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Cheap flights from San Luis Potosí, Mexico to Ontario from C$ 467

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 29/7. Fares are subject to change and may not be available on all flights or dates of travel.
SLP — YYZ
2 Apr — 9 Apr1
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 28 March 2025.

Round-trip from

C$ 736

One-way from

C$ 467

Popular in

October

Cheapest in

May

Average price

C$ 836
United Airlines
  • United Airlines
  • 30/4-4/5
  • 3 total stops
  • 28h 56m total
  • San Luis Potosí to Ontario
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United Airlines
  • United Airlines
  • 29/7
  • 2 total stops
  • 20h 04m total
  • San Luis Potosí to Ontario
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 239 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 28 March 2025.

Wed 30/411:51 a.m.SLP - YYZ
2 stops21h 58mUnited Airlines
Sun 4/56:10 a.m.YYZ - SLP
1 stop6h 58mUnited Airlines
Deal found 27/3C$ 736
Sun 6/77:12 a.m.SLP - YUL
2 stops25h 28mUnited Airlines
Sat 26/79:45 a.m.YUL - SLP
2 stops35h 27mUnited Airlines
Deal found 27/3C$ 793
Mon 7/44:24 p.m.SLP - YUL
2 stops44h 31mMultiple Airlines
Thu 10/47:00 a.m.YUL - SLP
1 stop10h 43mMultiple Airlines
Deal found 27/3C$ 838
Mon 8/911:06 a.m.SLP - YYZ
2 stops41h 06mAeromexico
Fri 12/911:01 a.m.YYZ - SLP
1 stop9h 20mAeromexico
Deal found 27/3C$ 846
Mon 8/94:27 p.m.SLP - YYZ
1 stop29h 43mMultiple Airlines
Fri 12/911:01 a.m.YYZ - SLP
1 stop23h 58mMultiple Airlines
Deal found 27/3C$ 905
Mon 7/45:30 a.m.SLP - YUL
1 stop7h 25mAmerican Airlines
Thu 10/43:44 p.m.YUL - SLP
1 stop21h 30mAmerican Airlines
Deal found 27/3C$ 969
Mon 8/95:45 a.m.SLP - YYZ
2 stops14h 16mDelta
Fri 12/96:00 a.m.YYZ - SLP
2 stops14h 21mDelta
Deal found 27/3C$ 1,046
Sun 6/48:32 a.m.SLP - YUL
2 stops13h 27mDelta
Wed 9/46:05 a.m.YUL - SLP
2 stops14h 49mDelta
Deal found 27/3C$ 1,202
Sun 13/712:50 p.m.SLP - YYZ
1 stop8h 50mWestJet
Fri 18/71:15 a.m.YYZ - SLP
1 stop12h 49mWestJet
Deal found 27/3C$ 1,708

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 28 March 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

Wed 30/4

11:51 a.m.-11:49 a.m.

2 stops21h 58m

Toronto Pearson Intl

Sun 4/5

6:10 a.m.-11:08 a.m.

1 stop6h 58m

C$ 736

San Luis PotosíMontreal

SLP - YUL

SLPYUL

San Luis Potosi

Sun 6/7

7:12 a.m.-10:40 a.m.

2 stops25h 28m

Montreal Pierre Elliott Trudeau Intl

Sat 26/7

9:45 a.m.-7:12 p.m.

2 stops35h 27m

C$ 793

San Luis PotosíMontreal

SLP - YUL

SLPYUL

San Luis Potosi

Mon 7/4

4:24 p.m.-2:55 p.m.

2 stops44h 31m

Montreal Pierre Elliott Trudeau Intl

Thu 10/4

7:00 a.m.-3:43 p.m.

1 stop10h 43m

C$ 838

San Luis PotosíToronto

SLP - YYZ

SLPYYZ

San Luis Potosi

Mon 8/9

11:06 a.m.-6:12 a.m.

2 stops41h 06m

Toronto Pearson Intl

Fri 12/9

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

1 stop9h 20m

C$ 846

San Luis PotosíToronto

SLP - YYZ

SLPYYZ

San Luis Potosi

Mon 8/9

4:27 p.m.-12:10 a.m.

1 stop29h 43m

Toronto Pearson Intl

Fri 12/9

11:01 a.m.-8:59 a.m.

1 stop23h 58m

C$ 905

San Luis PotosíMontreal

SLP - YUL

SLPYUL

San Luis Potosi

Mon 7/4

5:30 a.m.-2:55 p.m.

1 stop7h 25m

Montreal Pierre Elliott Trudeau Intl

Thu 10/4

3:44 p.m.-11:14 a.m.

1 stop21h 30m

C$ 969

San Luis PotosíToronto

SLP - YYZ

SLPYYZ

San Luis Potosi

Mon 8/9

5:45 a.m.-10:01 p.m.

2 stops14h 16m

Toronto Pearson Intl

Fri 12/9

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

2 stops14h 21m

C$ 1,046

San Luis PotosíToronto

SLP - YYZ

SLPYYZ

San Luis Potosi

Sun 13/7

12:50 p.m.-11:40 p.m.

1 stop8h 50m

Toronto Pearson Intl

Fri 18/7

1:15 a.m.-12:04 p.m.

1 stop12h 49m

C$ 1,708

San Luis PotosíToronto

SLP - YYZ

SLPYYZ

San Luis Potosi

Tue 29/7

12:00 p.m.-10:04 a.m.

2 stops20h 04m

C$ 467

San Luis PotosíToronto

SLP - YYZ

SLPYYZ

San Luis Potosi

Tue 29/7

12:50 p.m.-11:40 p.m.

1 stop8h 50m

C$ 525

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/3

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 28 March 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 28 March 2025.
Read through reviews of airlines operating flights from San Luis Potosí to Ontario, such as Delta, Aeromexico and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,896 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2023

GSO - LGA

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2023

GSO - LGA

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.
Aeromexico
7.5
Good
1,701 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2023

GSO - LGA

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2023

GSO - LGA

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2023

GSO - LGA

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.
WestJet
7.2
Good
2,788 reviews
Delta
8.0
Very good
7,896 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2023

GSO - LGA

Entire process from checking bags to flight to landing to luggage retrieval was very smooth.

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

Browse thousands of different options on Cheapflights for your next trip

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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

Fly with Cheapflights

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How does Cheapflights help users find flights from San Luis Potosí to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Luis Potosí to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from San Luis Potosí.

Can Cheapflights find flights from San Luis Potosí to Ontario with no change fees?

Yes, we can. To see specific flights from San Luis Potosí to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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