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Cheap flights from the United Kingdom to McAllen from £476

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MFE
3 May — 10 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to McAllen

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to McAllen
Explore the most affordable flight options available from United Kingdom to McAllen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 April 2026.

Fri 10/713:40
LHR
-
MFE
1 stop14h 11m
United Airlines
Mon 20/714:14
MFE
-
LHR
1 stop15h 21m
United Airlines
Deal found 31/3£814
Wed 29/409:30
LHR
-
MFE
2 stops18h 18m
Lufthansa
Wed 6/512:10
MFE
-
LHR
1 stop17h 25m
Lufthansa
Deal found 1/4£867
Wed 29/410:05
LHR
-
MFE
1 stop18h 35m
British Airways
Wed 6/519:32
MFE
-
LHR
1 stop12h 53m
British Airways
Deal found 30/3£896
Wed 29/407:30
LHR
-
MFE
2 stops21h 29m
United Airlines
Wed 6/512:10
MFE
-
LHR
2 stops15h 10m
United Airlines
Deal found 30/3£905
Thu 24/906:10
LHR
-
MFE
2 stops21h 37m
British Airways
Mon 28/911:04
MFE
-
LHR
1 stop13h 16m
British Airways
Deal found 31/3£923
Tue 14/409:30
LHR
-
MFE
2 stops18h 18m
United Airlines
Sun 19/418:55
MFE
-
LHR
1 stop30h 50m
United Airlines
Deal found 31/3£924
Tue 14/416:55
LHR
-
MFE
2 stops23h 07m
American Airlines
Wed 22/415:45
MFE
-
LHR
2 stops16h 45m
American Airlines
Deal found 31/3£924
Thu 24/908:00
LCY
-
MFE
2 stops54h 51m
British Airways
Mon 28/907:00
MFE
-
LCY
2 stops44h 00m
British Airways
Deal found 30/3£962
Thu 1/1006:05
BHX
-
MFE
2 stops41h 40m
United Airlines
Mon 5/1011:55
MFE
-
BHX
2 stops23h 30m
United Airlines
Deal found 31/3£983
Thu 24/905:55
MAN
-
MFE
2 stops33h 12m
United Airlines
Mon 28/914:15
MFE
-
MAN
2 stops20h 55m
United Airlines
Deal found 31/3£995
Wed 15/420:15
LCY
-
MFE
2 stops33h 44m
KLM
Mon 20/413:03
MFE
-
LCY
2 stops21h 37m
KLM
Deal found 31/3£1,004
Sun 17/510:35
BHX
-
MFE
2 stops39h 19m
United Airlines
Sun 24/518:59
MFE
-
BHX
2 stops40h 26m
United Airlines
Deal found 1/4£1,094

Find flight deals from United Kingdom to McAllen

Keep the following information in mind while searching for United Kingdom to McAllen flight deals. Data was last updated 3 April 2026.

Round-trip from

£814

One-way from

£476

Popular in

July

Cheapest in

September

Average price

£1,022
United Airlines
  • United Airlines
  • 10/7-20/7
  • 2 total stops
  • 29h 32m total
  • United Kingdom to McAllen
Search Deals
10/4
  • 10/4
  • 3 total stops
  • 50h 05m total
  • United Kingdom to McAllen
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£79 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£31 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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, Cheapflights users made 858,174 searches. Data last updated 3 April 2026.
Use the filters below to find and compare flights from the United Kingdom to McAllen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 29/4

07:30-22:59

2 stops21h 29m

McAllen Miller Intl

Wed 6/5

12:10-09:20

2 stops15h 10m

£905
Fastest return journey

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 24/9

06:10-21:47

2 stops21h 37m

McAllen Miller Intl

Mon 28/9

11:04-06:20

1 stop13h 16m

£923

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 29/4

10:00-21:48

1 stop17h 48m

McAllen Miller Intl

Wed 6/5

12:10-11:35

1 stop17h 25m

£933

LondonMcAllen

LCY - MFE

LCYMFE

London City

Thu 24/9

08:00-08:51

2 stops54h 51m

McAllen Miller Intl

Mon 28/9

07:00-09:00

2 stops44h 00m

£962

BirminghamMcAllen

BHX - MFE

BHXMFE

Birmingham

Thu 24/9

10:15-17:45

2 stops37h 30m

McAllen Miller Intl

Mon 28/9

05:15-17:25

2 stops30h 10m

£983

ManchesterMcAllen

MAN - MFE

MANMFE

Manchester

Thu 24/9

05:55-09:07

2 stops33h 12m

McAllen Miller Intl

Mon 28/9

14:15-17:10

2 stops20h 55m

£995

LondonMcAllen

LCY - MFE

LCYMFE

London City

Wed 15/4

20:15-23:59

2 stops33h 44m

McAllen Miller Intl

Mon 20/4

13:03-16:40

2 stops21h 37m

£1,004

BirminghamMcAllen

BHX - MFE

BHXMFE

Birmingham

Sun 17/5

10:35-19:54

2 stops39h 19m

McAllen Miller Intl

Sun 24/5

18:59-17:25

2 stops40h 26m

£1,094

ManchesterMcAllen

MAN - MFE

MANMFE

Manchester

Sun 17/5

11:10-19:54

2 stops38h 44m

McAllen Miller Intl

Sun 24/5

18:59-17:10

2 stops40h 11m

£1,107

BirminghamMcAllen

BHX - MFE

BHXMFE

Birmingham

Fri 10/7

18:05-17:53

2 stops53h 48m

McAllen Miller Intl

Mon 20/7

12:07-21:25

2 stops27h 18m

£1,164

Flights are sorted by cheapest return flights first.

Deals found on 3/4

Showing 1-10 of 26 resultsSorted by cheapest first
1
2
3

Best time to book a flight from United Kingdom to McAllen

Have a flexible travel schedule? Discover the best time to fly to McAllen from United Kingdom with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to McAllen
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing McAllen

Get insights into the airlines that provide service to McAllen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to McAllen. Reviews last updated 3 April 2026.
Read through reviews of airlines operating flights from the United Kingdom to McAllen, such as United Airlines and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,538 reviews
Check prices

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
United Airlines
7.4
Good
9,538 reviews
United Airlines
7.4
Good
9,538 reviews
Check prices

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
British Airways
6.7
Okay
7,848 reviews
United Airlines
7.4
Good
9,538 reviews
Check prices

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to McAllen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Located just 2.0 mi from the city center, McAllen Miller Intl (MFE) is the airport most travelers will use when flying to McAllen from United Kingdom.

  • How long is the flight from United Kingdom to McAllen?

    A quick flight from United Kingdom to McAllen can take about 21h 29m. United Airlines provides one of the quickest options available for as low as £905. Airlines will cover a distance of 5135 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from United Kingdom to McAllen?

    The most popular route from United Kingdom to McAllen is London Heathrow - McAllen Miller Intl. You may also consider London City - McAllen Miller Intl or Birmingham - McAllen Miller Intl.

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

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

  • How can I find direct flights from United Kingdom to McAllen?

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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

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Alternative routes for United Kingdom to McAllen

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from United Kingdom to McAllen

Discover the top airline that operate flights from United Kingdom to McAllen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 3 April 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£623Average£748FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from United Kingdom to McAllen?

Cheapflights makes it easy to find United Kingdom to McAllen flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from United Kingdom to McAllen for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to McAllen from United Kingdom shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from United Kingdom to McAllen on Cheapflights with our Price Alert feature and get notified when better prices are available.

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