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Cheap flights from McAllen to London from £206

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 15/7. 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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Find the cheapest flights from McAllen to London

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
05:17 - 11:35
MFE
-
LHR
24h 18m
1 stop
United Airlines Logo
15:05 - 22:59
LHR
-
MFE
37h 54m
2 stops
£481United Airlines
Mon, 30 Mar - Fri, 10 Apr
United Airlines Logo
18:55 - 10:00
MFE
-
LHR
33h 05m
2 stops
United Airlines Logo
15:05 - 22:59
LHR
-
MFE
37h 54m
2 stops
£483United Airlines
Mon, 30 Mar - Fri, 10 Apr
Multiple Airlines Logo
11:00 - 10:55
MFE
-
LHR
17h 55m
1 stop
Multiple Airlines Logo
12:55 - 22:40
LHR
-
MFE
15h 45m
1 stop
£498Multiple Airlines
Mon, 30 Mar - Fri, 10 Apr
British Airways Logo
15:48 - 12:15
MFE
-
LHR
15h 27m
1 stop
British Airways Logo
11:30 - 08:57
LHR
-
MFE
27h 27m
2 stops
£505British Airways
Tue, 24 Mar - Tue, 31 Mar
British Airways Logo
09:37 - 06:50
MFE
-
LHR
16h 13m
1 stop
British Airways Logo
11:30 - 08:57
LHR
-
MFE
27h 27m
2 stops
£506British Airways
Tue, 24 Mar - Tue, 31 Mar
American Airlines Logo
09:37 - 08:15
MFE
-
LHR
17h 38m
1 stop
American Airlines Logo
16:25 - 10:15
LHR
-
MFE
23h 50m
1 stop
£510American Airlines
Tue, 24 Mar - Tue, 31 Mar
American Airlines Logo
09:37 - 06:50
MFE
-
LHR
16h 13m
1 stop
American Airlines Logo
16:25 - 08:57
LHR
-
MFE
22h 32m
1 stop
£511American Airlines
Tue, 24 Mar - Tue, 31 Mar
United Airlines Logo
07:00 - 05:55
MFE
-
LHR
17h 55m
2 stops
United Airlines Logo
13:40 - 21:48
LHR
-
MFE
14h 08m
1 stop
£513United Airlines
Tue, 24 Mar - Tue, 31 Mar
United Airlines Logo
07:00 - 05:55
MFE
-
LHR
17h 55m
2 stops
United Airlines Logo
10:25 - 22:59
LHR
-
MFE
18h 34m
2 stops
£514United Airlines
Tue, 24 Mar - Tue, 31 Mar
Lufthansa Logo
12:05 - 17:40
MFE
-
LCY
24h 35m
2 stops
Lufthansa Logo
18:30 - 21:48
LCY
-
MFE
33h 18m
2 stops
£651Lufthansa
Mon, 23 Mar - Mon, 30 Mar

United Airlines flights from McAllen to London

Our best United Airlines deals on McAllen to London flight tickets
United Airlines
30 Mar
MFE05:17McAllen Miller Intl
24h 18m
1 stop
LHR11:35London Heathrow
10 Apr
LHR15:05London Heathrow
37h 54m
2 stops
MFE22:59McAllen Miller Intl
£481
United Airlines
30 Mar
MFE18:55McAllen Miller Intl
33h 05m
2 stops
LHR10:00London Heathrow
10 Apr
LHR15:05London Heathrow
37h 54m
2 stops
MFE22:59McAllen Miller Intl
£483
United Airlines
24 Mar
MFE07:00McAllen Miller Intl
17h 55m
2 stops
LHR05:55London Heathrow
31 Mar
LHR13:40London Heathrow
14h 08m
1 stop
MFE21:48McAllen Miller Intl
£513

Iberia flights from McAllen to London

Our best Iberia deals on McAllen to London flight tickets
Iberia
22 Mar
MFE09:37McAllen Miller Intl
19h 23m
1 stop
LHR10:00London Heathrow
5 Apr
LHR14:25London Heathrow
14h 41m
1 stop
MFE23:06McAllen Miller Intl
£559
Iberia
13 Jul
MFE10:39McAllen Miller Intl
16h 21m
1 stop
LHR09:00London Heathrow
13 Aug
LHR06:15London Heathrow
22h 24m
2 stops
MFE22:39McAllen Miller Intl
£615
Iberia
13 Jul
MFE13:51McAllen Miller Intl
16h 09m
2 stops
LHR12:00London Heathrow
13 Aug
LHR14:25London Heathrow
14h 14m
1 stop
MFE22:39McAllen Miller Intl
£616

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 9 February 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

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Mon 30/3

05:17-11:35

1 stop24h 18m

London Heathrow

Fri 10/4

15:05-22:59

2 stops37h 54m

£481

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Mon 30/3

18:55-10:00

2 stops33h 05m

London Heathrow

Fri 10/4

15:05-22:59

2 stops37h 54m

£483

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Mon 30/3

11:00-10:55

1 stop17h 55m

London Heathrow

Fri 10/4

12:55-22:40

1 stop15h 45m

£498

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Tue 24/3

15:48-12:15

1 stop15h 27m

London Heathrow

Tue 31/3

11:30-08:57

2 stops27h 27m

£505

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Tue 24/3

09:37-06:50

1 stop16h 13m

London Heathrow

Tue 31/3

11:30-08:57

2 stops27h 27m

£506

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Tue 24/3

09:37-08:15

1 stop17h 38m

London Heathrow

Tue 31/3

16:25-10:15

1 stop23h 50m

£510

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Tue 24/3

09:37-06:50

1 stop16h 13m

London Heathrow

Tue 31/3

16:25-08:57

1 stop22h 32m

£511

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Tue 24/3

07:00-05:55

2 stops17h 55m

London Heathrow

Tue 31/3

13:40-21:48

1 stop14h 08m

£513

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Tue 24/3

07:00-05:55

2 stops17h 55m

London Heathrow

Tue 31/3

10:25-22:59

2 stops18h 34m

£514

McAllenLondon

MFE - LCY

MFELCY

McAllen Miller Intl

Mon 23/3

12:05-17:40

2 stops24h 35m

London City

Mon 30/3

18:30-21:48

2 stops33h 18m

£651

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 cheapest month to fly to London?

The cheapest month to fly to London from McAllen is in January. Flight prices, which tend to average around £446, 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 £471.

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 37m

Direct flights

None
The fastest flight from McAllen to London takes 11h 37m
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. By plane, this route typically takes 11h 37m.

  • 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
Luton
Gatwick
Slough
Maidstone
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Wembley
Dover
Folkestone
Colchester
Bedford
Worthing
Ramsgate

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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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
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport