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C$ 289+ 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 22/11. Fares are subject to change and may not be available on all flights or dates of travel.
— SFO
3 Sep — 10 Sep1
1 adult
1 adult, Economy, 0 bags

Flights to Sonoma in 2026

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 4 August 2026.

Thu 3/99:45 a.m. -
Nonstop5h 35m
Thu 10/91:20 p.m. -
Nonstop5h 05m
Deal found 31/7C$ 435
Thu 3/912:00 p.m. -
2 stops12h 55m
Thu 10/96:00 a.m. -
2 stops10h 55m
Deal found 31/7C$ 437
Mon 14/98:35 p.m. -
1 stop14h 39m
Mon 21/92:28 p.m. -
1 stop13h 11m
Deal found 31/7C$ 439
Thu 3/99:00 a.m. -
1 stop10h 40m
Wed 9/96:00 a.m. -
2 stops10h 55m
Deal found 2/8C$ 441
Thu 3/99:45 a.m. -
Nonstop5h 35m
Wed 9/96:00 a.m. -
2 stops12h 35m
Deal found 1/8C$ 445
Wed 16/99:55 a.m. -
1 stop11h 29m
Wed 23/96:00 a.m. -
2 stops10h 55m
Deal found 30/7C$ 446
Wed 16/99:55 a.m. -
1 stop11h 29m
Thu 24/96:00 a.m. -
2 stops10h 55m
Deal found 30/7C$ 448
Wed 16/99:00 a.m. -
1 stop10h 40m
Wed 23/96:00 a.m. -
2 stops12h 35m
Deal found 2/8C$ 449
Thu 17/99:45 a.m. -
Nonstop5h 35m
Tue 22/96:00 a.m. -
2 stops10h 55m
Deal found 30/7C$ 451
Fri 18/98:40 p.m. -
1 stop18h 20m
Thu 24/96:00 a.m. -
1 stop10h 50m
Deal found 2/8C$ 497
Tue 15/98:40 p.m. -
1 stop18h 20m
Thu 17/96:00 a.m. -
1 stop10h 50m
Deal found 31/7C$ 500
Tue 15/98:40 p.m. -
1 stop23h 00m
Fri 25/96:00 a.m. -
1 stop10h 50m
Deal found 31/7C$ 512

Find flight deals to Sonoma

Find the latest flights to Sonoma in 2026, 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 4 August 2026.

Round-trip from

C$ 435

One-way from

C$ 300

Popular in

July

Cheapest in

November

Average price

C$ 649
Porter Airlines
  • Porter Airlines
  • 3/9-10/9
  • Nonstop
  • 10h 40m total
  • Toronto to San Francisco
Search Deals
WestJet
  • WestJet
  • 29/10
  • 1 total stop
  • 21h 00m total
  • Toronto to Sonoma
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

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 4 August 2026.
Use the filters below to find and compare flights to Sonoma that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 9/9

9:45 a.m.-12:20 p.m.

Nonstop5h 35m

San Francisco

Tue 13/10

1:20 p.m.-9:25 p.m.

Nonstop5h 05m

C$ 508

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Tue 22/9

8:40 p.m.-12:00 p.m.

1 stop18h 20m

San Francisco

Tue 29/9

6:00 a.m.-7:50 p.m.

1 stop10h 50m

C$ 515

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 2/9

5:50 p.m.-11:07 p.m.

1 stop8h 17m

San Francisco

Wed 9/9

10:59 p.m.-8:53 a.m.

1 stop6h 54m

C$ 522

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 17/9

2:24 p.m.-9:49 p.m.

1 stop10h 25m

San Francisco

Sat 19/9

6:00 a.m.-5:20 p.m.

1 stop8h 20m

C$ 522

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Fri 16/10

8:40 p.m.-9:55 p.m.

1 stop28h 15m

San Francisco

Fri 23/10

6:00 a.m.-7:50 p.m.

1 stop10h 50m

C$ 524

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Mon 28/9

8:40 p.m.-12:00 p.m.

1 stop18h 20m

San Francisco

Sat 3/10

6:00 a.m.-7:50 p.m.

1 stop10h 50m

C$ 546

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Wed 16/9

8:40 p.m.-12:00 p.m.

1 stop18h 20m

San Francisco

Sat 19/9

6:00 a.m.-7:50 p.m.

1 stop10h 50m

C$ 552

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Thu 3/9

6:05 a.m.-4:40 p.m.

1 stop13h 35m

San Francisco

Wed 9/9

7:30 p.m.-3:00 p.m.

2 stops16h 30m

C$ 554

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Fri 18/9

5:15 p.m.-12:30 a.m.

1 stop10h 15m

San Francisco

Mon 21/9

10:45 p.m.-6:41 a.m.

Nonstop4h 56m

C$ 559

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Fri 28/8

6:10 a.m.-12:14 p.m.

1 stop9h 04m

San Francisco

Sat 5/9

10:45 p.m.-6:40 a.m.

Nonstop4h 55m

C$ 560

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/7

Showing 1-10 of 60 resultsSorted by cheapest first
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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

How long is the flight to Sonoma?

On average, a flight from Toronto to Sonoma takes 10 hours 4 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.

Weekly flight availability to Sonoma

The most flights from Toronto to Sonoma are scheduled on a Saturday (24 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (20 on average).

What are the most popular airlines that fly to Sonoma?

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

Air Canada
Air Canada
From C$ 135
Porter Airlines
Porter Airlines
From C$ 319
WestJet
WestJet
From C$ 121
United Airlines
United Airlines
From C$ 154

What are the cheapest airlines that fly to Sonoma?

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

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).

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 1 August 2026.

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

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 4 August 2026.
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
450 reviews
Check prices

Food

7.5

Entertainment

6.9

Crew

8.6

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Porter Airlines
8.0
Very good
450 reviews
Porter Airlines
8.0
Very good
450 reviews
Check prices

Food

7.5

Entertainment

6.9

Crew

8.6

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Air Transat
7.8
Good
569 reviews
Porter Airlines
8.0
Very good
450 reviews
Check prices

Food

7.5

Entertainment

6.9

Crew

8.6

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
United Airlines
7.4
Good
10,059 reviews
Porter Airlines
8.0
Very good
450 reviews
Check prices

Food

7.5

Entertainment

6.9

Crew

8.6

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
WestJet
7.2
Good
3,426 reviews
Porter Airlines
8.0
Very good
450 reviews
Check prices

Food

7.5

Entertainment

6.9

Crew

8.6

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Air Canada
7.1
Good
11,426 reviews
Porter Airlines
8.0
Very good
450 reviews
Check prices

Food

7.5

Entertainment

6.9

Crew

8.6

Comfort

8.0

Boarding

8.2

Overall

8.0

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

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$ 304, however they can be found for as little as C$ 167.

  • 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 (1 hour 14 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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Cheapflights helps you search for flights to Sonoma via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets to Sonoma?

Cheapflights simply makes it quick and affordable to book flights to Sonoma by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights to Sonoma with no change fees?

Certainly. Search results for flights to Sonoma shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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