Cheapflights Tip: The best prices from Toronto to Sonoma are usually found in January or November, booked 75 days in advance, depart on a Thursday or Friday and return on a Tuesday
Find flight deals from Toronto to Sonoma
Keep the following information in mind while searching for Toronto to Sonoma flight deals. Data was last updated 26 September 2026.
Popular in
July
Cheapest in
January
Average price
C$ 549
Highest demand for flights based on searches. 10% potential increase in price (C$ 103 potential increase over avg. RT price).
Everything you need to know about your flight from Toronto to Sonoma
Prices
Airlines
What is the cheapest time of day to fly from YTO to SN9?
Find hourly flight availability from Toronto to Sonoma. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 September 2026.
When flying from Toronto to Sonoma, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 41% versus a flight in the evening.
What is the cheapest day to fly from Toronto to Sonoma?
Use this chart to determine the cheapest time to fly round-trip from Toronto to Sonoma. Price data was last updated on 26 September 2026.
Travelers seeking maximum savings on their Toronto to Sonoma flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Toronto to Sonoma
Explore weekly flight availability from Toronto to Sonoma. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 26 September 2026.
The most flights from YTO to SN9 are scheduled on a Thursday (27 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (20 on average).
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 26 September 2026.
Check out reviews from past customers who have flown with Porter Airlines,Air Transat, andUnited Airlines from Toronto to Sonoma to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Related info for your journey
Find useful and relevant information for your journey from Toronto to Sonoma. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What are the cheapest airlines to fly from Toronto to Sonoma one-way?
One-way options have recently been found by users for as low as C$ 217 on WestJet. Other airlines that offer cheap prices include Porter Airlines from C$ 218 and Air Transat from C$ 230 one-way.
What are the most popular routes from Toronto to Sonoma?
Most travellers choose Toronto Pearson Intl - San Francisco, Toronto Island - San Francisco or Hamilton - San Francisco when deciding on the best route from Toronto to Sonoma.
What are the most reliable airlines from Toronto to Sonoma?
The top 3 most reliable airlines when flying from Toronto to Sonoma are Singapore Airlines (71%), American Airlines (64%) and Porter Airlines (64%).
What are the cheapest flights from Toronto to Sonoma?
While on average a flight from Toronto to Sonoma is generally C$ 1,866, our data shows the cheapest flight currently is C$ 291. When looking at the most popular route, (Toronto Pearson Intl - San Francisco), you can expect to pay C$ 426 for that flight.
Can I find deals for business class flights from Toronto to Sonoma?
Yes. Cheapflights offers flight deals from Toronto to Sonoma by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
Browse through other flights departing from Toronto. Flights are based on user searches made on Cheapflights and were last updated on 26 September 2026.
Discover the top 7 airlines that operate flights from Toronto to Sonoma. 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 7,457,451 searches. Data last updated 26 September 2026.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Toronto to Sonoma?
When you search for this flight from Toronto to Sonoma, 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 Toronto to Sonoma?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Toronto to Sonoma for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Toronto to Sonoma with no change fees?
Yes! Cheapflights helps users easily find flights from Toronto to Sonoma with no change fees.
Can Cheapflights notify me if prices for flights from Toronto to Sonoma become cheaper?
Yes! Start tracking prices for Toronto to Sonoma flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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