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Cheap flights from Montreal to Santiago de los Caballeros from C$ 396

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — STI
17 Jun — 24 Jun1
1 adult

Cheap flight deals from Montreal to Santiago de los Caballeros

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Santiago de los Caballeros (STI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 June 2025.

Round-trip from

C$ 656

One-way from

C$ 396

Popular in

December

Cheapest in

January

Average price

C$ 946
United Airlines
  • United Airlines
  • 1/10-8/10
  • 3 total stops
  • 29h 46m total
  • Montreal to Santiago de los Caballeros
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11/7
  • 11/7
  • 2 total stops
  • 27h 05m total
  • Montreal to Santiago de los Caballeros
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (C$ 531 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 15% potential price decrease (C$ 204 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Montreal to Santiago de los Caballeros

Cheapest flights from Montreal to Santiago de los Caballeros
Explore the most affordable flight options available from Montreal to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Wed 1/102:20 p.m.YUL - STI
2 stops22h 37mUnited Airlines
Wed 8/106:00 a.m.STI - YUL
2 stops13h 45mUnited Airlines
Deal found 10/6C$ 656
Fri 11/78:15 a.m.YUL - STI
3 stops25h 35mMultiple Airlines
Sun 20/710:55 a.m.STI - YUL
2 stops31h 00mMultiple Airlines
Deal found 11/6C$ 820
Mon 16/67:00 a.m.YUL - STI
1 stop14h 05mAmerican Airlines
Fri 27/67:05 a.m.STI - YUL
1 stop16h 15mAmerican Airlines
Deal found 10/6C$ 1,727
Wed 25/66:45 a.m.YUL - STI
2 stops12h 42mDelta
Wed 30/76:03 a.m.STI - YUL
2 stops18h 34mDelta
Deal found 10/6C$ 2,658

Cheapflights 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, Cheapflights users made 629,999 searches. Data last updated 12 June 2025.
Use the filters below to find and compare flights from Montreal to Santiago de los Caballeros that are best for you.

Fly from

Montreal

Fly to

Santiago de los Caballeros

Route

Depart

Return

Price

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Wed 1/10

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

2 stops22h 37m

Santiago de los Caballeros

Wed 8/10

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

1 stop7h 09m

C$ 656

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Fri 11/7

8:15 a.m.-9:50 a.m.

3 stops25h 35m

Santiago de los Caballeros

Sun 20/7

10:55 a.m.-5:55 p.m.

2 stops31h 00m

C$ 820

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Wed 25/6

6:45 a.m.-7:27 p.m.

2 stops12h 42m

Santiago de los Caballeros

Wed 30/7

6:03 a.m.-12:37 a.m.

2 stops18h 34m

C$ 2,658

MontrealSantiago de los Caballeros

YUL - STI

YULSTI

Montreal Pierre Elliott Trudeau Intl

Fri 11/7

6:45 a.m.-9:50 a.m.

2 stops27h 05m

C$ 396

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Best time to book a flight from Montreal to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Montreal with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montreal to Santiago de los Caballeros

What is the cheapest time of day to fly from YMQ to STI?

Find hourly flight availability from Montreal to Santiago de los Caballeros. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 14% on flights from Montreal to Santiago de los Caballeros by exploring options for tickets at noon.

Rainfall in Santiago de los Caballeros by month

Plan your trip to Santiago de los Caballeros by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Santiago de los Caballeros ranges from 77.0 - 294.0 mm per month. December is typically the wettest month, when rainfall can reach 294.0 mm. July is typically the driest time to visit Santiago de los Caballeros when rainfall is around 77.0 mm.

Temperature in Santiago de los Caballeros by month

Plan your trip to Santiago de los Caballeros by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Santiago de los Caballeros, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 C).

Reviews of airlines servicing Santiago de los Caballeros

Get insights into the airlines that provide service to Santiago de los Caballeros. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santiago de los Caballeros. Reviews last updated 12 June 2025.
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Jake,Jan 2024

CVG - ATL

Would have been great but the flight got significantly delayed after we boarded due to a mechanical failure
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Jake,Jan 2024

CVG - ATL

Would have been great but the flight got significantly delayed after we boarded due to a mechanical failure
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Jake,Jan 2024

CVG - ATL

Would have been great but the flight got significantly delayed after we boarded due to a mechanical failure

Related info for your journey

Find useful and relevant information for your journey from Montreal to Santiago de los Caballeros. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Santiago de los Caballeros from Montreal?

    Located just 10.9 km from the city centre, Santiago de los Caballeros is the airport most travellers will use when flying to Santiago de los Caballeros from Montreal. Booking flights from Montreal to Santiago (STI) should be relatively easy as there are 0 daily inbound flights from Montreal from 1 airline.

  • What are the cheapest airlines flying from Montreal to Santiago de los Caballeros round-trip?

    Our cheapest airline available from Montreal to Santiago de los Caballeros is United Airlines. Our recent data shows that you can find tickets from as low as C$ 656 on this airline. An additional option worth looking into is Delta, starting at C$ 2,658. These flights start at 41% lower than the current average price 3 months from now.

  • Can I find deals for flights from Montreal to Santiago de los Caballeros that include hotel bookings?

    Yes. In addition to deals on Montreal to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Santiago de los Caballeros?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Santiago de los Caballeros.

  • Can I find deals for business class flights from Montreal to Santiago de los Caballeros?

    Yes. Cheapflights offers flight deals from Montreal to Santiago de los Caballeros by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Montreal to Santiago de los Caballeros

Discover the top airline that operate flights from Montreal to Santiago de los Caballeros. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 603AverageC$ 896FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Montreal to Santiago de los Caballeros?

When you search for this flight from Montreal to Santiago de los Caballeros, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Santiago de los Caballeros?

Cheapflights helps you find that perfect flight to Santiago de los Caballeros from Montreal by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Montreal to Santiago de los Caballeros with no change fees?

Yes, we can. To see specific flights from Montreal to Santiago de los Caballeros with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Montreal to Santiago de los Caballeros become cheaper?

Yes, Cheapflights offers price alerts on Montreal to Santiago de los Caballeros flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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