In terms of precipitation, rainfall in Santiago de los Caballeros ranges from 77.0 - 294.0 mm per month. December is typically the wettest month, when rainfall can reach 294.0 mm. July is typically the driest time to visit Santiago de los Caballeros when rainfall is around 77.0 mm.

If weather is an important factor for your trip to Santiago de los Caballeros, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 C).

What is the cheapest time of day to fly from YUL to STI?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros as you normally would.

What airport do you fly into for flights to Santiago de los Caballeros from Montreal Pierre Elliott Trudeau Intl?

Santiago de los Caballeros (STI), located 10.9 km from the city centre, is the airport you fly into when you book flights from Montreal Pierre Elliott Trudeau Intl to Santiago de los Caballeros. 2 airlines have flights to Santiago from Montreal Pierre Elliott Trudeau Intl on a regular basis. Booking flights from Montreal Pierre Elliott Trudeau Intl to Santiago de los Caballeros should not be difficult; the airport handles an average of 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day.

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Santiago de los Caballeros?

Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Santiago de los Caballeros by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 466+ Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros

Cheap flight deals from Pierre Elliott Trudeau Intl to Santiago de los Caballeros

Enter your travel dates to find the best prices.

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Cheapest flights from Pierre Elliott Trudeau Intl to Santiago de los Caballeros
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Mon 5/1012:30 p.m. -

2 stops25h 42m

Mon 12/102:18 p.m. -

1 stop7h 12m

Deal found 5/9C$ 877

Fri 30/105:34 p.m. -

2 stops20h 41m

Sat 14/115:25 p.m. -

1 stop29h 01m

Deal found 3/9C$ 879

Mon 5/104:15 p.m. -

2 stops21h 57m

Sun 11/102:18 p.m. -

1 stop25h 09m

Deal found 3/9C$ 884

Fri 30/106:00 a.m. -

2 stops16h 51m

Fri 13/114:00 p.m. -

1 stop22h 28m

Deal found 4/9C$ 885

Tue 29/95:34 p.m. -

2 stops20h 41m

Wed 9/125:08 p.m. -

2 stops20h 15m

Deal found 1/9C$ 887

Fri 30/107:00 a.m. -

1 stop6h 53m

Sat 14/1112:55 p.m. -

1 stop9h 47m

Deal found 3/9C$ 891

Tue 29/911:23 a.m. -

1 stop25h 34m

Wed 9/1212:55 p.m. -

1 stop25h 15m

Deal found 1/9C$ 924

Wed 30/94:15 p.m. -

2 stops22h 00m

Wed 9/125:08 p.m. -

2 stops20h 15m

Deal found 6/9C$ 927

Tue 1/93:45 p.m. -

2 stops22h 50m

Thu 10/122:15 p.m. -

2 stops22h 10m

Deal found 1/9C$ 931

Wed 30/93:25 p.m. -

1 stop21h 32m

Thu 10/1212:55 p.m. -

1 stop25h 15m

Deal found 2/9C$ 934

Find flight deals from Pierre Elliott Trudeau Intl to Santiago de los Caballeros

Round-trip from	C$ 873
One-way from	C$ 466
Popular in	July
Cheapest in	March
Average price	C$ 1,016

American Airlines
4/2-13/2
2 total stops
16h 23m total
Montreal to Santiago de los Caballeros

Search Deals

United Airlines
22/10-31/12
2 total stops
24h 52m total
Montreal to Santiago de los Caballeros

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (C$ 185 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (C$ 43 potential savings vs. average RT price).

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Average for round-trip flights in September 2026

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSantiago de los Caballeros

YUL Montreal Pierre Elliott Trudeau Intl - STI Santiago de los Caballeros

YULSTI

Montreal Pierre Elliott Trudeau Intl

Thu 22/10

2:20 p.m.-3:12 p.m.

2 stops24h 52m

Santiago de los Caballeros

Wed 31/12

12:00 a.m.-11:30 p.m.

Nonstop0h 00m

C$ 466

MontrealSantiago de los Caballeros

YUL Montreal Pierre Elliott Trudeau Intl - STI Santiago de los Caballeros

YULSTI

Montreal Pierre Elliott Trudeau Intl

Tue 27/10

4:45 p.m.-10:51 p.m.

2 stops30h 06m

Santiago de los Caballeros

Wed 31/12

12:00 a.m.-11:30 p.m.

Nonstop0h 00m

C$ 466

MontrealSantiago de los Caballeros

YUL Montreal Pierre Elliott Trudeau Intl - STI Santiago de los Caballeros

YULSTI

Montreal Pierre Elliott Trudeau Intl

Fri 20/11

7:00 a.m.-11:49 a.m.

1 stop27h 49m

Santiago de los Caballeros

Wed 31/12

12:00 a.m.-11:30 p.m.

Nonstop0h 00m

C$ 473

MontrealSantiago de los Caballeros

YUL Montreal Pierre Elliott Trudeau Intl - STI Santiago de los Caballeros

YULSTI

Montreal Pierre Elliott Trudeau Intl

Thu 31/12

6:00 a.m.-2:53 p.m.

2 stops31h 53m

Santiago de los Caballeros

Wed 31/12

12:00 a.m.-11:30 p.m.

Nonstop0h 00m

C$ 483

MontrealSantiago de los Caballeros

YUL Montreal Pierre Elliott Trudeau Intl - STI Santiago de los Caballeros

YULSTI

Montreal Pierre Elliott Trudeau Intl

Wed 30/12

4:45 p.m.-11:51 p.m.

2 stops30h 06m

Santiago de los Caballeros

Wed 31/12

12:00 a.m.-11:30 p.m.

Nonstop0h 00m

C$ 484

MontrealSantiago de los Caballeros

YUL Montreal Pierre Elliott Trudeau Intl - STI Santiago de los Caballeros

YULSTI

Montreal Pierre Elliott Trudeau Intl

Thu 22/10

7:20 p.m.-10:28 a.m.

3 stops39h 08m

Santiago de los Caballeros

Wed 31/12

12:00 a.m.-11:30 p.m.

Nonstop0h 00m

C$ 506

Quickest round-trip

MontrealSantiago de los Caballeros

YUL Montreal Pierre Elliott Trudeau Intl - STI Santiago de los Caballeros

YULSTI

Montreal Pierre Elliott Trudeau Intl

Mon 12/10

3:25 p.m.-12:57 p.m.

1 stop21h 32m

Santiago de los Caballeros

Wed 31/12

12:00 a.m.-11:30 p.m.

Nonstop0h 00m

C$ 524

MontrealSantiago de los Caballeros

YUL Montreal Pierre Elliott Trudeau Intl - STI Santiago de los Caballeros

YULSTI

Montreal Pierre Elliott Trudeau Intl

Fri 30/10

6:00 a.m.-10:51 p.m.

2 stops16h 51m

Santiago de los Caballeros

Fri 13/11

4:00 p.m.-1:28 p.m.

1 stop22h 28m

C$ 885

MontrealSantiago de los Caballeros

YUL Montreal Pierre Elliott Trudeau Intl - STI Santiago de los Caballeros

YULSTI

Montreal Pierre Elliott Trudeau Intl

Fri 30/10

6:00 a.m.-10:51 p.m.

2 stops16h 51m

Santiago de los Caballeros

Sat 14/11

6:00 a.m.-9:17 p.m.

2 stops16h 17m

C$ 901

MontrealSantiago de los Caballeros

YUL Montreal Pierre Elliott Trudeau Intl - STI Santiago de los Caballeros

YULSTI

Montreal Pierre Elliott Trudeau Intl

Wed 30/9

3:25 p.m.-10:52 p.m.

1 stop7h 27m

Santiago de los Caballeros

Thu 10/12

6:00 a.m.-9:01 p.m.

2 stops16h 01m

C$ 924

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/9

Showing 1-10 of 13 resultsSorted by cheapest first

Best time to book a flight from Pierre Elliott Trudeau Intl to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Pierre Elliott Trudeau Intl with our price prediction graph.

YUL-STI

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 Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros?

Currently, March is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros (average of C$ 587). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros in July is currently the most expensive (average of C$ 1,342). 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.

Reviews of airlines servicing Santiago de los Caballeros

Read through reviews of airlines operating flights from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,173 reviews

Check prices

Reviews

1 / 20

6.0

Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

United Airlines

7.4

Good

10,173 reviews

United Airlines

7.4

Good

10,173 reviews

Check prices

Reviews

1 / 20

6.0

Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

American Airlines

7.1

Good

12,039 reviews

United Airlines

7.4

Good

10,173 reviews

Check prices

Reviews

1 / 20

6.0

Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

What airport do you fly into for flights to Santiago de los Caballeros from Montreal Pierre Elliott Trudeau Intl?
Santiago de los Caballeros (STI), located 10.9 km from the city centre, is the airport you fly into when you book flights from Montreal Pierre Elliott Trudeau Intl to Santiago de los Caballeros. 2 airlines have flights to Santiago from Montreal Pierre Elliott Trudeau Intl on a regular basis. Booking flights from Montreal Pierre Elliott Trudeau Intl to Santiago de los Caballeros should not be difficult; the airport handles an average of 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day.
How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros?
For as low as C$ 885, United Airlines can have you in Santiago de los Caballeros from Montreal Pierre Elliott Trudeau Intl Airport in 16h 51m. Montreal Pierre Elliott Trudeau Intl Airport and Santiago de los Caballeros are separated by a distance of 2910 km.
What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros round-trip?
According to our current data, United Airlines (C$ 668), and American Airlines (C$ 873) offers the cheapest pricing from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros. United Airlines is priced at 33% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Pierre Elliott Trudeau Intl to Santiago de los Caballeros that include hotel bookings?
Yes. In addition to deals on Pierre Elliott Trudeau Intl to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pierre Elliott Trudeau Intl to Santiago de los Caballeros?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Santiago de los Caballeros.
Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Santiago de los Caballeros?
Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Santiago de los Caballeros 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 Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros?
Currently, March is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros (average of C$ 587). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros in July is currently the most expensive (average of C$ 1,342). 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.

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Top 2 airlines flying from Pierre Elliott Trudeau Intl to Santiago de los Caballeros

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	CheapestC$ 668	AverageC$ 981	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
American Airlines	CheapestC$ 873	AverageC$ 1,204	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

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Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Santiago de los Caballeros with no change fees?

Need flexible booking options for your flight to Santiago de los Caballeros from Pierre Elliott Trudeau Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros from C$ 466

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Pierre Elliott Trudeau Intl to Santiago de los Caballeros

Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Santiago de los Caballeros that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Last-minute flights from Pierre Elliott Trudeau Intl to Santiago de los CaballerosDiscover last-minute flight deals from Pierre Elliott Trudeau Intl to Santiago de los Caballeros. Data last updated 6 September 2026 and is based on user searches.

Discover last-minute flight deals from Pierre Elliott Trudeau Intl to Santiago de los Caballeros. Data last updated 6 September 2026 and is based on user searches.

One-way flights from Pierre Elliott Trudeau Intl to Santiago de los CaballerosSearch for one-way flight options from Pierre Elliott Trudeau Intl to Santiago de los Caballeros. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

Search for one-way flight options from Pierre Elliott Trudeau Intl to Santiago de los Caballeros. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

Find flight deals from Pierre Elliott Trudeau Intl to Santiago de los Caballeros

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Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros that are best for you.

Best time to book a flight from Pierre Elliott Trudeau Intl to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Pierre Elliott Trudeau Intl with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros?

Reviews of airlines servicing Santiago de los Caballeros

Read through reviews of airlines operating flights from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Santiago de los Caballeros from Montreal Pierre Elliott Trudeau Intl?

How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros?

What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros round-trip?

Can I find deals for flights from Pierre Elliott Trudeau Intl to Santiago de los Caballeros that include hotel bookings?

How can I find direct flights from Pierre Elliott Trudeau Intl to Santiago de los Caballeros?

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Santiago de los Caballeros?

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Santiago de los Caballeros?

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Alternative routes for Pierre Elliott Trudeau Intl to Santiago de los Caballeros

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Direct flights to Dominican Republic

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Search flights from Pierre Elliott Trudeau Intl to Santiago de los Caballeros by cabin class

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Pierre Elliott Trudeau Intl and Santiago de los Caballeros flights

Browse other Pierre Elliott Trudeau Intl and Santiago de los Caballeros flight options. Last updated on 6 September 2026.

Other flights from Pierre Elliott Trudeau Intl

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Other flights to Santiago de los Caballeros

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Top 2 airlines flying from Pierre Elliott Trudeau Intl to Santiago de los Caballeros

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Last-minute flights from Pierre Elliott Trudeau Intl to Santiago de los Caballeros
Discover last-minute flight deals from Pierre Elliott Trudeau Intl to Santiago de los Caballeros. Data last updated 6 September 2026 and is based on user searches.

One-way flights from Pierre Elliott Trudeau Intl to Santiago de los Caballeros
Search for one-way flight options from Pierre Elliott Trudeau Intl to Santiago de los Caballeros. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.