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Cheap flights from Montreal to Santiago de los Caballeros from C$ 370

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 25/4. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Montreal to Santiago de los Caballeros

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:45 a.m. - 10:52 p.m.
YUL
-
STI
13h 07m
2 stops
United Airlines Logo
6:00 a.m. - 1:09 p.m.
STI
-
YUL
7h 09m
1 stop
C$ 764United Airlines
Tue, 26 May - Tue, 2 Jun
United Airlines Logo
3:25 p.m. - 10:52 p.m.
YUL
-
STI
7h 27m
1 stop
United Airlines Logo
6:00 a.m. - 1:09 p.m.
STI
-
YUL
7h 09m
1 stop
C$ 765United Airlines
Tue, 19 May - Sat, 30 May
United Airlines Logo
3:25 p.m. - 10:52 p.m.
YUL
-
STI
7h 27m
1 stop
United Airlines Logo
6:00 a.m. - 1:09 p.m.
STI
-
YUL
7h 09m
1 stop
C$ 775United Airlines
Tue, 26 May - Tue, 2 Jun
American Airlines Logo
7:29 a.m. - 12:23 p.m.
YUL
-
STI
28h 54m
2 stops
American Airlines Logo
7:03 a.m. - 11:29 p.m.
STI
-
YUL
16h 26m
1 stop
C$ 786American Airlines
Thu, 30 Apr - Sat, 30 May
American Airlines Logo
7:45 a.m. - 12:23 p.m.
YUL
-
STI
28h 38m
2 stops
American Airlines Logo
3:38 p.m. - 12:28 p.m.
STI
-
YUL
20h 50m
2 stops
C$ 791American Airlines
Thu, 30 Apr - Sat, 30 May
American Airlines Logo
4:16 p.m. - 12:23 p.m.
YUL
-
STI
20h 07m
2 stops
American Airlines Logo
1:21 p.m. - 12:28 p.m.
STI
-
YUL
23h 07m
1 stop
C$ 809American Airlines
Tue, 19 May - Sat, 30 May
United Airlines Logo
3:25 p.m. - 10:52 p.m.
YUL
-
STI
7h 27m
1 stop
United Airlines Logo
6:00 a.m. - 1:09 p.m.
STI
-
YUL
7h 09m
1 stop
C$ 824United Airlines
Thu, 30 Apr - Sat, 30 May
United Airlines Logo
9:45 a.m. - 12:57 p.m.
YUL
-
STI
27h 12m
2 stops
United Airlines Logo
2:07 p.m. - 10:40 a.m.
STI
-
YUL
20h 33m
2 stops
C$ 880United Airlines
Tue, 26 May - Tue, 2 Jun
United Airlines Logo
3:25 p.m. - 10:52 p.m.
YUL
-
STI
7h 27m
1 stop
United Airlines Logo
2:07 p.m. - 9:26 p.m.
STI
-
YUL
31h 19m
3 stops
C$ 889United Airlines
Tue, 19 May - Sat, 30 May
United Airlines Logo
6:10 a.m. - 12:57 p.m.
YUL
-
STI
30h 47m
2 stops
United Airlines Logo
4:23 p.m. - 2:40 p.m.
STI
-
YUL
22h 17m
2 stops
C$ 918United Airlines
Sun, 3 May - Sun, 10 May

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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
30 Apr
YUL7:29 a.m.Montreal Pierre Elliott Trudeau Intl
28h 54m
2 stops
STI12:23 p.m.Santiago de los Caballeros
30 May
STI7:03 a.m.Santiago de los Caballeros
16h 26m
1 stop
YUL11:29 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 786
American Airlines
30 Apr
YUL7:45 a.m.Montreal Pierre Elliott Trudeau Intl
28h 38m
2 stops
STI12:23 p.m.Santiago de los Caballeros
30 May
STI3:38 p.m.Santiago de los Caballeros
20h 50m
2 stops
YUL12:28 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 791
American Airlines
19 May
YUL4:16 p.m.Montreal Pierre Elliott Trudeau Intl
20h 07m
2 stops
STI12:23 p.m.Santiago de los Caballeros
30 May
STI1:21 p.m.Santiago de los Caballeros
23h 07m
1 stop
YUL12:28 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 809

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
26 May
YUL9:45 a.m.Montreal Pierre Elliott Trudeau Intl
13h 07m
2 stops
STI10:52 p.m.Santiago de los Caballeros
2 Jun
STI6:00 a.m.Santiago de los Caballeros
7h 09m
1 stop
YUL1:09 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 764
United Airlines
19 May
YUL3:25 p.m.Montreal Pierre Elliott Trudeau Intl
7h 27m
1 stop
STI10:52 p.m.Santiago de los Caballeros
30 May
STI6:00 a.m.Santiago de los Caballeros
7h 09m
1 stop
YUL1:09 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 765
United Airlines
26 May
YUL3:25 p.m.Montreal Pierre Elliott Trudeau Intl
7h 27m
1 stop
STI10:52 p.m.Santiago de los Caballeros
2 Jun
STI6:00 a.m.Santiago de los Caballeros
7h 09m
1 stop
YUL1:09 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 775

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 16 April 2026.
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

Cheapest round-trip

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Tue 26/5

9:45 a.m.-10:52 p.m.

2 stops13h 07m

Santiago de los Caballeros

Tue 2/6

6:00 a.m.-1:09 p.m.

1 stop7h 09m

C$ 764
Quickest round-trip

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Tue 19/5

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

1 stop7h 27m

Santiago de los Caballeros

Sat 30/5

6:00 a.m.-1:09 p.m.

1 stop7h 09m

C$ 765

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Tue 26/5

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

1 stop7h 27m

Santiago de los Caballeros

Tue 2/6

6:00 a.m.-1:09 p.m.

1 stop7h 09m

C$ 775

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

7:29 a.m.-12:23 p.m.

2 stops28h 54m

Santiago de los Caballeros

Sat 30/5

7:03 a.m.-11:29 p.m.

1 stop16h 26m

C$ 786

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

7:45 a.m.-12:23 p.m.

2 stops28h 38m

Santiago de los Caballeros

Sat 30/5

3:38 p.m.-12:28 p.m.

2 stops20h 50m

C$ 791

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Tue 19/5

4:16 p.m.-12:23 p.m.

2 stops20h 07m

Santiago de los Caballeros

Sat 30/5

1:21 p.m.-12:28 p.m.

1 stop23h 07m

C$ 809

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

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

1 stop7h 27m

Santiago de los Caballeros

Sat 30/5

6:00 a.m.-1:09 p.m.

1 stop7h 09m

C$ 824

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Tue 26/5

9:45 a.m.-12:57 p.m.

2 stops27h 12m

Santiago de los Caballeros

Tue 2/6

2:07 p.m.-10:40 a.m.

2 stops20h 33m

C$ 880

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Tue 19/5

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

1 stop7h 27m

Santiago de los Caballeros

Sat 30/5

2:07 p.m.-9:26 p.m.

3 stops31h 19m

C$ 889

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

6:10 a.m.-12:57 p.m.

2 stops30h 47m

Santiago de los Caballeros

Sun 10/5

4:23 p.m.-2:40 p.m.

2 stops22h 17m

C$ 918

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 typical price of a round-trip flight between Montreal and Santiago de los Caballeros?

What is the cheapest month to fly to Santiago de los Caballeros?

In general, August 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$ 616. If you are unable to visit Santiago de los Caballeros during the month of August, then departing from Montreal during the month November is also very affordable. Most momondo users find prices during this month for around C$ 710.

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

Fastest flight time

7h 27m

Direct flights

None
The fastest flight from Montreal to Santiago de los Caballeros takes 7h 27m
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

Frequently asked questions about flying from Montreal to Santiago de los Caballeros

  • 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 7h 27m 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$ 603Free CancellationRating
7.4
9,594 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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