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Cheap flights from Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport from C$ 525

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 29/5. Fares are subject to change and may not be available on all flights or dates of travel.
STS — YUL
12 Apr — 19 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Santa Rosa to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Santa Rosa to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Santa Rosa to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 March 2026.

Thu 25/64:20 p.m.
STS
-
YUL
2 stops16h 24m
American Airlines
Sat 4/77:17 a.m.
YUL
-
STS
2 stops11h 31m
American Airlines
Deal found 10/3C$ 1,049
Tue 8/912:17 p.m.
STS
-
YUL
1 stop23h 33m
American Airlines
Wed 23/94:15 p.m.
YUL
-
STS
1 stop22h 40m
American Airlines
Deal found 12/3C$ 1,146
Tue 8/91:09 p.m.
STS
-
YUL
2 stops23h 08m
American Airlines
Fri 25/92:30 p.m.
YUL
-
STS
2 stops24h 55m
American Airlines
Deal found 12/3C$ 1,158
Thu 10/912:15 p.m.
STS
-
YUL
2 stops20h 00m
American Airlines
Sat 26/96:00 p.m.
YUL
-
STS
2 stops20h 55m
American Airlines
Deal found 12/3C$ 1,166
Tue 8/912:17 p.m.
STS
-
YUL
1 stop23h 33m
American Airlines
Sun 27/94:15 p.m.
YUL
-
STS
1 stop22h 40m
American Airlines
Deal found 12/3C$ 1,174
Thu 10/912:15 p.m.
STS
-
YUL
2 stops20h 00m
American Airlines
Sun 27/94:15 p.m.
YUL
-
STS
2 stops23h 10m
American Airlines
Deal found 12/3C$ 1,196
Wed 1/412:56 p.m.
STS
-
YUL
2 stops20h 28m
American Airlines
Tue 9/612:30 p.m.
YUL
-
STS
2 stops30h 20m
American Airlines
Deal found 11/3C$ 1,203
Wed 1/412:56 p.m.
STS
-
YUL
2 stops23h 24m
American Airlines
Mon 8/63:48 p.m.
YUL
-
STS
1 stop23h 17m
American Airlines
Deal found 11/3C$ 1,218

Find flight deals from Santa Rosa to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Pierre Elliott Trudeau Intl (YUL). 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 13 March 2026.

Round-trip from

C$ 1,049

One-way from

C$ 525

Popular in

December

Cheapest in

September

Average price

C$ 697
American Airlines
  • American Airlines
  • 25/6-4/7
  • 3 total stops
  • 39h 39m total
  • Santa Rosa to Montreal
Search Deals
American Airlines
  • American Airlines
  • 30/5
  • 2 total stops
  • 20h 08m total
  • Santa Rosa to Montreal
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Pierre Elliott Trudeau Intl 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 13 March 2026.
Use the filters below to find and compare flights from Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Thu 25/6

4:20 p.m.-11:44 a.m.

2 stops16h 24m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

3:48 p.m.-12:03 p.m.

1 stop23h 15m

C$ 1,049

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Mon 29/6

12:45 p.m.-2:44 p.m.

1 stop22h 59m

Montreal Pierre Elliott Trudeau Intl

Tue 7/7

3:48 p.m.-12:03 p.m.

1 stop23h 15m

C$ 1,146

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Mon 29/6

12:45 p.m.-2:44 p.m.

1 stop22h 59m

Montreal Pierre Elliott Trudeau Intl

Wed 8/7

10:30 a.m.-12:03 p.m.

2 stops28h 33m

C$ 1,159

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Tue 30/6

4:20 p.m.-2:44 p.m.

2 stops19h 24m

Montreal Pierre Elliott Trudeau Intl

Tue 7/7

3:48 p.m.-12:03 p.m.

1 stop23h 15m

C$ 1,159
Quickest round-trip

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Wed 9/9

4:21 p.m.-11:15 a.m.

2 stops15h 54m

Montreal Pierre Elliott Trudeau Intl

Wed 23/9

6:00 p.m.-12:25 p.m.

2 stops21h 25m

C$ 1,166

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Wed 9/9

12:44 p.m.-11:15 a.m.

2 stops19h 31m

Montreal Pierre Elliott Trudeau Intl

Sat 26/9

6:00 p.m.-12:25 p.m.

2 stops21h 25m

C$ 1,166

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Thu 2/4

4:23 p.m.-10:48 p.m.

2 stops27h 25m

Montreal Pierre Elliott Trudeau Intl

Tue 9/6

5:33 p.m.-3:50 p.m.

2 stops25h 17m

C$ 1,203
Cheapest one-way

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Sat 30/5

4:20 p.m.-3:28 p.m.

2 stops20h 08m

C$ 525

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Wed 15/4

12:56 p.m.-11:44 a.m.

2 stops19h 48m

C$ 539

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Fri 3/4

4:23 p.m.-1:45 p.m.

2 stops18h 22m

C$ 597

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/3

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Santa Rosa to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Santa Rosa 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 Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport

What is the cheapest month to book a flight from Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, June is the cheapest month in which you can book a flight from Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 224). Flying from Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport in November is currently the most expensive (average of C$ 445). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Pierre Elliott Trudeau Intl. 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 from for flights from Santa Rosa to Montreal Pierre Elliott Trudeau Intl?

    Santa Rosa Sonoma County (STS), located 11.5 km from the city centre, is the airport you fly out of when you book flights from Santa Rosa to Montreal Pierre Elliott Trudeau Intl. 0 airlines have flights from Sonoma County to Montreal Pierre Elliott Trudeau Intl on a regular basis. Booking flights from Santa Rosa Sonoma County to Montreal Pierre Elliott Trudeau Intl should not be difficult; the airport handles an average of 0 outbound flights to Montreal Pierre Elliott Trudeau Intl per day.

  • How long is the flight from Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport?

    American Airlines can get you from Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport in just under 16h 24m. Your travel time can differ by up to . Santa Rosa and Montreal Pierre Elliott Trudeau Intl Airport are separated by a distance of 4060 km.

  • Can I find deals for flights from Santa Rosa to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on Santa Rosa to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Rosa to Pierre Elliott Trudeau Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Rosa to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from Santa Rosa to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Santa Rosa to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, June is the cheapest month in which you can book a flight from Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 224). Flying from Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport in November is currently the most expensive (average of C$ 445). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Trois-Rivières
Dorval
Sherbrooke
Cornwall
Montebello
Brossard
Boucherville
Longueuil
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

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