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Cheap flights from Ontario to Puerto Rico from C$ 233

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SJU
21 Jun — 28 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Puerto Rico

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Puerto Rico
Explore the most affordable flight options available from Ontario to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 May 2026.

Fri 4/96:30 a.m.
YYZ
-
SJU
1 stop9h 50m
Arajet
Tue 8/94:30 p.m.
SJU
-
YYZ
1 stop7h 25m
Arajet
Deal found 21/5C$ 379
Fri 25/96:30 a.m.
YYZ
-
SJU
1 stop9h 50m
Arajet
Tue 29/94:30 p.m.
SJU
-
YYZ
1 stop7h 25m
Arajet
Deal found 18/5C$ 387
Sat 26/912:40 p.m.
YYZ
-
SJU
1 stop6h 50m
Arajet
Tue 29/94:30 p.m.
SJU
-
YYZ
1 stop7h 25m
Arajet
Deal found 18/5C$ 401
Tue 20/106:00 a.m.
YUL
-
SJU
1 stop7h 45m
United Airlines
Wed 28/107:30 a.m.
SJU
-
YUL
1 stop7h 32m
United Airlines
Deal found 21/5C$ 408
Sat 26/97:00 a.m.
YYZ
-
SJU
1 stop7h 44m
United Airlines
Sat 26/94:55 p.m.
SJU
-
YYZ
1 stop6h 59m
United Airlines
Deal found 18/5C$ 410
Tue 22/97:30 a.m.
YYZ
-
SJU
1 stop6h 23m
United Airlines
Wed 30/91:25 p.m.
SJU
-
YYZ
1 stop8h 58m
United Airlines
Deal found 18/5C$ 417
Sat 24/106:10 a.m.
YYZ
-
SJU
1 stop9h 32m
United Airlines
Fri 30/101:05 a.m.
SJU
-
YYZ
1 stop8h 24m
United Airlines
Deal found 19/5C$ 430
Fri 11/1211:10 p.m.
YYZ
-
SJU
1 stop13h 55m
Air Canada
Sat 19/123:00 p.m.
SJU
-
YYZ
1 stop17h 39m
Air Canada
Deal found 20/5C$ 435
Wed 14/107:00 a.m.
YUL
-
SJU
1 stop7h 34m
Arajet
Sun 1/114:00 p.m.
SJU
-
YUL
1 stop9h 15m
Arajet
Deal found 20/5C$ 437
Wed 9/97:00 a.m.
YUL
-
SJU
1 stop7h 34m
Arajet
Sun 13/94:00 p.m.
SJU
-
YUL
1 stop8h 20m
Arajet
Deal found 22/5C$ 438
Fri 4/97:00 a.m.
YUL
-
SJU
1 stop9h 20m
Arajet
Sun 13/94:00 p.m.
SJU
-
YUL
1 stop8h 20m
Arajet
Deal found 22/5C$ 439
Sat 12/128:15 a.m.
YUL
-
SJU
Nonstop4h 50m
Air Canada
Sat 16/13:00 p.m.
SJU
-
YUL
Nonstop4h 55m
Air Canada
Deal found 17/5C$ 445

Find flight deals from Ontario to Puerto Rico

Keep the following information in mind while searching for Ontario to Puerto Rico flight deals. Data was last updated 22 May 2026.

Round-trip from

C$ 379

One-way from

C$ 233

Popular in

August

Cheapest in

September

Average price

C$ 628

Good round-trip deal

C$ 754 or less

Good one-way deal

C$ 628 or less
Arajet
  • Arajet
  • 4/9-8/9
  • 2 total stops
  • 17h 15m total
  • Ontario to Puerto Rico
Search Deals
Arajet
  • Arajet
  • 3/6
  • 1 total stop
  • 8h 04m total
  • Ontario to Puerto Rico
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Ontario to Puerto Rico.
Search Deals
Price to beat on a one-way flight from Ontario to Puerto Rico.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Puerto Rico 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 22 May 2026.
Use the filters below to find and compare flights from Ontario to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaSan Juan

YOW - SJU

YOWSJU

Ottawa

Wed 23/9

6:05 a.m.-1:53 p.m.

1 stop7h 48m

San Juan Luis Munoz Marin Intl

Sat 26/9

4:55 p.m.-11:54 p.m.

1 stop6h 59m

C$ 457

OttawaSan Juan

YOW - SJU

YOWSJU

Ottawa

Tue 8/9

6:25 a.m.-2:44 p.m.

1 stop8h 19m

San Juan Luis Munoz Marin Intl

Sat 19/9

1:00 a.m.-9:11 a.m.

1 stop8h 11m

C$ 457

OttawaSan Juan

YOW - SJU

YOWSJU

Ottawa

Tue 17/11

2:48 p.m.-12:36 a.m.

1 stop8h 48m

San Juan Luis Munoz Marin Intl

Wed 2/12

2:05 a.m.-9:11 a.m.

1 stop8h 06m

C$ 457

OttawaSan Juan

YOW - SJU

YOWSJU

Ottawa

Tue 17/11

2:48 p.m.-12:36 a.m.

1 stop8h 48m

San Juan Luis Munoz Marin Intl

Tue 1/12

2:05 a.m.-9:11 a.m.

1 stop8h 06m

C$ 457

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

6:00 a.m.-1:45 p.m.

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Tue 15/9

1:25 p.m.-10:06 p.m.

1 stop8h 41m

C$ 486

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Tue 10/11

2:20 p.m.-10:22 p.m.

1 stop7h 02m

San Juan Luis Munoz Marin Intl

Wed 18/11

8:30 a.m.-3:02 p.m.

1 stop7h 32m

C$ 487
Quickest round-trip

OttawaSan Juan

YOW - SJU

YOWSJU

Ottawa

Mon 10/8

6:00 a.m.-12:34 p.m.

1 stop6h 34m

San Juan Luis Munoz Marin Intl

Wed 19/8

4:55 p.m.-11:54 p.m.

1 stop6h 59m

C$ 534

TorontoAguadilla

YYZ - BQN

YYZBQN

Toronto Pearson Intl

Tue 22/9

3:00 p.m.-11:09 p.m.

1 stop8h 09m

Aguadilla Borinquen

Fri 25/9

12:15 a.m.-9:19 a.m.

1 stop9h 04m

C$ 537

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Tue 20/10

6:00 a.m.-1:45 p.m.

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Tue 27/10

7:30 a.m.-3:02 p.m.

1 stop7h 32m

C$ 552

OttawaSan Juan

YOW - SJU

YOWSJU

Ottawa

Fri 21/8

6:00 a.m.-12:54 p.m.

1 stop6h 54m

San Juan Luis Munoz Marin Intl

Sun 23/8

4:55 p.m.-11:54 p.m.

1 stop6h 59m

C$ 578

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Ontario 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 Ontario to Puerto Rico

What is the cheapest month to book a flight from Region of Ontario to Puerto Rico?

Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Puerto Rico (average of C$ 164). Flying from Region of Ontario to Puerto Rico in March is currently the most expensive (average of C$ 1,997). 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.

How far ahead should I book a flight from Region of Ontario to Puerto Rico?

Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Region of Ontario to Puerto Rico. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Region of Ontario to Puerto Rico?

    A quick flight from Region of Ontario to Puerto Rico can take about 7h 48m. United Airlines provides one of the quickest options available for as low as C$ 457. Region of Ontario and Puerto Rico are separated by a distance of 3117 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Region of Ontario to Puerto Rico one-way?

    The cheapest airlines for a one-way flight from Region of Ontario to Puerto Rico are Arajet (C$ 166), WestJet (C$ 198), and United Airlines (C$ 221).

  • Can I find deals for flights from Ontario to Puerto Rico that include hotel bookings?

    Yes. In addition to deals on Ontario to Puerto Rico flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Puerto Rico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Puerto Rico.

  • Can I find deals for business class flights from Ontario to Puerto Rico?

    Yes. Cheapflights offers flight deals from Ontario to Puerto Rico 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 Region of Ontario to Puerto Rico?

    Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Puerto Rico (average of C$ 164). Flying from Region of Ontario to Puerto Rico in March is currently the most expensive (average of C$ 1,997). 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 Ontario to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Punta Cana flights
Pearson Intl to Montego Bay flights
Pearson Intl to Punta Cana flights
Pearson Intl to Simpson Bay flights
Pearson Intl to Port of Spain flights
Pearson Intl to Kingston flights
Pierre Elliott Trudeau Intl to Willemstad flights
Pearson Intl to Oranjestad flights
Pearson Intl to Bridgetown flights
Pierre Elliott Trudeau Intl to Puerto Plata flights
Pierre Elliott Trudeau Intl to Simpson Bay flights
Toronto Island to Punta Cana flights
Pearson Intl to Nassau flights
Pierre Elliott Trudeau Intl to Montego Bay flights
Pierre Elliott Trudeau Intl to Oranjestad flights
Pearson Intl to St. George's flights
Vancouver Intl to Willemstad flights
Pierre Elliott Trudeau Intl to Pointe-à-Pitre flights
Vancouver Intl to Punta Cana flights
Pearson Intl to Luis Munoz Marin Intl flights
Pierre Elliott Trudeau Intl to Nassau flights
Pierre Elliott Trudeau Intl to Santo Domingo flights
Pierre Elliott Trudeau Intl to Providenciales flights
Pearson Intl to Puerto Plata flights
Pearson Intl to Providenciales flights
Pierre Elliott Trudeau Intl to Bridgetown flights
Pearson Intl to Willemstad flights
Pierre Elliott Trudeau Intl to Luis Munoz Marin Intl flights
Vancouver Intl to Luis Munoz Marin Intl flights
Pierre Elliott Trudeau Intl to Castries flights
Québec City to Fort-de-France flights
Pearson Intl to George Town flights
Toronto Island to Luis Munoz Marin Intl flights
Pierre Elliott Trudeau Intl to Fort-de-France flights
Ottawa to Punta Cana flights
Vancouver Intl to Nassau flights
Calgary to Punta Cana flights
Vancouver Intl to Montego Bay flights
Toronto Island to Montego Bay flights
Pearson Intl to Kingstown flights
Pierre Elliott Trudeau Intl to George Town flights
Pearson Intl to St. John's flights
Québec City to Punta Cana flights
Pearson Intl to Castries flights
Vancouver Intl to Oranjestad flights
Pearson Intl to Castries flights
Pearson Intl to Santo Domingo flights
Pierre Elliott Trudeau Intl to Cap Haitien flights
Halifax to Nassau flights

Top 6 airlines flying from Ontario to Puerto Rico

Discover the top 6 airlines that operate flights from Ontario to Puerto Rico. 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 22 May 2026.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapestC$ 256AverageC$ 495FlexibilityNo cancel feeOn-timeN/A
Search Arajet flights
American AirlinesCheapestC$ 287AverageC$ 562FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 339AverageC$ 666FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 361AverageC$ 1,032FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 559AverageC$ 880FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 779AverageC$ 935FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

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 Ontario to Puerto Rico?

Cheapflights helps you search for flights from Ontario to Puerto Rico 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 Ontario to Puerto Rico?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Puerto Rico 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 Ontario to Puerto Rico with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Puerto Rico flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ontario to Puerto Rico 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!

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