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 $129. However, be on the lookout for offers from Air Canada and Flair 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 Porter Airlines (75%), Air Transat (75%) and United Airlines (73%).

What are the most popular airlines that fly from San Francisco to Niagara-on-the-Lake?

The most popular airlines flying from San Francisco to Niagara-on-the-Lake are American Airlines, Air Canada and Delta. Something to consider prior to booking your flight.

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

To save on the cost of your flight from San Francisco to Niagara-on-the-Lake, book at least 45 days before your planned departure. Booking around this time can save you about 37% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $448 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $559.

What is the cheapest month to fly from San Francisco to Niagara-on-the-Lake?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, February can be a great choice for travel to Niagara-on-the-Lake. Flights to Niagara-on-the-Lake from San Francisco in February are about $468 on average during February, but can be found for as low as $126.

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 10 outbound flights to Niagara-on-the-Lake per day.

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.

$129+ Flights from San Francisco to Niagara-on-the-Lake

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Cheapflights Tip: The best prices from San Francisco to Niagara-on-the-Lake are usually found in February or January, booked 68 days in advance, depart on a Wednesday or Thursday and return on a Friday

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

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$228 (Kiwi.com)
One-way from	$129 (iWofly)
Popular in	December
Cheapest in	February
Average price	$406

Provider with most accurate pricing for San Francisco-Toronto (YTO) flight deals.

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Provider most trusted by Cheapflights users for San Francisco-Toronto (YTO) flights.

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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. 5% potential increase in price ($26 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).

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Average for round-trip flights in March 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 March 28, 2025.

Tue 4/157:02 pmSFO - YYZ

1 stop8h 41mMultiple Airlines

Tue 4/225:50 pmYYZ - SFO

1 stop9h 09mMultiple Airlines

Deal found 3/27

$228

Tue 5/610:15 amSFO - YYZ

1 stop18h 00mFlair Airlines

Tue 5/139:00 pmYYZ - SFO

1 stop15h 30mFlair Airlines

Deal found 3/27

$242

Tue 5/67:30 amSFO - YYZ

2 stops14h 03mWestJet

Fri 5/99:00 amYYZ - SFO

2 stops15h 25mWestJet

Deal found 3/28

$272

Sat 5/31:30 pmSFO - YYZ

Nonstop4h 59mPorter Airlines

Tue 5/69:45 amYYZ - SFO

Nonstop5h 45mPorter Airlines

Deal found 3/27

$320

Fri 5/212:10 amSFO - YYZ

1 stop6h 48mAir Canada

Tue 5/62:00 pmYYZ - SFO

1 stop9h 10mAir Canada

Deal found 3/27

$390

Wed 4/1610:52 pmSFO - YYZ

Nonstop5h 08mUnited Airlines

Thu 4/1710:15 amYYZ - SFO

1 stop8h 03mUnited Airlines

Deal found 3/27

$395

Best flights from San Francisco to Niagara-on-the-Lake
Discover carefully curated flight deals from San Francisco to Niagara-on-the-Lake that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2025.

Tue 4/157:02 pmSFO - YYZ

1 stop8h 41mMultiple Airlines

Tue 4/297:25 pmYYZ - SFO

1 stop15h 55mMultiple Airlines

Deal found 3/27

$228

Tue 5/610:15 amSFO - YYZ

1 stop18h 00mFlair Airlines

Tue 5/139:00 pmYYZ - SFO

1 stop15h 30mFlair Airlines

Deal found 3/27

$242

Sat 5/107:30 amSFO - YYZ

1 stop8h 24mWestJet

Sat 5/1711:00 amYYZ - SFO

1 stop9h 15mWestJet

Deal found 3/26

$268

Tue 4/151:40 pmSFO - YYZ

Nonstop5h 02mPorter Airlines

Thu 5/19:45 amYYZ - SFO

Nonstop5h 45mPorter Airlines

Deal found 3/26

$323

Thu 4/171:40 pmSFO - YYZ

Nonstop5h 02mAir Transat

Mon 4/219:45 amYYZ - SFO

Nonstop5h 54mAir Transat

Deal found 3/26

$372

Last-minute flights from San Francisco to Niagara-on-the-Lake
Discover last-minute flight deals from San Francisco to Niagara-on-the-Lake. Data last updated March 28, 2025 and is based on user searches.

Wed 4/212:43 amSFO - YYZ

1 stop7h 47mUnited Airlines

Sun 4/1310:45 amYYZ - SFO

1 stop10h 22mUnited Airlines

Deal found 3/27

$676

Wed 4/212:15 amSFO - YYZ

1 stop12h 45mAmerican Airlines

Thu 5/223:10 pmYYZ - SFO

1 stop7h 27mAmerican Airlines

Deal found 3/28

$727

Thu 4/31:40 pmSFO - YYZ

Nonstop5h 02mPorter Airlines

Thu 5/229:45 amYYZ - SFO

Nonstop5h 45mPorter Airlines

Deal found 3/27

$452

Thu 4/34:40 pmSFO - YYZ

Nonstop5h 01mAir Canada

Sun 4/136:30 amYYZ - SFO

Nonstop5h 49mAir Canada

Deal found 3/27

$637

Sat 4/58:25 amSFO - YYZ

2 stops13h 15mWestJet

Sun 4/1310:05 pmYYZ - SFO

2 stops42h 01mWestJet

Deal found 3/28

$911

Sat 4/512:05 amSFO - YYZ

1 stop12h 05mAvianca

Sat 4/195:10 pmYYZ - SFO

1 stop22h 25mAvianca

Deal found 3/27

$1,259

Mon 4/710:59 pmSFO - YYZ

1 stop27h 56mMultiple Airlines

Sat 4/127:25 pmYYZ - SFO

1 stop15h 20mMultiple Airlines

Deal found 3/28

$319

Mon 4/74:49 pmSFO - YYZ

2 stops19h 11mAlaska Airlines

Thu 4/104:45 pmYYZ - SFO

1 stop9h 59mAlaska Airlines

Deal found 3/27

$492

Mon 4/77:05 amSFO - YYZ

1 stop13h 10mDelta

Thu 4/107:45 amYYZ - SFO

1 stop12h 29mDelta

Deal found 3/27

$613

Wed 4/91:40 pmSFO - YYZ

Nonstop5h 02mPorter Airlines

Sat 4/199:45 amYYZ - SFO

Nonstop5h 54mPorter Airlines

Deal found 3/26

$320

Sun 4/139:50 amSFO - YYZ

Nonstop5h 05mAir Canada

Fri 4/187:00 pmYYZ - SFO

Nonstop5h 49mAir Canada

Deal found 3/27

$402

Tue 4/157:02 pmSFO - YYZ

1 stop8h 41mMultiple Airlines

Tue 4/297:25 pmYYZ - SFO

1 stop15h 55mMultiple Airlines

Deal found 3/27

$228

One-way flights from San Francisco to Niagara-on-the-Lake
Search for one-way flight options from San Francisco to Niagara-on-the-Lake. Find affordable one-way fares based on user searches. Data last updated March 28, 2025.

Sun 5/117:30 amSFO - YYZ

2 stops14h 03mWestJet

Deal found 3/26

$129

Mon 4/710:59 pmSFO - YYZ

1 stop27h 56mMultiple Airlines

Deal found 3/27

$133

Tue 4/1511:40 amSFO - YYZ

Nonstop5h 00mAir Canada

Deal found 3/26

$146

Thu 4/2410:15 amSFO - YYZ

2 stops17h 40mFlair Airlines

Deal found 3/27

$151

Thu 4/101:40 pmSFO - YYZ

Nonstop5h 02mPorter Airlines

Deal found 3/27

$152

Tue 6/1712:49 amSFO - YYZ

1 stop8h 04mDelta

Deal found 3/27

$186

Wed 4/912:43 amSFO - YYZ

1 stop7h 47mUnited Airlines

Deal found 3/27

$187

Sat 4/265:35 pmSFO - YYZ

2 stops18h 25mAlaska Airlines

Deal found 3/27

$191

Wed 5/141:30 pmSFO - YYZ

Nonstop4h 59mAir Transat

Deal found 3/26

$205

Tue 4/2912:47 amSFO - YYZ

2 stops14h 48mAmerican Airlines

Deal found 3/27

$228

Mon 6/212:05 amSFO - YYZ

2 stops19h 25mAvianca

Deal found 3/27

$358

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to Niagara-on-the-Lake that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Tue 4/15

7:02 pm-6:43 am

1 stop8h 41m

Toronto Pearson Intl

Tue 4/22

5:50 pm-11:59 pm

1 stop9h 09m

$228

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Tue 5/6

10:15 am-7:15 am

1 stop18h 00m

Toronto Pearson Intl

Tue 5/13

9:00 pm-9:30 am

1 stop15h 30m

$242

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Tue 5/6

7:30 am-12:33 am

2 stops14h 03m

Toronto Pearson Intl

Fri 5/9

9:00 am-9:25 pm

2 stops15h 25m

$272

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sat 5/3

1:30 pm-9:29 pm

Nonstop4h 59m

Toronto Pearson Intl

Tue 5/6

9:45 am-12:30 pm

Nonstop5h 45m

$320

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Wed 4/16

10:52 pm-7:00 am

Nonstop5h 08m

Toronto Pearson Intl

Thu 4/17

10:15 am-3:18 pm

1 stop8h 03m

$395

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sun 5/11

7:30 am-12:33 am

2 stops14h 03m

$129

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Fri 6/20

11:19 am-7:00 am

1 stop16h 41m

$133

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Thu 4/24

10:15 am-6:55 am

2 stops17h 40m

$151

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Thu 4/10

1:40 pm-9:42 pm

Nonstop5h 02m

$152

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sun 4/13

9:50 am-5:55 pm

Nonstop5h 05m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 16 results

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?

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 68 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 July is currently the most expensive (average of $359). 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?

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?

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. Saturday mornings 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

The most flights from SFO to N1A are scheduled on a Friday (23 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Niagara-on-the-Lake by month

In terms of precipitation, rainfall in Niagara-on-the-Lake 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-on-the-Lake when rainfall is around 2.0 in.

Temperature in Niagara-on-the-Lake by month

If weather is an important factor for your trip to Niagara-on-the-Lake, 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-on-the-Lake

Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Porter Airlines from San Francisco to Niagara-on-the-Lake to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,798 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,896 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Porter Airlines

7.9

Good

276 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Air Transat

7.8

Good

381 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,603 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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 10 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 $129. However, be on the lookout for offers from Air Canada and Flair 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 Porter Airlines (75%), Air Transat (75%) and United Airlines (73%).
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 $1,561, our data shows the cheapest flight currently is $134. When looking at the most popular route, (San Francisco - Toronto Pearson Intl), you can expect to pay $242 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 July is currently the most expensive (average of $359). 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

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Top 7 airlines flying from San Francisco to Niagara-on-the-Lake

Airline	Cheapest	Average	Flexibility	On-time
Porter Airlines	Cheapest$167	Average$466	FlexibilityNo cancel fee	On-time52%
Delta	Cheapest$187	Average$551	FlexibilityNo cancel fee	On-timeN/A
Air Transat	Cheapest$194	Average$410	FlexibilityNo cancel fee	On-time50%
American Airlines	Cheapest$205	Average$574	FlexibilityNo cancel fee	On-time71%
WestJet	Cheapest$216	Average$346	FlexibilityNo cancel fee	On-time60%
Air Canada	Cheapest$217	Average$572	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$256	Average$590	FlexibilityNo cancel fee	On-time69%

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$129+ 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Francisco to Niagara-on-the-Lake with Cheapflights

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3. Compare prices and book

Cheapflights Tip: The best prices from San Francisco to Niagara-on-the-Lake are usually found in February or January, booked 68 days in advance, depart on a Wednesday or Thursday 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 March 28, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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

Cheapest flights from San Francisco to Niagara-on-the-LakeExplore 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 March 28, 2025.

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 March 28, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to Niagara-on-the-Lake that are best for you.

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.

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 March 21, 2025.

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

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 March 28, 2025.

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.

Weekly flight availability from San Francisco to Niagara-on-the-Lake

Rainfall in Niagara-on-the-Lake by month

Plan your trip to Niagara-on-the-Lake by taking into account the average rainfall totals by month.

Temperature in Niagara-on-the-Lake by month

Plan your trip to Niagara-on-the-Lake by taking into account the average temperature totals by month.

Reviews of airlines servicing Niagara-on-the-Lake

Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Porter Airlines from San Francisco to Niagara-on-the-Lake to help guide your decision. 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 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?

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

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

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

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

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

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Alternative routes for San Francisco to Niagara-on-the-Lake

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Top 7 airlines flying from San Francisco to Niagara-on-the-Lake

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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 March 28, 2025.