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Cheap flights from the United Kingdom to McAllen from £673

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MFE
7 Sep — 14 Sep1
1 adult

Cheap 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 2 September 2025.

Round-trip from

£673

Popular in

July

Cheapest in

March

Average price

£689
American Airlines
  • American Airlines
  • 8/11-12/11
  • 4 total stops
  • 38h 53m total
  • United Kingdom to McAllen
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£118 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£35 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from United Kingdom to McAllen

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 2 September 2025.

Sat 8/1108:35LHR - MFE
2 stops20h 44mAmerican Airlines
Wed 12/1111:56MFE - LHR
2 stops18h 09mAmerican Airlines
Deal found 30/8£673
Sat 8/1110:00LHR - MFE
1 stop16h 08mUnited Airlines
Wed 12/1114:06MFE - LHR
1 stop11h 24mUnited Airlines
Deal found 30/8£683
Fri 10/1009:30LHR - MFE
2 stops18h 27mUnited Airlines
Sun 12/1017:15MFE - LHR
1 stop12h 20mUnited Airlines
Deal found 1/9£751
Fri 10/1010:00LHR - MFE
1 stop17h 57mLufthansa
Sun 12/1012:14MFE - LHR
1 stop13h 26mLufthansa
Deal found 1/9£766
Thu 4/1208:20LHR - MFE
1 stop13h 49mBritish Airways
Fri 12/1214:42MFE - LHR
1 stop11h 33mBritish Airways
Deal found 31/8£770
Thu 13/1106:00BHX - MFE
2 stops32h 54mUnited Airlines
Mon 17/1107:00MFE - BHX
2 stops43h 10mUnited Airlines
Deal found 30/8£796
Thu 4/1214:55LHR - MFE
1 stop13h 28mMultiple Airlines
Fri 12/1214:18MFE - LHR
2 stops13h 52mMultiple Airlines
Deal found 31/8£845
Fri 10/1008:55LCY - MFE
2 stops29h 58mMultiple Airlines
Sun 12/1014:05MFE - LCY
2 stops20h 20mMultiple Airlines
Deal found 1/9£864
Fri 10/1019:05LHR - MFE
2 stops24h 57mMultiple Airlines
Sun 12/1017:28MFE - LHR
1 stop30h 57mMultiple Airlines
Deal found 1/9£1,630
Fri 10/1008:20LHR - MFE
1 stop20h 13mBritish Airways
Sun 12/1010:38MFE - LHR
1 stop21h 47mBritish Airways
Deal found 1/9£1,905
Fri 10/1017:00LCY - MFE
2 stops34h 57mLufthansa
Sun 12/1012:14MFE - LCY
2 stops22h 11mLufthansa
Deal found 1/9£2,805

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 2 September 2025.
Use the filters below to find and compare flights from the United Kingdom to McAllen that are best for you.

Fly from

United Kingdom

Fly to

McAllen

Route

Depart

Return

Price

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Sat 8/11

08:35-23:19

2 stops20h 44m

McAllen Miller Intl

Wed 12/11

11:56-12:05

2 stops18h 09m

£673

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Sat 8/11

10:00-20:08

1 stop16h 08m

McAllen Miller Intl

Wed 12/11

14:06-07:30

1 stop11h 24m

£683

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Fri 10/10

09:30-21:57

2 stops18h 27m

McAllen Miller Intl

Sun 12/10

17:15-11:35

1 stop12h 20m

£751

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Fri 10/10

10:00-21:57

1 stop17h 57m

McAllen Miller Intl

Sun 12/10

12:14-07:40

1 stop13h 26m

£766

BirminghamMcAllen

BHX - MFE

BHXMFE

Birmingham

Thu 13/11

06:00-08:54

2 stops32h 54m

McAllen Miller Intl

Mon 17/11

07:00-08:10

2 stops43h 10m

£796

LondonMcAllen

LCY - MFE

LCYMFE

London City

Fri 10/10

08:55-08:53

2 stops29h 58m

McAllen Miller Intl

Sun 12/10

14:05-16:25

2 stops20h 20m

£864

LondonMcAllen

LCY - MFE

LCYMFE

London City

Fri 10/10

17:00-21:57

2 stops34h 57m

McAllen Miller Intl

Sun 12/10

12:14-16:25

2 stops22h 11m

£2,805

Flights are sorted by cheapest return flights first.

Deals found on 30/8

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

What is the cheapest time of day to fly from GB to MFE?

Find hourly flight availability from United Kingdom to McAllen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from United Kingdom to McAllen as you normally would.

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 2 September 2025.
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
8,937 reviews
Check prices

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sept 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews
Check prices

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sept 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
British Airways
6.7
Okay
7,344 reviews
United Airlines
7.4
Good
8,937 reviews
Check prices

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sept 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

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 44m. American Airlines provides one of the quickest options available for as low as £673. 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 Manchester - 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

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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 2 September 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£677Average£878FlexibilityNo 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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