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Cheap flights from McAllen to the United Kingdom from $523

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from McAllen to the United Kingdom departing on 12/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from McAllen to the United Kingdom

Cheap round-trip flights

Delta Logo
5:25 am - 7:50 amMFE-LHR
20h 25m2 stops
Delta Logo
8:55 am - 11:56 pmLHR-MFE
21h 01m2 stops
$523Delta
Find Deal
Mon, Dec 1 - Wed, Dec 17
Delta Logo
5:25 am - 9:00 amMFE-LHR
21h 35m2 stops
Delta Logo
3:50 pm - 12:03 pmLHR-MFE
26h 13m2 stops
$573Delta
Find Deal
Thu, Dec 4 - Tue, Dec 16
KLM Logo
12:31 pm - 1:10 pmMFE-LHR
18h 39m2 stops
KLM Logo
8:55 am - 11:59 pmLHR-MFE
20h 04m2 stops
$586KLM
Find Deal
Thu, Oct 23 - Thu, Oct 30
Delta Logo
5:25 am - 9:00 amMFE-LHR
21h 35m2 stops
Delta Logo
10:45 am - 11:56 pmLHR-MFE
19h 11m2 stops
$633Delta
Find Deal
Mon, Dec 1 - Thu, Dec 18
Logo
2:05 pm - 7:40 amMFE-LHR
11h 35m1 stop
Logo
7:40 am - 9:59 pmLHR-MFE
19h 19m2 stops
$675
Find Deal
Thu, Oct 23 - Thu, Oct 30
United Airlines Logo
7:00 am - 10:15 amMFE-LHR
21h 15m1 stop
United Airlines Logo
10:00 am - 11:25 pmLHR-MFE
19h 25m1 stop
$676United Airlines
Find Deal
Wed, Dec 3 - Thu, Dec 18
United Airlines Logo
7:00 am - 6:40 amMFE-LHR
17h 40m2 stops
United Airlines Logo
10:00 am - 11:25 pmLHR-MFE
19h 25m1 stop
$681United Airlines
Find Deal
Wed, Dec 3 - Thu, Dec 18
British Airways Logo
11:53 am - 6:50 amMFE-LHR
12h 57m1 stop
British Airways Logo
4:30 pm - 11:59 pmLHR-MFE
13h 29m1 stop
$834British Airways
Find Deal
Thu, Dec 4 - Fri, Dec 19
British Airways Logo
11:12 am - 11:40 amMFE-LHR
18h 28m1 stop
British Airways Logo
10:15 am - 6:35 pmLHR-MFE
14h 20m1 stop
$849British Airways
Find Deal
Tue, Dec 2 - Fri, Dec 19
Logo
9:05 am - 10:00 amMFE-LGW
18h 55m1 stop
Logo
1:00 pm - 8:22 amLGW-MFE
49h 22m2 stops
$916
Find Deal
Mon, Dec 1 - Tue, Dec 16

Lufthansa flights from McAllen to United Kingdom

Our best Lufthansa deals on McAllen to United Kingdom flight tickets
Lufthansa
Nov 14
MFE4:37 pmMcAllen Miller Intl
11h 38m
1 stop
LHR10:15 amLondon Heathrow
Nov 19
LHR10:00 amLondon Heathrow
14h 07m
1 stop
MFE6:07 pmMcAllen Miller Intl
$898
Find similar
Lufthansa
Nov 14
MFE4:37 pmMcAllen Miller Intl
11h 38m
1 stop
LHR10:15 amLondon Heathrow
Nov 19
LHR10:25 amLondon Heathrow
17h 34m
2 stops
MFE9:59 pmMcAllen Miller Intl
$902
Find similar
Lufthansa
Nov 3
MFE2:06 pmMcAllen Miller Intl
20h 34m
2 stops
LCY4:40 pmLondon City
Nov 11
LCY9:50 amLondon City
18h 09m
2 stops
MFE9:59 pmMcAllen Miller Intl
$908
Find similar

Delta flights from McAllen to United Kingdom

Our best Delta deals on McAllen to United Kingdom flight tickets
Delta
Dec 1
MFE5:25 amMcAllen Miller Intl
20h 25m
2 stops
LHR7:50 amLondon Heathrow
Dec 17
LHR8:55 amLondon Heathrow
21h 01m
2 stops
MFE11:56 pmMcAllen Miller Intl
$523
Find similar
Delta
Dec 4
MFE5:25 amMcAllen Miller Intl
21h 35m
2 stops
LHR9:00 amLondon Heathrow
Dec 16
LHR3:50 pmLondon Heathrow
26h 13m
2 stops
MFE12:03 pmMcAllen Miller Intl
$573
Find similar
Delta
Dec 1
MFE5:25 amMcAllen Miller Intl
21h 35m
2 stops
LHR9:00 amLondon Heathrow
Dec 18
LHR10:45 amLondon Heathrow
19h 11m
2 stops
MFE11:56 pmMcAllen Miller Intl
$633
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from McAllen to United Kingdom 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, momondo users made 832,500 searches. Data last updated September 11, 2025.
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

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Mon 12/1

5:25 am-7:50 am

2 stops20h 25m

London Heathrow

Wed 12/17

8:55 am-11:56 pm

2 stops21h 01m

$523

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Thu 12/4

5:25 am-9:00 am

2 stops21h 35m

London Heathrow

Tue 12/16

3:50 pm-12:03 pm

2 stops26h 13m

$573

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Thu 10/23

12:31 pm-1:10 pm

2 stops18h 39m

London Heathrow

Thu 10/30

8:55 am-11:59 pm

2 stops20h 04m

$586

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Mon 12/1

5:25 am-9:00 am

2 stops21h 35m

London Heathrow

Thu 12/18

10:45 am-11:56 pm

2 stops19h 11m

$633

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Thu 10/23

2:05 pm-7:40 am

1 stop11h 35m

London Heathrow

Thu 10/30

7:40 am-9:59 pm

2 stops19h 19m

$675

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 12/3

7:00 am-10:15 am

1 stop21h 15m

London Heathrow

Thu 12/18

10:00 am-11:25 pm

1 stop19h 25m

$676

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Wed 12/3

7:00 am-6:40 am

2 stops17h 40m

London Heathrow

Thu 12/18

10:00 am-11:25 pm

1 stop19h 25m

$681

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Thu 12/4

11:53 am-6:50 am

1 stop12h 57m

London Heathrow

Fri 12/19

4:30 pm-11:59 pm

1 stop13h 29m

$834

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Tue 12/2

11:12 am-11:40 am

1 stop18h 28m

London Heathrow

Fri 12/19

10:15 am-6:35 pm

1 stop14h 20m

$849

McAllenLondon

MFE - LGW

MFELGW

McAllen Miller Intl

Mon 12/1

9:05 am-10:00 am

1 stop18h 55m

London Gatwick

Tue 12/16

1:00 pm-8:22 am

2 stops49h 22m

$916

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to the United Kingdom from

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

What is the cheapest month to fly to United Kingdom?

In general, November 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 $713. If you aren’t able to travel to United Kingdom during the month of November, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $715.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from McAllen to United Kingdom is on a Wednesday when prices can be found for as low as $675. The most expensive day to fly to United Kingdom is Thursday, with ticket prices averaging around $1,058.

What is the cheapest time of day to depart on your flight to United Kingdom?

According to our data, the cheapest time of day to fly to United Kingdom is in the morning. momondo users have found flights departing from McAllen to United Kingdom in the morning for as low as $774. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly in the evening, with an average ticket price of $1,188. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

You could potentially save up to 19% 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

Direct flights

None
There are no direct flights from McAllen to United Kingdom. There are no popular flight routes from McAllen to United Kingdom.
Search flight deals

  • 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?

  • 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
British AirwaysPriceFrom $680Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
United AirlinesPriceFrom $682Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
American AirlinesPriceFrom $880Free CancellationRating
7.2
10,000 reviews
Search American 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.

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