What is the cheapest airline that flies from McAllen Miller Intl to United Kingdom?

United Airlines, KLM, and Delta are the most popular carriers operating from McAllen Miller Intl to United Kingdom

When did momondo last update prices for flights from McAllen Miller Intl Airport to United Kingdom?

Prices for flights from McAllen Miller Intl Airport to United Kingdom are updated daily.

How many operators does momondo search for flights from McAllen Miller Intl Airport to United Kingdom?

As of August 2026, there is 1 operator available to choose from for flights from McAllen Miller Intl Airport to United Kingdom.

How old do you have to be to fly from McAllen Miller Intl Airport to United Kingdom?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from McAllen Miller Intl Airport to United Kingdom.

What documentation or ID do you need to fly to United Kingdom?

The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$408 Cheap Flights from McAllen to the United Kingdom in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from McAllen to the United Kingdom

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:47 am - 6:50 amMFE McAllen Miller Intl-LHR London Heathrow

13h 03m1 stop Dallas/Fort Worth

7:05 pm - 8:52 amLHR London Heathrow-MFE McAllen Miller Intl

19h 47m2 stops Madrid Barajas Dallas/Fort Worth

$852British Airways

Mon, Nov 30 - Mon, Dec 7

2:10 pm - 9:15 amMFE McAllen Miller Intl-LHR London Heathrow

37h 05m2 stops Dallas/Fort Worth Madrid Barajas

1:25 pm - 8:57 amLHR London Heathrow-MFE McAllen Miller Intl

25h 32m2 stops Madrid Barajas Dallas/Fort Worth

$857Iberia

Mon, Dec 28 - Wed, Jan 13

11:47 am - 11:55 amMFE McAllen Miller Intl-LHR London Heathrow

18h 08m2 stops Dallas/Fort Worth Madrid Barajas

7:40 pm - 8:52 amLHR London Heathrow-MFE McAllen Miller Intl

19h 12m2 stops Madrid Barajas Dallas/Fort Worth

$876Iberia

Mon, Nov 30 - Mon, Dec 7

4:19 pm - 10:25 amMFE McAllen Miller Intl-LHR London Heathrow

12h 06m1 stop Dallas/Fort Worth

5:25 pm - 10:31 amLHR London Heathrow-MFE McAllen Miller Intl

23h 06m2 stops Madrid Barajas Dallas/Fort Worth

$881British Airways

Tue, Dec 1 - Mon, Dec 14

2:10 pm - 9:15 amMFE McAllen Miller Intl-LHR London Heathrow

37h 05m2 stops Dallas/Fort Worth Madrid Barajas

11:15 am - 8:19 pmLHR London Heathrow-MFE McAllen Miller Intl

15h 04m1 stop Dallas/Fort Worth

$890Iberia

Mon, Dec 28 - Wed, Jan 13

7:15 am - 11:20 amMFE McAllen Miller Intl-LHR London Heathrow

22h 05m2 stops Houston George Bush Intcntl Toronto Pearson Intl

3:00 pm - 4:13 pmLHR London Heathrow-MFE McAllen Miller Intl

31h 13m2 stops Toronto Pearson Intl Houston George Bush Intcntl

$897Air Canada

Tue, Dec 29 - Wed, Jan 13

7:15 am - 11:20 amMFE McAllen Miller Intl-LHR London Heathrow

22h 05m2 stops Houston George Bush Intcntl Toronto Pearson Intl

3:00 pm - 4:13 pmLHR London Heathrow-MFE McAllen Miller Intl

31h 13m2 stops Toronto Pearson Intl Houston George Bush Intcntl

$897Air Canada

Tue, Dec 29 - Thu, Jan 14

7:15 am - 11:20 amMFE McAllen Miller Intl-LHR London Heathrow

22h 05m2 stops Houston George Bush Intcntl Toronto Pearson Intl

3:00 pm - 4:13 pmLHR London Heathrow-MFE McAllen Miller Intl

31h 13m2 stops Toronto Pearson Intl Houston George Bush Intcntl

$897Air Canada

Tue, Dec 29 - Tue, Jan 12

9:46 am - 7:40 amMFE McAllen Miller Intl-LHR London Heathrow

15h 54m1 stop Houston George Bush Intcntl

12:05 pm - 10:57 pmLHR London Heathrow-MFE McAllen Miller Intl

16h 52m1 stop Houston George Bush Intcntl

$904United Airlines

Tue, Dec 29 - Thu, Jan 14

4:27 pm - 10:15 amMFE McAllen Miller Intl-LHR London Heathrow

11h 48m1 stop Houston George Bush Intcntl

12:05 pm - 10:57 pmLHR London Heathrow-MFE McAllen Miller Intl

16h 52m1 stop Houston George Bush Intcntl

$904United Airlines

Tue, Dec 29 - Wed, Jan 13

Cheap last minute flights

Enter your travel dates to find the best prices.

4:18 pm - 12:50 pmMFE McAllen Miller Intl-LHR London Heathrow

14h 32m1 stop Dallas/Fort Worth

4:30 pm - 10:02 pmLHR London Heathrow-MFE McAllen Miller Intl

35h 32m2 stops Madrid Barajas Dallas/Fort Worth

$1,035Iberia

Tue, Sep 1 - Mon, Sep 7

4:18 pm - 12:50 pmMFE McAllen Miller Intl-LHR London Heathrow

14h 32m1 stop Dallas/Fort Worth

4:25 pm - 8:48 amLHR London Heathrow-MFE McAllen Miller Intl

22h 23m1 stop Dallas/Fort Worth

$1,117British Airways

Tue, Sep 1 - Mon, Sep 7

5:19 am - 10:00 amMFE McAllen Miller Intl-LHR London Heathrow

22h 41m2 stops Houston George Bush Intcntl Montreal Pierre Elliott Trudeau Intl

7:25 am - 9:59 pmLHR London Heathrow-MFE McAllen Miller Intl

20h 34m2 stops Munich Franz Josef Strauss Houston George Bush Intcntl

$1,227United Airlines

Tue, Sep 1 - Thu, Sep 3

12:00 pm - 10:40 amMFE McAllen Miller Intl-LHR London Heathrow

16h 40m2 stops Houston George Bush Intcntl Washington, D.C. Dulles Intl

7:25 am - 9:59 pmLHR London Heathrow-MFE McAllen Miller Intl

20h 34m2 stops Munich Franz Josef Strauss Houston George Bush Intcntl

$1,228United Airlines

Tue, Sep 1 - Thu, Sep 3

5:25 pm - 6:35 amMFE McAllen Miller Intl-LHR London Heathrow

31h 10m2 stops Houston George Bush Intcntl Toronto Pearson Intl

5:30 pm - 5:44 pmLHR London Heathrow-MFE McAllen Miller Intl

30h 14m2 stops Frankfurt am Main Houston George Bush Intcntl

$1,280Multiple Airlines

Tue, Sep 1 - Mon, Sep 7

12:00 pm - 11:35 amMFE McAllen Miller Intl-LHR London Heathrow

17h 35m1 stop Houston George Bush Intcntl

7:25 am - 9:59 pmLHR London Heathrow-MFE McAllen Miller Intl

20h 34m2 stops Munich Franz Josef Strauss Houston George Bush Intcntl

$1,293United Airlines

Tue, Sep 1 - Thu, Sep 3

11:04 am - 6:20 amMFE McAllen Miller Intl-LHR London Heathrow

13h 16m1 stop Dallas/Fort Worth

10:50 am - 11:59 pmLHR London Heathrow-MFE McAllen Miller Intl

19h 09m2 stops Madrid Barajas Dallas/Fort Worth

$1,349Iberia

Tue, Sep 1 - Thu, Sep 3

11:04 am - 6:20 amMFE McAllen Miller Intl-LHR London Heathrow

13h 16m1 stop Dallas/Fort Worth

4:25 pm - 11:59 pmLHR London Heathrow-MFE McAllen Miller Intl

13h 34m1 stop Dallas/Fort Worth

$1,382American Airlines

Tue, Sep 1 - Thu, Sep 3

2:08 pm - 7:55 amMFE McAllen Miller Intl-LHR London Heathrow

11h 47m1 stop Houston George Bush Intcntl

1:40 pm - 9:59 pmLHR London Heathrow-MFE McAllen Miller Intl

14h 19m1 stop Houston George Bush Intcntl

$1,382United Airlines

Tue, Sep 1 - Thu, Sep 3

12:00 pm - 5:55 pmMFE McAllen Miller Intl-LCY London City

23h 55m2 stops Houston George Bush Intcntl Frankfurt am Main

9:15 am - 9:59 pmLCY London City-MFE McAllen Miller Intl

42h 44m2 stops Frankfurt am Main Houston George Bush Intcntl

$1,554Lufthansa

Tue, Sep 1 - Mon, Sep 7

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British Airways flights from McAllen to United Kingdom

Our best British Airways deals on McAllen to United Kingdom flight tickets

British Airways

Nov 30

MFE11:47 amMcAllen Miller Intl

13h 03m

1 stop

LHR6:50 amLondon Heathrow

Dec 7

LHR7:05 pmLondon Heathrow

19h 47m

2 stops

MFE8:52 amMcAllen Miller Intl

$852

British Airways

Dec 1

MFE4:19 pmMcAllen Miller Intl

12h 06m

1 stop

LHR10:25 amLondon Heathrow

Dec 14

LHR5:25 pmLondon Heathrow

23h 06m

2 stops

MFE10:31 amMcAllen Miller Intl

$881

British Airways

Oct 12

MFE11:13 amMcAllen Miller Intl

15h 52m

1 stop

LHR9:05 amLondon Heathrow

Oct 19

LHR8:55 amLondon Heathrow

18h 51m

1 stop

MFE9:46 pmMcAllen Miller Intl

$1,002

KLM flights from McAllen to United Kingdom

Our best KLM deals on McAllen to United Kingdom flight tickets

KLM

Oct 12

MFE12:46 pmMcAllen Miller Intl

16h 34m

2 stops

LHR11:20 amLondon Heathrow

Oct 19

LHR6:30 amLondon Heathrow

23h 29m

2 stops

MFE11:59 pmMcAllen Miller Intl

$943

KLM

Sep 28

MFE12:39 pmMcAllen Miller Intl

22h 41m

2 stops

LCY5:20 pmLondon City

Oct 5

LCY9:20 amLondon City

20h 35m

2 stops

MFE11:55 pmMcAllen Miller Intl

$967

KLM

Dec 28

MFE12:33 pmMcAllen Miller Intl

23h 52m

2 stops

LCY6:25 pmLondon City

Jan 14

LCY9:20 amLondon City

20h 39m

2 stops

MFE11:59 pmMcAllen Miller Intl

$1,510

momondo Fare Finder

Use the filters below to find and compare flights from McAllen to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

McAllenLondon

MFE McAllen Miller Intl - LHR London Heathrow

MFELHR

McAllen Miller Intl

Mon 11/30

11:47 am-6:50 am

1 stop13h 03m

London Heathrow

Mon 12/7

7:05 pm-8:52 am

2 stops19h 47m

$852

McAllenLondon

MFE McAllen Miller Intl - LHR London Heathrow

MFELHR

McAllen Miller Intl

Mon 12/28

2:10 pm-9:15 am

2 stops37h 05m

London Heathrow

Wed 1/13

1:25 pm-8:57 am

2 stops25h 32m

$857

McAllenLondon

MFE McAllen Miller Intl - LHR London Heathrow

MFELHR

McAllen Miller Intl

Mon 11/30

11:47 am-11:55 am

2 stops18h 08m

London Heathrow

Mon 12/7

7:40 pm-8:52 am

2 stops19h 12m

$876

McAllenLondon

MFE McAllen Miller Intl - LHR London Heathrow

MFELHR

McAllen Miller Intl

Tue 12/1

4:19 pm-10:25 am

1 stop12h 06m

London Heathrow

Mon 12/14

5:25 pm-10:31 am

2 stops23h 06m

$881

McAllenLondon

MFE McAllen Miller Intl - LHR London Heathrow

MFELHR

McAllen Miller Intl

Mon 12/28

2:10 pm-9:15 am

2 stops37h 05m

London Heathrow

Wed 1/13

11:15 am-8:19 pm

1 stop15h 04m

$890

McAllenLondon

MFE McAllen Miller Intl - LHR London Heathrow

MFELHR

McAllen Miller Intl

Tue 12/29

7:15 am-11:20 am

2 stops22h 05m

London Heathrow

Wed 1/13

3:00 pm-4:13 pm

2 stops31h 13m

$897

McAllenLondon

MFE McAllen Miller Intl - LHR London Heathrow

MFELHR

McAllen Miller Intl

Tue 12/29

7:15 am-11:20 am

2 stops22h 05m

London Heathrow

Thu 1/14

3:00 pm-4:13 pm

2 stops31h 13m

$897

McAllenLondon

MFE McAllen Miller Intl - LHR London Heathrow

MFELHR

McAllen Miller Intl

Tue 12/29

7:15 am-11:20 am

2 stops22h 05m

London Heathrow

Tue 1/12

3:00 pm-4:13 pm

2 stops31h 13m

$897

McAllenLondon

MFE McAllen Miller Intl - LHR London Heathrow

MFELHR

McAllen Miller Intl

Tue 12/29

9:46 am-7:40 am

1 stop15h 54m

London Heathrow

Thu 1/14

12:05 pm-10:57 pm

1 stop16h 52m

$904

Quickest round-trip

McAllenLondon

MFE McAllen Miller Intl - LHR London Heathrow

MFELHR

McAllen Miller Intl

Tue 12/29

4:27 pm-10:15 am

1 stop11h 48m

London Heathrow

Wed 1/13

12:05 pm-10:57 pm

1 stop16h 52m

$904

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from McAllen to United Kingdom

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to United Kingdom?

In general, April is the cheapest month to fly from McAllen to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $717. If you aren’t able to travel to United Kingdom during the month of April, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $750.

Can stopping save me money on McAllen to United Kingdom flights?

You could potentially save up to 25% on your flight if you consider stops on a McAllen to United Kingdom flight.

Cheap McAllen to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from McAllen to United Kingdom

Best Price Found	$408
Fastest flight time	11h 34m
Direct flights	None

The best one-way flight to United Kingdom from McAllen in the past 72 hours is $408. The best round-trip flight deal from McAllen to United Kingdom found on momondo in the last 72 hours is $852.

The fastest flight from McAllen to United Kingdom takes 11h 34m

There are no direct flights from McAllen to United Kingdom. There are no popular flight routes from McAllen to United Kingdom.

Search flight deals

Frequently asked questions about flying from McAllen to the United Kingdom

When did momondo last update prices for flights from McAllen Miller Intl Airport to United Kingdom?
Prices for flights from McAllen Miller Intl Airport to United Kingdom are updated daily.
How many operators does momondo search for flights from McAllen Miller Intl Airport to United Kingdom?
As of August 2026, there is 1 operator available to choose from for flights from McAllen Miller Intl Airport to United Kingdom.
How old do you have to be to fly from McAllen Miller Intl Airport to United Kingdom?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from McAllen Miller Intl Airport to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from McAllen to United Kingdom

Compare and see reviews for airlines that fly from McAllen to United Kingdom with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $698	Free Cancellation	Rating 7.4 10,146 reviews		Search United Airlines flights

Why use momondo?

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

It is quick and easy to find McAllen to United Kingdom flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United Kingdom that suits you.

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

All flight searches from McAllen to United Kingdom on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from McAllen to United Kingdom?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to United Kingdom from McAllen.

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

If you are not ready to book a flight from McAllen to United Kingdom now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United Kingdom and let you know when they change.