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Cheap flights from McAllen to the United Kingdom from $280

This is the cheapest one-way 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 7/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from McAllen to the United Kingdom

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:17 am - 11:35 am
MFE
-
LHR
24h 18m
1 stop
United Airlines Logo
3:05 pm - 10:59 pm
LHR
-
MFE
37h 54m
2 stops
$655United Airlines
Mon, Mar 30 - Fri, Apr 10
United Airlines Logo
6:55 pm - 10:00 am
MFE
-
LHR
33h 05m
2 stops
United Airlines Logo
3:05 pm - 10:59 pm
LHR
-
MFE
37h 54m
2 stops
$658United Airlines
Mon, Mar 30 - Fri, Apr 10
Multiple Airlines Logo
11:00 am - 10:55 am
MFE
-
LHR
17h 55m
1 stop
Multiple Airlines Logo
12:55 pm - 10:40 pm
LHR
-
MFE
15h 45m
1 stop
$678Multiple Airlines
Mon, Mar 30 - Fri, Apr 10
British Airways Logo
9:37 am - 6:50 am
MFE
-
LHR
16h 13m
1 stop
British Airways Logo
11:30 am - 8:57 am
LHR
-
MFE
27h 27m
2 stops
$689British Airways
Tue, Mar 24 - Tue, Mar 31
American Airlines Logo
5:01 pm - 12:15 pm
MFE
-
LHR
14h 14m
1 stop
American Airlines Logo
4:25 pm - 10:15 am
LHR
-
MFE
23h 50m
1 stop
$696American Airlines
Tue, Mar 24 - Tue, Mar 31
United Airlines Logo
7:00 am - 5:55 am
MFE
-
LHR
17h 55m
2 stops
United Airlines Logo
8:00 am - 7:44 pm
LHR
-
MFE
17h 44m
2 stops
$700United Airlines
Tue, Mar 24 - Tue, Mar 31
United Airlines Logo
7:00 am - 5:55 am
MFE
-
LHR
17h 55m
2 stops
United Airlines Logo
9:30 am - 10:59 pm
LHR
-
MFE
19h 29m
2 stops
$701United Airlines
Tue, Mar 24 - Tue, Mar 31
Multiple Airlines Logo
11:00 am - 10:55 am
MFE
-
LHR
17h 55m
1 stop
Multiple Airlines Logo
12:55 pm - 10:40 pm
LHR
-
MFE
15h 45m
1 stop
$728Multiple Airlines
Sun, Mar 29 - Sat, Apr 11
Lufthansa Logo
12:05 pm - 5:40 pm
MFE
-
LCY
24h 35m
2 stops
Lufthansa Logo
6:30 pm - 9:48 pm
LCY
-
MFE
33h 18m
2 stops
$887Lufthansa
Mon, Mar 23 - Mon, Mar 30
British Airways Logo
7:01 am - 7:00 pm
MFE
-
LGW
29h 59m
2 stops
British Airways Logo
7:40 pm - 11:06 pm
LGW
-
MFE
33h 26m
2 stops
$1,295British Airways
Fri, Feb 27 - Tue, Mar 3

United Airlines flights from McAllen to United Kingdom

Our best United Airlines deals on McAllen to United Kingdom flight tickets
United Airlines
Mar 30
MFE5:17 amMcAllen Miller Intl
24h 18m
1 stop
LHR11:35 amLondon Heathrow
Apr 10
LHR3:05 pmLondon Heathrow
37h 54m
2 stops
MFE10:59 pmMcAllen Miller Intl
$655
United Airlines
Mar 30
MFE6:55 pmMcAllen Miller Intl
33h 05m
2 stops
LHR10:00 amLondon Heathrow
Apr 10
LHR3:05 pmLondon Heathrow
37h 54m
2 stops
MFE10:59 pmMcAllen Miller Intl
$658
United Airlines
Mar 24
MFE7:00 amMcAllen Miller Intl
17h 55m
2 stops
LHR5:55 amLondon Heathrow
Mar 31
LHR8:00 amLondon Heathrow
19h 48m
2 stops
MFE9:48 pmMcAllen Miller Intl
$700

Air Canada flights from McAllen to United Kingdom

Our best Air Canada deals on McAllen to United Kingdom flight tickets
Air Canada
Mar 29
MFE7:00 amMcAllen Miller Intl
20h 35m
2 stops
LHR9:35 amLondon Heathrow
Apr 11
LHR9:30 amLondon Heathrow
19h 29m
2 stops
MFE10:59 pmMcAllen Miller Intl
$806
Air Canada
Feb 27
MFE5:13 amMcAllen Miller Intl
19h 17m
2 stops
LHR6:30 amLondon Heathrow
Mar 3
LHR1:25 pmLondon Heathrow
38h 17m
2 stops
MFE9:42 pmMcAllen Miller Intl
$860
Air Canada
Jul 16
MFE5:09 amMcAllen Miller Intl
19h 26m
2 stops
LHR6:35 amLondon Heathrow
Jul 20
LHR5:40 pmLondon Heathrow
34h 00m
2 stops
MFE9:40 pmMcAllen Miller Intl
$1,107

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 February 7, 2026.
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 3/30

5:17 am-11:35 am

1 stop24h 18m

London Heathrow

Fri 4/10

3:05 pm-10:59 pm

2 stops37h 54m

$655

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Mon 3/30

6:55 pm-10:00 am

2 stops33h 05m

London Heathrow

Fri 4/10

3:05 pm-10:59 pm

2 stops37h 54m

$658

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Mon 3/30

11:00 am-10:55 am

1 stop17h 55m

London Heathrow

Fri 4/10

12:55 pm-10:40 pm

1 stop15h 45m

$678

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Tue 3/24

9:37 am-6:50 am

1 stop16h 13m

London Heathrow

Tue 3/31

11:30 am-8:57 am

2 stops27h 27m

$689

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Tue 3/24

5:01 pm-12:15 pm

1 stop14h 14m

London Heathrow

Tue 3/31

4:25 pm-10:15 am

1 stop23h 50m

$696

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Tue 3/24

7:00 am-5:55 am

2 stops17h 55m

London Heathrow

Tue 3/31

8:00 am-7:44 pm

2 stops17h 44m

$700

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Tue 3/24

7:00 am-5:55 am

2 stops17h 55m

London Heathrow

Tue 3/31

9:30 am-10:59 pm

2 stops19h 29m

$701

McAllenLondon

MFE - LHR

MFELHR

McAllen Miller Intl

Sun 3/29

11:00 am-10:55 am

1 stop17h 55m

London Heathrow

Sat 4/11

12:55 pm-10:40 pm

1 stop15h 45m

$728

McAllenLondon

MFE - LCY

MFELCY

McAllen Miller Intl

Mon 3/23

12:05 pm-5:40 pm

2 stops24h 35m

London City

Mon 3/30

6:30 pm-9:48 pm

2 stops33h 18m

$887

McAllenLondon

MFE - LGW

MFELGW

McAllen Miller Intl

Fri 2/27

7:01 am-7:00 pm

2 stops29h 59m

London Gatwick

Tue 3/3

7:40 pm-11:06 pm

2 stops33h 26m

$1,295

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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, January 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 $607. If you aren’t able to travel to United Kingdom during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $641.

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

You could potentially save up to 20% 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

Fastest flight time

11h 37m

Direct flights

None
The fastest flight from McAllen to United Kingdom takes 11h 37m
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 $628Free CancellationRating
6.7
7,719 reviews
Search British Airways flights
American AirlinesPriceFrom $682Free CancellationRating
7.2
11,247 reviews
Search American Airlines flights
United AirlinesPriceFrom $698Free CancellationRating
7.4
9,245 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.

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