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McAllen

$997+ Cheap flights from Heathrow (LHR) to McAllen (MFE)

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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MFE
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheap flight deals from Heathrow to McAllen

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to McAllen (MFE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,027
(TravelUp)

One-way from

$997
(Cheapflightsfares)

Popular in

August

Cheapest in

March

Average price

$709
Provider with most accurate pricing for London Heathrow-McAllen Miller Intl flight deals.
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Provider most trusted by Cheapflights users for London Heathrow-McAllen Miller Intl flights.
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From London Heathrow to McAllen Miller Intl
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One-way flight from London Heathrow to McAllen Miller Intl
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Highest demand for flights based on searches. 19% potential increase in price ($280 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($61 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Heathrow to McAllen

Cheapest flights from Heathrow to McAllen
Explore the most affordable flight options available from Heathrow to McAllen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

This TravelUp deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/218:20 amLHR - MFE
1 stop17h 03mBritish Airways
Sat 5/35:58 pmMFE - LHR
1 stop12h 47mBritish Airways
Deal found 3/25$1,027
This EaseMyTrip deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/217:25 amLHR - MFE
2 stops19h 57mMultiple Airlines
Sat 5/37:28 pmMFE - LHR
2 stops29h 02mMultiple Airlines
Deal found 3/25$1,070
This United Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/217:25 amLHR - MFE
2 stops22h 04mUnited Airlines
Sat 5/39:50 amMFE - LHR
2 stops14h 30mUnited Airlines
Deal found 3/25$1,093
This Booking.com deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/219:30 amLHR - MFE
2 stops41h 52mAir Canada
Sat 5/37:00 amMFE - LHR
2 stops17h 30mAir Canada
Deal found 3/25$1,126
This Booking.com deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/216:55 amLHR - MFE
2 stops20h 27mLufthansa
Sat 5/32:13 pmMFE - LHR
1 stop11h 27mLufthansa
Deal found 3/25$1,146

Cheapflights Fare Finder

Customize your flight search to find flights from Heathrow 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 2,558,603 searches. Data last updated March 26, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to McAllen that are best for you.

Fly from

Heathrow

Fly to

McAllen

Route

Depart

Return

Price

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Mon 4/21

8:20 am-7:23 pm

1 stop17h 03m

McAllen Miller Intl

Sat 5/3

5:58 pm-12:45 pm

1 stop12h 47m

$1,027

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Mon 4/21

7:25 am-9:22 pm

2 stops19h 57m

McAllen Miller Intl

Sat 5/3

7:28 pm-6:30 am

2 stops29h 02m

$1,070

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Mon 4/21

7:25 am-11:29 pm

2 stops22h 04m

McAllen Miller Intl

Sat 5/3

9:50 am-6:20 am

2 stops14h 30m

$1,093

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Mon 4/21

9:30 am-9:22 pm

2 stops41h 52m

McAllen Miller Intl

Sat 5/3

7:00 am-6:30 am

2 stops17h 30m

$1,126

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Mon 4/21

6:55 am-9:22 pm

2 stops20h 27m

McAllen Miller Intl

Sat 5/3

2:13 pm-7:40 am

1 stop11h 27m

$1,146

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Tue 4/22

12:05 pm-11:29 pm

2 stops17h 24m

$997

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Tue 4/22

3:10 pm-10:40 pm

1 stop13h 30m

$1,158

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Compare providers for flights from Heathrow to McAllen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to McAllen in March.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-McAllen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-McAllen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-McAllen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-McAllen flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-McAllen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Heathrow to McAllen

Have a flexible travel schedule? Discover the best time to fly to McAllen from Heathrow with our price prediction graph.
Estimated round-trip 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 London Heathrow Airport to McAllen

Rainfall in McAllen by month

Plan your trip to McAllen by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in McAllen ranges from 0.9 - 4.5 inches per month. September is typically the wettest month, when rainfall can reach 4.5 in. November is typically the driest time to visit McAllen when rainfall is around 0.9 in.

Temperature in McAllen by month

Plan your trip to McAllen by taking into account the average temperature totals by month.

If weather is an important factor for your trip to McAllen, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 87.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

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 March 26, 2025.
United Airlines
7.4
Good
8,608 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.0

Food

6.6

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
United Airlines
7.4
Good
8,608 reviews
United Airlines
7.4
Good
8,608 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.0

Food

6.6

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
Air Canada
7.0
Good
8,967 reviews
United Airlines
7.4
Good
8,608 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.0

Food

6.6

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
Lufthansa
6.7
Okay
6,950 reviews
United Airlines
7.4
Good
8,608 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.0

Food

6.6

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
British Airways
6.6
Okay
6,712 reviews
United Airlines
7.4
Good
8,608 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.0

Food

6.6

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 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 Heathrow 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 London Heathrow?

    If you book a flight to McAllen from London Heathrow, 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 Heathrow to Miller Intl per day from 0 different airlines.

  • What are the cheapest airlines flying from London Heathrow Airport to McAllen round-trip?

    British Airways, at $1,027, was found to be the cheapest airline from London Heathrow Airport to McAllen.Alternate airlines to your destination round-trip include United Airlines and Air Canada.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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.

  • What is the cheapest month to book a flight from London Heathrow Airport to McAllen?

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to McAllen (average of $281). Flying from London Heathrow Airport to McAllen in December is currently the most expensive (average of $416). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Mission
Weslaco
Edinburg
Pharr

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