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Cheap flights from London to McAllen from $829

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 1/6. 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.
Lufthansa Logo
6:30 am - 9:59 pm
LHR
-
MFE
21h 29m
2 stops
Lufthansa Logo
12:00 pm - 7:45 am
MFE
-
LHR
13h 45m
1 stop
$1,233Lufthansa
Thu, Sep 10 - Thu, Sep 17
Iberia Logo
2:45 pm - 11:59 pm
LHR
-
MFE
15h 14m
1 stop
Iberia Logo
6:12 pm - 12:50 pm
MFE
-
LHR
12h 38m
1 stop
$1,236Iberia
Thu, Sep 10 - Thu, Sep 17
United Airlines Logo
7:25 am - 9:59 pm
LHR
-
MFE
20h 34m
2 stops
United Airlines Logo
12:00 pm - 10:40 am
MFE
-
LHR
16h 40m
2 stops
$1,242United Airlines
Thu, Sep 10 - Thu, Sep 17
United Airlines Logo
7:40 am - 5:59 pm
LHR
-
MFE
16h 19m
2 stops
United Airlines Logo
12:03 pm - 9:10 am
MFE
-
LHR
15h 07m
2 stops
$1,272United Airlines
Sat, Nov 14 - Mon, Nov 16
United Airlines Logo
7:40 am - 5:59 pm
LHR
-
MFE
16h 19m
2 stops
United Airlines Logo
12:03 pm - 9:10 am
MFE
-
LHR
15h 07m
2 stops
$1,275United Airlines
Sat, Nov 14 - Mon, Nov 16
United Airlines Logo
10:00 am - 5:59 pm
LHR
-
MFE
13h 59m
1 stop
United Airlines Logo
2:04 pm - 7:40 am
MFE
-
LHR
11h 36m
1 stop
$1,287United Airlines
Sat, Nov 14 - Mon, Nov 16
United Airlines Logo
7:40 am - 5:59 pm
LHR
-
MFE
16h 19m
2 stops
United Airlines Logo
12:03 pm - 9:10 am
MFE
-
LHR
15h 07m
2 stops
$1,296United Airlines
Sat, Nov 14 - Mon, Nov 16
Lufthansa Logo
9:30 am - 9:59 pm
LHR
-
MFE
18h 29m
2 stops
Lufthansa Logo
2:08 pm - 7:45 am
MFE
-
LHR
11h 37m
1 stop
$1,734Lufthansa
Thu, Aug 13 - Wed, Aug 19
United Airlines Logo
8:00 am - 5:44 pm
LHR
-
MFE
15h 44m
2 stops
United Airlines Logo
12:00 pm - 10:25 am
MFE
-
LHR
16h 25m
2 stops
$1,766United Airlines
Thu, Aug 13 - Wed, Aug 19
Multiple Airlines Logo
9:20 am - 9:44 pm
LHR
-
MFE
42h 24m
3 stops
Multiple Airlines Logo
1:51 pm - 3:15 pm
MFE
-
LHR
43h 24m
2 stops
$13,807Multiple Airlines
Thu, Sep 10 - Thu, Sep 17

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Lufthansa flights from London to McAllen

Our best Lufthansa deals on London to McAllen flight tickets
Lufthansa
Sep 10
LHR6:30 amLondon Heathrow
21h 29m
2 stops
MFE9:59 pmMcAllen Miller Intl
Sep 17
MFE12:00 pmMcAllen Miller Intl
13h 45m
1 stop
LHR7:45 amLondon Heathrow
$1,233
Lufthansa
Aug 13
LHR9:30 amLondon Heathrow
18h 29m
2 stops
MFE9:59 pmMcAllen Miller Intl
Aug 19
MFE2:08 pmMcAllen Miller Intl
11h 37m
1 stop
LHR7:45 amLondon Heathrow
$1,734

United Airlines flights from London to McAllen

Our best United Airlines deals on London to McAllen flight tickets
United Airlines
Sep 10
LHR7:25 amLondon Heathrow
20h 34m
2 stops
MFE9:59 pmMcAllen Miller Intl
Sep 17
MFE12:00 pmMcAllen Miller Intl
16h 40m
2 stops
LHR10:40 amLondon Heathrow
$1,242
United Airlines
Nov 14
LHR7:40 amLondon Heathrow
16h 19m
2 stops
MFE5:59 pmMcAllen Miller Intl
Nov 16
MFE12:03 pmMcAllen Miller Intl
15h 07m
2 stops
LHR9:10 amLondon Heathrow
$1,272
United Airlines
Nov 14
LHR10:00 amLondon Heathrow
13h 59m
1 stop
MFE5:59 pmMcAllen Miller Intl
Nov 16
MFE9:30 amMcAllen Miller Intl
16h 25m
2 stops
LHR7:55 amLondon Heathrow
$1,275

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 July 31, 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

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 9/10

6:30 am-9:59 pm

2 stops21h 29m

McAllen Miller Intl

Thu 9/17

12:00 pm-7:45 am

1 stop13h 45m

$1,233

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 9/10

2:45 pm-11:59 pm

1 stop15h 14m

McAllen Miller Intl

Thu 9/17

6:12 pm-12:50 pm

1 stop12h 38m

$1,236

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 9/10

7:25 am-9:59 pm

2 stops20h 34m

McAllen Miller Intl

Thu 9/17

12:00 pm-10:40 am

2 stops16h 40m

$1,242

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Sat 11/14

7:40 am-5:59 pm

2 stops16h 19m

McAllen Miller Intl

Mon 11/16

12:03 pm-9:10 am

2 stops15h 07m

$1,272

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Sat 11/14

7:40 am-5:59 pm

2 stops16h 19m

McAllen Miller Intl

Mon 11/16

12:03 pm-9:10 am

2 stops15h 07m

$1,275
Quickest round-trip

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Sat 11/14

10:00 am-5:59 pm

1 stop13h 59m

McAllen Miller Intl

Mon 11/16

2:04 pm-7:40 am

1 stop11h 36m

$1,287

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Sat 11/14

7:40 am-5:59 pm

2 stops16h 19m

McAllen Miller Intl

Mon 11/16

12:03 pm-9:10 am

2 stops15h 07m

$1,296

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 8/13

9:30 am-9:59 pm

2 stops18h 29m

McAllen Miller Intl

Wed 8/19

2:08 pm-7:45 am

1 stop11h 37m

$1,734

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 8/13

8:00 am-5:44 pm

2 stops15h 44m

McAllen Miller Intl

Wed 8/19

12:00 pm-10:25 am

2 stops16h 25m

$1,766

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 9/10

9:20 am-9:44 pm

3 stops42h 24m

McAllen Miller Intl

Thu 9/17

1:51 pm-3:15 pm

2 stops43h 24m

$13,807

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, United Airlines, and KLM 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

16h 19m

Direct flights

None
The fastest flight from London to McAllen takes 16h 19m
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 16h 19m.

  • 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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