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Cheap flights from Ontario to San Juan from C$ 178

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to San Juan departing on 12/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Ontario to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Arajet Logo
6:45 a.m. - 2:34 p.m.
YUL
-
SJU
7h 49m
1 stop
Arajet Logo
4:00 p.m. - 12:20 a.m.
SJU
-
YUL
8h 20m
1 stop
C$ 400Arajet
Wed, 15 Apr - Sun, 19 Apr
Multiple Airlines Logo
9:00 a.m. - 1:20 p.m.
YUL
-
SJU
4h 20mdirect
Multiple Airlines Logo
4:00 p.m. - 12:20 a.m.
SJU
-
YUL
8h 20m
1 stop
C$ 410Multiple Airlines
Sun, 12 Apr - Sun, 19 Apr
United Airlines Logo
9:45 a.m. - 8:34 p.m.
YUL
-
SJU
10h 49m
1 stop
United Airlines Logo
7:20 a.m. - 2:40 p.m.
SJU
-
YUL
7h 20m
1 stop
C$ 411United Airlines
Fri, 8 May - Sat, 16 May
Multiple Airlines Logo
2:20 p.m. - 3:31 p.m.
YYZ
-
SJU
24h 11m
2 stops
Multiple Airlines Logo
11:07 a.m. - 12:14 a.m.
SJU
-
YYZ
14h 07m
1 stop
C$ 413Multiple Airlines
Mon, 23 Feb - Tue, 3 Mar
Air Canada Logo
9:15 a.m. - 9:24 p.m.
YUL
-
SJU
12h 09m
1 stop
Air Canada Logo
1:00 a.m. - 1:09 p.m.
SJU
-
YUL
12h 09m
1 stop
C$ 414Air Canada
Sun, 12 Apr - Tue, 21 Apr
Multiple Airlines Logo
3:40 p.m. - 3:31 p.m.
YYZ
-
SJU
22h 51m
1 stop
Multiple Airlines Logo
5:00 a.m. - 12:14 a.m.
SJU
-
YYZ
19h 14m
1 stop
C$ 418Multiple Airlines
Mon, 2 Mar - Tue, 10 Mar
United Airlines Logo
2:57 p.m. - 12:36 a.m.
YYZ
-
SJU
8h 39m
1 stop
United Airlines Logo
2:05 a.m. - 9:36 a.m.
SJU
-
YYZ
8h 31m
1 stop
C$ 424United Airlines
Sun, 1 Mar - Thu, 5 Mar
Air Canada Logo
9:15 a.m. - 9:24 p.m.
YUL
-
SJU
12h 09m
1 stop
Air Canada Logo
1:00 a.m. - 12:21 p.m.
SJU
-
YUL
11h 21m
2 stops
C$ 424Air Canada
Sun, 12 Apr - Tue, 21 Apr
American Airlines Logo
7:45 a.m. - 10:05 p.m.
YUL
-
SJU
14h 20m
1 stop
American Airlines Logo
6:00 a.m. - 9:37 p.m.
SJU
-
YUL
15h 37m
1 stop
C$ 426American Airlines
Tue, 14 Apr - Tue, 28 Apr
American Airlines Logo
12:39 p.m. - 11:56 p.m.
YYZ
-
SJU
10h 17m
1 stop
American Airlines Logo
6:00 a.m. - 3:30 p.m.
SJU
-
YYZ
10h 30m
1 stop
C$ 428American Airlines
Sun, 8 Feb - Fri, 13 Feb

American Airlines flights from Region of Ontario to San Juan Luis Munoz Marin Intl Airport

Our best American Airlines deals on Region of Ontario to San Juan Luis Munoz Marin Intl Airport flight tickets
American Airlines
14 Apr
YUL7:45 a.m.Montreal Pierre Elliott Trudeau Intl
14h 20m
1 stop
SJU10:05 p.m.San Juan Luis Munoz Marin Intl
28 Apr
SJU6:00 a.m.San Juan Luis Munoz Marin Intl
15h 37m
1 stop
YUL9:37 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 426
American Airlines
8 Feb
YYZ12:39 p.m.Toronto Pearson Intl
10h 17m
1 stop
SJU11:56 p.m.San Juan Luis Munoz Marin Intl
13 Feb
SJU6:00 a.m.San Juan Luis Munoz Marin Intl
10h 30m
1 stop
YYZ3:30 p.m.Toronto Pearson Intl
C$ 428
American Airlines
31 Jan
YUL12:59 p.m.Montreal Pierre Elliott Trudeau Intl
9h 57m
1 stop
SJU11:56 p.m.San Juan Luis Munoz Marin Intl
5 Feb
SJU1:58 p.m.San Juan Luis Munoz Marin Intl
9h 46m
1 stop
YUL10:44 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 430

United Airlines flights from Region of Ontario to San Juan Luis Munoz Marin Intl Airport

Our best United Airlines deals on Region of Ontario to San Juan Luis Munoz Marin Intl Airport flight tickets
United Airlines
8 May
YUL9:45 a.m.Montreal Pierre Elliott Trudeau Intl
10h 49m
1 stop
SJU8:34 p.m.San Juan Luis Munoz Marin Intl
16 May
SJU7:20 a.m.San Juan Luis Munoz Marin Intl
7h 20m
1 stop
YUL2:40 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 411
United Airlines
3 Feb
YYZ2:45 p.m.Toronto Pearson Intl
6h 37m
1 stop
SJU10:22 p.m.San Juan Luis Munoz Marin Intl
6 Feb
SJU5:50 p.m.San Juan Luis Munoz Marin Intl
6h 56m
1 stop
YYZ11:46 p.m.Toronto Pearson Intl
C$ 415
United Airlines
1 Mar
YYZ2:57 p.m.Toronto Pearson Intl
8h 39m
1 stop
SJU12:36 a.m.San Juan Luis Munoz Marin Intl
5 Mar
SJU2:05 a.m.San Juan Luis Munoz Marin Intl
8h 31m
1 stop
YYZ9:36 a.m.Toronto Pearson Intl
C$ 424

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to San Juan Luis Munoz Marin Intl Airport 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, momondo users made 96,600 searches. Data last updated 29 January 2026.
Use the filters below to find and compare flights from Ontario to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Wed 15/4

6:45 a.m.-2:34 p.m.

1 stop7h 49m

San Juan Luis Munoz Marin Intl

Sun 19/4

4:00 p.m.-12:20 a.m.

1 stop8h 20m

C$ 400

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sun 12/4

9:00 a.m.-1:20 p.m.

Nonstop4h 20m

San Juan Luis Munoz Marin Intl

Sun 19/4

4:00 p.m.-12:20 a.m.

1 stop8h 20m

C$ 410

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Fri 8/5

9:45 a.m.-8:34 p.m.

1 stop10h 49m

San Juan Luis Munoz Marin Intl

Sat 16/5

7:20 a.m.-2:40 p.m.

1 stop7h 20m

C$ 411

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Mon 23/2

2:20 p.m.-3:31 p.m.

2 stops24h 11m

San Juan Luis Munoz Marin Intl

Tue 3/3

11:07 a.m.-12:14 a.m.

1 stop14h 07m

C$ 413

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sun 12/4

9:15 a.m.-9:24 p.m.

1 stop12h 09m

San Juan Luis Munoz Marin Intl

Tue 21/4

1:00 a.m.-1:09 p.m.

1 stop12h 09m

C$ 414

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Mon 2/3

3:40 p.m.-3:31 p.m.

1 stop22h 51m

San Juan Luis Munoz Marin Intl

Tue 10/3

5:00 a.m.-12:14 a.m.

1 stop19h 14m

C$ 418

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Sun 1/3

2:57 p.m.-12:36 a.m.

1 stop8h 39m

San Juan Luis Munoz Marin Intl

Thu 5/3

2:05 a.m.-9:36 a.m.

1 stop8h 31m

C$ 424

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sun 12/4

9:15 a.m.-9:24 p.m.

1 stop12h 09m

San Juan Luis Munoz Marin Intl

Tue 21/4

1:00 a.m.-12:21 p.m.

2 stops11h 21m

C$ 424

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Tue 14/4

7:45 a.m.-10:05 p.m.

1 stop14h 20m

San Juan Luis Munoz Marin Intl

Tue 28/4

6:00 a.m.-9:37 p.m.

1 stop15h 37m

C$ 426

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Sun 8/2

12:39 p.m.-11:56 p.m.

1 stop10h 17m

San Juan Luis Munoz Marin Intl

Fri 13/2

6:00 a.m.-3:30 p.m.

1 stop10h 30m

C$ 428

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Region of Ontario to San Juan Luis Munoz Marin Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

The month of September is, on average, the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport from Region of Ontario, with most prices found around C$ 524. If you don’t want to visit San Juan Luis Munoz Marin Intl Airport in September, then you should wait until April to fly from Region of Ontario, when ticket prices are also cheap, with an average price of C$ 558.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport is on a Monday when prices can be found for as low as C$ 495. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Region of Ontario to San Juan Luis Munoz Marin Intl Airport for around C$ 928.

What is the cheapest Ontario to San Juan Luis Munoz Marin Intl flight route?

Fly from Toronto Pearson Intl to San Juan Luis Munoz Marin Intl for the best Ontario - San Juan Luis Munoz Marin Intl flight prices

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Region of Ontario when booking week ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around C$ 689 when searching week out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Region of Ontario for as low as C$ 580 on momondo.

What cabin class options are available on Ontario to San Juan Luis Munoz Marin Intl flights?

There are 3 cabin classes available to choose from on Ontario to San Juan Luis Munoz Marin Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Region of Ontario to San Juan Luis Munoz Marin Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Region of Ontario to San Juan Luis Munoz Marin Intl Airport.

Cheap Region of Ontario to San Juan Luis Munoz Marin Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to San Juan Luis Munoz Marin Intl Airport

Best price found

C$ 421

Fastest flight time

4h 25m

Direct flights

Mon and Sun
The best one-way flight to San Juan Luis Munoz Marin Intl Airport from Region of Ontario in the past 72 hours is C$ 421. The best round-trip flight deal from Region of Ontario to San Juan Luis Munoz Marin Intl Airport found on momondo in the last 72 hours is C$ 1,061.
The fastest flight from Region of Ontario to San Juan Luis Munoz Marin Intl Airport takes 4h 25m
Direct flights go from Region of Ontario to San Juan Luis Munoz Marin Intl Airport on Monday and Sunday. There are no airlines offering direct flights.
Search flight deals

  • When did momondo last update prices for flights from Ontario to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Ontario to San Juan Luis Munoz Marin Intl Airport are updated daily.

  • How many operators does momondo search for flights from Ontario to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Ontario to San Juan Luis Munoz Marin Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The travel and health documents you'll need for your trip to San Juan Luis Munoz Marin Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Juan Luis Munoz Marin Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Region of Ontario to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from Region of Ontario to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Region of Ontario to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom C$ 258Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights
DeltaPriceFrom C$ 310Free CancellationRating
7.9
8,127 reviews
Search Delta flights
United AirlinesPriceFrom C$ 329Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 407Free CancellationRating
7.1
10,667 reviews
Search Air Canada flights
WestJetPriceFrom C$ 451Free CancellationRating
7.2
3,253 reviews
Search WestJet flights

Travelling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Rio Grande
Humacao
Dorado

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to San Juan?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to San Juan for you.

Can I find flights from Ontario to San Juan with flexible booking policies on momondo?

Yes. All flights to San Juan from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to San Juan?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to San Juan.

I’m not ready to book a flight from Ontario to San Juan right now. Can momondo alert me if prices change?

Price alerts on flights to San Juan from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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