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Cheap flights from London to McAllen from £450

LON — MFE
13 Oct — 20 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to McAllen

Enter your travel dates to find the best prices.

Cheapest flights from London to McAllen

Mon 2/1106:30 -
2 stops21h 28m
Thu 5/1105:00 -
2 stops20h 10m
Deal found 10/9£994
Thu 12/1107:40 -
2 stops31h 12m
Mon 16/1116:21 -
2 stops39h 39m
Deal found 8/9£1,001
Sat 19/1212:05 -
1 stop15h 51m
Sat 2/107:15 -
2 stops16h 40m
Deal found 10/9£1,335
Mon 2/1109:50 -
2 stops18h 08m
Thu 5/1112:03 -
2 stops23h 37m
Deal found 10/9£1,520
Sat 19/1208:40 -
2 stops21h 19m
Sat 2/112:33 -
2 stops18h 42m
Deal found 10/9£1,874
Mon 2/1107:50 -
2 stops20h 08m
Thu 5/1114:04 -
1 stop14h 11m
Deal found 10/9£2,590
Mon 2/1109:20 -
2 stops32h 46m
Thu 5/1112:46 -
2 stops21h 49m
Deal found 10/9£3,731
Sat 19/1208:05 -
3 stops44h 47m
Sat 2/110:46 -
2 stops46h 14m
Deal found 10/9£10,488

Find flight deals from London to McAllen

Round-trip from

£866

One-way from

£450
Iberia
  • Iberia
  • 1/2-28/2
  • 3 total stops
  • 33h 11m total
  • London to McAllen
Search Deals
3/12-31/12
  • 3/12-31/12
  • 3 total stops
  • 36h 10m total
  • London to McAllen
Search Deals

Cheapflights Fare Finder

 
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 return flight

LondonMcAllen

LHR London Heathrow - MFE McAllen Miller Intl

LHRMFE

London Heathrow

Thu 3/12

16:05-12:10

1 stop26h 05m

McAllen Miller Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£522

LondonMcAllen

LHR London Heathrow - MFE McAllen Miller Intl

LHRMFE

London Heathrow

Wed 30/9

17:00-11:03

2 stops24h 03m

McAllen Miller Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£615

LondonMcAllen

LHR London Heathrow - MFE McAllen Miller Intl

LHRMFE

London Heathrow

Wed 6/1

18:00-22:57

2 stops34h 57m

McAllen Miller Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£640

LondonMcAllen

LHR London Heathrow - MFE McAllen Miller Intl

LHRMFE

London Heathrow

Wed 6/1

15:00-13:33

2 stops28h 33m

McAllen Miller Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£640

LondonMcAllen

LCY London City - MFE McAllen Miller Intl

LCYMFE

London City

Wed 6/1

17:05-23:59

2 stops36h 54m

McAllen Miller Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£690

LondonMcAllen

LCY London City - MFE McAllen Miller Intl

LCYMFE

London City

Wed 30/9

17:50-23:55

2 stops36h 05m

McAllen Miller Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£711

LondonMcAllen

LHR London Heathrow - MFE McAllen Miller Intl

LHRMFE

London Heathrow

Mon 1/2

19:40-08:57

2 stops19h 17m

McAllen Miller Intl

Sun 28/2

14:06-10:00

1 stop13h 54m

£866

LondonMcAllen

LHR London Heathrow - MFE McAllen Miller Intl

LHRMFE

London Heathrow

Mon 1/2

14:45-08:57

1 stop24h 12m

McAllen Miller Intl

Sun 28/2

18:15-12:00

1 stop11h 45m

£877
Fastest return journey

LondonMcAllen

LHR London Heathrow - MFE McAllen Miller Intl

LHRMFE

London Heathrow

Wed 30/9

08:55-17:17

1 stop14h 22m

McAllen Miller Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£917

LondonMcAllen

LHR London Heathrow - MFE McAllen Miller Intl

LHRMFE

London Heathrow

Mon 1/2

07:30-22:03

2 stops20h 33m

McAllen Miller Intl

Sun 28/2

07:00-06:40

3 stops17h 40m

£967

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from London to McAllen

Have a flexible travel schedule? Discover the best time to fly to McAllen from London with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from London to McAllen

What’s the top stopover airport for flights from London to McAllen?

Dallas (DFW) – chosen by Cheapflights users on 68% of one-stop itineraries from London to McAllen on Cheapflights.

What’s the cheapest stopover airport for flights from London to McAllen?

Houston (IAH) is the most affordable one-stop option, with an average return flight price of £759.

What’s the fastest stopover option from London to McAllen?

Flights via Dallas (DFW) have the shortest average one-way travel time for one-stop routes: 14h 15m.

Which airport typically offers the quickest stopover for flights from London to McAllen?

Flights via Dallas (DFW) offer the fastest connection on this route, with an average stopover time of 1h 59m.

Reviews of airlines servicing McAllen

Read through reviews of airlines operating flights from London to McAllen, such as British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
8,214 reviews
Check prices

Crew

7.7

Comfort

6.8

Boarding

7.0

Overall

6.7

Food

6.4

Entertainment

6.5

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
8,214 reviews
British Airways
6.7
Okay
8,214 reviews
Check prices

Crew

7.7

Comfort

6.8

Boarding

7.0

Overall

6.7

Food

6.4

Entertainment

6.5

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

  • What airport do you fly into for flights to McAllen from London?

    If you book a flight to McAllen from London, you will be flying to Miller Intl, which is the city’s only airport. McAllen Miller Intl (MFE) is located 2.0 mi from the center of McAllen. There are 0 flights from London to Miller Intl per day from 1 airline.

  • How long is the flight from London to McAllen?

    For as low as £866, Iberia can have you in McAllen from London in 19h 17m. The distance between London and McAllen is about 5135 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from London to McAllen round-trip?

    According to our current data, British Airways (£683), offers the cheapest pricing from London to McAllen.

  • Can I find deals for flights from London to McAllen that include hotel bookings?

    Yes. In addition to deals on London to McAllen flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to McAllen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to McAllen.

  • Can I find deals for business class flights from London to McAllen?

    Yes. Cheapflights offers flight deals from London to McAllen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for London to McAllen

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Heathrow to San Antonio flights
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London City to San Antonio flights
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Birmingham to Dallas/Fort Worth flights
Edinburgh to Dallas/Fort Worth flights
Edinburgh to Love Field flights
Birmingham to Hobby flights
Edinburgh to Hobby flights
Edinburgh to Austin flights
Edinburgh to George Bush Intcntl flights
Newcastle upon Tyne to Hobby flights
Manchester to San Antonio flights
Birmingham to George Bush Intcntl flights
Newcastle upon Tyne to Dallas/Fort Worth flights
London City to Love Field flights
Newcastle upon Tyne to Austin flights
Bristol to Dallas/Fort Worth flights
Southend to Dallas/Fort Worth flights
Heathrow to El Paso flights
Newcastle upon Tyne to George Bush Intcntl flights
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Manchester to El Paso flights

Top airline flying from London to McAllen

AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£683Average£801FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to McAllen?

Deals for London to McAllen flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from London to McAllen?

Cheapflights simply makes it quick and affordable to book flights from London to McAllen by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from London to McAllen with no change fees?

Yes, we can. To see specific flights from London to McAllen with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from London to McAllen become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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