What is the cheapest airline that flies from Ontario to San Juan?

Arajet, United Airlines, and American Airlines are the most popular carriers operating from Ontario to San Juan

Which airlines fly to San Juan?

WestJet, United Airlines and Air Canada are the top three most popular airlines that fly to San Juan from Region of Ontario according to our data. WestJet is the first choice among our users, with 40% of people opting to fly with this airline when travelling to San Juan. Keep in mind that there are 5 different airlines that fly to San Juan on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to San Juan?

The average flight duration from Region of Ontario to San Juan depends on which airport you fly into and out of. Flying from Toronto to San Juan Luis Munoz Marin Intl Airport is 6h 31m on average, while flying from Ottawa to San Juan Luis Munoz Marin Intl Airport is 7h 05m on average. San Juan Luis Munoz Marin Intl Airport is the most popular airport in San Juan.

When did momondo last update prices for flights from Ontario to San Juan?

Prices for flights from Ontario to San Juan are refreshed on a daily basis.

How many operators does momondo search for flights from Ontario to San Juan?

There are 6 operators available for flights from Ontario to San Juan as of October 2025.

How old do you have to be to fly from Ontario to San Juan?

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.

What documentation or ID do you need to fly to San Juan?

The travel and health documents you'll need for your trip to San Juan 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 212 Cheap Flights from Ontario to San Juan in 2025/26

1 adult

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Find the cheapest flights from Ontario to San Juan

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:00 a.m. - 9:00 p.m.YYZ-SJU

9h 00m1 stop

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

8h 31m1 stop

C$ 384United Airlines

Find Deal

Sun, 25 Jan - Mon, 2 Feb

8:55 a.m. - 9:00 p.m.YYZ-SJU

11h 05m1 stop

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

8h 31m1 stop

C$ 395United Airlines

Find Deal

Sun, 7 Dec - Sat, 13 Dec

6:00 a.m. - 10:10 p.m.YYZ-SJU

16h 10m1 stop

5:30 a.m. - 5:19 p.m.SJU-YYZ

11h 49m1 stop

C$ 404American Airlines

Find Deal

Tue, 21 Oct - Wed, 22 Oct

10:40 a.m. - 10:10 p.m.YYZ-SJU

11h 30m2 stops

5:30 a.m. - 5:19 p.m.SJU-YYZ

11h 49m1 stop

C$ 410American Airlines

Find Deal

Tue, 21 Oct - Wed, 22 Oct

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

4h 20mdirect

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

8h 20m1 stop

C$ 459Multiple Airlines

Find Deal

Sun, 29 Mar - Sun, 5 Apr

11:52 a.m. - 7:55 p.m.YYZ-SJU

7h 03m1 stop

9:45 p.m. - 2:20 p.m.SJU-YYZ

17h 35m1 stop

C$ 478Multiple Airlines

Find Deal

Sat, 15 Nov - Sat, 29 Nov

6:10 a.m. - 8:26 p.m.YYZ-SJU

14h 16m1 stop

2:05 a.m. - 11:48 a.m.SJU-YYZ

10h 43m1 stop

C$ 487Air Canada

Find Deal

Wed, 29 Oct - Mon, 3 Nov

6:00 a.m. - 9:00 p.m.YUL-SJU

14h 00m1 stop

2:05 a.m. - 1:28 p.m.SJU-YUL

12h 23m1 stop

C$ 491Air Canada

Find Deal

Tue, 9 Dec - Tue, 16 Dec

5:55 a.m. - 4:33 p.m.YOW-SJU

34h 38m2 stops

7:00 a.m. - 12:42 a.m.SJU-YOW

17h 42m2 stops

C$ 729WestJet

Find Deal

Thu, 23 Oct - Thu, 30 Oct

5:40 a.m. - 1:59 p.m.YOW-SJU

31h 19m2 stops

3:00 p.m. - 12:42 a.m.SJU-YOW

10h 42m1 stop

C$ 732WestJet

Find Deal

Sun, 7 Dec - Sun, 14 Dec

United Airlines flights from Region of Ontario to San Juan

Our best United Airlines deals on Region of Ontario to San Juan flight tickets

United Airlines

25 Jan

YYZ11:00 a.m.Toronto Pearson Intl

9h 00m

1 stop

SJU9:00 p.m.San Juan Luis Munoz Marin Intl

2 Feb

SJU2:05 a.m.San Juan Luis Munoz Marin Intl

8h 31m

1 stop

YYZ9:36 a.m.Toronto Pearson Intl

C$ 384

Find similar

United Airlines

7 Dec

YYZ8:55 a.m.Toronto Pearson Intl

11h 05m

1 stop

SJU9:00 p.m.San Juan Luis Munoz Marin Intl

13 Dec

SJU2:05 a.m.San Juan Luis Munoz Marin Intl

8h 31m

1 stop

YYZ9:36 a.m.Toronto Pearson Intl

C$ 395

Find similar

United Airlines

5 Dec

YYZ6:10 a.m.Toronto Pearson Intl

14h 16m

1 stop

SJU9:26 p.m.San Juan Luis Munoz Marin Intl

13 Dec

SJU2:05 a.m.San Juan Luis Munoz Marin Intl

8h 31m

1 stop

YYZ9:36 a.m.Toronto Pearson Intl

C$ 399

Find similar

American Airlines flights from Region of Ontario to San Juan

Our best American Airlines deals on Region of Ontario to San Juan flight tickets

American Airlines

21 Oct

YYZ6:00 a.m.Toronto Pearson Intl

16h 10m

1 stop

SJU10:10 p.m.San Juan Luis Munoz Marin Intl

22 Oct

SJU5:30 a.m.San Juan Luis Munoz Marin Intl

11h 49m

1 stop

YYZ5:19 p.m.Toronto Pearson Intl

C$ 404

Find similar

American Airlines

21 Oct

YYZ10:40 a.m.Toronto Pearson Intl

11h 30m

2 stops

SJU10:10 p.m.San Juan Luis Munoz Marin Intl

22 Oct

SJU5:30 a.m.San Juan Luis Munoz Marin Intl

11h 49m

1 stop

YYZ5:19 p.m.Toronto Pearson Intl

C$ 410

Find similar

American Airlines

25 Jan

YYZ6:00 a.m.Toronto Pearson Intl

7h 59m

1 stop

SJU2:59 p.m.San Juan Luis Munoz Marin Intl

3 Feb

SJU7:00 a.m.San Juan Luis Munoz Marin Intl

11h 28m

1 stop

YYZ5:28 p.m.Toronto Pearson Intl

C$ 411

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Sun 25/1

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

1 stop9h 00m

San Juan Luis Munoz Marin Intl

Mon 2/2

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

1 stop8h 31m

C$ 384

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Sun 7/12

8:55 a.m.-9:00 p.m.

1 stop11h 05m

San Juan Luis Munoz Marin Intl

Sat 13/12

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

1 stop8h 31m

C$ 395

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Tue 21/10

6:00 a.m.-10:10 p.m.

1 stop16h 10m

San Juan Luis Munoz Marin Intl

Wed 22/10

5:30 a.m.-5:19 p.m.

1 stop11h 49m

C$ 404

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Tue 21/10

10:40 a.m.-10:10 p.m.

2 stops11h 30m

San Juan Luis Munoz Marin Intl

Wed 22/10

5:30 a.m.-5:19 p.m.

1 stop11h 49m

C$ 410

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

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

Nonstop4h 20m

San Juan Luis Munoz Marin Intl

Sun 5/4

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

1 stop8h 20m

C$ 459

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Sat 15/11

11:52 a.m.-7:55 p.m.

1 stop7h 03m

San Juan Luis Munoz Marin Intl

Sat 29/11

9:45 p.m.-2:20 p.m.

1 stop17h 35m

C$ 478

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Wed 29/10

6:10 a.m.-8:26 p.m.

1 stop14h 16m

San Juan Luis Munoz Marin Intl

Mon 3/11

2:05 a.m.-11:48 a.m.

1 stop10h 43m

C$ 487

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Tue 9/12

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

1 stop14h 00m

San Juan Luis Munoz Marin Intl

Tue 16/12

2:05 a.m.-1:28 p.m.

1 stop12h 23m

C$ 491

OttawaSan Juan

YOW - SJU

YOWSJU

Ottawa

Thu 23/10

5:55 a.m.-4:33 p.m.

2 stops34h 38m

San Juan Luis Munoz Marin Intl

Thu 30/10

7:00 a.m.-12:42 a.m.

2 stops17h 42m

C$ 729

OttawaSan Juan

YOW - SJU

YOWSJU

Ottawa

Sun 7/12

5:40 a.m.-1:59 p.m.

2 stops31h 19m

San Juan Luis Munoz Marin Intl

Sun 14/12

3:00 p.m.-12:42 a.m.

1 stop10h 42m

C$ 732

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Ontario to San Juan

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

Prices

Airlines

Other information

What is the cheapest month to fly to San Juan?

The month of September is, on average, the cheapest month to fly to San Juan from Region of Ontario, with most prices found around C$ 538. If you aren’t able to travel to San Juan during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of C$ 572.

What is the cheapest day to depart on your flight to San Juan?

According to our data, Friday is the cheapest day to fly to San Juan from Region of Ontario. The lowest ticket price found for a Friday departure recently was C$ 626. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Monday is the most expensive day to depart from Region of Ontario because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,102.

What is the cheapest time of day to depart on your flight to San Juan?

Our most recent data shows that the best time of day to fly to San Juan is in the afternoon. Flights from Region of Ontario to San Juan during this time can be as low as C$ 487. In the morning is when there is more demand to fly to San Juan, so prices are often more expensive at around C$ 757 per ticket.

What is the cheapest Ontario to San Juan flight route?

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

How far in advance should I book a flight to San Juan?

You are more likely to see cheaper flights to San Juan from Region of Ontario when booking week ahead of your departure date. In general, you can expect to find flights to San Juan for around C$ 709 when searching week out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from Region of Ontario for as low as C$ 594 on momondo.

What cabin class options are available on Ontario to San Juan flights?

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

Cheap Region of Ontario to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to San Juan

Fastest flight time	4h 30m
Direct flights	Mon and Sun
Airports in San Juan	1 airport

The fastest flight from Region of Ontario to San Juan takes 4h 30m

Direct flights go from Region of Ontario to San Juan on Monday and Sunday. There are no airlines offering direct flights.

There is 1 airport near San Juan: San Juan Luis Munoz Marin Intl (SJU)

Search flight deals

When did momondo last update prices for flights from Ontario to San Juan?
Prices for flights from Ontario to San Juan are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario to San Juan?
There are 6 operators available for flights from Ontario to San Juan as of October 2025.
How old do you have to be to fly from Ontario to San Juan?
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.
What documentation or ID do you need to fly to San Juan?
The travel and health documents you'll need for your trip to San Juan 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Region of Ontario to San Juan

Compare and see reviews for airlines that fly from Region of Ontario to San Juan with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom C$ 338	Free Cancellation	Rating 7.4 8,953 reviews	Search United Airlines flights
American Airlines	PriceFrom C$ 356	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom C$ 364	Free Cancellation	Rating 7.9 7,969 reviews	Search Delta flights
Air Canada	PriceFrom C$ 450	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 484	Free Cancellation	Rating 7.2 3,114 reviews	Search WestJet flights

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?

Flights from Ontario to San Juan with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Ontario to San Juan flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to San Juan, momondo offers a useful price alert feature which will track prices for flights to San Juan from Ontario and alert you when they change.

An easier way to manage your San Juan trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

San Juan Isla Grande Airport

San Juan Luis Munoz Marin Intl Airport

Fly to other destinations from Ontario

Flights from Toronto Pearson Intl to Thunder Bay

Flights from Toronto Region of Waterloo Intl to St John's

Flights from Toronto Region of Waterloo Intl to Edmonton

Flights from Toronto Region of Waterloo Intl to Calgary

Flights from Toronto Pearson Intl to Charlottetown

Flights from Toronto Pearson Intl to Saskatoon

Cheap flights from Ontario to San Juan from C$ 212

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 15/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Ontario to San Juan

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

United Airlines flights from Region of Ontario to San Juan

Our best United Airlines deals on Region of Ontario to San Juan flight tickets

American Airlines flights from Region of Ontario to San Juan

Our best American Airlines deals on Region of Ontario to San Juan flight tickets

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Use the filters below to find and compare flights from Ontario to San Juan that are best for you.

See travel insights to San Juan from

How to get the cheapest flight ticket from Region of Ontario to San Juan

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?

What is the cheapest day to depart on your flight to San Juan?

What is the cheapest time of day to depart on your flight to San Juan?

What is the cheapest Ontario to San Juan flight route?

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

How far in advance should I book a flight to San Juan?

What cabin class options are available on Ontario to San Juan flights?

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

What is the cheapest airline that flies from Ontario to San Juan?

Arajet, United Airlines, and American Airlines are the most popular carriers operating from Ontario to San Juan

Which airlines fly to San Juan?

How long does it take to fly to San Juan?

Cheap Region of Ontario to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to San Juan

Fastest flight time

Direct flights

Airports in San Juan

When did momondo last update prices for flights from Ontario to San Juan?

How many operators does momondo search for flights from Ontario to San Juan?

How old do you have to be to fly from Ontario to San Juan?

What documentation or ID do you need to fly to San Juan?

Best airlines flying from Region of Ontario to San Juan

Compare and see reviews for airlines that fly from Region of Ontario to San Juan with momondo

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your San Juan trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

Airports listed have a maximum distance of 11.5 km from San Juan