HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Niagara Falls

$150+ Cheap flights from San Francisco (SFO) to Niagara Falls, 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 6/23. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YYZ
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Niagara Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from San Francisco to Niagara Falls 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 Falls

Keep the following information in mind while searching for San Francisco to Niagara Falls flight deals. Data was last updated June 12, 2025.

Round-trip from

$243
(Mytrip)

One-way from

$150
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$446
From San Francisco to Niagara Falls
Search Deals
One-way flight from San Francisco to Niagara Falls
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from San Francisco to Niagara Falls

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

This Mytrip deal was found by Cheapflights users on 6/11. 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.
Wed 10/810:15 amSFO - YYZ
1 stop18h 00mFlair Airlines
Wed 11/128:00 pmYYZ - SFO
1 stop16h 30mFlair Airlines
Deal found 6/11$243
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/237:30 amSFO - YYZ
2 stops14h 03mWestJet
Wed 8/63:00 pmYYZ - SFO
1 stop9h 25mWestJet
Deal found 6/11$253
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/307:30 amSFO - YYZ
2 stops14h 03mMultiple Airlines
Wed 8/209:45 amYYZ - SFO
Nonstop5h 38mMultiple Airlines
Deal found 6/12$263
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/201:25 pmSFO - YYZ
Nonstop4h 59mPorter Airlines
Wed 10/89:45 amYYZ - SFO
Nonstop5h 38mPorter Airlines
Deal found 6/10$302
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/712:55 amSFO - YYZ
1 stop8h 35mAmerican Airlines
Fri 7/183:45 pmYYZ - SFO
1 stop8h 57mAmerican Airlines
Deal found 6/11$339
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/248:40 amSFO - YYZ
Nonstop4h 55mAir Canada
Mon 10/68:05 amYYZ - SFO
Nonstop5h 28mAir Canada
Deal found 6/10$363
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2011:43 pmSFO - YYZ
1 stop8h 35mDelta
Tue 6/241:04 pmYYZ - SFO
1 stop7h 14mDelta
Deal found 6/10$383

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco to Niagara Falls 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 June 12, 2025.
Use the filters below to find and compare flights from San Francisco to Niagara Falls that are best for you.

Fly from

San Francisco

Fly to

Niagara Falls

Route

Depart

Return

Price

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Wed 7/23

7:30 am-12:33 am

2 stops14h 03m

Toronto Pearson Intl

Wed 8/6

3:00 pm-9:25 pm

1 stop9h 25m

$253

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Wed 7/30

7:30 am-12:33 am

2 stops14h 03m

Toronto Pearson Intl

Wed 8/20

9:45 am-12:23 pm

Nonstop5h 38m

$263

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Mon 7/7

12:55 am-12:30 pm

1 stop8h 35m

Toronto Pearson Intl

Thu 7/17

12:40 pm-10:37 pm

1 stop12h 57m

$339

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Tue 9/9

12:15 pm-8:10 pm

Nonstop4h 55m

Toronto Pearson Intl

Thu 9/18

6:15 am-12:23 pm

1 stop9h 08m

$363

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Tue 6/17

1:25 pm-9:29 pm

Nonstop5h 04m

Toronto Pearson Intl

Wed 6/18

9:45 am-12:25 pm

Nonstop5h 40m

$366

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Fri 6/20

11:43 pm-11:18 am

1 stop8h 35m

Toronto Pearson Intl

Tue 6/24

1:04 pm-5:18 pm

1 stop7h 14m

$383

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Mon 6/23

1:25 pm-9:29 pm

Nonstop5h 04m

$150

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Tue 6/24

4:50 pm-12:44 am

Nonstop4h 54m

$151

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sat 7/12

3:05 pm-3:00 pm

2 stops20h 55m

$152

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Mon 6/23

2:45 pm-6:12 am

2 stops12h 27m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 17 results
1
2

Best time to book a flight from San Francisco to Niagara Falls

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

How far ahead should I book a flight from San Francisco to Niagara Falls?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Niagara Falls. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Niagara Falls, 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 Falls?

Currently, January is the cheapest month in which you can book a flight from San Francisco to Niagara Falls (average of $243). Flying from San Francisco to Niagara Falls in July is currently the most expensive (average of $353). 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 NI4?

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Niagara Falls as you normally would.

What is the cheapest day to fly from San Francisco to Niagara Falls?

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

Travelers seeking maximum savings on their San Francisco to Niagara Falls 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 San Francisco to Niagara Falls

Explore weekly flight availability from San Francisco to Niagara Falls. 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 June 12, 2025.

The most flights from SFO to NI4 are scheduled on a Monday (28 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (22 on average).

Rainfall in Niagara Falls by month

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

In terms of precipitation, rainfall in Niagara Falls ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Niagara Falls when rainfall is around 2.0 in.

Temperature in Niagara Falls by month

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

If weather is an important factor for your trip to Niagara Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Niagara Falls

Get insights into the airlines that provide service to Niagara Falls. 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 Falls. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown Alaska Airlines, Porter Airlines and Delta from San Francisco to Niagara Falls. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
288 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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.
Air Transat
7.8
Good
396 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

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 Falls. 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 Falls?

    If you book a flight to Niagara Falls from San Francisco, you will be flying from San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco. There are 24 flights from San Francisco to Niagara Falls per day from 7 different airlines.

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

    The cheapest airlines for a one-way flight from San Francisco to Niagara Falls are Porter Airlines ($150), Air Canada ($151), and Alaska Airlines ($152).

  • What are the most reliable airlines from San Francisco to Niagara Falls?

    Before booking your flight to Niagara Falls from San Francisco, check out the most reliable airlines to get you to your destination on time: Brussels Airlines (100%), Austrian Airlines (88%), Singapore Airlines( 86%).

  • What are the cheapest flights from San Francisco to Niagara Falls?

    While on average a flight from San Francisco to Niagara Falls is generally $1,735, our data shows the cheapest flight currently is $153. When looking at the most popular route, (San Francisco - Toronto Pearson Intl), you can expect to pay $243 for that flight.

  • Can I find deals for flights from San Francisco to Niagara Falls that include hotel bookings?

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

  • How can I find direct flights from San Francisco to Niagara Falls?

    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 Falls.

  • Can I find deals for business class flights from San Francisco to Niagara Falls?

    Yes. Cheapflights offers flight deals from San Francisco to Niagara Falls 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 Falls?

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Niagara Falls (average of $243). Flying from San Francisco to Niagara Falls in July is currently the most expensive (average of $353). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Pearson Intl flights
San Francisco to Pearson Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Los Angeles to Toronto Island flights
San Diego to Pearson Intl flights
San Francisco to Toronto Island flights
Ontario to Pearson Intl flights
San Francisco to Region of Waterloo Intl flights
San Francisco to Hamilton flights
San Jose to Pearson Intl flights
Los Angeles to Region of Waterloo Intl flights
Las Vegas to Pearson Intl flights
Santa Ana to Pearson Intl flights
Los Angeles to Hamilton flights
Sacramento to Pearson Intl flights
San Diego to Pierre Elliott Trudeau Intl flights
Oakland to Pearson Intl flights
Las Vegas to Pierre Elliott Trudeau Intl flights
Ontario to Pierre Elliott Trudeau Intl flights
San Francisco to Ottawa flights
Santa Ana to Hamilton flights
Burbank to Pearson Intl flights
Los Angeles to Ottawa flights
Las Vegas to Toronto Island flights
San Jose to Pierre Elliott Trudeau Intl flights
Las Vegas to Region of Waterloo Intl flights
Santa Ana to Pierre Elliott Trudeau Intl flights
San Diego to Toronto Island flights
San Diego to Region of Waterloo Intl flights
San Diego to Hamilton flights
Palm Springs to Pearson Intl flights
Las Vegas to Hamilton flights
San Jose to Ottawa flights
Fresno to Pearson Intl flights
Ontario to Ottawa flights
San Jose to Toronto Island flights
Reno to Pearson Intl flights
Sacramento to Hamilton flights
Sacramento to Pierre Elliott Trudeau Intl flights
San Jose to Hamilton flights
Burbank to Pierre Elliott Trudeau Intl flights
Los Angeles to London flights
Oakland to Hamilton flights
San Diego to Ottawa flights
Long Beach to Pierre Elliott Trudeau Intl flights

Top 7 airlines flying from San Francisco to Niagara Falls

Discover the top 7 airlines that operate flights from San Francisco to Niagara Falls. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$160Average$412FlexibilityNo cancel feeOn-time52%
DeltaCheapest$187Average$498FlexibilityNo cancel feeOn-timeN/A
Air TransatCheapest$195Average$411FlexibilityNo cancel feeOn-time50%
Air CanadaCheapest$200Average$523FlexibilityNo cancel feeOn-time67%
WestJetCheapest$229Average$317FlexibilityNo cancel feeOn-time60%
American AirlinesCheapest$245Average$585FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$323Average$580FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.