Latest deals
Insights
FAQs
Price Alerts

Cheap flights from the United Kingdom to McAllen from $647

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to McAllen departing on 6/2. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from the United Kingdom to McAllen

Recent round-trip flight deals from the United Kingdom to McAllen

Enter your travel dates to find the best prices.
United Airlines Logo
7:30 am - 8:56 am
LHR
-
MFE
31h 26m
2 stops
United Airlines Logo
9:43 am - 6:55 am
MFE
-
LHR
15h 12m
2 stops
$1,471United Airlines
Fri, Jun 26 - Fri, Jul 3
United Airlines Logo
5:55 am - 8:56 am
BHX
-
MFE
33h 01m
2 stops
United Airlines Logo
9:43 am - 5:35 pm
MFE
-
BHX
25h 52m
2 stops
$1,472United Airlines
Tue, Jun 23 - Tue, Jun 30
United Airlines Logo
1:40 pm - 10:56 pm
LHR
-
MFE
15h 16m
1 stop
United Airlines Logo
9:43 am - 7:55 am
MFE
-
LHR
16h 12m
1 stop
$1,503United Airlines
Fri, Jun 26 - Fri, Jul 3
United Airlines Logo
7:25 am - 9:51 pm
LHR
-
MFE
20h 26m
2 stops
United Airlines Logo
9:43 am - 6:45 am
MFE
-
LHR
15h 02m
2 stops
$2,465United Airlines
Wed, Jun 3 - Sat, Jun 6
United Airlines Logo
1:40 pm - 10:56 pm
LHR
-
MFE
15h 16m
1 stop
United Airlines Logo
12:07 pm - 7:55 am
MFE
-
LHR
13h 48m
1 stop
$2,478United Airlines
Wed, Jun 3 - Sat, Jun 6
Delta Logo
9:20 am - 11:59 pm
LCY
-
MFE
20h 39m
2 stops
Delta Logo
12:56 pm - 1:15 pm
MFE
-
LCY
18h 19m
2 stops
$3,054Delta
Wed, Jun 3 - Sat, Jun 6

United Airlines flights from United Kingdom to McAllen

Our best United Airlines deals on United Kingdom to McAllen flight tickets
United Airlines
Jun 26
LHR7:30 amLondon Heathrow
31h 26m
2 stops
MFE8:56 amMcAllen Miller Intl
Jul 3
MFE9:43 amMcAllen Miller Intl
15h 12m
2 stops
LHR6:55 amLondon Heathrow
$1,471
United Airlines
Jun 23
BHX5:55 amBirmingham
33h 01m
2 stops
MFE8:56 amMcAllen Miller Intl
Jun 30
MFE9:43 amMcAllen Miller Intl
25h 52m
2 stops
BHX5:35 pmBirmingham
$1,472
United Airlines
Jun 26
LHR1:40 pmLondon Heathrow
15h 16m
1 stop
MFE10:56 pmMcAllen Miller Intl
Jul 3
MFE9:43 amMcAllen Miller Intl
16h 12m
1 stop
LHR7:55 amLondon Heathrow
$1,503

momondo Fare Finder

 
Customize your flight search to find flights from United Kingdom to McAllen 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 May 13, 2026.
Use the filters below to find and compare flights from the United Kingdom to McAllen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Fri 6/26

7:30 am-8:56 am

2 stops31h 26m

McAllen Miller Intl

Fri 7/3

9:43 am-6:55 am

2 stops15h 12m

$1,471

BirminghamMcAllen

BHX - MFE

BHXMFE

Birmingham

Tue 6/23

5:55 am-8:56 am

2 stops33h 01m

McAllen Miller Intl

Tue 6/30

9:43 am-5:35 pm

2 stops25h 52m

$1,472

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Fri 6/26

1:40 pm-10:56 pm

1 stop15h 16m

McAllen Miller Intl

Fri 7/3

9:43 am-7:55 am

1 stop16h 12m

$1,503

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 6/3

7:25 am-9:51 pm

2 stops20h 26m

McAllen Miller Intl

Sat 6/6

9:43 am-6:45 am

2 stops15h 02m

$2,465
Quickest round-trip

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 6/3

1:40 pm-10:56 pm

1 stop15h 16m

McAllen Miller Intl

Sat 6/6

12:07 pm-7:55 am

1 stop13h 48m

$2,478

LondonMcAllen

LCY - MFE

LCYMFE

London City

Wed 6/3

9:20 am-11:59 pm

2 stops20h 39m

McAllen Miller Intl

Sat 6/6

12:56 pm-1:15 pm

2 stops18h 19m

$3,054
Cheapest one-way

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Tue 6/2

3:00 pm-12:08 pm

3 stops51h 08m

$647

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Thu 6/4

2:10 pm-11:33 am

2 stops27h 23m

$674

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Fri 5/29

3:00 pm-11:29 am

3 stops50h 29m

$688

LondonMcAllen

LHR - MFE

LHRMFE

London Heathrow

Wed 5/27

2:10 pm-7:34 pm

3 stops59h 24m

$741

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

See travel insights to McAllen from

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

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 McAllen?

The month of August is, on average, the cheapest month to fly to McAllen from United Kingdom, with most prices found around $0. If you don’t want to visit McAllen in August, then you should wait until February to fly from United Kingdom, when ticket prices are also cheap, with an average price of $0.

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

You could potentially save up to 35% on your flight if you consider stops on a United Kingdom to McAllen flight.

Cheap United Kingdom to McAllen flight deals and tips

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

Fastest flight time

20h 39m

Direct flights

None
The fastest flight from United Kingdom to McAllen takes 20h 39m
There are no direct flights from United Kingdom to McAllen. There are no popular flight routes from United Kingdom to McAllen.
Search flight deals

Frequently asked questions about flying from the United Kingdom to McAllen

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

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

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

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

    The travel and health documents you'll need for your trip to McAllen Miller Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at McAllen Miller Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near McAllen?

Book flights to McAllen if you plan to visit one of these locations
Weslaco
Pharr
Edinburg
Mission

Why use momondo?

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

Finding the right flight to McAllen from United Kingdom 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 United Kingdom to McAllen with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for United Kingdom to McAllen flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between United Kingdom and McAllen by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to McAllen from United Kingdom. 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.

An easier way to manage your McAllen trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 6/12
Fri 6/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States