How do I get Price Alerts for flights from London Heathrow Airport to McAllen?

You can take advantage of momondo’s Price Alerts by first searching for your flights to London Heathrow Airport from McAllen . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from London Heathrow Airport to McAllen with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from London Heathrow Airport to McAllen Miller Intl Airport?

Prices for flights from London Heathrow Airport to McAllen Miller Intl Airport are updated daily.

How old do you have to be to fly from London Heathrow Airport to McAllen Miller Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to McAllen Miller Intl Airport.

What documentation or ID do you need to fly to McAllen Miller Intl Airport?

The travel and health documents required for your trip to McAllen Miller Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at McAllen Miller Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$921 Cheap Flights from London Heathrow Airport to McAllen in 2025/26

1 adult

0 bags

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Find the cheapest flights from London Heathrow Airport to McAllen

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:30 am - 9:57 pm

LHR

MFE

18h 27m2 stops

12:05 pm - 7:30 am

MFE

LHR

13h 25m1 stop

$1,070United Airlines

Tue, Jan 13 - Tue, Jan 20

4:30 pm - 11:15 am

LHR

MFE

24h 45m1 stop

9:59 am - 6:50 am

MFE

LHR

14h 51m1 stop

$1,074British Airways

Tue, Jan 13 - Tue, Jan 20

12:05 pm - 9:57 pm

LHR

MFE

15h 52m1 stop

5:25 pm - 7:30 am

MFE

LHR

32h 05m1 stop

$1,111United Airlines

Wed, Jan 21 - Sun, Jan 25

1:25 pm - 4:07 pm

LHR

MFE

32h 42m2 stops

5:25 pm - 7:10 am

MFE

LHR

31h 45m2 stops

$1,118Air Canada

Wed, Jan 21 - Sun, Jan 25

10:00 am - 9:57 pm

LHR

MFE

17h 57m1 stop

12:05 pm - 9:10 am

MFE

LHR

15h 05m2 stops

$1,141United Airlines

Thu, Jan 22 - Mon, Jan 26

6:00 pm - 4:07 pm

LHR

MFE

28h 07m2 stops

5:56 pm - 6:50 am

MFE

LHR

30h 54m1 stop

$1,725Multiple Airlines

Mon, Jan 5 - Sat, Jan 10

3:00 pm - 10:59 pm

LHR

MFE

13h 59m1 stop

5:56 pm - 6:50 am

MFE

LHR

30h 54m1 stop

$2,005British Airways

Mon, Jan 5 - Sat, Jan 10

British Airways flights from London Heathrow Airport to McAllen

Our best British Airways deals on London Heathrow Airport to McAllen flight tickets

British Airways

Jan 13

LHR4:30 pmLondon Heathrow

24h 45m

1 stop

MFE11:15 amMcAllen Miller Intl

Jan 20

MFE9:59 amMcAllen Miller Intl

14h 51m

1 stop

LHR6:50 amLondon Heathrow

$1,074

Find similar

British Airways

Jan 5

LHR3:00 pmLondon Heathrow

13h 59m

1 stop

MFE10:59 pmMcAllen Miller Intl

Jan 10

MFE5:56 pmMcAllen Miller Intl

30h 54m

1 stop

LHR6:50 amLondon Heathrow

$2,005

Find similar

United Airlines flights from London Heathrow Airport to McAllen

Our best United Airlines deals on London Heathrow Airport to McAllen flight tickets

United Airlines

Jan 13

LHR9:30 amLondon Heathrow

18h 27m

2 stops

MFE9:57 pmMcAllen Miller Intl

Jan 20

MFE12:05 pmMcAllen Miller Intl

13h 25m

1 stop

LHR7:30 amLondon Heathrow

$1,070

Find similar

United Airlines

Jan 21

LHR12:05 pmLondon Heathrow

15h 52m

1 stop

MFE9:57 pmMcAllen Miller Intl

Jan 25

MFE5:25 pmMcAllen Miller Intl

32h 05m

1 stop

LHR7:30 amLondon Heathrow

$1,111

Find similar

United Airlines

Jan 22

LHR12:05 pmLondon Heathrow

15h 52m

1 stop

MFE9:57 pmMcAllen Miller Intl

Jan 26

MFE12:05 pmMcAllen Miller Intl

16h 10m

1 stop

LHR10:15 amLondon Heathrow

$1,141

Find similar

momondo Fare Finder

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 1/13

9:30 am-9:57 pm

2 stops18h 27m

McAllen Miller Intl

Tue 1/20

12:05 pm-7:30 am

1 stop13h 25m

$1,070

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Tue 1/13

4:30 pm-11:15 am

1 stop24h 45m

McAllen Miller Intl

Tue 1/20

9:59 am-6:50 am

1 stop14h 51m

$1,074

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 1/21

12:05 pm-9:57 pm

1 stop15h 52m

McAllen Miller Intl

Sun 1/25

5:25 pm-7:30 am

1 stop32h 05m

$1,111

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 1/21

1:25 pm-4:07 pm

2 stops32h 42m

McAllen Miller Intl

Sun 1/25

5:25 pm-7:10 am

2 stops31h 45m

$1,118

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 1/22

10:00 am-9:57 pm

1 stop17h 57m

McAllen Miller Intl

Mon 1/26

12:05 pm-9:10 am

2 stops15h 05m

$1,141

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Mon 1/5

6:00 pm-4:07 pm

2 stops28h 07m

McAllen Miller Intl

Sat 1/10

5:56 pm-6:50 am

1 stop30h 54m

$1,725

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Mon 1/5

3:00 pm-10:59 pm

1 stop13h 59m

McAllen Miller Intl

Sat 1/10

5:56 pm-6:50 am

1 stop30h 54m

$2,005

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from London Heathrow Airport to McAllen

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to McAllen according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap London Heathrow Airport to McAllen (LHR to MFE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to McAllen

Fastest flight time	17h 57m
Direct flights	None

The fastest flight from London Heathrow Airport to McAllen takes 17h 57m

There are no direct flights from London Heathrow Airport to McAllen. There are no popular flight routes from London Heathrow Airport to McAllen.

Search flight deals

How far is London Heathrow to McAllen Miller Intl by plane?
A flight from London Heathrow to McAllen Miller Intl will travel around 5133.2 mi. By plane, this route typically takes 17h 57m.
When did momondo last update prices for flights from London Heathrow Airport to McAllen Miller Intl Airport?
Prices for flights from London Heathrow Airport to McAllen Miller Intl Airport are updated daily.
How old do you have to be to fly from London Heathrow Airport to McAllen Miller Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to McAllen Miller Intl Airport.
What documentation or ID do you need to fly to McAllen Miller Intl Airport?
The travel and health documents required for your trip to McAllen Miller Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at McAllen Miller Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

How do I get Price Alerts for flights from London Heathrow Airport to McAllen?
You can take advantage of momondo’s Price Alerts by first searching for your flights to London Heathrow Airport from McAllen. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from London Heathrow Airport to McAllen with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Weslaco

Pharr

Mission

Edinburg

Why use momondo?

Why should I use momondo to find a flight deal from London to McAllen?

Finding the right flight to McAllen from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to McAllen quick and easy, saving you time and money.

Can I find flights from London to McAllen with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to McAllen from London with this policy.

How can momondo help me find flights from London to McAllen?

momondo provides multiple filters to help you find the best flight to McAllen from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to McAllen right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to McAllen from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.