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C$ 198+ Cheap flights to Sonoma

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 27/1. Fares are subject to change and may not be available on all flights or dates of travel.
— SFO
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Flights to Sonoma in 2025

Find the latest flights to Sonoma in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 30 October 2025.

Round-trip from

C$ 353

One-way from

C$ 198

Popular in

December

Cheapest in

April

Average price

C$ 554
15/1-19/1
  • 15/1-19/1
  • 2 total stops
  • 25h 36m total
  • Toronto to San Francisco
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WestJet
  • WestJet
  • 27/1
  • 1 total stop
  • 9h 27m total
  • Toronto to Sonoma
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Highest demand for flights based on searches. 5% potential increase in price (C$ 32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 13 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals to Sonoma

Enter your travel dates to find the best prices.

Cheapest flights to Sonoma
Explore the most affordable flight options available to Sonoma. Find the lowest fares based on data from user searches, with prices last updated on 30 October 2025.

Wed 3/129:35 a.m.YYZ - SFO
1 stop10h 16mMultiple Airlines
Thu 11/1210:15 a.m.SFO - YYZ
2 stops17h 43mMultiple Airlines
Deal found 29/10C$ 359
Thu 11/1212:30 p.m.YYZ - SFO
2 stops12h 33mMultiple Airlines
Sun 14/125:46 p.m.SFO - YYZ
1 stop10h 01mMultiple Airlines
Deal found 30/10C$ 374
Thu 27/119:45 a.m.YYZ - SFO
Nonstop5h 55mMultiple Airlines
Thu 4/1210:15 a.m.SFO - YYZ
2 stops17h 43mMultiple Airlines
Deal found 30/10C$ 377
Wed 3/129:35 a.m.YYZ - SFO
1 stop10h 16mMultiple Airlines
Tue 9/1210:15 a.m.SFO - YYZ
2 stops17h 43mMultiple Airlines
Deal found 29/10C$ 380
Thu 4/129:45 a.m.YYZ - SFO
Nonstop5h 55mMultiple Airlines
Thu 11/1210:15 a.m.SFO - YYZ
2 stops17h 43mMultiple Airlines
Deal found 30/10C$ 384
Tue 9/129:45 a.m.YYZ - SFO
Nonstop5h 55mMultiple Airlines
Thu 11/1210:15 a.m.SFO - YYZ
2 stops17h 43mMultiple Airlines
Deal found 29/10C$ 387
Wed 10/129:35 a.m.YYZ - SFO
1 stop10h 16mMultiple Airlines
Sun 14/125:46 p.m.SFO - YYZ
1 stop9h 34mMultiple Airlines
Deal found 30/10C$ 388
Thu 4/129:35 a.m.YYZ - SFO
1 stop13h 28mMultiple Airlines
Sun 7/125:46 p.m.SFO - YYZ
1 stop9h 34mMultiple Airlines
Deal found 29/10C$ 390
Wed 3/129:35 a.m.YYZ - SFO
1 stop10h 16mMultiple Airlines
Mon 8/124:59 p.m.SFO - YYZ
1 stop10h 21mMultiple Airlines
Deal found 29/10C$ 391
Sat 6/129:00 p.m.YYZ - SFO
1 stop15h 30mMultiple Airlines
Tue 9/1210:15 a.m.SFO - YYZ
2 stops17h 43mMultiple Airlines
Deal found 30/10C$ 392
Sat 6/123:30 p.m.YTZ - SFO
1 stop8h 52mAir Canada
Thu 11/128:25 a.m.SFO - YTZ
1 stop10h 10mAir Canada
Deal found 29/10C$ 444
Sat 22/113:30 p.m.YTZ - SFO
1 stop8h 52mAir Canada
Sat 6/128:25 a.m.SFO - YTZ
1 stop8h 30mAir Canada
Deal found 30/10C$ 445

Cheapflights Fare Finder

 
Locate flights to Sonoma that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 30 October 2025.
Use the filters below to find and compare flights to Sonoma that are best for you.

Fly from

Toronto

Route

Depart

Return

Price

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Thu 2/4

6:20 a.m.-12:10 p.m.

1 stop8h 50m

San Francisco

Sun 19/4

1:00 p.m.-5:29 a.m.

1 stop13h 29m

C$ 371

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Thu 15/1

6:20 a.m.-12:12 p.m.

1 stop8h 52m

San Francisco

Sun 18/1

1:00 p.m.-5:28 a.m.

1 stop13h 28m

C$ 378

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Mon 12/1

6:10 p.m.-12:12 p.m.

1 stop21h 02m

San Francisco

Sun 18/1

1:00 p.m.-5:17 p.m.

1 stop25h 17m

C$ 430

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Mon 8/12

9:45 a.m.-12:40 p.m.

Nonstop5h 55m

San Francisco

Thu 22/1

1:40 p.m.-9:37 p.m.

Nonstop4h 57m

C$ 438

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Sat 22/11

3:30 p.m.-9:22 p.m.

1 stop8h 52m

San Francisco

Sat 6/12

8:25 a.m.-9:35 p.m.

1 stop10h 10m

C$ 444

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Tue 16/12

3:30 p.m.-9:22 p.m.

1 stop8h 52m

San Francisco

Thu 8/1

8:25 a.m.-9:35 p.m.

1 stop10h 10m

C$ 444

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Thu 8/1

6:10 p.m.-12:12 p.m.

1 stop21h 02m

San Francisco

Sun 18/1

1:00 p.m.-5:17 p.m.

1 stop25h 17m

C$ 458

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 9/12

9:45 a.m.-12:40 p.m.

Nonstop5h 55m

San Francisco

Mon 15/12

1:40 p.m.-9:39 p.m.

Nonstop4h 59m

C$ 469

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Mon 8/12

9:52 a.m.-2:23 p.m.

1 stop7h 31m

San Francisco

Thu 22/1

6:00 a.m.-5:04 p.m.

1 stop8h 04m

C$ 473

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sun 7/12

6:05 a.m.-10:46 a.m.

1 stop7h 41m

San Francisco

Wed 21/1

6:10 a.m.-3:59 p.m.

1 stop6h 49m

C$ 473

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

Showing 1-10 of 60 results
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Best time to book a flight to Sonoma

Have a flexible travel schedule? Discover the best time to fly to Sonoma 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 to Sonoma

When is the best time to book a flight to Sonoma?

Use this chart to determine the optimal time to book a round-trip flight from Toronto to Sonoma. Price data was last updated on 24 October 2025.

To ensure you get the cheapest price possible for a flight to Sonoma, you should look to book at least 50 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

How long is the flight to Sonoma?

On average, a flight from Toronto to Sonoma takes 8 hours 14 minutes. Flights to Sonoma from other popular cities in Canada will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Sonoma?

Use this chart to determine the cheapest time to fly round-trip from Toronto to Sonoma. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Sonoma should consider flying on Thursday at noon, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday at noon, when prices are usually at their highest.

What are the most popular airlines that fly to Sonoma?

The most popular airlines flying from Toronto to Sonoma are Air Canada, Porter Airlines and WestJet.

Air Canada
Air Canada
From C$ 163
Porter Airlines
Porter Airlines
From C$ 319
WestJet
WestJet
From C$ 152
United Airlines
United Airlines
From C$ 159

What are the cheapest airlines that fly to Sonoma?

The cheapest airlines flying from Toronto to Sonoma are American Airlines, WestJet and Delta.

Rainfall in Sonoma by month

Plan your trip to Sonoma by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sonoma ranges from 0.0 - 112.0 mm per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit Sonoma when rainfall is around 0.0 mm.

Temperature in Sonoma by month

Plan your trip to Sonoma by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sonoma, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Sonoma

Get insights into the airlines that provide service to Sonoma. 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 Sonoma. Reviews last updated 30 October 2025.
Read through reviews of airlines serving the United States, such as Porter Airlines,Air Transat, andUnited Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
384 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Transat
7.8
Good
469 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
8,996 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
WestJet
7.2
Good
3,152 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,383 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Crew

8.6

Overall

8.0

Boarding

8.2

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

FAQs about flying to Sonoma

  • Can I find cheaper flights to Sonoma if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Sonoma on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Sonoma?

    Based on reviews from Cheapflights users, Flair Airlines is rated the highest out of the airlines that fly to Sonoma.

  • How much is a round-trip flight to Sonoma?

    A round-trip flight to Sonoma will typically cost around C$ 69, however they can be found for as little as C$ 69.

  • Where does the fastest flight to Sonoma depart from?

    For those looking to save time traveling to Sonoma, Vancouver offers the quickest one-way flight (2 hours 24 minutes).

  • Does San Francisco have rental cars?

    Yes. Those touching down at San Francisco can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to San Francisco?

    Yes. San Francisco has hotels nearby for those requiring accommodations. Grand Hyatt At Sfo is the closest property to San Francisco (1.6 km away from San Francisco).

See more FAQs

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