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Cheap flights from Montreal to Santiago de los Caballeros from C$ 348

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 10/12. 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.
American Airlines Logo
4:00 p.m. - 3:32 p.m.YUL-STI
22h 32m2 stops
American Airlines Logo
6:00 a.m. - 10:40 p.m.STI-YUL
17h 40m2 stops
C$ 646American Airlines
Find Deal
mar., 2 dic. - mar., 9 dic.
American Airlines Logo
2:29 p.m. - 3:32 p.m.YUL-STI
24h 03m2 stops
American Airlines Logo
4:32 p.m. - 3:24 p.m.STI-YUL
23h 52m2 stops
C$ 679American Airlines
Find Deal
lun., 24 nov. - vie., 12 dic.
American Airlines Logo
3:59 p.m. - 3:32 p.m.YUL-STI
22h 33m2 stops
American Airlines Logo
6:00 a.m. - 10:59 p.m.STI-YUL
17h 59m2 stops
C$ 681American Airlines
Find Deal
lun., 24 nov. - vie., 12 dic.
United Airlines Logo
6:00 a.m. - 11:51 p.m.YUL-STI
16h 51m2 stops
United Airlines Logo
6:00 a.m. - 1:28 p.m.STI-YUL
8h 28m1 stop
C$ 712United Airlines
Find Deal
dom., 25 ene. - jue., 5 feb.
American Airlines Logo
7:14 a.m. - 10:56 p.m.YUL-STI
38h 42m2 stops
American Airlines Logo
4:32 p.m. - 12:20 p.m.STI-YUL
20h 48m2 stops
C$ 757American Airlines
Find Deal
dom., 30 nov. - sáb., 6 dic.
American Airlines Logo
7:14 a.m. - 3:45 p.m.YUL-STI
31h 31m2 stops
American Airlines Logo
4:32 p.m. - 1:49 p.m.STI-YUL
22h 17m2 stops
C$ 772American Airlines
Find Deal
sáb., 29 nov. - lun., 8 dic.
United Airlines Logo
6:00 a.m. - 11:51 p.m.YUL-STI
16h 51m2 stops
United Airlines Logo
12:52 p.m. - 3:16 p.m.STI-YUL
27h 24m2 stops
C$ 775United Airlines
Find Deal
sáb., 10 ene. - sáb., 28 feb.
United Airlines Logo
3:00 p.m. - 11:51 p.m.YUL-STI
7h 51m1 stop
United Airlines Logo
6:00 a.m. - 1:28 p.m.STI-YUL
8h 28m1 stop
C$ 820United Airlines
Find Deal
lun., 24 nov. - vie., 12 dic.
Multiple Airlines Logo
6:45 a.m. - 2:42 a.m.YUL-STI
18h 57m1 stop
Multiple Airlines Logo
3:43 a.m. - 3:10 p.m.STI-YUL
12h 27m1 stop
C$ 830Multiple Airlines
Find Deal
mié., 10 dic. - dom., 28 dic.
United Airlines Logo
3:00 p.m. - 11:51 p.m.YUL-STI
7h 51m1 stop
United Airlines Logo
6:00 a.m. - 9:17 p.m.STI-YUL
16h 17m2 stops
C$ 837United Airlines
Find Deal
sáb., 29 nov. - sáb., 6 dic.

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
25 Jan
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
16h 51m
2 stops
STI11:51 p.m.Santiago de los Caballeros
5 Feb
STI6:00 a.m.Santiago de los Caballeros
8h 28m
1 stop
YUL1:28 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 712
Find similar
United Airlines
10 Jan
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
16h 51m
2 stops
STI11:51 p.m.Santiago de los Caballeros
28 Feb
STI12:52 p.m.Santiago de los Caballeros
27h 24m
2 stops
YUL3:16 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 775
Find similar
United Airlines
6 Nov
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
6h 53m
1 stop
STI2:53 p.m.Santiago de los Caballeros
12 Nov
STI6:00 a.m.Santiago de los Caballeros
8h 28m
1 stop
YUL1:28 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 790
Find similar

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
2 Dec
YUL4:00 p.m.Montreal Pierre Elliott Trudeau Intl
22h 32m
2 stops
STI3:32 p.m.Santiago de los Caballeros
9 Dec
STI6:00 a.m.Santiago de los Caballeros
17h 40m
2 stops
YUL10:40 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 646
Find similar
American Airlines
24 Nov
YUL2:29 p.m.Montreal Pierre Elliott Trudeau Intl
24h 03m
2 stops
STI3:32 p.m.Santiago de los Caballeros
12 Dec
STI4:32 p.m.Santiago de los Caballeros
23h 52m
2 stops
YUL3:24 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 679
Find similar
American Airlines
24 Nov
YUL3:59 p.m.Montreal Pierre Elliott Trudeau Intl
22h 33m
2 stops
STI3:32 p.m.Santiago de los Caballeros
12 Dec
STI6:00 a.m.Santiago de los Caballeros
17h 59m
2 stops
YUL10:59 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 681
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 4 noviembre 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

mar. 2/12

4:00 p.m.-3:32 p.m.

2 stops22h 32m

Santiago de los Caballeros

mar. 9/12

6:00 a.m.-10:40 p.m.

2 stops17h 40m

C$ 646

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

lun. 24/11

2:29 p.m.-3:32 p.m.

2 stops24h 03m

Santiago de los Caballeros

vie. 12/12

4:32 p.m.-3:24 p.m.

2 stops23h 52m

C$ 679

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

lun. 24/11

3:59 p.m.-3:32 p.m.

2 stops22h 33m

Santiago de los Caballeros

vie. 12/12

6:00 a.m.-10:59 p.m.

2 stops17h 59m

C$ 681

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

dom. 25/1

6:00 a.m.-11:51 p.m.

2 stops16h 51m

Santiago de los Caballeros

jue. 5/2

6:00 a.m.-1:28 p.m.

1 stop8h 28m

C$ 712

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

dom. 30/11

7:14 a.m.-10:56 p.m.

2 stops38h 42m

Santiago de los Caballeros

sáb. 6/12

4:32 p.m.-12:20 p.m.

2 stops20h 48m

C$ 757

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

sáb. 29/11

7:14 a.m.-3:45 p.m.

2 stops31h 31m

Santiago de los Caballeros

lun. 8/12

4:32 p.m.-1:49 p.m.

2 stops22h 17m

C$ 772

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

sáb. 10/1

6:00 a.m.-11:51 p.m.

2 stops16h 51m

Santiago de los Caballeros

sáb. 28/2

12:52 p.m.-3:16 p.m.

2 stops27h 24m

C$ 775

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

lun. 24/11

3:00 p.m.-11:51 p.m.

1 stop7h 51m

Santiago de los Caballeros

vie. 12/12

6:00 a.m.-1:28 p.m.

1 stop8h 28m

C$ 820

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

mié. 10/12

6:45 a.m.-2:42 a.m.

1 stop18h 57m

Santiago de los Caballeros

dom. 28/12

3:43 a.m.-3:10 p.m.

1 stop12h 27m

C$ 830

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

sáb. 29/11

3:00 p.m.-11:51 p.m.

1 stop7h 51m

Santiago de los Caballeros

sáb. 6/12

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

2 stops16h 17m

C$ 837

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$ 694. 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$ 844. 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$ 651. 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.
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  • 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$ 616Free CancellationRating
7.4
9,002 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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