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Niagara-on-the-Lake

$150+ Cheap flights from San Francisco (SFO) to Niagara-on-the-Lake, Canada

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YYZ
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Find cheap flights from San Francisco to Niagara-on-the-Lake with Cheapflights

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Cheapflights Tip: The best prices from San Francisco to Niagara-on-the-Lake are usually found in February or March, booked 82 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from San Francisco to Niagara-on-the-Lake

Keep the following information in mind while searching for San Francisco to Niagara-on-the-Lake flight deals. Data was last updated July 31, 2025.

Round-trip from

$236
(Mytrip)

One-way from

$150
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$460
From San Francisco to Niagara-on-the-Lake
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One-way flight from San Francisco to Niagara-on-the-Lake
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Highest demand for flights based on searches. 10% potential increase in price ($53 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from San Francisco to Niagara-on-the-Lake

Cheapest flights from San Francisco to Niagara-on-the-Lake
Explore the most affordable flight options available from San Francisco to Niagara-on-the-Lake. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Mytrip deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2210:15 amSFO - YYZ
1 stop18h 00mFlair Airlines
Thu 10/29:00 pmYYZ - SFO
1 stop15h 30mFlair Airlines
Deal found 7/31$236
This Mytrip deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2010:15 amSFO - YYZ
1 stop16h 58mMultiple Airlines
Mon 9/299:00 pmYYZ - SFO
1 stop15h 30mMultiple Airlines
Deal found 7/29$238

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Niagara-on-the-Lake 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 2,558,603 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from San Francisco to Niagara-on-the-Lake that are best for you.

Fly from

San Francisco

Fly to

Niagara-on-the-Lake

Route

Depart

Return

Price

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Mon 9/22

10:15 am-7:15 am

1 stop18h 00m

Toronto Pearson Intl

Thu 10/2

9:00 pm-9:30 am

1 stop15h 30m

$236

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sat 9/20

10:15 am-6:13 am

1 stop16h 58m

Toronto Pearson Intl

Mon 9/29

9:00 pm-9:30 am

1 stop15h 30m

$238

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Fri 9/12

2:45 pm-6:52 am

2 stops13h 07m

$150

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Fri 9/26

10:37 pm-5:51 am

3 stops28h 14m

$152

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Thu 9/25

12:15 pm-8:10 pm

Nonstop4h 55m

$158

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Thu 1/8

5:29 am-5:25 pm

1 stop8h 56m

$165

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Thu 8/21

10:15 am-7:15 am

1 stop18h 00m

$172

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Wed 8/20

1:25 pm-9:29 pm

Nonstop5h 04m

$187

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Wed 1/7

9:40 pm-3:35 pm

1 stop14h 55m

$191

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sat 8/30

12:35 am-11:53 am

1 stop8h 18m

$195

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from San Francisco to Niagara-on-the-Lake

Have a flexible travel schedule? Discover the best time to fly to Niagara-on-the-Lake from San Francisco 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 San Francisco to Niagara-on-the-Lake

How far ahead should I book a flight from San Francisco to Niagara-on-the-Lake?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Niagara-on-the-Lake. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Niagara-on-the-Lake, you should look to book at least 82 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.

What is the cheapest month to book a flight from San Francisco to Niagara-on-the-Lake?

Currently, January is the cheapest month in which you can book a flight from San Francisco to Niagara-on-the-Lake (average of $243). Flying from San Francisco to Niagara-on-the-Lake in August is currently the most expensive (average of $348). 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 SFO to N1A?

Find hourly flight availability from San Francisco to Niagara-on-the-Lake. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

When flying from San Francisco to Niagara-on-the-Lake, 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 San Francisco to Niagara-on-the-Lake?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Niagara-on-the-Lake. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to Niagara-on-the-Lake 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 San Francisco to Niagara-on-the-Lake

Explore weekly flight availability from San Francisco to Niagara-on-the-Lake. 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 July 31, 2025.

The most flights from SFO to N1A are scheduled on a Thursday (19 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Reviews of airlines servicing Niagara-on-the-Lake

Get insights into the airlines that provide service to Niagara-on-the-Lake. 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 Niagara-on-the-Lake. Reviews last updated July 31, 2025.
Read through reviews of airlines operating flights from San Francisco to Niagara-on-the-Lake, such as Alaska Airlines, Porter Airlines, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Porter Airlines
8.0
Very good
318 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
WestJet
7.2
Good
2,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Entertainment

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Niagara-on-the-Lake. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Francisco to Niagara-on-the-Lake?

    San Francisco (SFO), located 11.8 mi from the city center, is the airport you fly out of when you book flights from San Francisco to Niagara-on-the-Lake. 7 airlines have flights from San Francisco to Niagara-on-the-Lake on a regular basis. Booking flights from San Francisco to Niagara-on-the-Lake should not be difficult; the airport handles an average of 11 outbound flights to Niagara-on-the-Lake per day.

  • What are the cheapest airlines to fly from San Francisco to Niagara-on-the-Lake one-way?

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $151. However, be on the lookout for offers from Air Canada and American Airlines, as they are both options that can get you from San Francisco to Niagara-on-the-Lake for a low price.

  • What are the most reliable airlines from San Francisco to Niagara-on-the-Lake?

    The top 3 most reliable airlines when flying from San Francisco to Niagara-on-the-Lake are Brussels Airlines (94%), Singapore Airlines (82%) and Austrian Airlines (77%).

  • What are the cheapest flights from San Francisco to Niagara-on-the-Lake?

    While on average a flight from San Francisco to Niagara-on-the-Lake is generally $1,393, our data shows the cheapest flight currently is $155. When looking at the most popular route, (San Francisco - Toronto Pearson Intl), you can expect to pay $237 for that flight.

  • Can I find deals for flights from San Francisco to Niagara-on-the-Lake that include hotel bookings?

    Yes. In addition to deals on San Francisco to Niagara-on-the-Lake flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Niagara-on-the-Lake?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Niagara-on-the-Lake.

  • Can I find deals for business class flights from San Francisco to Niagara-on-the-Lake?

    Yes. Cheapflights offers flight deals from San Francisco to Niagara-on-the-Lake 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 San Francisco to Niagara-on-the-Lake?

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Niagara-on-the-Lake (average of $243). Flying from San Francisco to Niagara-on-the-Lake in August is currently the most expensive (average of $348). 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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Alternative routes for San Francisco to Niagara-on-the-Lake

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from San Francisco to Niagara-on-the-Lake

Discover the top 7 airlines that operate flights from San Francisco to Niagara-on-the-Lake. 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 2,558,603 searches. Data last updated July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$158Average$393FlexibilityNo cancel feeOn-time52%
Air TransatCheapest$193Average$410FlexibilityNo cancel feeOn-time50%
DeltaCheapest$197Average$550FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$199Average$505FlexibilityNo cancel feeOn-time67%
WestJetCheapest$216Average$310FlexibilityNo cancel feeOn-time60%
United AirlinesCheapest$350Average$574FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$403Average$545FlexibilityNo cancel feeOn-time71%

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