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Cheap flights from Montreal to Santiago de los Caballeros from C$ 300

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Santiago de los Caballeros departing on 7/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Montreal to Santiago de los Caballeros

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:25 p.m. - 12:06 p.m.YUL-STI
17h 41m2 stops
Multiple Airlines Logo
3:43 a.m. - 4:23 p.m.STI-YUL
13h 40m1 stop
C$ 581Multiple Airlines
Find Deal
Fri, 5 Dec - Wed, 10 Dec
Multiple Airlines Logo
8:00 a.m. - 2:42 a.m.YUL-STI
17h 42m1 stop
Multiple Airlines Logo
3:43 a.m. - 4:23 p.m.STI-YUL
13h 40m1 stop
C$ 589Multiple Airlines
Find Deal
Mon, 8 Dec - Mon, 29 Dec
Multiple Airlines Logo
5:25 p.m. - 12:06 p.m.YUL-STI
17h 41m2 stops
Multiple Airlines Logo
3:43 a.m. - 4:23 p.m.STI-YUL
13h 40m1 stop
C$ 598Multiple Airlines
Find Deal
Fri, 5 Dec - Mon, 29 Dec
Multiple Airlines Logo
8:00 a.m. - 2:42 a.m.YUL-STI
17h 42m1 stop
Multiple Airlines Logo
3:43 a.m. - 4:23 p.m.STI-YUL
13h 40m1 stop
C$ 603Multiple Airlines
Find Deal
Sun, 7 Dec - Mon, 29 Dec
Multiple Airlines Logo
8:00 a.m. - 2:42 a.m.YUL-STI
17h 42m1 stop
Multiple Airlines Logo
3:43 a.m. - 4:55 p.m.STI-YUL
14h 12m2 stops
C$ 622Multiple Airlines
Find Deal
Mon, 8 Dec - Thu, 25 Dec
Multiple Airlines Logo
8:00 a.m. - 2:42 a.m.YUL-STI
17h 42m1 stop
Multiple Airlines Logo
3:43 a.m. - 4:55 p.m.STI-YUL
14h 12m2 stops
C$ 636Multiple Airlines
Find Deal
Sun, 7 Dec - Thu, 25 Dec
Multiple Airlines Logo
5:25 p.m. - 3:33 p.m.YUL-STI
21h 08m2 stops
Multiple Airlines Logo
4:40 p.m. - 4:28 p.m.STI-YUL
24h 48m1 stop
C$ 637Multiple Airlines
Find Deal
Thu, 22 Jan - Thu, 19 Feb
Multiple Airlines Logo
8:00 a.m. - 3:33 p.m.YUL-STI
30h 33m1 stop
Multiple Airlines Logo
4:40 p.m. - 4:28 p.m.STI-YUL
24h 48m1 stop
C$ 643Multiple Airlines
Find Deal
Thu, 22 Jan - Thu, 19 Feb
Multiple Airlines Logo
5:25 p.m. - 12:06 p.m.YUL-STI
17h 41m2 stops
Multiple Airlines Logo
3:43 a.m. - 4:23 p.m.STI-YUL
13h 40m1 stop
C$ 654Multiple Airlines
Find Deal
Fri, 5 Dec - Tue, 30 Dec
Multiple Airlines Logo
8:00 a.m. - 2:42 a.m.YUL-STI
17h 42m1 stop
Multiple Airlines Logo
3:43 a.m. - 4:23 p.m.STI-YUL
13h 40m1 stop
C$ 660Multiple Airlines
Find Deal
Mon, 8 Dec - Tue, 30 Dec

American Airlines flights from Montreal to Santiago de los Caballeros

Our best American Airlines deals on Montreal to Santiago de los Caballeros flight tickets
American Airlines
8 Jan
YUL3:59 p.m.Montreal Pierre Elliott Trudeau Intl
22h 33m
2 stops
STI3:32 p.m.Santiago de los Caballeros
20 Jan
STI6:00 a.m.Santiago de los Caballeros
10h 20m
2 stops
YUL3:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 665
Find similar
American Airlines
8 Jan
YUL2:25 p.m.Montreal Pierre Elliott Trudeau Intl
24h 07m
2 stops
STI3:32 p.m.Santiago de los Caballeros
20 Jan
STI6:00 a.m.Santiago de los Caballeros
10h 20m
2 stops
YUL3:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 667
Find similar

United Airlines flights from Montreal to Santiago de los Caballeros

Our best United Airlines deals on Montreal to Santiago de los Caballeros flight tickets
United Airlines
4 Mar
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
16h 51m
2 stops
STI11:51 p.m.Santiago de los Caballeros
11 Mar
STI3:00 p.m.Santiago de los Caballeros
24h 16m
2 stops
YUL3:16 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 711
Find similar
United Airlines
24 Nov
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
6h 53m
1 stop
STI2:53 p.m.Santiago de los Caballeros
12 Dec
STI6:00 a.m.Santiago de los Caballeros
8h 28m
1 stop
YUL1:28 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 741
Find similar
United Airlines
24 Nov
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
16h 51m
2 stops
STI11:51 p.m.Santiago de los Caballeros
12 Dec
STI4:00 p.m.Santiago de los Caballeros
24h 16m
2 stops
YUL3:16 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 742
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal to Santiago de los Caballeros 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 18 November 2025.
Use the filters below to find and compare flights from Montreal to Santiago de los Caballeros that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Fri 5/12

5:25 p.m.-12:06 p.m.

2 stops17h 41m

Santiago de los Caballeros

Wed 10/12

3:43 a.m.-4:23 p.m.

1 stop13h 40m

C$ 581

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Mon 8/12

8:00 a.m.-2:42 a.m.

1 stop17h 42m

Santiago de los Caballeros

Mon 29/12

3:43 a.m.-4:23 p.m.

1 stop13h 40m

C$ 589

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Fri 5/12

5:25 p.m.-12:06 p.m.

2 stops17h 41m

Santiago de los Caballeros

Mon 29/12

3:43 a.m.-4:23 p.m.

1 stop13h 40m

C$ 598

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Sun 7/12

8:00 a.m.-2:42 a.m.

1 stop17h 42m

Santiago de los Caballeros

Mon 29/12

3:43 a.m.-4:23 p.m.

1 stop13h 40m

C$ 603

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Mon 8/12

8:00 a.m.-2:42 a.m.

1 stop17h 42m

Santiago de los Caballeros

Thu 25/12

3:43 a.m.-4:55 p.m.

2 stops14h 12m

C$ 622

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Sun 7/12

8:00 a.m.-2:42 a.m.

1 stop17h 42m

Santiago de los Caballeros

Thu 25/12

3:43 a.m.-4:55 p.m.

2 stops14h 12m

C$ 636

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Thu 22/1

5:25 p.m.-3:33 p.m.

2 stops21h 08m

Santiago de los Caballeros

Thu 19/2

4:40 p.m.-4:28 p.m.

1 stop24h 48m

C$ 637

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Thu 22/1

8:00 a.m.-3:33 p.m.

1 stop30h 33m

Santiago de los Caballeros

Thu 19/2

4:40 p.m.-4:28 p.m.

1 stop24h 48m

C$ 643

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Fri 5/12

5:25 p.m.-12:06 p.m.

2 stops17h 41m

Santiago de los Caballeros

Tue 30/12

3:43 a.m.-4:23 p.m.

1 stop13h 40m

C$ 654

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Mon 8/12

8:00 a.m.-2:42 a.m.

1 stop17h 42m

Santiago de los Caballeros

Tue 30/12

3:43 a.m.-4:23 p.m.

1 stop13h 40m

C$ 660

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Santiago de los Caballeros from

How to get the cheapest flight ticket from Montreal to Santiago de los Caballeros

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 Santiago de los Caballeros?

In general, January is the cheapest month to fly from Montreal to Santiago de los Caballeros. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 355. If you are unable to visit Santiago de los Caballeros during the month of January, then departing from Montreal during the month August is also very affordable. Most momondo users find prices during this month for around C$ 629.

What is the cheapest day to depart on your flight to Santiago de los Caballeros?

On average, the least expensive day to fly to Santiago de los Caballeros from Montreal is on a Friday. momondo users have found tickets for Friday departures for as low as C$ 693. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around C$ 843. These prices are subject to change though, so be sure to set up a Price Alert for flights to Santiago de los Caballeros.

What is the cheapest time of day to depart on your flight to Santiago de los Caballeros?

Our most recent data shows that the best time of day to fly to Santiago de los Caballeros is in the afternoon. Flights from Montreal to Santiago de los Caballeros during this time can be as low as C$ 650. Flights in the morning are often more expensive with an average ticket price of C$ 752.

When to book flights from Montreal to Santiago de los Caballeros

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to Santiago de los Caballeros according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal to Santiago de los Caballeros (YMQ to STI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Santiago de los Caballeros

Direct flights

None
There are no direct flights from Montreal to Santiago de los Caballeros. There are no popular flight routes from Montreal to Santiago de los Caballeros.
Search flight deals

  • How far is Montreal to Santiago de los Caballeros by plane?

    There are 2906.2 km between Montreal and Santiago de los Caballeros. Typically, this will take 6h 53m by plane in normal conditions.

  • When did momondo last update prices for flights from Montreal to Santiago de los Caballeros Airport?

    Prices for flights from Montreal to Santiago de los Caballeros Airport are updated daily.

  • How many operators does momondo search for flights from Montreal to Santiago de los Caballeros Airport?

  • How old do you have to be to fly from Montreal to Santiago de los Caballeros 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 Montreal to Santiago de los Caballeros Airport.

  • What documentation or ID do you need to fly to Santiago de los Caballeros Airport?

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

  • What is the most popular airline from Montreal to Santiago de los Caballeros?

Best airlines flying from Montreal to Santiago de los Caballeros

Compare and see reviews for airlines that fly from Montreal to Santiago de los Caballeros with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 615Free CancellationRating
7.4
9,019 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Santiago de los Caballeros?

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 Montreal to Santiago de los Caballeros for you.

Can I find flights from Montreal to Santiago de los Caballeros with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Montreal to Santiago de los Caballeros flights to just show those with flexible booking policies.

How can momondo help me find flights from Montreal to Santiago de los Caballeros?

momondo provides multiple filters to help you find the best flight to Santiago de los Caballeros from Montreal. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Montreal to Santiago de los Caballeros right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Montreal to Santiago de los Caballeros flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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