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$ 201 on WestJet. Other airlines that offer cheap prices include Porter Airlines from C$ 241 and Flair Airlines from C$ 270 one-way.

What are the most popular routes from Toronto to Sonoma?

Most travellers choose Toronto Pearson Intl - San Francisco, Hamilton - San Francisco or Toronto Region of Waterloo Intl - San Francisco when deciding on the best route from Toronto to Sonoma.

What are the cheapest flights from Toronto to Sonoma?

While on average a flight from Toronto to Sonoma is generally C$ 1,815, our data shows the cheapest flight currently is C$ 206. When looking at the most popular route, (Toronto Pearson Intl - San Francisco), you can expect to pay C$ 338 for that flight.

What are the most reliable airlines from Toronto to Sonoma?

The top 3 most reliable airlines when flying from Toronto to Sonoma are Porter Airlines (79%), Air Transat (79%) and Air Canada (65%).

What are the most popular airlines that fly from Toronto to Sonoma?

Before booking your flight from Toronto to Sonoma check out the most popular airlines for this route: American Airlines, Air Canada or Alaska Airlines.

How far in advance should I book a flight from Toronto to Sonoma?

Find a great deal and save up to 72% by booking at least 47 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Toronto to Sonoma within the next two weeks, with the cheapest ticket starting at C$ 592.

What is the cheapest month to fly from Toronto to Sonoma?

Flights from Toronto to Sonoma lean towards being more expensive in December. Prices are generally better when you fly from Toronto to Sonoma in March, with the cheapest ticket starting at C$ 337.

Can I find deals for flights from Toronto to Sonoma that include hotel bookings?

Yes. In addition to deals on Toronto to Sonoma flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Toronto to Sonoma?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Toronto to Sonoma.

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.

C$ 201+ Flights from Toronto to Sonoma - Compare & Save Big

Cheapflights Tip: The best prices from Toronto to Sonoma are usually found in March or April, booked 67 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Toronto to Sonoma

Round-trip from	C$ 340
One-way from	C$ 201
Popular in	December
Cheapest in	March
Average price	C$ 468

WestJet
9/7-23/7
2 total stops
17h 56m total
Toronto to Sonoma

Search Deals

WestJet
1/7
1 total stop
9h 05m total
Toronto to Sonoma

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (C$ 9 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 16 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Toronto to Sonoma

Cheapest flights from Toronto to Sonoma
Explore the most affordable flight options available from Toronto to Sonoma. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Wed 9/76:00 a.m.YHM - SFO

1 stop9h 05mWestJet

Wed 23/712:50 p.m.SFO - YHM

1 stop8h 51mWestJet

Deal found 27/4C$ 340

Fri 23/510:00 a.m.YYZ - SFO

1 stop10h 15mWestJet

Sun 25/56:05 p.m.SFO - YYZ

1 stop9h 09mWestJet

Deal found 28/4C$ 356

Fri 29/86:00 a.m.YKF - SFO

2 stops10h 59mWestJet

Mon 8/912:50 p.m.SFO - YKF

1 stop8h 55mWestJet

Deal found 28/4C$ 359

Wed 11/69:45 a.m.YYZ - SFO

1 stop14h 36mMultiple Airlines

Mon 16/69:43 p.m.SFO - YYZ

2 stops20h 11mMultiple Airlines

Deal found 28/4C$ 371

Fri 23/57:00 a.m.YTZ - SFO

2 stops13h 53mMultiple Airlines

Sun 25/55:45 a.m.SFO - YTZ

2 stops13h 37mMultiple Airlines

Deal found 28/4C$ 391

Fri 23/56:00 a.m.YKF - SFO

1 stop9h 05mMultiple Airlines

Sun 25/510:15 a.m.SFO - YKF

2 stops40h 15mMultiple Airlines

Deal found 28/4C$ 423

Fri 23/58:25 p.m.YKF - SFO

1 stop16h 05mFlair Airlines

Tue 3/610:15 a.m.SFO - YKF

2 stops40h 15mFlair Airlines

Deal found 28/4C$ 442

Tue 3/69:45 a.m.YYZ - SFO

Nonstop5h 45mPorter Airlines

Sun 22/61:30 p.m.SFO - YYZ

Nonstop4h 59mPorter Airlines

Deal found 28/4C$ 448

Mon 30/68:15 a.m.YYZ - SFO

Nonstop5h 33mUnited Airlines

Sat 19/710:56 p.m.SFO - YYZ

Nonstop5h 04mUnited Airlines

Deal found 28/4C$ 495

Fri 29/812:25 p.m.YTZ - SFO

1 stop10h 32mAir Canada

Mon 8/98:30 a.m.SFO - YTZ

1 stop8h 19mAir Canada

Deal found 28/4C$ 500

Tue 10/612:14 p.m.YYZ - SFO

2 stops13h 58mDelta

Thu 19/612:52 a.m.SFO - YYZ

1 stop8h 03mDelta

Deal found 28/4C$ 513

Mon 9/63:14 p.m.YYZ - SFO

1 stop9h 13mAmerican Airlines

Wed 18/66:15 a.m.SFO - YYZ

2 stops14h 13mAmerican Airlines

Deal found 28/4C$ 514

Best flights from Toronto to Sonoma
Discover carefully curated flight deals from Toronto to Sonoma that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 April 2025.

Wed 9/76:00 a.m.YHM - SFO

1 stop9h 05mWestJet

Wed 23/712:50 p.m.SFO - YHM

1 stop8h 51mWestJet

Deal found 27/4C$ 340

Tue 27/59:45 a.m.YYZ - SFO

1 stop24h 46mMultiple Airlines

Tue 3/61:09 p.m.SFO - YYZ

1 stop27h 50mMultiple Airlines

Deal found 27/4C$ 363

Fri 23/58:25 p.m.YKF - SFO

1 stop16h 05mFlair Airlines

Tue 3/610:15 a.m.SFO - YKF

2 stops40h 15mFlair Airlines

Deal found 28/4C$ 442

Thu 22/59:45 a.m.YYZ - SFO

Nonstop5h 45mPorter Airlines

Tue 27/51:30 p.m.SFO - YYZ

Nonstop4h 59mPorter Airlines

Deal found 27/4C$ 446

Thu 3/78:15 a.m.YYZ - SFO

Nonstop5h 33mUnited Airlines

Tue 15/78:40 a.m.SFO - YYZ

Nonstop4h 55mUnited Airlines

Deal found 28/4C$ 495

Sat 14/63:25 p.m.YTZ - SFO

1 stop9h 17mAir Canada

Sat 21/611:55 p.m.SFO - YTZ

1 stop8h 51mAir Canada

Deal found 27/4C$ 500

Wed 9/712:59 p.m.YYZ - SFO

2 stops13h 12mDelta

Fri 25/712:52 a.m.SFO - YYZ

1 stop8h 02mDelta

Deal found 27/4C$ 513

Mon 9/63:14 p.m.YYZ - SFO

1 stop9h 13mAmerican Airlines

Wed 18/66:15 a.m.SFO - YYZ

2 stops14h 13mAmerican Airlines

Deal found 28/4C$ 514

Sat 7/612:00 p.m.YYZ - SFO

2 stops12h 25mWestJet

Tue 19/87:30 a.m.SFO - YYZ

2 stops10h 33mWestJet

Deal found 27/4C$ 355

Fri 23/57:00 a.m.YTZ - SFO

2 stops13h 53mMultiple Airlines

Sun 25/55:45 a.m.SFO - YTZ

2 stops13h 37mMultiple Airlines

Deal found 28/4C$ 391

Sun 11/56:00 a.m.YKF - SFO

1 stop9h 05mWestJet

Sun 31/87:30 a.m.SFO - YKF

1 stop14h 16mWestJet

Deal found 27/4C$ 362

Fri 23/56:00 a.m.YKF - SFO

1 stop9h 05mMultiple Airlines

Sun 25/510:15 a.m.SFO - YKF

2 stops40h 15mMultiple Airlines

Deal found 28/4C$ 423

Direct flights from Toronto to Sonoma
Explore direct flight options from Toronto to Sonoma based on user searches, and compare prices and availability for your desired travel dates. Data last updated 29 April 2025.

Thu 22/59:45 a.m.YYZ - SFO

Nonstop5h 45mPorter Airlines

Tue 27/51:30 p.m.SFO - YYZ

Nonstop4h 59mPorter Airlines

Deal found 27/4C$ 446

Mon 30/68:15 a.m.YYZ - SFO

Nonstop5h 33mUnited Airlines

Tue 15/74:50 p.m.SFO - YYZ

Nonstop4h 54mUnited Airlines

Deal found 28/4C$ 495

Fri 13/68:30 a.m.YYZ - SFO

Nonstop5h 42mAir Canada

Fri 20/68:40 a.m.SFO - YYZ

Nonstop4h 55mAir Canada

Deal found 28/4C$ 506

Sat 31/58:25 a.m.YYZ - SFO

Nonstop5h 30mMultiple Airlines

Sun 22/68:40 a.m.SFO - YYZ

Nonstop4h 55mMultiple Airlines

Deal found 28/4C$ 522

Thu 26/69:45 a.m.YYZ - SFO

Nonstop5h 45mAir Transat

Wed 2/71:25 p.m.SFO - YYZ

Nonstop5h 02mAir Transat

Deal found 27/4C$ 579

Last-minute flights from Toronto to Sonoma
Discover last-minute flight deals from Toronto to Sonoma. Data last updated 29 April 2025 and is based on user searches.

Sat 3/59:00 p.m.YYZ - SFO

1 stop15h 30mFlair Airlines

Sat 10/510:15 a.m.SFO - YYZ

1 stop17h 25mFlair Airlines

Deal found 28/4C$ 626

Sat 3/56:15 a.m.YKF - SFO

2 stops30h 15mFlair Airlines

Fri 9/510:15 a.m.SFO - YKF

2 stops16h 15mFlair Airlines

Deal found 27/4C$ 635

Sun 4/59:45 a.m.YYZ - SFO

Nonstop5h 45mPorter Airlines

Thu 17/71:25 p.m.SFO - YYZ

Nonstop5h 02mPorter Airlines

Deal found 27/4C$ 794

Mon 5/58:25 p.m.YKF - SFO

1 stop16h 05mMultiple Airlines

Mon 12/57:30 a.m.SFO - YKF

1 stop18h 45mMultiple Airlines

Deal found 27/4C$ 496

Tue 6/57:55 a.m.YYZ - SFO

2 stops32h 08mMultiple Airlines

Tue 13/52:03 p.m.SFO - YYZ

1 stop24h 17mMultiple Airlines

Deal found 27/4C$ 477

Tue 6/51:30 p.m.YYZ - SFO

1 stop10h 55mWestJet

Tue 13/512:50 p.m.SFO - YYZ

1 stop8h 36mWestJet

Deal found 27/4C$ 547

Tue 6/54:45 p.m.YYZ - SFO

2 stops18h 17mAlaska Airlines

Wed 7/53:24 p.m.SFO - YYZ

2 stops20h 36mAlaska Airlines

Deal found 28/4C$ 565

Tue 6/56:00 a.m.YHM - SFO

1 stop9h 05mWestJet

Tue 13/512:50 p.m.SFO - YHM

1 stop8h 51mWestJet

Deal found 27/4C$ 701

Tue 6/512:25 p.m.YTZ - SFO

1 stop10h 45mAir Canada

Fri 9/58:15 a.m.SFO - YTZ

1 stop8h 35mAir Canada

Deal found 28/4C$ 1,014

Wed 7/56:00 a.m.YKF - SFO

1 stop9h 05mWestJet

Wed 14/512:50 p.m.SFO - YKF

1 stop8h 56mWestJet

Deal found 27/4C$ 522

Thu 8/53:00 p.m.YTZ - SFO

1 stop11h 05mMultiple Airlines

Sun 11/510:15 a.m.SFO - YTZ

2 stops30h 12mMultiple Airlines

Deal found 28/4C$ 561

Thu 8/52:10 p.m.YYZ - SFO

1 stop12h 49mUnited Airlines

Wed 16/712:30 a.m.SFO - YYZ

1 stop11h 00mUnited Airlines

Deal found 27/4C$ 740

One-way flights from Toronto to Sonoma
Search for one-way flight options from Toronto to Sonoma. Find affordable one-way fares based on user searches. Data last updated 29 April 2025.

Tue 1/76:00 a.m.YHM - SFO

1 stop9h 05mWestJet

Deal found 27/4C$ 201

Tue 3/68:20 a.m.YHM - SFO

1 stop28h 10mMultiple Airlines

Deal found 27/4C$ 211

Wed 28/56:00 a.m.YKF - SFO

1 stop18h 25mWestJet

Deal found 27/4C$ 229

Wed 25/612:00 p.m.YYZ - SFO

2 stops12h 25mWestJet

Deal found 28/4C$ 229

Fri 6/67:00 a.m.YTZ - SFO

2 stops13h 51mMultiple Airlines

Deal found 27/4C$ 234

Mon 12/58:05 p.m.YYZ - SFO

1 stop19h 58mMultiple Airlines

Deal found 28/4C$ 234

Wed 4/69:45 a.m.YYZ - SFO

Nonstop5h 45mPorter Airlines

Deal found 28/4C$ 241

Tue 3/66:00 a.m.YKF - SFO

1 stop18h 25mMultiple Airlines

Deal found 27/4C$ 255

Mon 5/58:25 p.m.YKF - SFO

1 stop16h 05mFlair Airlines

Deal found 28/4C$ 270

Tue 3/63:25 p.m.YTZ - SFO

1 stop9h 17mAir Canada

Deal found 27/4C$ 281

Mon 2/66:30 a.m.YYZ - SFO

Nonstop5h 37mUnited Airlines

Deal found 27/4C$ 283

Mon 2/62:00 p.m.YYZ - SFO

1 stop9h 10mAir Canada

Deal found 27/4C$ 291

Cheapflights Fare Finder

Use the filters below to find and compare flights from Toronto to Sonoma that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Wed 9/7

6:00 a.m.-12:05 p.m.

1 stop9h 05m

San Francisco

Wed 23/7

12:50 p.m.-12:41 a.m.

1 stop8h 51m

C$ 340

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Fri 23/5

10:00 a.m.-5:15 p.m.

1 stop10h 15m

San Francisco

Sun 25/5

6:05 p.m.-6:14 a.m.

1 stop9h 09m

C$ 356

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Fri 29/8

6:00 a.m.-1:59 p.m.

2 stops10h 59m

San Francisco

Mon 8/9

12:50 p.m.-12:45 a.m.

1 stop8h 55m

C$ 359

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 10/6

10:40 a.m.-7:31 a.m.

1 stop23h 51m

San Francisco

Mon 16/6

9:43 p.m.-8:54 p.m.

2 stops20h 11m

C$ 376

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Fri 23/5

7:00 a.m.-5:53 p.m.

2 stops13h 53m

San Francisco

Sun 25/5

5:45 a.m.-10:22 p.m.

2 stops13h 37m

C$ 391

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Fri 23/5

6:00 a.m.-12:05 p.m.

1 stop9h 05m

San Francisco

Sun 25/5

10:15 a.m.-5:30 a.m.

2 stops40h 15m

C$ 423

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Fri 23/5

8:25 p.m.-9:30 a.m.

1 stop16h 05m

San Francisco

Tue 3/6

10:15 a.m.-5:30 a.m.

2 stops40h 15m

C$ 442

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 22/5

9:45 a.m.-12:30 p.m.

Nonstop5h 45m

San Francisco

Tue 27/5

1:30 p.m.-9:29 p.m.

Nonstop4h 59m

C$ 446

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Mon 30/6

8:15 a.m.-10:48 a.m.

Nonstop5h 33m

San Francisco

Tue 15/7

4:50 p.m.-12:44 a.m.

Nonstop4h 54m

C$ 495

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Fri 29/8

12:25 p.m.-7:57 p.m.

1 stop10h 32m

San Francisco

Mon 8/9

8:30 a.m.-7:49 p.m.

1 stop8h 19m

C$ 500

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/4

Showing 1-10 of 32 results

Best time to book a flight from Toronto to Sonoma

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

How far ahead should I book a flight from Toronto to Sonoma?

The price you pay for your flight from Toronto to Sonoma may vary depending on when you book. For the best chance of a lower fare, look to book 46 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Toronto to Sonoma?

Currently, January is the cheapest month in which you can book a flight from Toronto to Sonoma (average of C$ 276). Flying from Toronto to Sonoma in June is currently the most expensive (average of C$ 379). 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.

What is the cheapest time of day to fly from YTO to SN9?

When flying from Toronto to Sonoma, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Toronto to Sonoma?

Travelers seeking maximum savings on their Toronto to Sonoma flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Toronto to Sonoma

The most flights from YTO to SN9 are scheduled on a Monday (22 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).

Rainfall in Sonoma 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

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

Read reviews from past customers who have flown Alaska Airlines, Porter Airlines and Delta from Toronto to Sonoma. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,949 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

9,949 reviews

Alaska Airlines

8.0

Very good

9,949 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Porter Airlines

8.0

Very good

285 reviews

Alaska Airlines

8.0

Very good

9,949 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,929 reviews

Alaska Airlines

8.0

Very good

9,949 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Air Transat

7.8

Good

385 reviews

Alaska Airlines

8.0

Very good

9,949 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,696 reviews

Alaska Airlines

8.0

Very good

9,949 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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$ 201 on WestJet. Other airlines that offer cheap prices include Porter Airlines from C$ 241 and Flair Airlines from C$ 270 one-way.
What are the most popular routes from Toronto to Sonoma?
Most travellers choose Toronto Pearson Intl - San Francisco, Hamilton - San Francisco or Toronto Region of Waterloo Intl - 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 Porter Airlines (79%), Air Transat (79%) and Air Canada (65%).
What are the cheapest flights from Toronto to Sonoma?
While on average a flight from Toronto to Sonoma is generally C$ 1,815, our data shows the cheapest flight currently is C$ 206. When looking at the most popular route, (Toronto Pearson Intl - San Francisco), you can expect to pay C$ 338 for that flight.
Can I find deals for flights from Toronto to Sonoma that include hotel bookings?
Yes. In addition to deals on Toronto to Sonoma flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Toronto to Sonoma?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Toronto to Sonoma.
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.
What is the cheapest month to book a flight from Toronto to Sonoma?
Currently, January is the cheapest month in which you can book a flight from Toronto to Sonoma (average of C$ 276). Flying from Toronto to Sonoma in June is currently the most expensive (average of C$ 379). 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

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from Toronto to Sonoma

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	CheapestC$ 271	AverageC$ 710	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
WestJet	CheapestC$ 287	AverageC$ 550	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Delta	CheapestC$ 295	AverageC$ 577	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Air Canada	CheapestC$ 330	AverageC$ 634	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Porter Airlines	CheapestC$ 353	AverageC$ 690	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Transat	CheapestC$ 413	AverageC$ 514	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Alaska Airlines	CheapestC$ 424	AverageC$ 650	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights
United Airlines	CheapestC$ 427	AverageC$ 674	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet Encore	CheapestC$ 646	AverageC$ 703	FlexibilityNo cancel fee	On-timeN/A	Search WestJet Encore flights

Fly with Cheapflights

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?

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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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Cheap flights from Toronto to Sonoma from C$ 201

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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Toronto to Sonoma are usually found in March or April, booked 67 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Toronto to Sonoma

Keep the following information in mind while searching for Toronto to Sonoma flight deals. Data was last updated 29 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Toronto to Sonoma

Cheapest flights from Toronto to SonomaExplore the most affordable flight options available from Toronto to Sonoma. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Explore the most affordable flight options available from Toronto to Sonoma. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Toronto to Sonoma that are best for you.

Best time to book a flight from Toronto to Sonoma

Have a flexible travel schedule? Discover the best time to fly to Sonoma from Toronto with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Toronto to Sonoma

How far ahead should I book a flight from Toronto 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 25 April 2025.

What is the cheapest month to book a flight from Toronto to Sonoma?

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 29 April 2025.

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 16 December 2024.

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 29 April 2025.

Rainfall in Sonoma by month

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

Temperature in Sonoma by month

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

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 29 April 2025.

Read reviews from past customers who have flown Alaska Airlines, Porter Airlines and Delta from Toronto to Sonoma. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

What are the most popular routes from Toronto to Sonoma?

What are the most reliable airlines from Toronto to Sonoma?

What are the cheapest flights from Toronto to Sonoma?

Can I find deals for flights from Toronto to Sonoma that include hotel bookings?

How can I find direct flights from Toronto to Sonoma?

Can I find deals for business class flights from Toronto to Sonoma?

What is the cheapest month to book a flight from Toronto to Sonoma?

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Alternative routes for Toronto to Sonoma

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Top 9 airlines flying from Toronto to Sonoma

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Cheapest flights from Toronto to Sonoma
Explore the most affordable flight options available from Toronto to Sonoma. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.