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$715+ Cheap flights from McAllen (MFE) to Heathrow (LHR)

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
MFE — LHR
Jan 25 — Feb 11
Sat 1/25
Sat 2/1
1 adult, Economy
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Cheap flight deals from McAllen to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from McAllen (MFE) to Heathrow (LHR). 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 January 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$719
(Iberia)

Popular in

December

Cheapest in

August

Average price

$743
Provider with most accurate pricing for McAllen Miller Intl-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for McAllen Miller Intl-London Heathrow flights.
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From McAllen Miller Intl to London Heathrow
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High demand for flights, 8% potential price rise
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Best time to find cheap flights, 5% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from McAllen to Heathrow

Cheapest flights from McAllen to Heathrow
Explore the most affordable flight options available from McAllen to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 1/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/297:00 amMFE - LHR
2 stops22h 50mAir Canada
Fri 2/76:00 pmLHR - MFE
2 stops28h 06mAir Canada
Deal found 1/20$715
This United Airlines deal was found by Cheapflights users on 1/20. 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 1/295:20 pmMFE - LHR
1 stop11h 30mUnited Airlines
Fri 2/78:30 amLHR - MFE
2 stops18h 46mUnited Airlines
Deal found 1/20$717
This Iberia deal was found by Cheapflights users on 1/19. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/510:52 amMFE - LHR
1 stop13h 28mIberia
Wed 3/126:15 amLHR - MFE
2 stops20h 10mIberia
Deal found 1/19$719
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1910:52 amMFE - LHR
1 stop13h 28mBritish Airways
Wed 3/127:25 amLHR - MFE
2 stops19h 00mBritish Airways
Deal found 1/20$720
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Wed 3/52:51 pmMFE - LHR
1 stop12h 49mAmerican Airlines
Wed 3/128:20 amLHR - MFE
1 stop14h 19mAmerican Airlines
Deal found 1/19$729
This Booking.com deal was found by Cheapflights users on 1/18. 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.
Wed 3/57:00 amMFE - LHR
2 stops17h 30mMultiple Airlines
Wed 3/123:30 pmLHR - MFE
2 stops37h 03mMultiple Airlines
Deal found 1/18$741
This StudentUniverse deal was found by Cheapflights users on 1/19. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/232:17 pmMFE - LHR
1 stop11h 13mLufthansa
Sat 1/259:20 amLHR - MFE
1 stop14h 49mLufthansa
Deal found 1/19$2,513
This Delta deal was found by Cheapflights users on 1/19. 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 5/75:35 pmMFE - LHR
2 stops38h 15mDelta
Thu 5/158:40 amLHR - MFE
2 stops21h 13mDelta
Deal found 1/19$5,453

Find flights from McAllen to Heathrow within your budget

Customize your flight search to find flights from McAllen to Heathrow 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 January 20, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 3/5

10:52 am-6:20 am

1 stop13h 28m

London Heathrow

Wed 3/12

6:15 am-9:25 pm

2 stops20h 10m

$719

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 2/19

10:52 am-6:20 am

1 stop13h 28m

London Heathrow

Wed 3/12

7:25 am-9:25 pm

2 stops19h 00m

$720

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 2/19

7:00 am-11:15 am

2 stops22h 15m

London Heathrow

Wed 3/12

2:30 pm-1:29 pm

2 stops27h 59m

$723

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 3/5

7:00 am-8:30 am

2 stops19h 30m

London Heathrow

Wed 3/12

2:30 pm-6:04 pm

2 stops32h 34m

$727

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 3/5

2:51 pm-9:40 am

1 stop12h 49m

London Heathrow

Wed 3/12

8:20 am-5:39 pm

1 stop14h 19m

$729

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 3/5

7:00 am-6:30 am

2 stops17h 30m

London Heathrow

Wed 3/12

3:30 pm-11:33 pm

2 stops37h 03m

$741

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Tue 5/6

2:13 pm-7:40 am

1 stop11h 27m

London Heathrow

Wed 5/14

1:40 pm-9:52 pm

1 stop14h 12m

$4,136

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 5/7

5:35 pm-1:50 pm

2 stops38h 15m

London Heathrow

Thu 5/15

8:40 am-11:53 pm

2 stops21h 13m

$5,453

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Compare providers for flights from McAllen to Heathrow

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 McAllen to Heathrow in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
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 McAllen-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on McAllen-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from McAllen-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on McAllen-London Heathrow Airport 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 McAllen-London Heathrow Airport 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 McAllen to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from McAllen 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.

Travel insights for flights from McAllen to Heathrow

Get recent, data-driven insights about flights from McAllen to Heathrow including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from McAllen to London Heathrow Airport (average of $661). Flying from McAllen to London Heathrow Airport in June is currently the most expensive (average of $1,137). 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.

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

Find hourly flight availability from McAllen to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 20, 2025.

When flying from McAllen to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 25% versus a flight in the evening.

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated January 20, 2025.
Peruse reviews from past customers who have flown with United Airlines and Air Canada from McAllen to London to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,982 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Canada
7.0
Good
8,627 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Iberia
7.0
Good
2,646 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from McAllen to Heathrow. 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 from for flights from McAllen to London Heathrow?

    Most people fly from McAllen Miller Intl (MFE) if they book a flight from McAllen to London Heathrow. On average, Miller Intl has 0 outbound flights to London Heathrow per day from 3 airlines. McAllen Miller Intl is conveniently located just 2.0 mi from McAllen’s city center.

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

    Currently priced at $719, Iberia will fly you from McAllen to London Heathrow Airport and back. In addition to Iberia, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and United Airlines - these airlines can fly you to your destination from $720 and $723, respectively. Iberia is currently priced 23% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from McAllen to Heathrow 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 McAllen to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from McAllen to London Heathrow Airport (average of $661). Flying from McAllen to London Heathrow Airport in June is currently the most expensive (average of $1,137). 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 McAllen?

Book flights to McAllen if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Harrow
Luton
Wembley
Canterbury
Northampton
Gatwick
Horley
Milton Keynes
Dover
Orpington
Watford
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

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Alternative routes for McAllen to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from McAllen to Heathrow

Discover the top 3 airlines that operate flights from McAllen to Heathrow. 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 2,558,603 searches. Data last updated January 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$668Average$943FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$742Average$940FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$750Average$1,275FlexibilityNo cancel feeOn-time69%
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