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Cheap flights from Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport from C$ 437

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
STS — YUL
22 Aug — 29 Aug1
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 July 2026.

Fri 6/1111:29 a.m.
STS
-
YUL
2 stops32h 53m
Delta
Mon 9/1112:45 p.m.
YUL
-
STS
2 stops24h 54m
Delta
Deal found 18/7C$ 738
Thu 5/114:50 p.m.
STS
-
YUL
2 stops27h 32m
Delta
Mon 9/1112:45 p.m.
YUL
-
STS
2 stops24h 54m
Delta
Deal found 18/7C$ 767
Wed 25/114:55 p.m.
STS
-
YUL
2 stops27h 56m
Delta
Tue 1/127:00 a.m.
YUL
-
STS
2 stops30h 39m
Delta
Deal found 21/7C$ 881
Wed 21/104:23 p.m.
STS
-
YUL
2 stops16h 58m
American Airlines
Mon 26/105:34 p.m.
YUL
-
STS
2 stops21h 58m
American Airlines
Deal found 22/7C$ 964
Thu 22/104:23 p.m.
STS
-
YUL
2 stops18h 27m
American Airlines
Mon 26/105:34 p.m.
YUL
-
STS
2 stops21h 58m
American Airlines
Deal found 22/7C$ 994
Wed 25/114:55 p.m.
STS
-
YUL
2 stops27h 56m
Delta
Mon 30/1112:45 p.m.
YUL
-
STS
2 stops24h 54m
Delta
Deal found 22/7C$ 995
Wed 19/812:58 p.m.
STS
-
YUL
2 stops22h 46m
American Airlines
Mon 24/83:45 p.m.
YUL
-
STS
1 stop23h 24m
American Airlines
Deal found 22/7C$ 1,001
Wed 19/84:08 p.m.
STS
-
YUL
2 stops19h 36m
American Airlines
Sun 23/81:30 p.m.
YUL
-
STS
2 stops25h 39m
American Airlines
Deal found 22/7C$ 1,009
Sat 19/124:21 p.m.
STS
-
YUL
2 stops19h 50m
American Airlines
Fri 25/127:12 a.m.
YUL
-
STS
2 stops18h 32m
American Airlines
Deal found 20/7C$ 1,039
Sun 20/1212:59 p.m.
STS
-
YUL
2 stops23h 12m
American Airlines
Fri 25/124:00 p.m.
YUL
-
STS
2 stops23h 29m
American Airlines
Deal found 20/7C$ 1,054

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 July 2026.

Round-trip from

C$ 738

One-way from

C$ 437

Popular in

July

Cheapest in

January

Average price

C$ 1,058
Delta
  • Delta
  • 6/11-9/11
  • 4 total stops
  • 57h 47m total
  • Santa Rosa to Montreal
Search Deals
American Airlines
  • American Airlines
  • 11/8
  • 2 total stops
  • 19h 36m total
  • Santa Rosa to Montreal
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 144 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 23 July 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

Fri 6/11

11:29 a.m.-11:22 p.m.

2 stops32h 53m

Montreal Pierre Elliott Trudeau Intl

Mon 9/11

12:45 p.m.-10:39 a.m.

2 stops24h 54m

C$ 738

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Thu 5/11

4:50 p.m.-11:22 p.m.

2 stops27h 32m

Montreal Pierre Elliott Trudeau Intl

Mon 9/11

12:45 p.m.-10:39 a.m.

2 stops24h 54m

C$ 767

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Wed 25/11

4:55 p.m.-11:51 p.m.

2 stops27h 56m

Montreal Pierre Elliott Trudeau Intl

Tue 1/12

7:00 a.m.-10:39 a.m.

2 stops30h 39m

C$ 881
Quickest round-trip

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Thu 22/10

4:23 p.m.-1:50 p.m.

2 stops18h 27m

Montreal Pierre Elliott Trudeau Intl

Mon 26/10

5:34 p.m.-12:32 p.m.

2 stops21h 58m

C$ 994

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Wed 25/11

4:55 p.m.-11:51 p.m.

2 stops27h 56m

Montreal Pierre Elliott Trudeau Intl

Mon 30/11

12:45 p.m.-10:39 a.m.

2 stops24h 54m

C$ 995

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Wed 21/10

4:23 p.m.-12:21 p.m.

2 stops16h 58m

Montreal Pierre Elliott Trudeau Intl

Mon 26/10

3:45 p.m.-12:13 p.m.

1 stop23h 28m

C$ 1,001

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Wed 19/8

12:58 p.m.-2:44 p.m.

2 stops22h 46m

Montreal Pierre Elliott Trudeau Intl

Mon 24/8

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

1 stop23h 24m

C$ 1,001

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Sun 20/12

12:59 p.m.-3:11 p.m.

2 stops23h 12m

Montreal Pierre Elliott Trudeau Intl

Fri 25/12

4:00 p.m.-12:29 p.m.

2 stops23h 29m

C$ 1,054
Cheapest one-way
Quickest one-way

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Sat 15/8

12:58 p.m.-11:43 a.m.

2 stops19h 45m

C$ 437

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Sun 9/8

12:58 p.m.-11:43 a.m.

2 stops19h 45m

C$ 468

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/7

Showing 1-10 of 14 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?

    Delta and American Airlines can get you from Santa Rosa to Montreal Pierre Elliott Trudeau Intl Airport in just under 16h 58m. Your travel time can differ by up to 15h 55m. Santa Rosa and Montreal Pierre Elliott Trudeau Intl Airport are separated by a distance of 4060 km. Both multi-stop and direct flights can be found to your destination and back.

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

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