$222 Cheap Flights from McAllen (MFE) to London (LHR)

View $222 flight on Wed, Jul 29, 2026Opens in a new window

Popular airlines from Miller Intl. Airport (MFE) to Heathrow Airport (LHR)

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Cheap Flights from McAllen to London (MFE-LHR)

Prices were available within the past 7 days and start at $222 for one-way flights and $628 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Fri, Feb 27 - Mon, Mar 2
MFE
McAllen
LHR
London
$628 Roundtrip, found 5 days ago
$628
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Fri, Feb 27 from McAllen to London, returning Mon, Mar 2, priced at $628 found 5 days ago
Iberia
Wed, Jan 21 - Mon, Jan 26
MFE
McAllen
LHR
London
$628 Roundtrip, found 5 days ago
$628
Roundtrip
found 5 days ago
Select Iberia flight, departing Wed, Jan 21 from McAllen to London, returning Mon, Jan 26, priced at $628 found 5 days ago
Iberia
Sun, Feb 1 - Mon, Feb 9
MFE
McAllen
LHR
London
$629 Roundtrip, found 10 hours ago
$629
Roundtrip
found 10 hours ago
Select Iberia flight, departing Sun, Feb 1 from McAllen to London, returning Mon, Feb 9, priced at $629 found 10 hours ago
Air Canada
Mon, Jan 19 - Wed, Jan 28
MFE
McAllen
LHR
London
$634 Roundtrip, found 1 day ago
$634
Roundtrip
found 1 day ago
Select Air Canada flight, departing Mon, Jan 19 from McAllen to London, returning Wed, Jan 28, priced at $634 found 1 day ago
British Airways
Tue, Jan 27 - Tue, Feb 3
MFE
McAllen
LHR
London
$635 Roundtrip, found 5 days ago
$635
Roundtrip
found 5 days ago
Select British Airways flight, departing Tue, Jan 27 from McAllen to London, returning Tue, Feb 3, priced at $635 found 5 days ago
British Airways
Thu, Jan 22 - Sat, Jan 31
MFE
McAllen
LHR
London
$635 Roundtrip, found 13 hours ago
$635
Roundtrip
found 13 hours ago
Select British Airways flight, departing Thu, Jan 22 from McAllen to London, returning Sat, Jan 31, priced at $635 found 13 hours ago
British Airways
Tue, Feb 3 - Mon, Feb 9
MFE
McAllen
LHR
London
$637 Roundtrip, found 9 hours ago
$637
Roundtrip
found 9 hours ago
Select British Airways flight, departing Tue, Feb 3 from McAllen to London, returning Mon, Feb 9, priced at $637 found 9 hours ago
Lufthansa
Tue, Mar 10 - Wed, Mar 18
MFE
McAllen
LHR
London
$639 Roundtrip, found 6 days ago
$639
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Tue, Mar 10 from McAllen to London, returning Wed, Mar 18, priced at $639 found 6 days ago
United
Tue, Feb 3 - Mon, Feb 9
MFE
McAllen
LHR
London
$640 Roundtrip, found 9 hours ago
$640
Roundtrip
found 9 hours ago
Select United flight, departing Tue, Feb 3 from McAllen to London, returning Mon, Feb 9, priced at $640 found 9 hours ago
Lufthansa
Mon, Jan 19 - Wed, Feb 4
MFE
McAllen
LHR
London
$640 Roundtrip, found 1 day ago
$640
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Mon, Jan 19 from McAllen to London, returning Wed, Feb 4, priced at $640 found 1 day ago

Find the cheapest month to fly from McAllen (MFE) to London (LHR)

November is typically the cheapest month to fly

From $536 - $1,729 per traveler.

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Heathrow LHR. Cheapest option available. Average driving time to city center is 28 minutes. Flights from $842
LHR
Heathrow
Cheapest
Average driving time to city center28 min
Flights from $842

Frequently asked questions

How much does a flight from Miller Intl. Airport (MFE) to Heathrow Airport (LHR) cost?
Secure a cheap one-way flight from $222 or cheap return flight from $628 from Miller Intl. Airport (MFE) to Heathrow Airport (LHR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Miller Intl. Airport (MFE) to Heathrow Airport (LHR)?
February is the cheapest month to fly from MFE to LHR. Avoiding peak travel times is often the key to landing a great deal.
What is the cheapest airline that flies from Miller Intl. Airport (MFE) to Heathrow Airport (LHR)?
To find the cheapest airline that'll fly you from MFE to LHR, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Miller Intl. Airport (MFE) to Heathrow Airport (LHR)?
You'll have to catch a flight with a layover when traveling from Miller Intl. Airport (MFE) to Heathrow Airport (LHR). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from MFE to LHR?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Miller Intl. Airport (MFE) to Heathrow Airport (LHR)?
Choose a flight from Miller Intl. Airport (MFE) to Heathrow Airport (LHR) that leaves before 3 PM to reduce the risk of cancellations and delays. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Miller Intl. Airport (MFE) to Heathrow Airport (LHR) last-minute?
Waiting until just before your departure to book a flight from MFE to LHR often results in higher prices. While you might find some last-minute deals, they aren't always guaranteed. Allow some flexibility in your schedule for a better chance of landing a bargain.
Is it cheaper to book a MFE to LHR flight and hotel package?
You can save money by booking a MFE to LHR flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After choosing your ideal accommodations and flights, consider adding extras including car rentals, tours and activities.
Can I cancel or change the date of my flight from Miller Intl. Airport (MFE) to Heathrow Airport (LHR)?
Typically, it's possible to cancel or reschedule your MFE to LHR flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Miller Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, American Airlines, British Airways, Delta, Iberia, Lufthansa, United
Roundtrip price
$627
Distance
5138 mi

Book with confidence

McAllen to London Flights

The cheapest times to fly from McAllen to London

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from McAllen to London are during the month of February. You can find some of the cheapest flights from McAllen to London with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from McAllen to London

Sunday is one of the best days to book for cheap flights from McAllen to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from McAllen to London

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from McAllen to London in 2026. You can also book with separate airlines for your outbound and return journeys, from $222 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap McAllen to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your McAllen to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

McAllen to London Flights

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*Available to One Key members.