Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Mexico from C$ 691

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Mexico departing on 21/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? 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 London Heathrow Airport to Mexico

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
12:00 p.m. - 9:15 p.m.
LHR
-
CUN
38h 15m2 stops
Air Canada Logo
9:10 p.m. - 9:20 a.m.
CUN
-
LHR
31h 10m2 stops
C$ 987Air Canada
Fri, 9 Jan - Tue, 17 Mar
Air Canada Logo
2:30 p.m. - 5:10 p.m.
LHR
-
CUN
31h 40m1 stop
Air Canada Logo
8:50 a.m. - 11:50 a.m.
CUN
-
LHR
21h 00m1 stop
C$ 989Air Canada
Tue, 13 Jan - Thu, 2 Apr
Air Canada Logo
1:25 p.m. - 10:40 p.m.
LHR
-
CUN
14h 15m1 stop
Air Canada Logo
11:15 a.m. - 7:10 a.m.
CUN
-
LHR
14h 55m1 stop
C$ 990Air Canada
Sun, 11 Jan - Tue, 24 Mar
Air Canada Logo
12:00 p.m. - 9:15 p.m.
LHR
-
CUN
38h 15m2 stops
Air Canada Logo
10:10 p.m. - 7:10 a.m.
CUN
-
LHR
28h 00m2 stops
C$ 992Air Canada
Fri, 9 Jan - Wed, 4 Mar
Air Canada Logo
1:25 p.m. - 10:50 a.m.
LHR
-
CUN
26h 25m2 stops
Air Canada Logo
8:00 a.m. - 11:50 a.m.
CUN
-
LHR
22h 50m1 stop
C$ 993Air Canada
Mon, 12 Jan - Fri, 27 Feb
Air Canada Logo
12:00 p.m. - 6:00 p.m.
LHR
-
CUN
35h 00m2 stops
Air Canada Logo
6:20 p.m. - 7:10 a.m.
CUN
-
LHR
31h 50m1 stop
C$ 994Air Canada
Sun, 11 Jan - Mon, 23 Mar
Air Canada Logo
12:00 p.m. - 9:15 p.m.
LHR
-
CUN
38h 15m2 stops
Air Canada Logo
8:50 a.m. - 6:30 a.m.
CUN
-
LHR
15h 40m2 stops
C$ 997Air Canada
Fri, 9 Jan - Mon, 30 Mar
Air Canada Logo
1:25 p.m. - 10:40 p.m.
LHR
-
CUN
14h 15m1 stop
Air Canada Logo
9:10 p.m. - 7:10 a.m.
CUN
-
LHR
29h 00m2 stops
C$ 998Air Canada
Mon, 12 Jan - Wed, 25 Mar
United Airlines Logo
8:30 a.m. - 9:40 p.m.
LHR
-
CUN
18h 10m2 stops
United Airlines Logo
8:23 a.m. - 10:50 a.m.
CUN
-
LHR
21h 27m2 stops
C$ 1,000United Airlines
Thu, 1 Jan - Thu, 8 Jan
Air Canada Logo
12:00 p.m. - 6:00 p.m.
LHR
-
CUN
35h 00m2 stops
Air Canada Logo
9:10 p.m. - 7:10 a.m.
CUN
-
LHR
29h 00m2 stops
C$ 1,003Air Canada
Sun, 11 Jan - Sun, 15 Mar

TAP AIR PORTUGAL flights from London Heathrow Airport to Mexico

Our best TAP AIR PORTUGAL deals on London Heathrow Airport to Mexico flight tickets
TAP AIR PORTUGAL
6 Mar
LHR8:15 a.m.London Heathrow
15h 25m
1 stop
CUN6:40 p.m.Cancun
21 Mar
CUN8:10 p.m.Cancun
14h 20m
1 stop
LHR3:30 p.m.London Heathrow
C$ 1,115
Find similar
TAP AIR PORTUGAL
15 Dec
LHR6:30 p.m.London Heathrow
29h 10m
1 stop
CUN6:40 p.m.Cancun
3 Jan
CUN8:10 p.m.Cancun
35h 30m
1 stop
LHR12:40 p.m.London Heathrow
C$ 2,462
Find similar

United Airlines flights from London Heathrow Airport to Mexico

Our best United Airlines deals on London Heathrow Airport to Mexico flight tickets
United Airlines
1 Jan
LHR8:30 a.m.London Heathrow
18h 10m
2 stops
CUN9:40 p.m.Cancun
8 Jan
CUN8:23 a.m.Cancun
21h 27m
2 stops
LHR10:50 a.m.London Heathrow
C$ 1,000
Find similar
United Airlines
28 Dec
LHR12:05 p.m.London Heathrow
34h 45m
1 stop
CUN5:50 p.m.Cancun
28 Jan
CUN2:04 p.m.Cancun
14h 06m
1 stop
LHR9:10 a.m.London Heathrow
C$ 1,023
Find similar
United Airlines
18 Dec
LHR7:40 a.m.London Heathrow
17h 38m
2 stops
CUN8:18 p.m.Cancun
8 Jan
CUN12:28 p.m.Cancun
14h 02m
1 stop
LHR7:30 a.m.London Heathrow
C$ 1,036
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to Mexico 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 96,600 searches. Data last updated 9 December 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Mexico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Fri 9/1

12:00 p.m.-9:15 p.m.

2 stops38h 15m

Cancun

Tue 17/3

9:10 p.m.-9:20 a.m.

2 stops31h 10m

C$ 987

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Tue 13/1

2:30 p.m.-5:10 p.m.

1 stop31h 40m

Cancun

Thu 2/4

8:50 a.m.-11:50 a.m.

1 stop21h 00m

C$ 989

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Sun 11/1

1:25 p.m.-10:40 p.m.

1 stop14h 15m

Cancun

Tue 24/3

11:15 a.m.-7:10 a.m.

1 stop14h 55m

C$ 990

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Fri 9/1

12:00 p.m.-9:15 p.m.

2 stops38h 15m

Cancun

Wed 4/3

10:10 p.m.-7:10 a.m.

2 stops28h 00m

C$ 992

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 12/1

1:25 p.m.-10:50 a.m.

2 stops26h 25m

Cancun

Fri 27/2

8:00 a.m.-11:50 a.m.

1 stop22h 50m

C$ 993

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Sun 11/1

12:00 p.m.-6:00 p.m.

2 stops35h 00m

Cancun

Mon 23/3

6:20 p.m.-7:10 a.m.

1 stop31h 50m

C$ 994

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Fri 9/1

12:00 p.m.-9:15 p.m.

2 stops38h 15m

Cancun

Mon 30/3

8:50 a.m.-6:30 a.m.

2 stops15h 40m

C$ 997

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 12/1

1:25 p.m.-10:40 p.m.

1 stop14h 15m

Cancun

Wed 25/3

9:10 p.m.-7:10 a.m.

2 stops29h 00m

C$ 998

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Thu 1/1

8:30 a.m.-9:40 p.m.

2 stops18h 10m

Cancun

Thu 8/1

8:23 a.m.-10:50 a.m.

2 stops21h 27m

C$ 1,000

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Sun 11/1

12:00 p.m.-6:00 p.m.

2 stops35h 00m

Cancun

Sun 15/3

9:10 p.m.-7:10 a.m.

2 stops29h 00m

C$ 1,003

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Mexico from

How to get the cheapest flight ticket from London Heathrow Airport to Mexico

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 Mexico?

The month of September is, on average, the cheapest month to fly to Mexico from London Heathrow Airport, with most prices found around C$ 1,001. If you don’t want to visit Mexico in September, then you should wait until January to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of C$ 1,025.

What is the cheapest day to depart on your flight to Mexico?

On average, the least expensive day to fly to Mexico from London Heathrow Airport is on a Saturday. momondo users have found tickets for Saturday departures for as low as C$ 1,398. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Mexico for around C$ 2,883.

What is the cheapest London Heathrow to Mexico flight route?

Fly from London Heathrow to Cancun for the best London Heathrow - Mexico flight prices

How far in advance should I book a flight to Mexico?

You are more likely to see cheaper flights to Mexico from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Mexico for around C$ 1,208 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Mexico from London Heathrow Airport for as low as C$ 1,137 on momondo.

What cabin class options are available on London Heathrow to Mexico flights?

There is only 1 cabin class available to choose from on London Heathrow to Mexico flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Mexico flights?

You could potentially save up to 1% on your flight if you consider stops on a London Heathrow Airport to Mexico flight.

Cheap London Heathrow Airport to Mexico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Mexico

Fastest flight time

10h 55m

Direct flights

Mon, Thu and Sat

Airports in Mexico

1 airport
The fastest flight from London Heathrow Airport to Mexico takes 10h 55m
Direct flights go from London Heathrow Airport to Mexico on Monday, Thursday and Saturday. There are no airlines offering direct flights.
There is 1 airport near Mexico: Cancun (CUN)
Search flight deals

  • When did momondo last update prices for flights from London Heathrow Airport to Mexico?

    Prices for flights from London Heathrow Airport to Mexico refresh daily.

  • How many operators does momondo search for flights from London Heathrow Airport to Mexico?

  • How old do you have to be to fly from London Heathrow Airport to Mexico?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Mexico.

  • What documentation or ID do you need to fly to Mexico?

    The travel and health documents required for your trip to Mexico can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Mexico. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from London Heathrow Airport to Mexico?

Best airlines flying from London Heathrow Airport to Mexico

Compare and see reviews for airlines that fly from London Heathrow Airport to Mexico with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 1,276Free CancellationRating
7.4
9,089 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Mexico?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Mexico . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Mexico with flexible booking policies on momondo?

momondo does allow users to show only those flights to Mexico from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Mexico?

Once all potential London to Mexico flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Mexico from London. 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 Mexico 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
Thu 8/1
Thu 15/1
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Mexico

Popular Cities in Mexico

Popular flights according to clicks in the last 7 days on momondo
Flights to Cancúnfrom C$ 289
Flights to Mexico Cityfrom C$ 420
Flights to Puerto Vallartafrom C$ 275
Flights to San José del Cabofrom C$ 423
Flights to Guadalajarafrom C$ 398
Flights to Méridafrom C$ 488
Flights to Santa Maria Huatulcofrom C$ 479
Flights to Mazatlánfrom C$ 458
Flights to Ixtapafrom C$ 431
Flights to Oaxacafrom C$ 488
Flights to Monterreyfrom C$ 479
Flights to Acapulcofrom C$ 505