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Cheap flights from London Heathrow Airport to Monterrey from £355

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MTY
17 Jun — 24 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Monterrey

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Monterrey
Explore the most affordable flight options available from Heathrow to Monterrey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 May 2026.

Tue 15/922:30
LHR
-
MTY
1 stop16h 20m
Aeromexico
Fri 25/917:25
MTY
-
LHR
1 stop15h 35m
Aeromexico
Deal found 16/5£597
Thu 28/522:05
LHR
-
MTY
1 stop21h 25m
Avianca
Wed 10/613:50
MTY
-
LHR
1 stop18h 45m
Avianca
Deal found 13/5£657
Tue 15/922:05
LHR
-
MTY
1 stop21h 25m
Avianca
Fri 25/913:50
MTY
-
LHR
1 stop18h 45m
Avianca
Deal found 16/5£694
Thu 10/922:05
LHR
-
MTY
1 stop21h 25m
Avianca
Sun 20/913:50
MTY
-
LHR
1 stop18h 45m
Avianca
Deal found 13/5£704
Thu 10/912:05
LHR
-
MTY
1 stop15h 15m
Air Canada
Sun 20/909:20
MTY
-
LHR
1 stop16h 15m
Air Canada
Deal found 16/5£735
Fri 11/922:30
LHR
-
MTY
1 stop17h 20m
Aeromexico
Tue 22/922:04
MTY
-
LHR
1 stop34h 56m
Aeromexico
Deal found 16/5£762
Wed 10/622:30
LHR
-
MTY
1 stop17h 15m
Aeromexico
Wed 9/911:40
MTY
-
LHR
1 stop21h 20m
Aeromexico
Deal found 17/5£776
Fri 20/1122:30
LHR
-
MTY
1 stop16h 13m
Aeromexico
Mon 23/1119:42
MTY
-
LHR
1 stop13h 23m
Aeromexico
Deal found 13/5£780

Find flight deals from Heathrow to Monterrey

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Monterrey (MTY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 May 2026.

Round-trip from

£597

One-way from

£355

Popular in

August

Cheapest in

February

Average price

£778
Aeromexico
  • Aeromexico
  • 15/9-25/9
  • 2 total stops
  • 31h 55m total
  • London to Monterrey
Search Deals
31/5
  • 31/5
  • 3 total stops
  • 51h 20m total
  • London to Monterrey
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£61 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Monterrey 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, Cheapflights users made 858,174 searches. Data last updated 18 May 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Monterrey that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonMonterrey

LHR - MTY

LHRMTY

London Heathrow

Thu 28/5

22:05-12:30

1 stop21h 25m

Monterrey Gen Mariano Escobedo

Wed 10/6

13:50-15:35

1 stop18h 45m

£657
Fastest return journey

LondonMonterrey

LHR - MTY

LHRMTY

London Heathrow

Sat 27/6

10:55-22:35

1 stop18h 40m

Monterrey Gen Mariano Escobedo

Sat 4/7

14:30-12:35

1 stop15h 05m

£873

LondonMonterrey

LHR - MTY

LHRMTY

London Heathrow

Sat 12/9

06:15-20:39

2 stops21h 24m

Monterrey Gen Mariano Escobedo

Tue 22/9

12:15-12:05

2 stops16h 50m

£889

LondonMonterrey

LHR - MTY

LHRMTY

London Heathrow

Wed 16/9

18:05-20:45

2 stops33h 40m

Monterrey Gen Mariano Escobedo

Sun 20/9

18:10-09:05

1 stop31h 55m

£892

LondonMonterrey

LHR - MTY

LHRMTY

London Heathrow

Thu 18/6

09:30-20:20

2 stops17h 50m

Monterrey Gen Mariano Escobedo

Mon 22/6

09:20-11:55

2 stops19h 35m

£910

LondonMonterrey

LHR - MTY

LHRMTY

London Heathrow

Wed 16/9

07:25-19:30

2 stops19h 05m

Monterrey Gen Mariano Escobedo

Sun 20/9

12:25-21:35

2 stops26h 10m

£924
Cheapest one-way

LondonMonterrey

LHR - MTY

LHRMTY

London Heathrow

Mon 8/6

21:10-15:10

2 stops25h 00m

£389

LondonMonterrey

LHR - MTY

LHRMTY

London Heathrow

Sun 31/5

22:05-12:30

1 stop21h 25m

£404
Fastest single journey

LondonMonterrey

LHR - MTY

LHRMTY

London Heathrow

Thu 1/10

11:30-22:25

2 stops17h 55m

£558

LondonMonterrey

LHR - MTY

LHRMTY

London Heathrow

Wed 22/7

21:25-04:15

3 stops37h 50m

£574

Flights are sorted by cheapest return flights first.

Deals found on 14/5

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to Monterrey

Have a flexible travel schedule? Discover the best time to fly to Monterrey from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Monterrey

How much does it cost for a return flight from London Heathrow Airport to Monterrey?

Reviews of airlines servicing Monterrey

Get insights into the airlines that provide service to Monterrey. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Monterrey. Reviews last updated 18 May 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Monterrey, such as Aeromexico,United Airlines, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Aeromexico
7.4
Good
1,504 reviews
Check prices

Crew

7.9

Food

6.5

Entertainment

7.0

Overall

7.4

Boarding

7.3

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Jorge,Mar 2026

SFO - GDL

A passenger was in my seat. Same passenger cut in line to get off the aircraft.
Aeromexico
7.4
Good
1,504 reviews
Aeromexico
7.4
Good
1,504 reviews
Check prices

Crew

7.9

Food

6.5

Entertainment

7.0

Overall

7.4

Boarding

7.3

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Jorge,Mar 2026

SFO - GDL

A passenger was in my seat. Same passenger cut in line to get off the aircraft.
United Airlines
7.4
Good
9,736 reviews
Aeromexico
7.4
Good
1,504 reviews
Check prices

Crew

7.9

Food

6.5

Entertainment

7.0

Overall

7.4

Boarding

7.3

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Jorge,Mar 2026

SFO - GDL

A passenger was in my seat. Same passenger cut in line to get off the aircraft.
Lufthansa
6.8
Okay
8,009 reviews
Aeromexico
7.4
Good
1,504 reviews
Check prices

Crew

7.9

Food

6.5

Entertainment

7.0

Overall

7.4

Boarding

7.3

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Jorge,Mar 2026

SFO - GDL

A passenger was in my seat. Same passenger cut in line to get off the aircraft.
British Airways
6.7
Okay
7,987 reviews
Aeromexico
7.4
Good
1,504 reviews
Check prices

Crew

7.9

Food

6.5

Entertainment

7.0

Overall

7.4

Boarding

7.3

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Jorge,Mar 2026

SFO - GDL

A passenger was in my seat. Same passenger cut in line to get off the aircraft.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Monterrey. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Monterrey from London Heathrow?

    For a flight from London Heathrow to Monterrey, you will be flying into Gen Mariano Escobedo. Monterrey Gen Mariano Escobedo (MTY) is just 14.9 mi from the center of the city. Gen Mariano Escobedo is the only Monterrey airport and it handles 0 inbound flights from London Heathrow per day. 4 airlines have flights to Monterrey Gen Mariano Escobedo from London Heathrow on a regular basis.

  • How long is the flight from London Heathrow Airport to Monterrey?

    Avianca and British Airways can get you from London Heathrow Airport to Monterrey in just under 21h 25m. Your travel time can differ by up to 12h 15m. The distance from London Heathrow Airport to Monterrey is about 5230 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from London Heathrow Airport to Monterrey round-trip?

    According to our current data, Lufthansa (£621), United Airlines (£628), and Aeromexico (£667) offers the cheapest pricing from London Heathrow Airport to Monterrey. You may be able to fly from London Heathrow Airport to Monterrey for 24% less than the average price by searching for these airlines.

  • Can I find deals for flights from Heathrow to Monterrey that include hotel bookings?

    Yes. In addition to deals on Heathrow to Monterrey flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Monterrey?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Monterrey.

  • Can I find deals for business class flights from Heathrow to Monterrey?

    Yes. Cheapflights offers flight deals from Heathrow to Monterrey by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Heathrow to Monterrey

See prices for flight routes from nearby airports that may be better suited for you.
Gatwick to Monterrey flights
London City to Monterrey flights

Top 4 airlines flying from Heathrow to Monterrey

Discover the top 4 airlines that operate flights from Heathrow to Monterrey. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 May 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£621Average£804FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£628Average£817FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
AeromexicoCheapest£667Average£914FlexibilityNo cancel feeOn-timeN/A
Search Aeromexico flights
British AirwaysCheapest£795Average£834FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Monterrey?

Cheapflights helps you search for flights from Heathrow to Monterrey via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Monterrey?

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Monterrey for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Heathrow to Monterrey with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Monterrey, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Monterrey become cheaper?

Yes, Cheapflights offers price alerts on Heathrow to Monterrey flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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