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Cheap flights from the United Kingdom to McAllen from £522

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MFE
6 Jun — 13 Jun1
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 7 May 2026.

Thu 4/607:25
LHR
-
MFE
2 stops20h 26m
United Airlines
Thu 11/612:07
MFE
-
LHR
2 stops16h 33m
United Airlines
Deal found 7/5£1,050
Sun 10/520:55
MAN
-
MFE
2 stops31h 45m
Multiple Airlines
Sun 17/513:14
MFE
-
MAN
2 stops18h 41m
Multiple Airlines
Deal found 4/5£1,151
Wed 13/510:00
LHR
-
MFE
1 stop13h 57m
Lufthansa
Wed 20/512:05
MFE
-
LHR
1 stop17h 30m
Lufthansa
Deal found 7/5£1,166
Wed 13/512:00
LHR
-
MFE
2 stops17h 59m
Multiple Airlines
Wed 20/510:33
MFE
-
LHR
1 stop13h 47m
Multiple Airlines
Deal found 7/5£1,250
Wed 13/509:30
LHR
-
MFE
2 stops19h 29m
Air Canada
Wed 20/507:00
MFE
-
LHR
2 stops17h 30m
Air Canada
Deal found 7/5£1,294
Wed 13/511:05
LHR
-
MFE
2 stops16h 43m
United Airlines
Wed 20/507:00
MFE
-
LHR
3 stops17h 30m
United Airlines
Deal found 7/5£1,323
Sun 10/514:25
LHR
-
MFE
1 stop14h 15m
British Airways
Sun 17/519:32
MFE
-
LHR
1 stop12h 53m
British Airways
Deal found 6/5£1,326
Sun 10/511:30
LHR
-
MFE
2 stops18h 29m
Iberia
Sun 17/518:00
MFE
-
LHR
1 stop14h 25m
Iberia
Deal found 6/5£1,329
Sun 10/520:25
LHR
-
MFE
2 stops31h 23m
Multiple Airlines
Sun 17/509:15
MFE
-
LHR
2 stops39h 20m
Multiple Airlines
Deal found 6/5£1,334
Sun 10/511:10
MAN
-
MFE
2 stops41h 49m
United Airlines
Sun 17/517:15
MFE
-
MAN
2 stops41h 55m
United Airlines
Deal found 4/5£1,433
Sun 10/513:45
LCY
-
MFE
2 stops40h 14m
Delta
Sun 17/517:17
MFE
-
LCY
2 stops41h 23m
Delta
Deal found 6/5£1,482

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 7 May 2026.

Popular in

July

Cheapest in

September

Average price

£924
Highest demand for flights based on searches. 15% potential increase in price (£122 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£32 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 7 May 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
Fastest return journey

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 4/6

07:25-21:51

2 stops20h 26m

McAllen Miller Intl

Thu 11/6

12:07-10:40

2 stops16h 33m

£1,050
Cheapest one-way

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 27/5

09:55-11:24

3 stops55h 29m

£542

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Tue 12/5

14:10-11:20

3 stops51h 10m

£702
Fastest single journey

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Sat 20/6

07:25-21:51

2 stops20h 26m

£704

LondonMcAllen

LCY - MFE

LCYMFE

London City

Tue 21/7

09:15-17:31

3 stops38h 16m

£834

LondonMcAllen

LCY - MFE

LCYMFE

London City

Tue 21/7

08:10-19:32

2 stops41h 22m

£958

LondonMcAllen

LCY - MFE

LCYMFE

London City

Sat 20/6

08:25-11:55

2 stops33h 30m

£1,371

Flights are sorted by cheapest return flights first.

Deals found on 7/5

Sorted by cheapest first

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 7 May 2026.
Read through reviews of airlines operating flights from the United Kingdom 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
7,949 reviews
Check prices

Food

6.4

Comfort

6.8

Overall

6.7

Crew

7.7

Entertainment

6.4

Boarding

6.9

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
7,949 reviews
British Airways
6.7
Okay
7,949 reviews
Check prices

Food

6.4

Comfort

6.8

Overall

6.7

Crew

7.7

Entertainment

6.4

Boarding

6.9

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

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 20h 26m. United Airlines provides one of the quickest options available for as low as £1,050. Airlines will cover a distance of 5135 mi.

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

    The most popular route from United Kingdom to McAllen is Manchester - McAllen Miller Intl. You may also consider London Heathrow - McAllen Miller Intl or London City - 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 7 May 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£606Average£727FlexibilityNo 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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