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Cheap flights from McAllen (MFE) to Heathrow (LHR) from $638

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 7/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
MFE — LHR
May 3 — May 101
From?
To?
Fri 5/3
Fri 5/10
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 April 28, 2024.

Popular in

January

Cheapest in

February

Round-trip from

$643

One-way from

$638
High demand for flights, 29% potential price rise
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Best time to find cheap flights, 35% potential price drop
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From McAllen Miller Intl to London Heathrow
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One-way flight from McAllen Miller Intl to London Heathrow
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What is the cheapest day to fly round-trip from McAllen to London Heathrow Airport?

Sunday flights are found to be more expensive to fly from McAllen to London Heathrow Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

How far in advance should I book a flight from McAllen to London Heathrow Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 32 days in advance, which can save you up to 245% on flights from McAllen to London Heathrow Airport compared to booking the week you need them. Waiting 32 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $714. For sooner than that we have options available in the next 3 days from $2,733.

What is the cheapest month to fly from McAllen to London Heathrow Airport?

Our data shows that October tends to be the cheapest month to fly to London Heathrow Airport from McAllen. Users have commonly found prices around $902 for the month, but tickets can be as low as $466. Due to multiple factors, prepare for potentially higher prices in July.

When is the cheapest time to fly from McAllen to London Heathrow Airport (MFE - LHR)?

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 at noon, which can drop the price by up to 17% versus a flight in the evening.

Cheap United Airlines flights from McAllen to Heathrow

Explore cheap flight options specifically provided by United Airlines for the route between McAllen and Heathrow. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Peruse some of the lowest-priced United Airlines flights we've found from McAllen to London. It's recommended that users confirm their flight details before booking.
Mon 8/192:10 pmMFE - LHR
1 stop15h 25mUnited Airlines
Tue 8/271:40 pmLHR - MFE
1 stop15h 50mUnited Airlines
Deal found 4/28$744
Mon 8/197:05 amMFE - LHR
2 stops16h 50mUnited Airlines
Tue 8/271:05 pmLHR - MFE
2 stops16h 25mUnited Airlines
Deal found 4/28$749
Fri 8/232:10 pmMFE - LHR
1 stop11h 30mUnited Airlines
Tue 8/271:40 pmLHR - MFE
1 stop15h 50mUnited Airlines
Deal found 4/26$830
Fri 8/2310:00 amMFE - LHR
2 stops17h 00mUnited Airlines
Tue 8/2710:35 amLHR - MFE
1 stop18h 55mUnited Airlines
Deal found 4/26$834
Fri 8/237:05 amMFE - LHR
2 stops16h 50mUnited Airlines
Tue 8/2710:35 amLHR - MFE
1 stop17h 08mUnited Airlines
Deal found 4/27$835
Thu 8/227:20 pmMFE - LHR
2 stops29h 25mUnited Airlines
Tue 9/107:25 amLHR - MFE
2 stops20h 18mUnited Airlines
Deal found 4/27$868
Sun 5/192:10 pmMFE - LHR
1 stop15h 25mUnited Airlines
Mon 6/31:40 pmLHR - MFE
1 stop13h 54mUnited Airlines
Deal found 4/27$923
Sun 5/197:00 amMFE - LHR
2 stops16h 55mUnited Airlines
Mon 6/31:00 pmLHR - MFE
2 stops16h 31mUnited Airlines
Deal found 4/27$928
Fri 6/287:20 pmMFE - LHR
1 stop30h 20mUnited Airlines
Thu 7/1110:35 amLHR - MFE
1 stop17h 08mUnited Airlines
Deal found 4/27$1,275

Cheap Delta flights from McAllen to Heathrow

Explore cheap flight options specifically provided by Delta for the route between McAllen and Heathrow. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Some of the best deals we've found on Delta flights traveling from McAllen to London. Deals frequently update to provide users with more options.
Fri 8/235:35 pmMFE - LHR
2 stops13h 40mDelta
Tue 8/278:05 pmLHR - MFE
2 stops29h 05mDelta
Deal found 4/26$824
Fri 8/235:35 pmMFE - LHR
2 stops13h 40mDelta
Tue 8/278:20 amLHR - MFE
2 stops16h 50mDelta
Deal found 4/27$825

Cheap McAllen to Heathrow flights in April & May 2024

Find cheap flight options from McAllen to Heathrow specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,944,896 searches. Prices were last updated on April 28, 2024.
Scroll through some of the best deals on flights from McAllen to London in 2024. Check back regularly for other flight deals.
Sun 5/192:10 pmMFE - LHR
1 stop15h 25mUnited Airlines
Mon 6/31:40 pmLHR - MFE
1 stop13h 54mUnited Airlines
Deal found 4/27$923
Sun 5/1912:00 pmMFE - LHR
1 stop13h 40mUnited Airlines
Mon 6/312:15 pmLHR - MFE
2 stops17h 16mUnited Airlines
Deal found 4/27$928
Sun 5/128:15 amMFE - LHR
1 stop16h 10mAmerican Airlines
Mon 5/138:50 amLHR - MFE
2 stops16h 28mAmerican Airlines
Deal found 4/26$1,514
Sun 5/1212:54 pmMFE - LHR
2 stops21h 06mBritish Airways
Mon 5/137:15 pmLHR - MFE
2 stops30h 03mBritish Airways
Deal found 4/26$1,687
Sun 5/1211:07 amMFE - LHR
1 stop17h 38mBritish Airways
Mon 5/134:25 pmLHR - MFE
1 stop13h 34mBritish Airways
Deal found 4/26$1,751
Sat 5/2512:54 pmMFE - LHR
2 stops17h 06mBritish Airways
Mon 5/278:50 amLHR - MFE
2 stops18h 25mBritish Airways
Deal found 4/27$1,959
Sat 5/2511:07 amMFE - LHR
1 stop19h 08mIberia
Mon 5/2711:30 amLHR - MFE
2 stops18h 29mIberia
Deal found 4/27$2,006
Sat 5/2511:07 amMFE - LHR
1 stop14h 58mIberia
Mon 5/274:25 pmLHR - MFE
1 stop13h 34mIberia
Deal found 4/27$2,133

McAllen to Heathrow 2024 flight deals

Discover exclusive flight deals for travel between McAllen and Heathrow in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Scroll through some of the best deals on flights from McAllen to London in 2024. Check back regularly for other flight deals.
Mon 8/192:10 pmMFE - LHR
1 stop15h 25mUnited Airlines
Tue 8/271:40 pmLHR - MFE
1 stop15h 50mUnited Airlines
Deal found 4/28$744
Mon 8/197:05 amMFE - LHR
2 stops17h 15mUnited Airlines
Tue 8/271:40 pmLHR - MFE
1 stop15h 50mUnited Airlines
Deal found 4/28$749
Wed 11/65:55 amMFE - LHR
1 stop21h 50mAmerican Airlines
Fri 11/159:50 amLHR - MFE
2 stops18h 25mAmerican Airlines
Deal found 4/27$783
Wed 11/67:15 amMFE - LHR
2 stops18h 40mUnited Airlines
Fri 11/157:40 amLHR - MFE
2 stops19h 17mUnited Airlines
Deal found 4/27$786
Wed 11/612:01 pmMFE - LHR
1 stop13h 19mBritish Airways
Fri 11/159:25 amLHR - MFE
1 stop18h 50mBritish Airways
Deal found 4/27$789
Fri 8/235:35 pmMFE - LHR
2 stops13h 40mDelta
Tue 8/278:05 pmLHR - MFE
2 stops29h 05mDelta
Deal found 4/26$824
Fri 8/235:35 pmMFE - LHR
2 stops13h 40mDelta
Tue 8/278:20 amLHR - MFE
2 stops16h 50mDelta
Deal found 4/27$825
Fri 8/232:10 pmMFE - LHR
1 stop11h 30mUnited Airlines
Tue 8/271:40 pmLHR - MFE
1 stop15h 50mUnited Airlines
Deal found 4/26$830
Fri 8/2310:00 amMFE - LHR
2 stops17h 00mUnited Airlines
Tue 8/2710:35 amLHR - MFE
1 stop18h 55mUnited Airlines
Deal found 4/26$834

One-way flights to Heathrow from McAllen

Search for one-way flight options from McAllen to Heathrow. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Some of the best available deals we've found on one-way flights from McAllen to London. Users needing a return flight from McAllen to London should utilize the search form above.
Wed 7/172:10 pmMFE - LHR
2 stops15h 00mUnited Airlines
Deal found 4/27$638
Wed 7/177:05 amMFE - LHR
3 stops17h 25mAir Canada
Deal found 4/27$644
Sun 5/511:59 amMFE - LHR
2 stops48h 41mMultiple Airlines
Deal found 4/27$826
Sun 5/511:59 amMFE - LHR
3 stops46h 46mMultiple Airlines
Deal found 4/27$836
Tue 5/711:07 amMFE - LHR
1 stop13h 18mIberia
Deal found 4/27$956
Sun 5/512:38 pmMFE - LHR
1 stop17h 37mIberia
Deal found 4/27$983
Tue 5/77:00 amMFE - LHR
2 stops17h 30mAir Canada
Deal found 4/27$997
Tue 5/75:10 amMFE - LHR
3 stops19h 20mAir Canada
Deal found 4/27$1,003

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 2,944,896 searches. Data last updated April 28, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$744 - $922

Route

Depart

Return

Price

McAllen Miller IntlLondon Heathrow

MFE - LHR

MFELHR

McAllen Miller Intl

Mon 8/19

1 stop15h 25m

London Heathrow

Tue 8/27

1 stop15h 50m

$744

McAllen Miller IntlLondon Heathrow

MFE - LHR

MFELHR

McAllen Miller Intl

Mon 8/19

2 stops16h 50m

London Heathrow

Tue 8/27

2 stops16h 25m

$749

McAllen Miller IntlLondon Heathrow

MFE - LHR

MFELHR

McAllen Miller Intl

Fri 8/23

2 stops13h 40m

London Heathrow

Tue 8/27

2 stops29h 05m

$824

McAllen Miller IntlLondon Heathrow

MFE - LHR

MFELHR

McAllen Miller Intl

Fri 8/23

2 stops13h 40m

London Heathrow

Tue 8/27

2 stops16h 50m

$825

McAllen Miller IntlLondon Heathrow

MFE - LHR

MFELHR

McAllen Miller Intl

Fri 8/23

1 stop11h 30m

London Heathrow

Tue 8/27

1 stop15h 50m

$830

McAllen Miller IntlLondon Heathrow

MFE - LHR

MFELHR

McAllen Miller Intl

Thu 8/22

1 stop14h 11m

London Heathrow

Tue 9/10

2 stops18h 28m

$853

McAllen Miller IntlLondon Heathrow

MFE - LHR

MFELHR

McAllen Miller Intl

Thu 8/22

1 stop20h 45m

London Heathrow

Tue 9/10

1 stop13h 40m

$870

McAllen Miller IntlLondon Heathrow

MFE - LHR

MFELHR

McAllen Miller Intl

Fri 9/6

1 stop12h 31m

London Heathrow

Sun 9/15

1 stop18h 01m

$919

McAllen Miller IntlLondon Heathrow

MFE - LHR

MFELHR

McAllen Miller Intl

Fri 9/6

2 stops14h 05m

London Heathrow

Sun 9/15

2 stops16h 18m

$922

Flights are sorted by cheapest first

Deals found on 4/28

When is the cheapest time to fly from McAllen to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from McAllen to Heathrow. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their McAllen to London Heathrow Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Heathrow by month

Plan your trip from McAllen to Heathrow by taking into account the cheapest months to travel. The average price of a one-way flight from McAllen to Heathrow is currently $860 while a round-trip flight costs $837. Price data was last updated on April 28, 2024.

Currently, November is the cheapest month in which you can book a flight from McAllen to London Heathrow Airport (average of $653). Flying from McAllen to London Heathrow Airport in June is currently the most expensive (average of $1,173). 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.

January

$675

February

$664

March

$715

April

$700

May

$748

June

$1,173

July

$987

August

$779

September

$748

October

$712

November

$653

December

$672

Temperature and rainfall in Heathrow by month

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

LON

Temperature

39.2 - 62.6 °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 April 28, 2024.
Peruse reviews from past customers who have flown with United Airlines, Delta and Iberia 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
8.1
Very good
10,932 reviews
Check prices

Food

7.4

Comfort

7.9

Crew

8.6

Entertainment

8.0

Boarding

8.2

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very good
10,932 reviews
Delta
8.1
Very good
10,932 reviews
Check prices

Food

7.4

Comfort

7.9

Crew

8.6

Entertainment

8.0

Boarding

8.2

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

United Airlines
7.4
Good
11,221 reviews
Delta
8.1
Very good
10,932 reviews
Check prices

Food

7.4

Comfort

7.9

Crew

8.6

Entertainment

8.0

Boarding

8.2

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

American Airlines
7.3
Good
14,844 reviews
Delta
8.1
Very good
10,932 reviews
Check prices

Food

7.4

Comfort

7.9

Crew

8.6

Entertainment

8.0

Boarding

8.2

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Iberia
7.1
Good
2,760 reviews
Delta
8.1
Very good
10,932 reviews
Check prices

Food

7.4

Comfort

7.9

Crew

8.6

Entertainment

8.0

Boarding

8.2

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Air Canada
7.0
Good
6,875 reviews
Delta
8.1
Very good
10,932 reviews
Check prices

Food

7.4

Comfort

7.9

Crew

8.6

Entertainment

8.0

Boarding

8.2

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

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.

  • Can I find flights from McAllen to London Heathrow Airport for under $800 on Cheapflights?

    Yes, there are multiple flights from McAllen to London Heathrow Airport for under $800. The cheapest flight booked recently is on United Airlines for just $744, but on average you can expect to pay $1,047.

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

    Currently priced at $744, United Airlines will fly you from McAllen to London Heathrow Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Iberia - these airlines can fly you to your destination from $824 and $853, respectively. United Airlines is currently priced 31% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from McAllen to London Heathrow Airport one-way?

    The cheapest airlines for a one-way flight from McAllen to London Heathrow Airport are United Airlines ($638), Air Canada ($644), and Iberia ($956).

  • What are the most popular airlines that fly from McAllen to London Heathrow Airport?

    American Airlines, British Airways and United Airlines are the most popular airlines when flying from McAllen to London Heathrow Airport.

  • What does MFE to LHR mean?

    This is defined as McAllen Miller Intl Airport (MFE) and London Heathrow Airport (LHR). Codes like London Heathrow Airport are often used to just call airports uniquely.

  • Can I find deals for flights from McAllen to Heathrow that include extra baggage allowance?

    The amount of baggage you can bring on your McAllen to Heathrow flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from McAllen to Heathrow with specific airlines?

    Yes, Cheapflights allows you to browse and filter McAllen to Heathrow flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from McAllen to Heathrow that allow pets onboard?

    Many airlines flying from McAllen to Heathrow offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from McAllen to Heathrow?

    Yes, you can often find last-minute deals on McAllen to Heathrow flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the McAllen to London Heathrow Airport flight deals updated?

    The McAllen to London Heathrow Airport flight deals you see on this page were last updated on 4/28.

See more FAQs

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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 2,944,896 searches. Data last updated April 28, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$685Average$846FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest$733Average$1,106FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$741Average$847FlexibilityNo cancel feeOn-time71%
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McAllen to Lihue flights

Search flights from McAllen to Heathrow by cabin class

Find flights from McAllen to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from McAllen to Heathrow?

Cheapflights helps you search for flights from McAllen to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from McAllen to Heathrow?

Cheapflights simply makes it quick and affordable to book flights from McAllen to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from McAllen to Heathrow with no change fees?

Yes! Cheapflights helps users easily find flights from McAllen to Heathrow with no change fees.

Can Cheapflights notify me if prices for flights from McAllen to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from McAllen today and book when prices fit your budget.

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