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Cheap flights from Puerto Rico to Ontario from C$ 162
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 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — YYZ
5 Aug — 12 Aug1
Round-trip
1 adult
Economy
Cheap flight deals from Puerto Rico to Ontario
Keep the following information in mind while searching for Puerto Rico to Ontario flight deals. Data was last updated 31 July 2025.
Find flight deals from Puerto Rico to Ontario
Cheapest flights from Puerto Rico to OntarioExplore the most affordable flight options available from Puerto Rico to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 July 2025.
Explore the most affordable flight options available from Puerto Rico to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 July 2025.
Sat 13/93:19 p.m.SJU - YYZ
2 stops22h 46mMultiple Airlines
Sat 20/96:30 a.m.YYZ - SJU
1 stop28h 34mMultiple Airlines
Deal found 30/7C$ 401
Mon 27/101:05 a.m.SJU - YYZ
1 stop8h 31mUnited Airlines
Wed 29/106:10 a.m.YYZ - SJU
1 stop9h 26mUnited Airlines
Deal found 29/7C$ 450
Fri 17/105:30 a.m.SJU - YYZ
1 stop10h 00mAmerican Airlines
Fri 31/107:35 a.m.YYZ - SJU
1 stop16h 24mAmerican Airlines
Deal found 28/7C$ 465
Sat 18/105:30 a.m.SJU - YUL
1 stop17h 25mAmerican Airlines
Thu 30/107:50 a.m.YUL - SJU
1 stop16h 09mAmerican Airlines
Deal found 29/7C$ 468
Thu 30/107:30 a.m.SJU - YUL
1 stop7h 46mUnited Airlines
Tue 4/113:00 p.m.YUL - SJU
1 stop8h 36mUnited Airlines
Deal found 31/7C$ 477
Mon 27/101:05 a.m.SJU - YYZ
2 stops15h 35mAir Canada
Wed 29/106:10 a.m.YYZ - SJU
1 stop14h 16mAir Canada
Deal found 29/7C$ 545
Fri 24/104:51 p.m.SJU - YTZ
1 stop19h 49mMultiple Airlines
Thu 30/106:20 p.m.YTZ - SJU
1 stop7h 43mMultiple Airlines
Deal found 30/7C$ 594
Thu 23/107:00 a.m.SJU - YUL
2 stops13h 10mMultiple Airlines
Sun 2/115:10 p.m.YUL - SJU
1 stop7h 53mMultiple Airlines
Deal found 29/7C$ 610
Wed 29/101:05 a.m.SJU - YUL
1 stop12h 23mAir Canada
Tue 4/116:00 a.m.YUL - SJU
1 stop14h 00mAir Canada
Deal found 31/7C$ 668
Fri 5/97:30 a.m.SJU - YOW
2 stops16h 52mWestJet
Fri 12/95:55 a.m.YOW - SJU
2 stops53h 53mWestJet
Deal found 31/7C$ 926
Fri 21/112:59 a.m.SJU - YOW
2 stops10h 36mMultiple Airlines
Sun 30/114:20 p.m.YOW - SJU
1 stop16h 36mMultiple Airlines
Deal found 30/7C$ 988
Thu 4/91:05 a.m.SJU - YOW
1 stop8h 06mUnited Airlines
Fri 12/95:25 p.m.YOW - SJU
1 stop21h 19mUnited Airlines
Deal found 30/7C$ 1,050
Cheapflights Fare Finder
Customize your flight search to find flights from Puerto Rico 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 31 July 2025.
Use the filters below to find and compare flights from Puerto Rico to Ontario that are best for you.
Fly from
Puerto Rico
Fly to
Ontario
Route
Depart
Return
Price
San JuanToronto
SJU - YYZ
SJUYYZ
San Juan Luis Munoz Marin Intl
Sat 13/9
3:19 p.m.-2:05 p.m.
2 stops22h 46m
Toronto Pearson Intl
Sat 20/9
6:30 a.m.-11:04 a.m.
1 stop28h 34m
C$ 401
San JuanToronto
SJU - YYZ
SJUYYZ
San Juan Luis Munoz Marin Intl
Mon 27/10
1:05 a.m.-9:36 a.m.
1 stop8h 31m
Toronto Pearson Intl
Wed 29/10
6:10 a.m.-3:36 p.m.
1 stop9h 26m
C$ 450
San JuanToronto
SJU - YYZ
SJUYYZ
San Juan Luis Munoz Marin Intl
Fri 17/10
5:30 a.m.-3:30 p.m.
1 stop10h 00m
Toronto Pearson Intl
Fri 31/10
7:35 a.m.-11:59 p.m.
1 stop16h 24m
C$ 465
San JuanMontreal
SJU - YUL
SJUYUL
San Juan Luis Munoz Marin Intl
Sat 18/10
5:30 a.m.-10:55 p.m.
1 stop17h 25m
Montreal Pierre Elliott Trudeau Intl
Thu 30/10
7:50 a.m.-11:59 p.m.
1 stop16h 09m
C$ 468
San JuanMontreal
SJU - YUL
SJUYUL
San Juan Luis Munoz Marin Intl
Thu 30/10
7:30 a.m.-3:16 p.m.
1 stop7h 46m
Montreal Pierre Elliott Trudeau Intl
Tue 4/11
3:00 p.m.-12:36 a.m.
1 stop8h 36m
C$ 477
San JuanToronto
SJU - YYZ
SJUYYZ
San Juan Luis Munoz Marin Intl
Mon 27/10
1:05 a.m.-4:40 p.m.
2 stops15h 35m
Toronto Pearson Intl
Wed 29/10
6:10 a.m.-8:26 p.m.
1 stop14h 16m
C$ 545
San JuanToronto
SJU - YTZ
SJUYTZ
San Juan Luis Munoz Marin Intl
Fri 24/10
4:51 p.m.-12:40 p.m.
1 stop19h 49m
Toronto Island
Thu 30/10
6:20 p.m.-2:03 a.m.
1 stop7h 43m
C$ 594
San JuanMontreal
SJU - YUL
SJUYUL
San Juan Luis Munoz Marin Intl
Thu 23/10
7:00 a.m.-8:10 p.m.
2 stops13h 10m
Montreal Pierre Elliott Trudeau Intl
Sun 2/11
5:10 p.m.-2:03 a.m.
1 stop7h 53m
C$ 610
San JuanMontreal
SJU - YUL
SJUYUL
San Juan Luis Munoz Marin Intl
Wed 29/10
1:05 a.m.-1:28 p.m.
1 stop12h 23m
Montreal Pierre Elliott Trudeau Intl
Tue 4/11
6:00 a.m.-9:00 p.m.
1 stop14h 00m
C$ 668
San JuanOttawa
SJU - YOW
SJUYOW
San Juan Luis Munoz Marin Intl
Fri 5/9
7:30 a.m.-12:22 a.m.
2 stops16h 52m
Ottawa
Fri 12/9
5:55 a.m.-11:48 a.m.
2 stops53h 53m
C$ 926
Showing 1-10 of 31 results
Best time to book a flight from Puerto Rico to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Puerto Rico 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 Puerto Rico to Ontario
What is the cheapest month to book a flight from Puerto Rico to Region of Ontario?
Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Region of Ontario (average of C$ 167). Flying from Puerto Rico 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 PR to ON?
Find hourly flight availability from Puerto Rico 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 31 July 2025.
When flying from Puerto Rico 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.
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 31 July 2025.
Read through reviews of airlines operating flights from Puerto Rico to Ontario, such as Caribbean Airlines,Delta, andAir Transat. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.4
Food
6.8
Boarding
8.1
Comfort
7.9
Entertainment
6.7
Overall
8.1
Reviews
1 / 10
6.0
GoodAnonymous,Jul 2025
GEO - POS
Crew
8.4
Food
6.8
Boarding
8.1
Comfort
7.9
Entertainment
6.7
Overall
8.1
Reviews
1 / 10
6.0
GoodAnonymous,Jul 2025
GEO - POS
Crew
8.4
Food
6.8
Boarding
8.1
Comfort
7.9
Entertainment
6.7
Overall
8.1
Reviews
1 / 10
6.0
GoodAnonymous,Jul 2025
GEO - POS
Crew
8.4
Food
6.8
Boarding
8.1
Comfort
7.9
Entertainment
6.7
Overall
8.1
Reviews
1 / 10
6.0
GoodAnonymous,Jul 2025
GEO - POS
Crew
8.4
Food
6.8
Boarding
8.1
Comfort
7.9
Entertainment
6.7
Overall
8.1
Reviews
1 / 10
6.0
GoodAnonymous,Jul 2025
GEO - POS
Crew
8.4
Food
6.8
Boarding
8.1
Comfort
7.9
Entertainment
6.7
Overall
8.1
Reviews
1 / 10
6.0
GoodAnonymous,Jul 2025
GEO - POS
Related info for your journey
Find useful and relevant information for your journey from Puerto Rico to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Puerto Rico to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from Puerto Rico to Ontario
Discover the top 3 airlines that operate flights from Puerto Rico 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 31 July 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Puerto Rico to Ontario?
Cheapflights helps you search for flights from Puerto Rico to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Puerto Rico to Ontario?
Cheapflights helps you find that perfect flight to Ontario from Puerto Rico by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Puerto Rico to Ontario with no change fees?
Yes, we can. To see specific flights from Puerto Rico 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 Puerto Rico to Ontario become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!