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$1,082+ Cheap flights from Heathrow (LHR) to McAllen (MFE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MFE
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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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 October 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:20 pmLHR - MFE
2 stops26h 39mMultiple Airlines
Sat 12/2710:23 pmMFE - LHR
1 stop34h 32mMultiple Airlines
Deal found 10/28$1,082
This British Airways deal was found by Cheapflights users on 10/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/118:20 amLHR - MFE
1 stop20h 59mBritish Airways
Thu 11/202:49 pmMFE - LHR
1 stop11h 46mBritish Airways
Deal found 10/28$1,108
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1112:35 pmLHR - MFE
2 stops16h 44mAmerican Airlines
Thu 11/2011:12 amMFE - LHR
1 stop15h 23mAmerican Airlines
Deal found 10/28$1,144
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Tue 11/118:30 amLHR - MFE
2 stops30h 24mUnited Airlines
Thu 11/205:00 amMFE - LHR
2 stops19h 20mUnited Airlines
Deal found 10/28$1,199
This Booking.com deal was found by Cheapflights users on 10/27. 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.
Thu 12/117:30 amLHR - MFE
2 stops20h 06mBritish Airways
Thu 12/184:01 pmMFE - LHR
1 stop11h 59mBritish Airways
Deal found 10/27$1,219
This Expedia deal was found by Cheapflights users on 10/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:20 amLHR - MFE
1 stop13h 58mBritish Airways
Sat 12/274:01 pmMFE - LHR
1 stop11h 59mBritish Airways
Deal found 10/28$1,235
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/112:50 pmLHR - MFE
2 stops29h 12mMultiple Airlines
Thu 11/2012:49 pmMFE - LHR
3 stops42h 01mMultiple Airlines
Deal found 10/28$1,376
This Booking.com deal was found by Cheapflights users on 10/27. 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.
Thu 12/1111:10 amLHR - MFE
2 stops16h 49mAir Canada
Thu 12/187:00 amMFE - LHR
2 stops18h 10mAir Canada
Deal found 10/27$1,422
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Wed 11/510:00 amLHR - MFE
1 stop14h 07mUnited Airlines
Sun 11/95:00 pmMFE - LHR
1 stop32h 30mUnited Airlines
Deal found 10/26$1,473
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/51:00 pmLHR - MFE
2 stops16h 59mDelta
Sun 11/912:44 pmMFE - LHR
2 stops15h 31mDelta
Deal found 10/26$1,477

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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,082
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$1,042
Provider with most accurate pricing for London Heathrow-McAllen Miller Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Heathrow-McAllen Miller Intl flights.
Search Deals
From London Heathrow to McAllen Miller Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($213 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($62 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 28, 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

Fri 12/5

5:20 pm-1:59 pm

2 stops26h 39m

McAllen Miller Intl

Sat 12/27

10:23 pm-2:55 pm

1 stop34h 32m

$1,082

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Tue 11/11

8:30 am-8:54 am

2 stops30h 24m

McAllen Miller Intl

Thu 11/20

5:00 am-6:20 am

2 stops19h 20m

$1,199

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 12/11

7:30 am-9:36 pm

2 stops20h 06m

McAllen Miller Intl

Thu 12/18

4:01 pm-10:00 am

1 stop11h 59m

$1,219

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Fri 12/5

8:20 am-4:18 pm

1 stop13h 58m

McAllen Miller Intl

Sat 12/27

4:01 pm-10:00 am

1 stop11h 59m

$1,235

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Tue 11/11

2:50 pm-2:02 pm

2 stops29h 12m

McAllen Miller Intl

Thu 11/20

12:49 pm-12:50 pm

3 stops42h 01m

$1,376

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 12/11

11:10 am-9:59 pm

2 stops16h 49m

McAllen Miller Intl

Thu 12/18

7:00 am-7:10 am

2 stops18h 10m

$1,422

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Fri 12/5

11:10 am-9:59 pm

2 stops16h 49m

McAllen Miller Intl

Sat 12/27

5:00 am-6:30 am

2 stops19h 30m

$1,473

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Fri 12/12

1:25 pm-8:54 am

2 stops25h 29m

McAllen Miller Intl

Fri 12/19

2:05 pm-8:30 am

2 stops36h 25m

$1,631

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Fri 12/12

12:05 pm-9:59 pm

1 stop15h 54m

McAllen Miller Intl

Fri 12/19

2:05 pm-8:30 am

2 stops36h 25m

$1,650

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Fri 12/12

8:20 am-4:18 pm

1 stop13h 58m

McAllen Miller Intl

Fri 12/19

9:37 am-6:50 am

1 stop15h 13m

$1,790

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 11 results
1
2

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 October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on London Heathrow Airport-McAllen flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

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.

  • How long is the flight from London Heathrow Airport to McAllen?

    There are many flights that can get you from London Heathrow Airport to McAllen in 20h 06m. Fly via United Airlines or British Airways to get the fastest option. London Heathrow Airport and McAllen are separated by a distance of 5135 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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.

See more FAQs

Traveling to a place near McAllen?

Book flights to McAllen if you plan to visit one of these locations
Weslaco
Pharr
Mission
Edinburg

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