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Cheap flights from Montreal to Santiago de los Caballeros from C$ 625

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 24/12. 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

Multiple Airlines Logo
6:35 p.m. - 10:38 a.m.YUL-STI
40h 03m2 stops
Multiple Airlines Logo
11:43 a.m. - 4:28 p.m.STI-YUL
28h 45m1 stop
C$ 652Multiple Airlines
Find Deal
vie., 17 oct. - vie., 31 oct.
United Airlines Logo
6:00 a.m. - 3:12 p.m.YUL-STI
9h 12m1 stop
United Airlines Logo
2:07 p.m. - 10:06 p.m.STI-YUL
7h 59m1 stop
C$ 655United Airlines
Find Deal
mar., 14 oct. - mar., 21 oct.
United Airlines Logo
9:45 a.m. - 1:46 a.m.YUL-STI
16h 01m2 stops
United Airlines Logo
2:07 p.m. - 10:40 a.m.STI-YUL
20h 33m2 stops
C$ 671United Airlines
Find Deal
mar., 7 oct. - jue., 23 oct.
American Airlines Logo
3:44 p.m. - 12:13 p.m.YUL-STI
20h 29m2 stops
American Airlines Logo
1:14 p.m. - 11:40 a.m.STI-YUL
22h 26m2 stops
C$ 684American Airlines
Find Deal
lun., 6 oct. - sáb., 11 oct.
Delta Logo
6:00 a.m. - 7:06 p.m.YUL-STI
13h 06m2 stops
Delta Logo
8:31 p.m. - 5:34 p.m.STI-YUL
21h 03m2 stops
C$ 703Delta
Find Deal
mar., 14 oct. - mar., 21 oct.
United Airlines Logo
6:00 a.m. - 12:57 p.m.YUL-STI
6h 57m1 stop
United Airlines Logo
6:00 a.m. - 1:09 p.m.STI-YUL
7h 09m1 stop
C$ 735United Airlines
Find Deal
lun., 13 oct. - sáb., 25 oct.
American Airlines Logo
7:00 a.m. - 9:24 p.m.YUL-STI
13h 24m1 stop
American Airlines Logo
4:35 p.m. - 11:15 p.m.STI-YUL
7h 40m1 stop
C$ 754American Airlines
Find Deal
jue., 15 ene. - lun., 19 ene.
American Airlines Logo
2:25 p.m. - 12:55 p.m.YUL-STI
21h 30m2 stops
American Airlines Logo
7:00 a.m. - 11:15 p.m.STI-YUL
17h 15m1 stop
C$ 761American Airlines
Find Deal
jue., 15 ene. - lun., 19 ene.
United Airlines Logo
4:30 p.m. - 1:46 a.m.YUL-STI
33h 16m2 stops
United Airlines Logo
3:00 p.m. - 4:28 p.m.STI-YUL
25h 28m2 stops
C$ 765United Airlines
Find Deal
vie., 17 oct. - vie., 31 oct.
Delta Logo
6:00 a.m. - 11:54 p.m.YUL-STI
16h 54m2 stops
Delta Logo
2:33 p.m. - 11:44 a.m.STI-YUL
22h 11m2 stops
C$ 920Delta
Find Deal
lun., 9 feb. - lun., 16 feb.

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
6 Oct
YUL3:44 p.m.Montreal Pierre Elliott Trudeau Intl
20h 29m
2 stops
STI12:13 p.m.Santiago de los Caballeros
11 Oct
STI1:14 p.m.Santiago de los Caballeros
22h 26m
2 stops
YUL11:40 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 684
Find similar
American Airlines
15 Jan
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
13h 24m
1 stop
STI9:24 p.m.Santiago de los Caballeros
19 Jan
STI4:35 p.m.Santiago de los Caballeros
7h 40m
1 stop
YUL11:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 754
Find similar
American Airlines
15 Jan
YUL2:25 p.m.Montreal Pierre Elliott Trudeau Intl
21h 30m
2 stops
STI12:55 p.m.Santiago de los Caballeros
19 Jan
STI7:00 a.m.Santiago de los Caballeros
17h 15m
1 stop
YUL11:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 761
Find similar

Delta flights from Montreal to Santiago de los Caballeros

Our best Delta deals on Montreal to Santiago de los Caballeros flight tickets
Delta
14 Oct
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
13h 06m
2 stops
STI7:06 p.m.Santiago de los Caballeros
21 Oct
STI8:31 p.m.Santiago de los Caballeros
21h 03m
2 stops
YUL5:34 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 703
Find similar
Delta
9 Feb
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
16h 54m
2 stops
STI11:54 p.m.Santiago de los Caballeros
16 Feb
STI2:33 p.m.Santiago de los Caballeros
22h 11m
2 stops
YUL11:44 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 920
Find similar
Delta
13 Oct
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
17h 39m
2 stops
STI12:24 a.m.Santiago de los Caballeros
20 Oct
STI6:00 a.m.Santiago de los Caballeros
18h 27m
2 stops
YUL12:27 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 940
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 17 septiembre 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

vie. 17/10

6:35 p.m.-10:38 a.m.

2 stops40h 03m

Santiago de los Caballeros

vie. 31/10

11:43 a.m.-4:28 p.m.

1 stop28h 45m

C$ 652

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

mar. 14/10

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

1 stop9h 12m

Santiago de los Caballeros

mar. 21/10

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

1 stop7h 59m

C$ 655

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

mar. 7/10

9:45 a.m.-1:46 a.m.

2 stops16h 01m

Santiago de los Caballeros

jue. 23/10

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

2 stops20h 33m

C$ 671

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

lun. 6/10

3:44 p.m.-12:13 p.m.

2 stops20h 29m

Santiago de los Caballeros

sáb. 11/10

1:14 p.m.-11:40 a.m.

2 stops22h 26m

C$ 684

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

mar. 14/10

6:00 a.m.-7:06 p.m.

2 stops13h 06m

Santiago de los Caballeros

mar. 21/10

8:31 p.m.-5:34 p.m.

2 stops21h 03m

C$ 703

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

lun. 13/10

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

1 stop6h 57m

Santiago de los Caballeros

sáb. 25/10

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

1 stop7h 09m

C$ 735

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

jue. 15/1

7:00 a.m.-9:24 p.m.

1 stop13h 24m

Santiago de los Caballeros

lun. 19/1

4:35 p.m.-11:15 p.m.

1 stop7h 40m

C$ 754

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

jue. 15/1

2:25 p.m.-12:55 p.m.

2 stops21h 30m

Santiago de los Caballeros

lun. 19/1

7:00 a.m.-11:15 p.m.

1 stop17h 15m

C$ 761

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

vie. 17/10

4:30 p.m.-1:46 a.m.

2 stops33h 16m

Santiago de los Caballeros

vie. 31/10

3:00 p.m.-4:28 p.m.

2 stops25h 28m

C$ 765

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

lun. 9/2

6:00 a.m.-11:54 p.m.

2 stops16h 54m

Santiago de los Caballeros

lun. 16/2

2:33 p.m.-11:44 a.m.

2 stops22h 11m

C$ 920

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 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$ 525. If you are unable to visit Santiago de los Caballeros during the month of January, then departing from Montreal during the month October is also very affordable. Most momondo users find prices during this month for around C$ 574.

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$ 680. 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$ 827. 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$ 638. Flights in the morning are often more expensive with an average ticket price of C$ 737.

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$ 603Free CancellationRating
7.4
8,926 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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