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Cheap flights from Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport from C$ 586

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 22/5. Fares are subject to change and may not be available on all flights or dates of travel.
STS — YUL
23 May — 30 May1
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 23 April 2026.

Mon 13/712:43 p.m.
STS
-
YUL
1 stop22h 58m
American Airlines
Mon 20/75:31 p.m.
YUL
-
STS
2 stops21h 54m
American Airlines
Deal found 23/4C$ 1,031
Mon 7/94:08 p.m.
STS
-
YUL
2 stops18h 38m
American Airlines
Mon 14/93:45 p.m.
YUL
-
STS
1 stop23h 27m
American Airlines
Deal found 23/4C$ 1,086
Thu 20/84:18 p.m.
STS
-
YUL
2 stops16h 17m
American Airlines
Fri 4/93:45 p.m.
YUL
-
STS
1 stop23h 24m
American Airlines
Deal found 22/4C$ 1,090
Sat 30/512:43 p.m.
STS
-
YUL
1 stop23h 01m
American Airlines
Thu 4/63:48 p.m.
YUL
-
STS
1 stop23h 17m
American Airlines
Deal found 20/4C$ 1,207
Fri 16/104:20 p.m.
STS
-
YUL
2 stops16h 00m
American Airlines
Mon 19/103:45 p.m.
YUL
-
STS
1 stop23h 27m
American Airlines
Deal found 23/4C$ 1,248
Thu 21/512:43 p.m.
STS
-
YUL
1 stop23h 01m
American Airlines
Tue 26/53:48 p.m.
YUL
-
STS
1 stop23h 15m
American Airlines
Deal found 20/4C$ 1,318

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 23 April 2026.

Round-trip from

C$ 1,031

One-way from

C$ 586

Popular in

April

Cheapest in

September

Average price

C$ 903
American Airlines
  • American Airlines
  • 13/7-20/7
  • 3 total stops
  • 44h 52m total
  • Santa Rosa to Montreal
Search Deals
American Airlines
  • American Airlines
  • 22/5
  • 2 total stops
  • 42h 13m total
  • Santa Rosa to Montreal
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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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 23 April 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

Mon 13/7

12:43 p.m.-2:41 p.m.

1 stop22h 58m

Montreal Pierre Elliott Trudeau Intl

Mon 20/7

5:31 p.m.-12:25 p.m.

2 stops21h 54m

C$ 1,031

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Mon 7/9

4:08 p.m.-1:46 p.m.

2 stops18h 38m

Montreal Pierre Elliott Trudeau Intl

Mon 14/9

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

1 stop23h 27m

C$ 1,086

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Thu 20/8

4:18 p.m.-11:35 a.m.

2 stops16h 17m

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

3:45 p.m.-12:09 p.m.

1 stop23h 24m

C$ 1,090

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Sat 30/5

12:43 p.m.-2:44 p.m.

1 stop23h 01m

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

3:48 p.m.-12:05 p.m.

1 stop23h 17m

C$ 1,207

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Fri 16/10

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

2 stops16h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 19/10

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

1 stop23h 27m

C$ 1,248

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Thu 21/5

12:43 p.m.-2:44 p.m.

1 stop23h 01m

Montreal Pierre Elliott Trudeau Intl

Tue 26/5

5:33 p.m.-12:03 p.m.

2 stops21h 30m

C$ 1,332
Quickest round-trip

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Sat 9/5

4:23 p.m.-11:44 a.m.

2 stops16h 21m

Montreal Pierre Elliott Trudeau Intl

Mon 11/5

7:45 a.m.-3:53 p.m.

2 stops11h 08m

C$ 1,359

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Sun 31/5

4:20 p.m.-12:28 p.m.

2 stops17h 08m

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

7:51 a.m.-3:50 p.m.

2 stops10h 59m

C$ 1,669

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Mon 18/5

4:23 p.m.-12:18 p.m.

2 stops16h 55m

Montreal Pierre Elliott Trudeau Intl

Mon 25/5

7:51 a.m.-3:50 p.m.

2 stops10h 59m

C$ 2,166
Cheapest one-way

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Fri 22/5

12:43 p.m.-9:56 a.m.

2 stops42h 13m

C$ 586

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/4

Showing 1-10 of 13 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.

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 22h 58m. 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.

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
Dorval
Trois-Rivières
Sherbrooke
Montebello
Cornwall
Longueuil
Brossard
Boucherville
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

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