How often are flights from Montreal to San Juan delayed?

Historically, on average around 19% of flights between Montreal and San Juan have experienced a delay on any given week. The average delay length over the past 12 months has been 43 minutes.

Which airlines fly to San Juan?

WestJet, United Airlines and American Airlines are the top three most popular airlines that fly to San Juan from Montreal Pierre Elliott Trudeau Intl Airport according to our data. WestJet is the first choice among our users, with 35% of people opting to fly with this airline when travelling to San Juan. Keep in mind that there are 6 different airlines that fly to San Juan on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Montreal Pierre Elliott Trudeau Intl to San Juan?

United Airlines and American Airlines are the most popular carriers operating from Montreal Pierre Elliott Trudeau Intl to San Juan

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Montreal to San Juan flights?

According to our data, Air Canada Rouge has had the least delays on this route over the last 12 months, with about 37% of their flights experiencing any sort of delay.

What is the most punctual flight time for Montreal to San Juan flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to San Juan?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal Pierre Elliott Trudeau Intl Airport to San Juan.

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

The travel and health documents required for your trip to San Juan can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Juan. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 224 Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan in 2026

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Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:00 p.m. - 12:36 a.m.

YUL

SJU

8h 36m

1 stop

8:05 a.m. - 3:16 p.m.

SJU

YUL

8h 11m

1 stop

C$ 397United Airlines

Mon, 23 Feb - Wed, 25 Feb

2:20 p.m. - 9:24 p.m.

YUL

SJU

7h 04m

1 stop

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

SJU

YUL

7h 20m

1 stop

C$ 401United Airlines

Sat, 9 May - Sat, 16 May

7:30 a.m. - 11:40 p.m.

YUL

SJU

15h 10m

1 stop

6:00 a.m. - 3:22 p.m.

SJU

YUL

10h 22m

1 stop

C$ 404American Airlines

Sun, 22 Feb - Fri, 27 Feb

2:13 p.m. - 10:22 p.m.

YUL

SJU

7h 09m

1 stop

8:05 a.m. - 3:16 p.m.

SJU

YUL

8h 11m

1 stop

C$ 408United Airlines

Sat, 7 Feb - Sat, 14 Feb

2:20 p.m. - 9:24 p.m.

YUL

SJU

7h 04m

1 stop

4:55 p.m. - 12:13 a.m.

SJU

YUL

7h 18m

1 stop

C$ 412United Airlines

Mon, 13 Apr - Wed, 15 Apr

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

YUL

SJU

7h 45m

1 stop

4:55 p.m. - 12:13 a.m.

SJU

YUL

7h 18m

1 stop

C$ 413United Airlines

Wed, 6 May - Thu, 14 May

2:13 p.m. - 10:22 p.m.

YUL

SJU

7h 09m

1 stop

8:05 a.m. - 3:16 p.m.

SJU

YUL

8h 11m

1 stop

C$ 415United Airlines

Thu, 19 Feb - Wed, 25 Feb

7:00 a.m. - 1:40 p.m.

YUL

SJU

6h 40m

1 stop

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

SJU

YUL

7h 20m

1 stop

C$ 422United Airlines

Tue, 24 Mar - Thu, 23 Apr

6:45 a.m. - 4:20 p.m.

YUL

SJU

9h 35m

1 stop

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

SJU

YUL

8h 20m

1 stop

C$ 423Arajet

Fri, 10 Apr - Sun, 19 Apr

2:13 p.m. - 10:22 p.m.

YUL

SJU

7h 09m

1 stop

8:05 a.m. - 3:16 p.m.

SJU

YUL

8h 11m

1 stop

C$ 424United Airlines

Sat, 7 Feb - Sat, 14 Feb

American Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan

Our best American Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to San Juan flight tickets

American Airlines

22 Feb

YUL7:30 a.m.Montreal Pierre Elliott Trudeau Intl

15h 10m

1 stop

SJU11:40 p.m.San Juan Luis Munoz Marin Intl

27 Feb

SJU6:00 a.m.San Juan Luis Munoz Marin Intl

10h 22m

1 stop

YUL3:22 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 404

American Airlines

23 Jan

YUL3:59 p.m.Montreal Pierre Elliott Trudeau Intl

6h 57m

1 stop

SJU11:56 p.m.San Juan Luis Munoz Marin Intl

30 Jan

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

9h 20m

1 stop

YUL3:20 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 433

American Airlines

8 Feb

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

7h 59m

1 stop

SJU3:59 p.m.San Juan Luis Munoz Marin Intl

18 Feb

SJU8:00 a.m.San Juan Luis Munoz Marin Intl

16h 29m

1 stop

YUL11:29 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 434

United Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to San Juan flight tickets

United Airlines

23 Feb

YUL3:00 p.m.Montreal Pierre Elliott Trudeau Intl

8h 36m

1 stop

SJU12:36 a.m.San Juan Luis Munoz Marin Intl

25 Feb

SJU8:05 a.m.San Juan Luis Munoz Marin Intl

8h 11m

1 stop

YUL3:16 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 397

United Airlines

9 May

YUL2:20 p.m.Montreal Pierre Elliott Trudeau Intl

7h 04m

1 stop

SJU9:24 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$ 401

United Airlines

7 Feb

YUL2:13 p.m.Montreal Pierre Elliott Trudeau Intl

7h 09m

1 stop

SJU10:22 p.m.San Juan Luis Munoz Marin Intl

14 Feb

SJU8:05 a.m.San Juan Luis Munoz Marin Intl

8h 11m

1 stop

YUL3:16 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 402

momondo Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

3:00 p.m.-12:36 a.m.

1 stop8h 36m

San Juan Luis Munoz Marin Intl

Wed 25/2

8:05 a.m.-3:16 p.m.

1 stop8h 11m

C$ 397

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sat 9/5

2:20 p.m.-9:24 p.m.

1 stop7h 04m

San Juan Luis Munoz Marin Intl

Sat 16/5

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

1 stop7h 20m

C$ 401

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sun 22/2

7:30 a.m.-11:40 p.m.

1 stop15h 10m

San Juan Luis Munoz Marin Intl

Fri 27/2

6:00 a.m.-3:22 p.m.

1 stop10h 22m

C$ 404

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sat 7/2

2:13 p.m.-10:22 p.m.

1 stop7h 09m

San Juan Luis Munoz Marin Intl

Sat 14/2

8:05 a.m.-3:16 p.m.

1 stop8h 11m

C$ 408

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

2:20 p.m.-9:24 p.m.

1 stop7h 04m

San Juan Luis Munoz Marin Intl

Wed 15/4

4:55 p.m.-12:13 a.m.

1 stop7h 18m

C$ 412

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

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

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Thu 14/5

4:55 p.m.-12:13 a.m.

1 stop7h 18m

C$ 413

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Thu 19/2

2:13 p.m.-10:22 p.m.

1 stop7h 09m

San Juan Luis Munoz Marin Intl

Wed 25/2

8:05 a.m.-3:16 p.m.

1 stop8h 11m

C$ 415

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Tue 24/3

7:00 a.m.-1:40 p.m.

1 stop6h 40m

San Juan Luis Munoz Marin Intl

Thu 23/4

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

1 stop7h 20m

C$ 422

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

6:45 a.m.-4:20 p.m.

1 stop9h 35m

San Juan Luis Munoz Marin Intl

Sun 19/4

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

1 stop8h 20m

C$ 423

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sat 7/2

2:13 p.m.-10:22 p.m.

1 stop7h 09m

San Juan Luis Munoz Marin Intl

Sat 14/2

8:05 a.m.-3:16 p.m.

1 stop8h 11m

C$ 424

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 Montreal Pierre Elliott Trudeau Intl Airport 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

Delays

What is the cheapest month to fly to San Juan?

The month of April is, on average, the cheapest month to fly to San Juan from Montreal Pierre Elliott Trudeau Intl Airport, with most prices found around C$ 487. If you aren’t able to travel to San Juan during the month of April, then flying in September is also cheap. Prices for this month can be found on momondo for an average of C$ 532.

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

According to our data, Tuesday is the cheapest day to fly to San Juan from Montreal Pierre Elliott Trudeau Intl Airport. The lowest ticket price found for a Tuesday departure recently was C$ 504. 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, Saturday is the most expensive day to depart from Montreal Pierre Elliott Trudeau Intl Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,141.

What is the cheapest Montreal Pierre Elliott Trudeau Intl to San Juan flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to San Juan Luis Munoz Marin Intl for the best Montreal Pierre Elliott Trudeau Intl - 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 Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around C$ 713 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from Montreal Pierre Elliott Trudeau Intl Airport for as low as C$ 506 on momondo.

What cabin class options are available on Montreal Pierre Elliott Trudeau Intl to San Juan flights?

There is only 1 cabin class available to choose from on Montreal Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to San Juan

Fastest flight time	4h 30m
Direct flights	Mon
Airports in San Juan	2 airports

The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to San Juan takes 4h 30m

Direct flights go from Montreal Pierre Elliott Trudeau Intl Airport to San Juan on Monday. There are no airlines offering direct flights.

There are 2 airports in San Juan. From Montreal Pierre Elliott Trudeau Intl Airport there are direct flights to San Juan Luis Munoz Marin Intl (SJU).

Search flight deals

How far is Montreal Pierre Elliott Trudeau Intl to San Juan by plane?
The distance between Montreal Pierre Elliott Trudeau Intl and San Juan is about 3081.5 km. A reasonable flight in good conditions will take 4h 30m.
When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan?
Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan are updated daily.
How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan?
There are 6 operators available for flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan as of January 2026.
How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to San Juan?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal Pierre Elliott Trudeau Intl Airport to San Juan.
What documentation or ID do you need to fly to San Juan?
The travel and health documents required for your trip to San Juan can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Juan. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to San Juan

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to San Juan with momondo

Airline	Rating	Free Cancellation	Price
Arajet	PriceFrom C$ 220	Free Cancellation	Rating 6.5 42 reviews	Search Arajet flights
American Airlines	PriceFrom C$ 292	Free Cancellation	Rating 7.2 11,177 reviews	Search American Airlines flights
Air Canada	PriceFrom C$ 325	Free Cancellation	Rating 7.1 10,648 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 381	Free Cancellation	Rating 7.4 9,192 reviews	Search United Airlines flights
Air Transat	PriceFrom C$ 474	Free Cancellation	Rating 7.7 500 reviews	Search Air Transat flights
WestJet	PriceFrom C$ 647	Free Cancellation	Rating 7.2 3,246 reviews	Search WestJet flights

Why use momondo?

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

It is quick and easy to find Montreal to San Juan flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Juan that suits you.

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

Yes. momondo allows you to filter the results for Montreal to San Juan flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Juan from Montreal.

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

Price alerts on flights to San Juan from Montreal 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.

An easier way to manage your San Juan trip

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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 Montreal Pierre Elliott Trudeau Intl Airport

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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan from C$ 224

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Big names, great deals

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Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan

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American Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan

Our best American Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to San Juan flight tickets

United Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to San Juan flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan that are best for you.

See travel insights to San Juan from

How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to San Juan

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 Montreal Pierre Elliott Trudeau Intl to San Juan flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to San Juan Luis Munoz Marin Intl for the best Montreal Pierre Elliott Trudeau Intl - San Juan flight prices

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

What cabin class options are available on Montreal Pierre Elliott Trudeau Intl to San Juan flights?

There is only 1 cabin class available to choose from on Montreal Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl to San Juan?

United Airlines and American Airlines are the most popular carriers operating from Montreal Pierre Elliott Trudeau Intl to San Juan

Which airlines fly to San Juan?

How often are flights from Montreal to San Juan delayed?

Historically, on average around 19% of flights between Montreal and San Juan have experienced a delay on any given week. The average delay length over the past 12 months has been 43 minutes.

What is the most punctual flight time for Montreal to San Juan flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Montreal to San Juan flights?

According to our data, Air Canada Rouge has had the least delays on this route over the last 12 months, with about 37% of their flights experiencing any sort of delay.

Cheap Montreal Pierre Elliott Trudeau Intl Airport to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to San Juan

Fastest flight time

Direct flights

Airports in San Juan

How far is Montreal Pierre Elliott Trudeau Intl to San Juan by plane?

When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan?

How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to San Juan?

How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to San Juan?

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

Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to San Juan

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to San Juan with momondo

Why use momondo?

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

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

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

I’m not ready to book a flight from Montreal 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