Cheap flights from London Heathrow Airport to McAllen from £580
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 21/7. Fares are subject to change and may not be available on all flights or dates of travel.
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 8 July 2025.
Round-trip from | £689 |
---|---|
One-way from | £580 |
Popular in | August |
Cheapest in | March |
Average price | £1,266 |
Find flight deals from Heathrow to McAllen
Cheapest flights from Heathrow to McAllenExplore 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 8 July 2025.
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 8 July 2025.
Cheapflights Fare Finder
Customise 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 858,174 searches. Data last updated 8 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to McAllen that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonMcAllen
LHR - MFE
LHRMFE
London Heathrow
Tue 30/9
13:20-12:07
2 stops28h 47m
McAllen Miller Intl
Thu 23/10
20:07-14:25
1 stop12h 18m
LondonMcAllen
LHR - MFE
LHRMFE
London Heathrow
Mon 1/9
07:25-19:26
2 stops18h 01m
McAllen Miller Intl
Sat 20/9
19:25-07:40
1 stop30h 15m
LondonMcAllen
LHR - MFE
LHRMFE
London Heathrow
Tue 30/9
08:20-17:26
1 stop15h 06m
McAllen Miller Intl
Thu 23/10
17:28-14:25
1 stop14h 57m
LondonMcAllen
LHR - MFE
LHRMFE
London Heathrow
Wed 1/10
13:05-23:58
2 stops40h 53m
McAllen Miller Intl
Thu 23/10
12:45-11:10
2 stops16h 25m
LondonMcAllen
LHR - MFE
LHRMFE
London Heathrow
Wed 1/10
13:40-21:57
1 stop14h 17m
McAllen Miller Intl
Fri 24/10
14:05-07:40
1 stop11h 35m
LondonMcAllen
LHR - MFE
LHRMFE
London Heathrow
Tue 30/9
13:05-23:58
2 stops16h 53m
McAllen Miller Intl
Sat 25/10
12:45-10:00
2 stops15h 15m
LondonMcAllen
LHR - MFE
LHRMFE
London Heathrow
Thu 2/10
14:10-15:38
2 stops31h 28m
McAllen Miller Intl
Fri 24/10
16:28-16:15
1 stop17h 47m
LondonMcAllen
LHR - MFE
LHRMFE
London Heathrow
Mon 21/7
06:15-15:04
3 stops38h 49m
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.
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 8 July 2025.
Read reviews from past customers who have flown with Delta, KLM, andUnited Airlines from London Heathrow Airport to McAllen. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Boarding
Crew
Food
Entertainment
Overall
Reviews
Kim,May 2025
PIH - SLC
Comfort
Boarding
Crew
Food
Entertainment
Overall
Reviews
Kim,May 2025
PIH - SLC
Comfort
Boarding
Crew
Food
Entertainment
Overall
Reviews
Kim,May 2025
PIH - SLC
Comfort
Boarding
Crew
Food
Entertainment
Overall
Reviews
Kim,May 2025
PIH - SLC
Comfort
Boarding
Crew
Food
Entertainment
Overall
Reviews
Kim,May 2025
PIH - SLC
Comfort
Boarding
Crew
Food
Entertainment
Overall
Reviews
Kim,May 2025
PIH - SLC
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.
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Alternative routes for Heathrow to McAllen
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Heathrow to McAllen
Discover the top airline that operate flights from Heathrow 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 8 July 2025.
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How does Cheapflights help users find flights from Heathrow to McAllen?
Deals for Heathrow to McAllen flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to McAllen?
Cheapflights helps you find that perfect flight to McAllen from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Heathrow to McAllen with no change fees?
Need flexible booking options for your flight to McAllen from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to McAllen become cheaper?
Of course! You can now track prices for flights from Heathrow to McAllen and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.