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Cheap flights from Montreal to Santiago de los Caballeros from C$ 441

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 14/6. 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.
United Airlines Logo
6:00 a.m. - 12:57 p.m.
YUL
-
STI
6h 57m
1 stop
United Airlines Logo
4:23 p.m. - 4:10 p.m.
STI
-
YUL
23h 47m
1 stop
C$ 817United Airlines
Tue, 20 Oct - Fri, 23 Oct
United Airlines Logo
6:10 a.m. - 10:52 p.m.
YUL
-
STI
16h 42m
2 stops
United Airlines Logo
6:00 a.m. - 4:21 p.m.
STI
-
YUL
11h 21m
1 stop
C$ 818United Airlines
Sat, 17 Oct - Tue, 3 Nov
United Airlines Logo
6:00 a.m. - 3:12 p.m.
YUL
-
STI
9h 12m
1 stop
United Airlines Logo
4:23 p.m. - 10:40 a.m.
STI
-
YUL
18h 17m
2 stops
C$ 819United Airlines
Tue, 20 Oct - Fri, 23 Oct
United Airlines Logo
2:20 p.m. - 12:57 p.m.
YUL
-
STI
22h 37m
2 stops
United Airlines Logo
4:00 p.m. - 1:51 p.m.
STI
-
YUL
22h 51m
2 stops
C$ 821United Airlines
Sat, 17 Oct - Tue, 3 Nov
American Airlines Logo
7:14 a.m. - 9:03 p.m.
YUL
-
STI
13h 49m
1 stop
American Airlines Logo
7:00 a.m. - 11:26 p.m.
STI
-
YUL
16h 26m
1 stop
C$ 828American Airlines
Fri, 21 Aug - Wed, 26 Aug
American Airlines Logo
7:55 a.m. - 9:03 p.m.
YUL
-
STI
13h 08m
2 stops
American Airlines Logo
7:00 a.m. - 11:26 p.m.
STI
-
YUL
16h 26m
1 stop
C$ 833American Airlines
Fri, 21 Aug - Wed, 26 Aug
American Airlines Logo
7:55 a.m. - 9:03 p.m.
YUL
-
STI
13h 08m
2 stops
American Airlines Logo
7:00 a.m. - 9:44 p.m.
STI
-
YUL
14h 44m
2 stops
C$ 840American Airlines
Fri, 21 Aug - Wed, 26 Aug
American Airlines Logo
7:55 a.m. - 12:22 p.m.
YUL
-
STI
28h 27m
1 stop
American Airlines Logo
2:32 p.m. - 10:59 p.m.
STI
-
YUL
9h 27m
1 stop
C$ 855American Airlines
Sat, 17 Oct - Tue, 3 Nov
American Airlines Logo
7:14 a.m. - 9:03 p.m.
YUL
-
STI
13h 49m
1 stop
American Airlines Logo
3:31 p.m. - 11:44 a.m.
STI
-
YUL
20h 13m
2 stops
C$ 903American Airlines
Fri, 7 Aug - Mon, 31 Aug
American Airlines Logo
1:03 p.m. - 12:12 p.m.
YUL
-
STI
23h 09m
1 stop
American Airlines Logo
1:15 p.m. - 9:38 p.m.
STI
-
YUL
8h 23m
1 stop
C$ 922American Airlines
Sat, 13 Jun - Sat, 27 Jun

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
20 Oct
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
6h 57m
1 stop
STI12:57 p.m.Santiago de los Caballeros
23 Oct
STI4:23 p.m.Santiago de los Caballeros
23h 47m
1 stop
YUL4:10 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 817
United Airlines
17 Oct
YUL6:10 a.m.Montreal Pierre Elliott Trudeau Intl
16h 42m
2 stops
STI10:52 p.m.Santiago de los Caballeros
3 Nov
STI6:00 a.m.Santiago de los Caballeros
11h 21m
1 stop
YUL4:21 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 818
United Airlines
20 Oct
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
9h 12m
1 stop
STI3:12 p.m.Santiago de los Caballeros
23 Oct
STI4:23 p.m.Santiago de los Caballeros
18h 17m
2 stops
YUL10:40 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 819

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
21 Aug
YUL7:14 a.m.Montreal Pierre Elliott Trudeau Intl
13h 49m
1 stop
STI9:03 p.m.Santiago de los Caballeros
26 Aug
STI7:00 a.m.Santiago de los Caballeros
16h 26m
1 stop
YUL11:26 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 828
American Airlines
21 Aug
YUL7:55 a.m.Montreal Pierre Elliott Trudeau Intl
13h 08m
2 stops
STI9:03 p.m.Santiago de los Caballeros
26 Aug
STI7:00 a.m.Santiago de los Caballeros
16h 26m
1 stop
YUL11:26 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 833
American Airlines
21 Aug
YUL7:55 a.m.Montreal Pierre Elliott Trudeau Intl
13h 08m
2 stops
STI9:03 p.m.Santiago de los Caballeros
26 Aug
STI7:00 a.m.Santiago de los Caballeros
14h 44m
2 stops
YUL9:44 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 840

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 May 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 20/10

6:00 a.m.-12:57 p.m.

1 stop6h 57m

Santiago de los Caballeros

Fri 23/10

4:23 p.m.-4:10 p.m.

1 stop23h 47m

C$ 817

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Sat 17/10

6:10 a.m.-10:52 p.m.

2 stops16h 42m

Santiago de los Caballeros

Tue 3/11

6:00 a.m.-4:21 p.m.

1 stop11h 21m

C$ 818
Quickest round-trip

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Tue 20/10

6:00 a.m.-3:12 p.m.

1 stop9h 12m

Santiago de los Caballeros

Fri 23/10

4:23 p.m.-10:40 a.m.

2 stops18h 17m

C$ 819

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Sat 17/10

2:20 p.m.-12:57 p.m.

2 stops22h 37m

Santiago de los Caballeros

Tue 3/11

4:00 p.m.-1:51 p.m.

2 stops22h 51m

C$ 821

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Fri 21/8

7:14 a.m.-9:03 p.m.

1 stop13h 49m

Santiago de los Caballeros

Wed 26/8

7:00 a.m.-11:26 p.m.

1 stop16h 26m

C$ 828

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Fri 21/8

7:55 a.m.-9:03 p.m.

2 stops13h 08m

Santiago de los Caballeros

Wed 26/8

7:00 a.m.-11:26 p.m.

1 stop16h 26m

C$ 833

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Fri 21/8

7:55 a.m.-9:03 p.m.

2 stops13h 08m

Santiago de los Caballeros

Wed 26/8

7:00 a.m.-9:44 p.m.

2 stops14h 44m

C$ 840

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Sat 17/10

7:55 a.m.-12:22 p.m.

1 stop28h 27m

Santiago de los Caballeros

Tue 3/11

2:32 p.m.-10:59 p.m.

1 stop9h 27m

C$ 855

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Fri 7/8

7:14 a.m.-9:03 p.m.

1 stop13h 49m

Santiago de los Caballeros

Mon 31/8

3:31 p.m.-11:44 a.m.

2 stops20h 13m

C$ 903

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Sat 13/6

1:03 p.m.-12:12 p.m.

1 stop23h 09m

Santiago de los Caballeros

Sat 27/6

1:15 p.m.-9:38 p.m.

1 stop8h 23m

C$ 922

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest 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, March 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$ 287. If you are unable to visit Santiago de los Caballeros during the month of March, then departing from Montreal during the month August is also very affordable. Most momondo users find prices during this month for around C$ 342.

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

6h 57m

Direct flights

None
The fastest flight from Montreal to Santiago de los Caballeros takes 6h 57m
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 6h 57m 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
9,737 reviews
Search United Airlines flights
American AirlinesPriceFrom C$ 891Free CancellationRating
7.1
11,648 reviews
Search American 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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