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Cheap flights from Toronto to Fremont from C$ 193

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 15/8. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — SFO
17 Jun — 24 Jun1
1 adult

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

Cheap flight deals from Toronto to Fremont

Keep the following information in mind while searching for Toronto to Fremont flight deals. Data was last updated 12 June 2025.

Round-trip from

C$ 323

One-way from

C$ 193

Popular in

December

Cheapest in

April

Average price

C$ 515
WestJet
  • WestJet
  • 11/8-13/8
  • 2 total stops
  • 17h 47m total
  • Toronto to Fremont
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WestJet
  • WestJet
  • 15/8
  • 1 total stop
  • 8h 56m total
  • Toronto to Fremont
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
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Find flight deals from Toronto to Fremont

Cheapest flights from Toronto to Fremont
Explore the most affordable flight options available from Toronto to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Mon 11/86:00 a.m.YHM - SFO
1 stop8h 56mWestJet
Wed 13/812:50 p.m.SFO - YHM
1 stop8h 51mWestJet
Deal found 10/6C$ 323
Wed 13/86:49 a.m.YYZ - SFO
1 stop10h 38mAmerican Airlines
Sat 16/812:45 a.m.SFO - YYZ
1 stop8h 45mAmerican Airlines
Deal found 12/6C$ 388
Sun 21/96:30 a.m.YYZ - SFO
1 stop10h 27mWestJet
Mon 6/107:30 a.m.SFO - YYZ
1 stop8h 22mWestJet
Deal found 10/6C$ 390
Thu 24/77:45 p.m.YKF - SFO
2 stops21h 14mWestJet
Sun 3/87:30 a.m.SFO - YKF
1 stop14h 16mWestJet
Deal found 10/6C$ 391
Sat 27/99:45 a.m.YYZ - SFO
Nonstop5h 38mMultiple Airlines
Sat 25/107:30 a.m.SFO - YYZ
1 stop8h 22mMultiple Airlines
Deal found 11/6C$ 398
Sat 22/113:25 p.m.YTZ - SFO
1 stop9h 12mAir Canada
Wed 3/128:40 a.m.SFO - YTZ
1 stop10h 10mAir Canada
Deal found 10/6C$ 410
Wed 9/78:25 p.m.YKF - SFO
1 stop16h 05mFlair Airlines
Wed 16/710:15 a.m.SFO - YKF
1 stop17h 55mFlair Airlines
Deal found 11/6C$ 416
Sun 23/113:00 p.m.YYZ - SFO
1 stop9h 37mAir Canada
Sat 29/118:40 a.m.SFO - YYZ
1 stop9h 05mAir Canada
Deal found 11/6C$ 420
Wed 29/1010:30 a.m.YYZ - SFO
Nonstop5h 52mPorter Airlines
Wed 5/111:30 p.m.SFO - YYZ
Nonstop5h 02mPorter Airlines
Deal found 11/6C$ 436
Tue 24/65:50 p.m.YYZ - SFO
1 stop9h 05mDelta
Fri 11/712:50 a.m.SFO - YYZ
1 stop8h 09mDelta
Deal found 10/6C$ 448
Fri 25/76:30 a.m.YYZ - SFO
Nonstop5h 37mUnited Airlines
Mon 4/811:55 p.m.SFO - YYZ
1 stop7h 03mUnited Airlines
Deal found 10/6C$ 506
Fri 11/79:25 a.m.YKF - SFO
1 stop27h 05mMultiple Airlines
Fri 18/712:50 p.m.SFO - YKF
1 stop8h 56mMultiple Airlines
Deal found 12/6C$ 518

Cheapflights Fare Finder

Customize your flight search to find flights from Toronto to Fremont 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 12 June 2025.
Use the filters below to find and compare flights from Toronto to Fremont that are best for you.

Fly from

Toronto

Fly to

Fremont

Route

Depart

Return

Price

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Mon 11/8

6:00 a.m.-11:56 a.m.

1 stop8h 56m

San Francisco

Wed 13/8

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

1 stop8h 51m

C$ 323

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 13/8

6:49 a.m.-2:27 p.m.

1 stop10h 38m

San Francisco

Sat 16/8

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

1 stop8h 45m

C$ 388

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 24/7

10:25 p.m.-1:59 p.m.

2 stops18h 34m

San Francisco

Sun 3/8

7:30 a.m.-12:33 a.m.

2 stops14h 03m

C$ 390

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Thu 24/7

7:45 p.m.-1:59 p.m.

2 stops21h 14m

San Francisco

Sun 3/8

7:30 a.m.-12:46 a.m.

1 stop14h 16m

C$ 391

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 8/7

8:05 p.m.-10:10 a.m.

1 stop17h 05m

San Francisco

Tue 15/7

7:30 a.m.-12:33 a.m.

2 stops14h 03m

C$ 401

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Sat 22/11

3:25 p.m.-9:37 p.m.

1 stop9h 12m

San Francisco

Wed 3/12

8:40 a.m.-9:50 p.m.

1 stop10h 10m

C$ 410

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Wed 9/7

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

1 stop16h 05m

San Francisco

Wed 16/7

10:15 a.m.-7:10 a.m.

1 stop17h 55m

C$ 416

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Fri 29/8

8:05 a.m.-10:38 a.m.

Nonstop5h 33m

San Francisco

Mon 8/9

1:45 p.m.-9:40 p.m.

Nonstop4h 55m

C$ 425

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 25/6

6:30 a.m.-1:15 p.m.

1 stop9h 45m

San Francisco

Fri 11/7

6:15 a.m.-9:59 p.m.

1 stop12h 44m

C$ 446

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 18/6

9:45 a.m.-12:25 p.m.

Nonstop5h 40m

San Francisco

Wed 25/6

1:25 p.m.-9:29 p.m.

Nonstop5h 04m

C$ 461

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 32 results
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Best time to book a flight from Toronto to Fremont

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

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

Use this chart to determine the optimal time to book a round-trip flight from Toronto to Fremont. Price data was last updated on 9 June 2025.

The best time to book flights from Toronto to Fremont is 67 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Toronto to Fremont (average of C$ 276). Flying from Toronto to Fremont in December is currently the most expensive (average of C$ 368). 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 FR8?

Find hourly flight availability from Toronto to Fremont. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

When flying from Toronto to Fremont, 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 Fremont?

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

Travelers seeking maximum savings on their Toronto to Fremont flight should consider departing on Thursday 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 Fremont

Explore weekly flight availability from Toronto to Fremont. 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 12 June 2025.

The most flights from YTO to FR8 are scheduled on a Wednesday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (20 on average).

Rainfall in Fremont by month

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

In terms of precipitation, rainfall in Fremont 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 Fremont when rainfall is around 0.0 mm.

Temperature in Fremont by month

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

If weather is an important factor for your trip to Fremont, 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 Fremont

Get insights into the airlines that provide service to Fremont. 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 Fremont. Reviews last updated 12 June 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Porter Airlines and Delta from Toronto to Fremont 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.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
288 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
396 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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

Find useful and relevant information for your journey from Toronto to Fremont. 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 Fremont one-way?

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as C$ 193. However, be on the lookout for offers from American Airlines and Air Canada, as they are both options that can get you from Toronto to Fremont for a low price.

  • What are the most popular routes from Toronto to Fremont?

    When deciding which route to take from Toronto to Fremont consider Toronto Pearson Intl - San Francisco, Hamilton - San Francisco or Toronto Region of Waterloo Intl - San Francisco as they are the most popular.

  • What are the most reliable airlines from Toronto to Fremont?

    The top 3 most reliable airlines when flying from Toronto to Fremont are Porter Airlines (90%), Air Transat (90%) and United Airlines (79%).

  • What are the cheapest flights from Toronto to Fremont?

    Looking at all options, your cheapest flight can be booked for C$ 245. While the most popular route (Toronto Pearson Intl - San Francisco) can be booked for C$ 338 on average our data indicates C$ 2,331 when flying from Toronto to Fremont.

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

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

  • How can I find direct flights from Toronto to Fremont?

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

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

    Yes. Cheapflights offers flight deals from Toronto to Fremont 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 Fremont?

    Currently, January is the cheapest month in which you can book a flight from Toronto to Fremont (average of C$ 276). Flying from Toronto to Fremont in December is currently the most expensive (average of C$ 368). 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

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Top 8 airlines flying from Toronto to Fremont

Discover the top 8 airlines that operate flights from Toronto to Fremont. 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 629,999 searches. Data last updated 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 255AverageC$ 577FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 283AverageC$ 434FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 295AverageC$ 482FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 326AverageC$ 562FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 347AverageC$ 560FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 381AverageC$ 566FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapestC$ 385AverageC$ 673FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Air TransatCheapestC$ 408AverageC$ 507FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

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 Fremont?

Deals for Toronto to Fremont flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Toronto to Fremont?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Toronto to Fremont for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Toronto to Fremont with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Toronto to Fremont, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Toronto to Fremont become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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