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Cheap flights from San Luis Potosí, Mexico to London Heathrow Airport from £388

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 15/12. Fares are subject to change and may not be available on all flights or dates of travel.
SLP — LHR
3 Sep — 10 Sep1
1 adult

Cheap flight deals from San Luis Potosí to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from San Luis Potosí (SLP) to Heathrow (LHR). 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 29 August 2025.

Round-trip from

£698

One-way from

£388

Popular in

February

Cheapest in

November

Average price

£841
Aeromexico
  • Aeromexico
  • 26/11-6/12
  • 2 total stops
  • 46h 43m total
  • San Luis Potosí to London
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15/12
  • 15/12
  • 3 total stops
  • 47h 50m total
  • San Luis Potosí to London
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£9 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 August 2025
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Find flight deals from San Luis Potosí to Heathrow

Cheapest flights from San Luis Potosí to Heathrow
Explore the most affordable flight options available from San Luis Potosí to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2025.

Wed 26/1105:52SLP - LHR
1 stop27h 13mAeromexico
Sat 6/1222:30LHR - SLP
1 stop19h 30mAeromexico
Deal found 28/8£698
Fri 24/1006:00SLP - LHR
1 stop27h 00mAeromexico
Sun 9/1122:30LHR - SLP
1 stop19h 35mAeromexico
Deal found 27/8£724
Wed 26/1112:49SLP - LHR
2 stops16h 01mUnited Airlines
Sat 6/1212:50LHR - SLP
2 stops28h 59mUnited Airlines
Deal found 28/8£738
Thu 11/1206:00SLP - LHR
2 stops24h 00mUnited Airlines
Thu 1/110:00LHR - SLP
1 stop16h 54mUnited Airlines
Deal found 28/8£753
Thu 25/1206:00SLP - LHR
1 stop19h 30mUnited Airlines
Fri 9/110:25LHR - SLP
2 stops31h 24mUnited Airlines
Deal found 27/8£770
Fri 5/1212:49SLP - LHR
1 stop12h 41mUnited Airlines
Fri 9/107:40LHR - SLP
2 stops34h 09mUnited Airlines
Deal found 28/8£771
Fri 24/1007:12SLP - LHR
2 stops20h 28mUnited Airlines
Sun 9/1107:40LHR - SLP
2 stops19h 20mUnited Airlines
Deal found 27/8£784
Thu 11/907:12SLP - LHR
1 stop17h 28mUnited Airlines
Mon 22/910:00LHR - SLP
1 stop16h 12mUnited Airlines
Deal found 28/8£785

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Luis Potosí to Heathrow 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 29 August 2025.
Use the filters below to find and compare flights from San Luis Potosí to London Heathrow Airport that are best for you.

Fly from

San Luis Potosí

Fly to

Heathrow

Route

Depart

Return

Price

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Wed 26/11

05:52-15:05

1 stop27h 13m

London Heathrow

Sat 6/12

22:30-12:00

1 stop19h 30m

£698

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Fri 24/10

06:00-16:00

1 stop27h 00m

London Heathrow

Sun 9/11

22:30-12:05

1 stop19h 35m

£724

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Wed 26/11

12:49-10:50

2 stops16h 01m

London Heathrow

Sat 6/12

12:50-11:49

2 stops28h 59m

£738

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Thu 11/12

06:00-12:00

2 stops24h 00m

London Heathrow

Thu 1/1

10:00-20:54

1 stop16h 54m

£753

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Thu 25/12

06:00-07:30

1 stop19h 30m

London Heathrow

Fri 9/1

10:25-11:49

2 stops31h 24m

£770

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Fri 5/12

12:49-07:30

1 stop12h 41m

London Heathrow

Fri 9/1

07:40-11:49

2 stops34h 09m

£771

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Mon 15/12

07:00-12:50

3 stops47h 50m

£388

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Mon 15/12

19:12-15:05

1 stop13h 53m

£617

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Mon 15/12

08:28-10:50

2 stops20h 22m

£713

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Best time to book a flight from San Luis Potosí to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from San Luis Potosí 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.

Related info for your journey

Find useful and relevant information for your journey from San Luis Potosí to Heathrow. 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 from for flights from San Luis Potosí to London Heathrow?

    If you book a flight to London Heathrow from San Luis Potosí, you will be flying from San Luis Potosi, which is the city’s only airport. San Luis Potosi (SLP) is located 7.8 mi from the center of San Luis Potosí. There are 0 flights from San Luis Potosi to London Heathrow per day from 0 different airlines.

  • How long is the flight from San Luis Potosí to London Heathrow Airport?

    There are many flights that can get you from San Luis Potosí to London Heathrow Airport in 16h 01m. Fly via Aeromexico or United Airlines to get the fastest option. Airlines will cover a distance of 5452 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from San Luis Potosí to Heathrow that include hotel bookings?

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

  • How can I find direct flights from San Luis Potosí to Heathrow?

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

  • Can I find deals for business class flights from San Luis Potosí to Heathrow?

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

  • What is the cheapest month to book a flight from San Luis Potosí to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from San Luis Potosí to London Heathrow Airport (average of £112). Flying from San Luis Potosí to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Deal
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