Find flights
When to book
FAQs

Cheap flights from San Luis Potosí, Mexico to London Heathrow Airport from £1,010

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/10. Fares are subject to change and may not be available on all flights or dates of travel.
SLP — LHR
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Luis Potosí to Heathrow

Enter your travel dates to find the best prices.

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 18 April 2026.

Thu 22/1012:20
SLP
-
LHR
1 stop15h 35m
Multiple Airlines
Thu 5/1115:00
LHR
-
SLP
1 stop14h 36m
Multiple Airlines
Deal found 14/4£1,010
Thu 22/1007:12
SLP
-
LHR
2 stops18h 18m
United Airlines
Thu 5/1106:35
LHR
-
SLP
2 stops20h 25m
United Airlines
Deal found 14/4£1,018
Sat 12/1213:35
SLP
-
LHR
1 stop16h 40m
Multiple Airlines
Sun 27/1215:00
LHR
-
SLP
1 stop13h 59m
Multiple Airlines
Deal found 14/4£1,029
Wed 13/508:17
SLP
-
LHR
2 stops20h 48m
Delta
Sat 30/520:05
LHR
-
SLP
2 stops30h 05m
Delta
Deal found 14/4£1,061
Sat 12/1212:49
SLP
-
LHR
2 stops35h 06m
United Airlines
Sun 27/1215:20
LHR
-
SLP
2 stops35h 34m
United Airlines
Deal found 14/4£1,065
Wed 13/507:12
SLP
-
LHR
2 stops19h 08m
United Airlines
Sat 30/510:00
LHR
-
SLP
1 stop16h 12m
United Airlines
Deal found 14/4£1,114
Fri 29/511:49
SLP
-
LHR
2 stops16h 26m
American Airlines
Fri 5/608:55
LHR
-
SLP
1 stop32h 53m
American Airlines
Deal found 14/4£1,156

Find 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 18 April 2026.

Round-trip from

£1,061

Popular in

July

Cheapest in

April

Average price

£740
Delta
  • Delta
  • 13/5-30/5
  • 4 total stops
  • 50h 53m total
  • San Luis Potosí to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£43 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 18 April 2026.
Use the filters below to find and compare flights from San Luis Potosí to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Wed 13/5

08:17-12:05

2 stops20h 48m

London Heathrow

Sat 30/5

20:05-19:10

2 stops30h 05m

£1,061
Fastest return journey

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Wed 13/5

07:12-09:20

2 stops19h 08m

London Heathrow

Sat 30/5

10:00-19:12

1 stop16h 12m

£1,114

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Fri 29/5

11:49-11:15

2 stops16h 26m

London Heathrow

Fri 5/6

08:55-10:48

1 stop32h 53m

£1,156

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Wed 13/5

12:09-14:25

1 stop19h 16m

London Heathrow

Sat 30/5

08:55-10:59

1 stop33h 04m

£1,211

San Luis PotosíLondon

SLP - LHR

SLPLHR

San Luis Potosi

Fri 29/5

12:45-16:00

2 stops20h 15m

London Heathrow

Fri 5/6

22:05-21:10

3 stops30h 05m

£1,230

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Sorted by cheapest first

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 19h 08m. Fly via Delta 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.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Swindon
Chelmsford
Ipswich
Southend-on-Sea

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 San Luis Potosí to Heathrow?

Deals for San Luis Potosí to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from San Luis Potosí to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from San Luis Potosí to Heathrow 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 San Luis Potosí to Heathrow with no change fees?

Yes! Cheapflights helps users easily find flights from San Luis Potosí to Heathrow with no change fees.

Can Cheapflights notify me if prices for flights from San Luis Potosí to Heathrow become cheaper?

Of course! You can now track prices for flights from San Luis Potosí to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.