Cheap flights from San Antonio to Ontario from C$ 199
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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from San Antonio to Ontario
Keep the following information in mind while searching for San Antonio to Ontario flight deals. Data was last updated 30 April 2025.
Find flight deals from San Antonio to Ontario
Cheapest flights from San Antonio to OntarioExplore the most affordable flight options available from San Antonio to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.
Explore the most affordable flight options available from San Antonio to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio 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 Antonio to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
San AntonioToronto
SAT - YYZ
SATYYZ
San Antonio
Wed 11/6
7:05 a.m.-2:05 p.m.
1 stop30h 00m
Toronto Pearson Intl
Sat 21/6
4:00 p.m.-5:18 p.m.
1 stop26h 18m
San AntonioMontreal
SAT - YUL
SATYUL
San Antonio
Fri 16/5
10:01 a.m.-2:20 p.m.
1 stop27h 19m
Montreal Pierre Elliott Trudeau Intl
Fri 30/5
6:45 a.m.-1:42 p.m.
2 stops31h 57m
San AntonioToronto
SAT - YYZ
SATYYZ
San Antonio
Wed 18/6
8:00 a.m.-9:03 p.m.
2 stops12h 03m
Toronto Pearson Intl
Sun 22/6
6:30 a.m.-9:23 p.m.
1 stop15h 53m
San AntonioToronto
SAT - YYZ
SATYYZ
San Antonio
Sun 22/6
6:45 a.m.-7:37 p.m.
1 stop11h 52m
Toronto Pearson Intl
Mon 30/6
7:00 a.m.-11:45 a.m.
1 stop5h 45m
San AntonioMontreal
SAT - YUL
SATYUL
San Antonio
Fri 30/5
10:32 a.m.-11:54 p.m.
1 stop12h 22m
Montreal Pierre Elliott Trudeau Intl
Tue 10/6
6:45 p.m.-1:54 p.m.
1 stop20h 09m
San AntonioMontreal
SAT - YUL
SATYUL
San Antonio
Fri 30/5
6:33 a.m.-5:40 p.m.
1 stop10h 07m
Montreal Pierre Elliott Trudeau Intl
Thu 5/6
6:00 a.m.-3:05 p.m.
1 stop10h 05m
San AntonioMontreal
SAT - YUL
SATYUL
San Antonio
Fri 30/5
5:59 p.m.-10:40 a.m.
2 stops15h 41m
Montreal Pierre Elliott Trudeau Intl
Tue 3/6
8:05 a.m.-4:54 p.m.
1 stop9h 49m
San AntonioMontreal
SAT - YUL
SATYUL
San Antonio
Mon 2/6
2:10 p.m.-6:46 a.m.
2 stops15h 36m
Montreal Pierre Elliott Trudeau Intl
Sat 14/6
8:05 a.m.-4:54 p.m.
1 stop9h 49m
San AntonioToronto
SAT - YYZ
SATYYZ
San Antonio
Sat 26/7
5:00 a.m.-2:32 p.m.
2 stops8h 32m
Toronto Pearson Intl
Sat 2/8
6:50 a.m.-2:31 p.m.
1 stop8h 41m
San AntonioToronto
SAT - YYZ
SATYYZ
San Antonio
Sun 29/6
8:10 a.m.-8:44 p.m.
2 stops11h 34m
Toronto Pearson Intl
Sun 6/7
1:04 p.m.-9:23 p.m.
1 stop9h 19m
Best time to book a flight from San Antonio to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from San Antonio with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from San Antonio to Ontario
What is the cheapest month to book a flight from San Antonio to Region of Ontario?
Currently, January is the cheapest month in which you can book a flight from San Antonio to Region of Ontario (average of C$ 167). Flying from San Antonio 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.
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.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from San Antonio to Ontario have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Antonio to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from San Antonio to Ontario
Discover the top 2 airlines that operate flights from San Antonio to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 April 2025.
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Why should you use Cheapflights to find cheap flight tickets from San Antonio to Ontario?
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Can Cheapflights find flights from San Antonio to Ontario with no change fees?
Need flexible booking options for your flight to Ontario from San Antonio? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
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