airways
Wed, Apr 29 - Wed, May 6
British Airways Logo
8:55 am - 10:40 pm
LHR
-
MFE
19h 45m
1 stop
British Airways Logo
1:10 pm - 7:55 am
MFE
-
LHR
12h 45m
1 stop
$1,207British Airways
Wed, Apr 29 - Wed, May 6
American Airlines Logo
12:55 pm - 10:19 pm
LHR
-
MFE
15h 24m
1 stop
American Airlines Logo
3:45 pm - 3:15 pm
MFE
-
LHR
17h 30m
2 stops
$1,222American Airlines
Tue, Apr 14 - Wed, Apr 22
KLM Logo
8:15 pm - 11:59 pm
LCY
-
MFE
33h 44m
2 stops
KLM Logo
1:03 pm - 4:40 pm
MFE
-
LCY
21h 37m
2 stops
$1,327KLM
Wed, Apr 15 - Mon, Apr 20
Delta Logo
9:20 am - 11:59 pm
LCY
-
MFE
20h 39m
2 stops
Delta Logo
5:23 pm - 4:40 pm
MFE
-
LCY
41h 17m
2 stops
$1,591Delta
Mon, Apr 13 - Sun, Apr 19
KLM Logo
9:20 am - 11:59 pm
LCY
-
MFE
20h 39m
2 stops
KLM Logo
1:03 pm - 4:40 pm
MFE
-
LCY
21h 37m
2 stops
$1,592KLM
Mon, Apr 13 - Mon, Apr 20
Delta Logo
8:25 am - 11:59 pm
LCY
-
MFE
21h 34m
2 stops
Delta Logo
1:03 pm - 1:15 pm
MFE
-
LCY
18h 12m
2 stops
$2,882Delta
Mon, Apr 13 - Sat, Apr 18

British Airways flights from London to McAllen

Our best British Airways deals on London to McAllen flight tickets
British Airways
Apr 29
LHR10:05 amLondon Heathrow
18h 35m
1 stop
MFE10:40 pmMcAllen Miller Intl
May 6
MFE7:32 pmMcAllen Miller Intl
12h 53m
1 stop
LHR2:25 pmLondon Heathrow
$1,184
British Airways
Apr 29
LHR8:55 amLondon Heathrow
19h 45m
1 stop
MFE10:40 pmMcAllen Miller Intl
May 6
MFE1:10 pmMcAllen Miller Intl
12h 45m
1 stop
LHR7:55 amLondon Heathrow
$1,207
British Airways
Apr 29
LHR10:05 amLondon Heathrow
13h 25m
1 stop
MFE5:30 pmMcAllen Miller Intl
May 6
MFE3:45 pmMcAllen Miller Intl
14h 25m
1 stop
LHR12:10 pmLondon Heathrow
$1,211

United Airlines flights from London to McAllen

Our best United Airlines deals on London to McAllen flight tickets
United Airlines
Jul 10
LHR1:40 pmLondon Heathrow
14h 11m
1 stop
MFE9:51 pmMcAllen Miller Intl
Jul 20
MFE2:14 pmMcAllen Miller Intl
15h 21m
1 stop
LHR11:35 amLondon Heathrow
$1,076
United Airlines
Apr 29
LHR7:30 amLondon Heathrow
21h 29m
2 stops
MFE10:59 pmMcAllen Miller Intl
May 6
MFE12:10 pmMcAllen Miller Intl
15h 10m
2 stops
LHR9:20 amLondon Heathrow
$1,197
United Airlines
Apr 14
LHR9:30 amLondon Heathrow
18h 18m
2 stops
MFE9:48 pmMcAllen Miller Intl
Apr 19
MFE6:55 pmMcAllen Miller Intl
30h 50m
1 stop
LHR7:45 amLondon Heathrow
$1,221

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 April 2, 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

Fri 7/10

1:40 pm-9:51 pm

1 stop14h 11m

McAllen Miller Intl

Mon 7/20

2:14 pm-11:35 am

1 stop15h 21m

$1,076

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 4/29

9:30 am-9:48 pm

2 stops18h 18m

McAllen Miller Intl

Wed 5/6

12:10 pm-11:35 am

1 stop17h 25m

$1,146

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 4/29

9:30 am-9:48 pm

2 stops18h 18m

McAllen Miller Intl

Wed 5/6

12:10 pm-11:35 am

1 stop17h 25m

$1,149

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 4/29

10:05 am-10:40 pm

1 stop18h 35m

McAllen Miller Intl

Wed 5/6

7:32 pm-2:25 pm

1 stop12h 53m

$1,184

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 4/29

8:55 am-10:40 pm

1 stop19h 45m

McAllen Miller Intl

Wed 5/6

1:10 pm-7:55 am

1 stop12h 45m

$1,207

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Tue 4/14

12:55 pm-10:19 pm

1 stop15h 24m

McAllen Miller Intl

Wed 4/22

3:45 pm-3:15 pm

2 stops17h 30m

$1,222

LondonMcAllen

LCY - MFE

LCYMFE

London City

Wed 4/15

8:15 pm-11:59 pm

2 stops33h 44m

McAllen Miller Intl

Mon 4/20

1:03 pm-4:40 pm

2 stops21h 37m

$1,327

LondonMcAllen

LCY - MFE

LCYMFE

London City

Mon 4/13

9:20 am-11:59 pm

2 stops20h 39m

McAllen Miller Intl

Sun 4/19

5:23 pm-4:40 pm

2 stops41h 17m

$1,591

LondonMcAllen

LCY - MFE

LCYMFE

London City

Mon 4/13

9:20 am-11:59 pm

2 stops20h 39m

McAllen Miller Intl

Mon 4/20

1:03 pm-4:40 pm

2 stops21h 37m

$1,592

LondonMcAllen

LCY - MFE

LCYMFE

London City

Mon 4/13

8:25 am-11:59 pm

2 stops21h 34m

McAllen Miller Intl

Sat 4/18

1:03 pm-1:15 pm

2 stops18h 12m

$2,882

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?

Lufthansa and Delta are the most popular carriers 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

14h 11m

Direct flights

None
The fastest flight from London to McAllen takes 14h 11m
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 14h 11m.

  • 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
Mission
Edinburg

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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