Cheap flights from McAllen to London from £243

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from McAllen to London departing on 16/9. 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
0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Iberia Logo
11:04 - 06:20
MFE
-
LHR
13h 16m
1 stop
Iberia Logo
07:30 - 21:24
LHR
-
MFE
19h 54m
2 stops
£648Iberia
Wed, 21 Oct - Fri, 6 Nov
United Airlines Logo
07:00 - 07:45
MFE
-
LHR
18h 45m
1 stop
United Airlines Logo
07:30 - 22:02
LHR
-
MFE
20h 32m
2 stops
£658United Airlines
Wed, 21 Oct - Fri, 6 Nov
United Airlines Logo
14:08 - 07:45
MFE
-
LHR
11h 37m
1 stop
United Airlines Logo
17:40 - 19:22
LHR
-
MFE
31h 42m
2 stops
£660United Airlines
Wed, 16 Sep - Wed, 30 Sep
United Airlines Logo
05:19 - 07:45
MFE
-
LHR
20h 26m
1 stop
United Airlines Logo
17:40 - 19:22
LHR
-
MFE
31h 42m
2 stops
£661United Airlines
Wed, 16 Sep - Wed, 30 Sep
United Airlines Logo
17:25 - 07:45
MFE
-
LHR
32h 20m
1 stop
United Airlines Logo
10:00 - 17:44
LHR
-
MFE
13h 44m
1 stop
£661United Airlines
Sat, 12 Sep - Tue, 22 Sep
British Airways Logo
20:01 - 14:25
MFE
-
LHR
12h 24m
1 stop
British Airways Logo
14:25 - 21:47
LHR
-
MFE
13h 22m
1 stop
£664British Airways
Wed, 16 Sep - Wed, 30 Sep
Delta Logo
16:34 - 16:40
MFE
-
LCY
42h 06m
2 stops
Delta Logo
09:20 - 23:59
LCY
-
MFE
20h 39m
2 stops
£848Delta
Wed, 7 Oct - Mon, 12 Oct
Delta Logo
12:48 - 13:15
MFE
-
LCY
18h 27m
2 stops
Delta Logo
09:20 - 23:59
LCY
-
MFE
20h 39m
2 stops
£977Delta
Sat, 12 Sep - Mon, 21 Sep
Multiple Airlines Logo
10:43 - 10:00
MFE
-
LGW
17h 17m
1 stop
Multiple Airlines Logo
15:40 - 07:53
LGW
-
MFE
46h 13m
2 stops
£1,091Multiple Airlines
Sat, 18 Jul - Sat, 1 Aug
Lufthansa Logo
12:07 - 17:55
MFE
-
LCY
23h 48m
2 stops
Lufthansa Logo
18:30 - 21:51
LCY
-
MFE
33h 21m
2 stops
£1,223Lufthansa
Thu, 2 Jul - Thu, 9 Jul

Delta flights from McAllen to London

Our best Delta deals on McAllen to London flight tickets
Delta
5 Jul
MFE05:20McAllen Miller Intl
20h 35m
2 stops
LHR07:55London Heathrow
21 Jul
LHR10:45London Heathrow
19h 14m
2 stops
MFE23:59McAllen Miller Intl
£828
Delta
7 Oct
MFE16:34McAllen Miller Intl
42h 06m
2 stops
LCY16:40London City
12 Oct
LCY09:20London City
20h 39m
2 stops
MFE23:59McAllen Miller Intl
£848
Delta
12 Sept
MFE12:48McAllen Miller Intl
18h 27m
2 stops
LCY13:15London City
21 Sept
LCY09:20London City
20h 39m
2 stops
MFE23:59McAllen Miller Intl
£977

British Airways flights from McAllen to London

Our best British Airways deals on McAllen to London flight tickets
British Airways
16 Sept
MFE20:01McAllen Miller Intl
12h 24m
1 stop
LHR14:25London Heathrow
30 Sept
LHR14:25London Heathrow
13h 22m
1 stop
MFE21:47McAllen Miller Intl
£664
British Airways
16 Sept
MFE20:01McAllen Miller Intl
12h 24m
1 stop
LHR14:25London Heathrow
30 Sept
LHR14:25London Heathrow
13h 22m
1 stop
MFE21:47McAllen Miller Intl
£667
British Airways
16 Sept
MFE20:01McAllen Miller Intl
12h 24m
1 stop
LHR14:25London Heathrow
30 Sept
LHR11:00London Heathrow
16h 47m
1 stop
MFE21:47McAllen Miller Intl
£669

momondo Fare Finder

 
Customise your flight search to find flights from McAllen to London 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 279,928 searches. Data last updated 21 May 2026.
Use the filters below to find and compare flights from McAllen to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 21/10

11:04-06:20

1 stop13h 16m

London Heathrow

Fri 6/11

07:30-21:24

2 stops19h 54m

£648

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 21/10

07:00-07:45

1 stop18h 45m

London Heathrow

Fri 6/11

07:30-22:02

2 stops20h 32m

£658

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 16/9

14:08-07:45

1 stop11h 37m

London Heathrow

Wed 30/9

17:40-19:22

2 stops31h 42m

£660

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 16/9

05:19-07:45

1 stop20h 26m

London Heathrow

Wed 30/9

17:40-19:22

2 stops31h 42m

£661

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Sat 12/9

17:25-07:45

1 stop32h 20m

London Heathrow

Tue 22/9

10:00-17:44

1 stop13h 44m

£661
Fastest return journey

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 16/9

20:01-14:25

1 stop12h 24m

London Heathrow

Wed 30/9

14:25-21:47

1 stop13h 22m

£664

McAllenLondon

MFE - LCY

MFELCY

McAllen Miller Intl

Wed 7/10

16:34-16:40

2 stops42h 06m

London City

Mon 12/10

09:20-23:59

2 stops20h 39m

£848

McAllenLondon

MFE - LCY

MFELCY

McAllen Miller Intl

Sat 12/9

12:48-13:15

2 stops18h 27m

London City

Mon 21/9

09:20-23:59

2 stops20h 39m

£977

McAllenLondon

MFE - LGW

MFELGW

McAllen Miller Intl

Sat 18/7

10:43-10:00

1 stop17h 17m

London Gatwick

Sat 1/8

15:40-07:53

2 stops46h 13m

£1,091

McAllenLondon

MFE - LCY

MFELCY

McAllen Miller Intl

Thu 2/7

12:07-17:55

2 stops23h 48m

London City

Thu 9/7

18:30-21:51

2 stops33h 21m

£1,223

Flights are sorted by cheapest return flights first.

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

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

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 April. Flight prices, which tend to average around £418, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from McAllen averaging around £427.

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 return 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

Fastest flight time

11h 40m

Direct flights

None
The fastest flight from McAllen to London takes 11h 40m
There are no direct flights from McAllen to London. There are no popular flight routes from McAllen to London.

Frequently asked questions about flying from McAllen to London

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

    The straight-line distance from McAllen Miller Intl to London is 5145.6 mi. By plane, this route typically takes 11h 40m.

  • 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 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 you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Gatwick
Luton
Wembley
Slough
Maidstone
Ipswich
Southend-on-Sea
Canterbury
Ilford
Hayes
Guildford
Folkestone
Chelmsford
Dover
Bedford
Chichester
Colchester
Harlow

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from McAllen to London for you.

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

Yes. momondo enables you to select and highlight flights to London from McAllen with this policy.

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

momondo provides multiple filters to help you find the best flight to London from McAllen. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

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1 adult
Sat 20/6
Sat 27/6

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London