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Cheap flights from San Luis Potosí, Mexico to Ontario from C$ 392

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 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
SLP — YYZ
5 May — 12 May1
1 adult

Cheap flight deals from San Luis Potosí to Ontario

Keep the following information in mind while searching for San Luis Potosí to Ontario flight deals. Data was last updated 30 April 2025.

Round-trip from

C$ 753

One-way from

C$ 392

Popular in

October

Cheapest in

May

Average price

C$ 948
WestJet
  • WestJet
  • 8/9-12/9
  • 4 total stops
  • 60h 25m total
  • San Luis Potosí to Ontario
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United Airlines
  • United Airlines
  • 13/5
  • 2 total stops
  • 25h 16m total
  • San Luis Potosí to Ontario
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 220 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
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Find flight deals from San Luis Potosí to Ontario

Cheapest flights from San Luis Potosí to Ontario
Explore the most affordable flight options available from San Luis Potosí to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Mon 8/99:48 a.m.SLP - YYZ
2 stops31h 04mWestJet
Fri 12/93:00 p.m.YYZ - SLP
2 stops29h 21mWestJet
Deal found 29/4C$ 753
Mon 8/97:03 p.m.SLP - YYZ
2 stops33h 09mAeromexico
Fri 12/911:01 a.m.YYZ - SLP
1 stop9h 20mAeromexico
Deal found 29/4C$ 759
Sun 13/77:12 a.m.SLP - YYZ
1 stop29h 18mUnited Airlines
Sat 19/76:10 a.m.YYZ - SLP
1 stop15h 02mUnited Airlines
Deal found 29/4C$ 770
Sun 6/77:12 a.m.SLP - YUL
2 stops36h 17mUnited Airlines
Sat 26/76:15 a.m.YUL - SLP
2 stops30h 49mUnited Airlines
Deal found 29/4C$ 774
Fri 13/612:23 p.m.SLP - YYZ
1 stop8h 27mAmerican Airlines
Fri 20/66:49 a.m.YYZ - SLP
1 stop17h 26mAmerican Airlines
Deal found 29/4C$ 775
Sun 6/77:36 p.m.SLP - YUL
1 stop9h 54mAeromexico
Sat 26/711:10 p.m.YUL - SLP
1 stop21h 06mAeromexico
Deal found 29/4C$ 1,179
Sun 6/75:14 a.m.SLP - YUL
1 stop7h 31mAmerican Airlines
Sat 26/73:40 p.m.YUL - SLP
1 stop21h 50mAmerican Airlines
Deal found 29/4C$ 1,332

Cheapflights Fare Finder

Customize your flight search to find flights from San Luis Potosí to Ontario 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 629,999 searches. Data last updated 30 April 2025.
Use the filters below to find and compare flights from San Luis Potosí to Ontario that are best for you.

Fly from

San Luis Potosí

Fly to

Ontario

Route

Depart

Return

Price

San Luis PotosíToronto

SLP - YYZ

SLPYYZ

San Luis Potosi

Mon 8/9

9:48 a.m.-6:52 p.m.

2 stops31h 04m

Toronto Pearson Intl

Fri 12/9

3:00 p.m.-6:21 p.m.

2 stops29h 21m

C$ 753

San Luis PotosíToronto

SLP - YYZ

SLPYYZ

San Luis Potosi

Mon 8/9

7:03 p.m.-6:12 a.m.

2 stops33h 09m

Toronto Pearson Intl

Fri 12/9

11:01 a.m.-6:21 p.m.

1 stop9h 20m

C$ 759

San Luis PotosíToronto

SLP - YYZ

SLPYYZ

San Luis Potosi

Sun 13/7

7:12 a.m.-2:30 p.m.

1 stop29h 18m

Toronto Pearson Intl

Sat 19/7

6:10 a.m.-7:12 p.m.

1 stop15h 02m

C$ 770

San Luis PotosíMontreal

SLP - YUL

SLPYUL

San Luis Potosi

Sun 6/7

7:12 a.m.-9:29 p.m.

2 stops36h 17m

Montreal Pierre Elliott Trudeau Intl

Sat 26/7

6:15 a.m.-11:04 a.m.

2 stops30h 49m

C$ 774

San Luis PotosíToronto

SLP - YYZ

SLPYYZ

San Luis Potosi

Fri 13/6

12:23 p.m.-10:50 p.m.

1 stop8h 27m

Toronto Pearson Intl

Fri 20/6

6:49 a.m.-10:15 p.m.

1 stop17h 26m

C$ 775

San Luis PotosíMontreal

SLP - YUL

SLPYUL

San Luis Potosi

Sun 6/7

7:36 p.m.-7:30 a.m.

1 stop9h 54m

Montreal Pierre Elliott Trudeau Intl

Sat 26/7

11:10 p.m.-6:16 p.m.

1 stop21h 06m

C$ 1,179

San Luis PotosíMontreal

SLP - YUL

SLPYUL

San Luis Potosi

Sun 6/7

5:14 a.m.-2:45 p.m.

1 stop7h 31m

Montreal Pierre Elliott Trudeau Intl

Sat 26/7

3:40 p.m.-11:30 a.m.

1 stop21h 50m

C$ 1,332

San Luis PotosíMontreal

SLP - YUL

SLPYUL

San Luis Potosi

Tue 13/5

7:12 a.m.-10:28 a.m.

2 stops25h 16m

C$ 392

San Luis PotosíToronto

SLP - YYZ

SLPYYZ

San Luis Potosi

Thu 24/7

7:00 a.m.-8:55 p.m.

2 stops11h 55m

C$ 411

San Luis PotosíToronto

SLP - YYZ

SLPYYZ

San Luis Potosi

Tue 8/7

7:12 a.m.-8:44 p.m.

2 stops11h 32m

C$ 454

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/4

Showing 1-10 of 12 results
1
2

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

Have a flexible travel schedule? Discover the best time to fly to Ontario from San Luis Potosí with our price prediction graph.
Estimated round-trip 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 San Luis Potosí to Ontario

What is the cheapest month to book a flight from San Luis Potosí to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from San Luis Potosí to Region of Ontario (average of C$ 167). Flying from San Luis Potosí to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

What is the cheapest time of day to fly from SLP to ON?

Find hourly flight availability from San Luis Potosí to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

When flying from San Luis Potosí to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 30 April 2025.
Read through reviews of airlines operating flights from San Luis Potosí to Ontario, such as Aeromexico, United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Aeromexico
7.5
Good
1,698 reviews
Check prices

Entertainment

7.1

Comfort

7.6

Crew

7.9

Overall

7.5

Boarding

7.5

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2025

QRO - ATL

You are a cheap airline - and I don’t mean well priced I mean miserable. That 4 1/2 hour plus flight was way below acceptable NO Food NO in flight entertainment NOt even a place to charge my own electronic devises All in a cheap aircraft with thin seats and very limited reclining I am done with Aeromexico
Aeromexico
7.5
Good
1,698 reviews
Aeromexico
7.5
Good
1,698 reviews
Check prices

Entertainment

7.1

Comfort

7.6

Crew

7.9

Overall

7.5

Boarding

7.5

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2025

QRO - ATL

You are a cheap airline - and I don’t mean well priced I mean miserable. That 4 1/2 hour plus flight was way below acceptable NO Food NO in flight entertainment NOt even a place to charge my own electronic devises All in a cheap aircraft with thin seats and very limited reclining I am done with Aeromexico
United Airlines
7.4
Good
8,696 reviews
Aeromexico
7.5
Good
1,698 reviews
Check prices

Entertainment

7.1

Comfort

7.6

Crew

7.9

Overall

7.5

Boarding

7.5

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2025

QRO - ATL

You are a cheap airline - and I don’t mean well priced I mean miserable. That 4 1/2 hour plus flight was way below acceptable NO Food NO in flight entertainment NOt even a place to charge my own electronic devises All in a cheap aircraft with thin seats and very limited reclining I am done with Aeromexico
American Airlines
7.2
Good
10,000 reviews
Aeromexico
7.5
Good
1,698 reviews
Check prices

Entertainment

7.1

Comfort

7.6

Crew

7.9

Overall

7.5

Boarding

7.5

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2025

QRO - ATL

You are a cheap airline - and I don’t mean well priced I mean miserable. That 4 1/2 hour plus flight was way below acceptable NO Food NO in flight entertainment NOt even a place to charge my own electronic devises All in a cheap aircraft with thin seats and very limited reclining I am done with Aeromexico
WestJet
7.2
Good
2,826 reviews
Aeromexico
7.5
Good
1,698 reviews
Check prices

Entertainment

7.1

Comfort

7.6

Crew

7.9

Overall

7.5

Boarding

7.5

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2025

QRO - ATL

You are a cheap airline - and I don’t mean well priced I mean miserable. That 4 1/2 hour plus flight was way below acceptable NO Food NO in flight entertainment NOt even a place to charge my own electronic devises All in a cheap aircraft with thin seats and very limited reclining I am done with Aeromexico

Related info for your journey

Find useful and relevant information for your journey from San Luis Potosí to Ontario. 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 Ontario?

    For a flight from San Luis Potosí to Ontario, you will be flying from San Luis Potosi. San Luis Potosi (SLP) is just 12.6 km from the centre of the city.

  • What are the most popular routes from San Luis Potosí to Region of Ontario?

    The most popular flight routes from San Luis Potosí to Region of Ontario are San Luis Potosi - Toronto Pearson Intl, San Luis Potosi - Montreal Pierre Elliott Trudeau Intl and San Luis Potosi - London.

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

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

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

    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 Ontario.

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

    Yes. Cheapflights offers flight deals from San Luis Potosí to Ontario 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 Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from San Luis Potosí to Region of Ontario (average of C$ 167). Flying from San Luis Potosí to Region of Ontario in July is currently the most expensive (average of C$ 258). 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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Alternative routes for San Luis Potosí to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
San Luis Potosí to Pearson Intl flights
San Luis Potosí to Pierre Elliott Trudeau Intl flights

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

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