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Cheap flights from Ontario to Santiago de los Caballeros from C$ 447

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Santiago de los Caballeros departing on 8/11. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Santiago de los Caballeros

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:10 a.m. - 10:52 p.m.
YUL
-
STI
16h 42m
2 stops
United Airlines Logo
2:07 p.m. - 10:40 a.m.
STI
-
YUL
20h 33m
2 stops
C$ 836United Airlines
Sat, 12 Sep - Sat, 19 Sep
United Airlines Logo
3:25 p.m. - 3:12 p.m.
YUL
-
STI
23h 47m
1 stop
United Airlines Logo
6:00 a.m. - 10:06 p.m.
STI
-
YUL
16h 06m
1 stop
C$ 838United Airlines
Sat, 5 Sep - Sat, 12 Sep
United Airlines Logo
11:23 a.m. - 3:12 p.m.
YUL
-
STI
27h 49m
1 stop
United Airlines Logo
5:00 a.m. - 1:28 p.m.
STI
-
YUL
8h 28m
1 stop
C$ 839United Airlines
Fri, 23 Oct - Sat, 31 Oct
United Airlines Logo
11:23 a.m. - 10:52 p.m.
YUL
-
STI
11h 29m
1 stop
United Airlines Logo
2:07 p.m. - 10:06 p.m.
STI
-
YUL
7h 59m
1 stop
C$ 844United Airlines
Tue, 15 Sep - Tue, 22 Sep
United Airlines Logo
6:00 a.m. - 10:52 p.m.
YUL
-
STI
16h 52m
1 stop
United Airlines Logo
4:23 p.m. - 2:40 p.m.
STI
-
YUL
22h 17m
2 stops
C$ 849United Airlines
Sat, 19 Sep - Sun, 27 Sep
United Airlines Logo
6:00 a.m. - 10:52 p.m.
YUL
-
STI
16h 52m
1 stop
United Airlines Logo
4:23 p.m. - 2:40 p.m.
STI
-
YUL
22h 17m
2 stops
C$ 851United Airlines
Sat, 19 Sep - Sun, 27 Sep
United Airlines Logo
9:45 a.m. - 3:12 p.m.
YUL
-
STI
29h 27m
2 stops
United Airlines Logo
4:23 p.m. - 2:40 p.m.
STI
-
YUL
22h 17m
2 stops
C$ 856United Airlines
Sat, 19 Sep - Sun, 27 Sep
United Airlines Logo
9:45 a.m. - 3:12 p.m.
YUL
-
STI
29h 27m
2 stops
United Airlines Logo
4:23 p.m. - 2:40 p.m.
STI
-
YUL
22h 17m
2 stops
C$ 858United Airlines
Sat, 19 Sep - Sun, 27 Sep
American Airlines Logo
7:40 a.m. - 1:18 p.m.
YUL
-
STI
29h 38m
1 stop
American Airlines Logo
2:32 p.m. - 10:59 p.m.
STI
-
YUL
9h 27m
1 stop
C$ 861American Airlines
Wed, 28 Oct - Sun, 1 Nov
American Airlines Logo
7:14 a.m. - 8:49 p.m.
YUL
-
STI
12h 35m
2 stops
American Airlines Logo
2:32 p.m. - 10:59 p.m.
STI
-
YUL
9h 27m
1 stop
C$ 862American Airlines
Tue, 1 Dec - Thu, 10 Dec

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United Airlines flights from Region of Ontario to Santiago de los Caballeros

Our best United Airlines deals on Region of Ontario to Santiago de los Caballeros flight tickets
United Airlines
28 Oct
YYZ6:45 a.m.Toronto Pearson Intl
16h 06m
2 stops
STI10:51 p.m.Santiago de los Caballeros
2 Nov
STI6:00 a.m.Santiago de los Caballeros
16h 24m
1 stop
YYZ9:24 p.m.Toronto Pearson Intl
C$ 836
United Airlines
5 Sep
YUL3:25 p.m.Montreal Pierre Elliott Trudeau Intl
23h 47m
1 stop
STI3:12 p.m.Santiago de los Caballeros
12 Sep
STI6:00 a.m.Santiago de los Caballeros
16h 06m
1 stop
YUL10:06 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 838
United Airlines
23 Oct
YUL11:23 a.m.Montreal Pierre Elliott Trudeau Intl
27h 49m
1 stop
STI3:12 p.m.Santiago de los Caballeros
31 Oct
STI5:00 a.m.Santiago de los Caballeros
8h 28m
1 stop
YUL1:28 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 839

American Airlines flights from Region of Ontario to Santiago de los Caballeros

Our best American Airlines deals on Region of Ontario to Santiago de los Caballeros flight tickets
American Airlines
28 Oct
YYZ6:00 a.m.Toronto Pearson Intl
8h 12m
1 stop
STI2:12 p.m.Santiago de los Caballeros
4 Nov
STI4:36 p.m.Santiago de los Caballeros
8h 16m
1 stop
YYZ11:52 p.m.Toronto Pearson Intl
C$ 842
American Airlines
28 Oct
YUL7:40 a.m.Montreal Pierre Elliott Trudeau Intl
29h 38m
1 stop
STI1:18 p.m.Santiago de los Caballeros
1 Nov
STI2:32 p.m.Santiago de los Caballeros
9h 27m
1 stop
YUL10:59 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 861
American Airlines
1 Dec
YUL7:14 a.m.Montreal Pierre Elliott Trudeau Intl
12h 35m
2 stops
STI8:49 p.m.Santiago de los Caballeros
10 Dec
STI2:32 p.m.Santiago de los Caballeros
9h 27m
1 stop
YUL10:59 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 862

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario 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 11 July 2026.
Use the filters below to find and compare flights from Ontario 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

Sat 12/9

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

2 stops16h 42m

Santiago de los Caballeros

Sat 19/9

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

2 stops20h 33m

C$ 836

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

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

1 stop23h 47m

Santiago de los Caballeros

Sat 12/9

6:00 a.m.-10:06 p.m.

1 stop16h 06m

C$ 838

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Fri 23/10

11:23 a.m.-3:12 p.m.

1 stop27h 49m

Santiago de los Caballeros

Sat 31/10

5:00 a.m.-1:28 p.m.

1 stop8h 28m

C$ 839
Quickest round-trip

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

11:23 a.m.-10:52 p.m.

1 stop11h 29m

Santiago de los Caballeros

Tue 22/9

2:07 p.m.-10:06 p.m.

1 stop7h 59m

C$ 844

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

6:00 a.m.-10:52 p.m.

1 stop16h 52m

Santiago de los Caballeros

Sun 27/9

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

2 stops22h 17m

C$ 849

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

6:00 a.m.-10:52 p.m.

1 stop16h 52m

Santiago de los Caballeros

Sun 27/9

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

2 stops22h 17m

C$ 851

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

9:45 a.m.-3:12 p.m.

2 stops29h 27m

Santiago de los Caballeros

Sun 27/9

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

2 stops22h 17m

C$ 856

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

9:45 a.m.-3:12 p.m.

2 stops29h 27m

Santiago de los Caballeros

Sun 27/9

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

2 stops22h 17m

C$ 858

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Wed 28/10

7:40 a.m.-1:18 p.m.

1 stop29h 38m

Santiago de los Caballeros

Sun 1/11

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

1 stop9h 27m

C$ 861

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Tue 1/12

7:14 a.m.-8:49 p.m.

2 stops12h 35m

Santiago de los Caballeros

Thu 10/12

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

1 stop9h 27m

C$ 862

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 Region of Ontario 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, December is the cheapest month to fly from Region of Ontario to Santiago de los Caballeros. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 192. If you are unable to visit Santiago de los Caballeros during the month of December, then departing from Region of Ontario during the month February is also very affordable. Most momondo users find prices during this month for around C$ 606.

Can stopping save me money on Region of Ontario to Santiago de los Caballeros flights?

You could potentially save up to 13% on your flight if you consider stops on a Region of Ontario to Santiago de los Caballeros flight.

Cheap Region of Ontario to Santiago de los Caballeros flight deals and tips

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

Fastest flight time

6h 53m

Direct flights

None
The fastest flight from Region of Ontario to Santiago de los Caballeros takes 6h 53m
There are no direct flights from Region of Ontario to Santiago de los Caballeros. There are no popular flight routes from Region of Ontario to Santiago de los Caballeros.
Search flight deals

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

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

    Prices for flights from Ontario to Santiago de los Caballeros Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Ontario to Santiago de los Caballeros Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario 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.

Best airlines flying from Region of Ontario to Santiago de los Caballeros

Compare and see reviews for airlines that fly from Region of Ontario to Santiago de los Caballeros with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 650Free CancellationRating
7.4
9,976 reviews
Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Santiago de los Caballeros from Ontario.

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

momondo does allow users to show only those flights to Santiago de los Caballeros from Ontario which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Santiago de los Caballeros.

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

Of course. momondo tracks the price of Ontario to Santiago de los Caballeros flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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