$150+ Cheap flights from San Francisco (SFO) to Niagara Falls, ON, 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YYZ
Mar 3 — Mar 101
1 adult, Economy
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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 April, booked 82 days in advance, depart on a Tuesday or Thursday and return on a Thursday
Cheap flight deals from San Francisco to Niagara Falls
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Best
Last-minute
One-way
Cheapest flights from San Francisco to Niagara FallsExplore 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 February 1, 2026.
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 February 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Fri 5/81:00 pm
SFO
- YYZ
2 stops13h 10m
WestJet
Wed 5/136:15 am
YYZ
- SFO
1 stop8h 45m
WestJet
Deal found 1/30![WestJet logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Fri 5/81:00 pm
SFO
- YYZ
2 stops13h 10m
WestJet
Tue 5/126:15 am
YYZ
- SFO
1 stop8h 45m
WestJet
Deal found 1/30![WestJet logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/81:00 pm
SFO
- YYZ
2 stops13h 10m
WestJet
Mon 5/116:15 am
YYZ
- SFO
1 stop8h 45m
WestJet
Deal found 1/31![WestJet logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/301:00 pm
SFO
- YYZ
1 stop9h 05m
WestJet
Mon 5/43:50 pm
YYZ
- SFO
1 stop9h 05m
WestJet
Deal found 1/29![WestJet logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:00 am
SFO
- YYZ
2 stops12h 10m
WestJet
Sun 6/76:15 am
YYZ
- SFO
1 stop8h 45m
WestJet
Deal found 1/31![WestJet logo]()
$244
This FlightHub deal was found by Cheapflights users on 1/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:00 am
SFO
- YYZ
2 stops12h 10m
Multiple Airlines
Fri 6/59:45 am
YYZ
- SFO
Nonstop5h 35m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 1/30. 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 5/206:00 am
SFO
- YYZ
1 stop8h 10m
WestJet
Sat 5/236:15 am
YYZ
- SFO
1 stop8h 45m
WestJet
Deal found 1/30![WestJet logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/301:00 pm
SFO
- YYZ
2 stops13h 10m
WestJet
Sun 5/36:15 am
YYZ
- SFO
1 stop8h 45m
WestJet
Deal found 1/31![WestJet logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:00 am
SFO
- YYZ
1 stop8h 10m
WestJet
Sun 5/246:15 am
YYZ
- SFO
1 stop8h 45m
WestJet
Deal found 1/31![WestJet logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Fri 4/241:00 pm
SFO
- YYZ
2 stops13h 58m
WestJet
Mon 4/276:15 am
YYZ
- SFO
1 stop8h 45m
WestJet
Deal found 1/30![WestJet logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/291:00 pm
SFO
- YYZ
1 stop8h 10m
WestJet
Sun 5/36:15 am
YYZ
- SFO
1 stop8h 45m
WestJet
Deal found 1/31![WestJet logo]()
$252
Best flights from San Francisco to Niagara FallsDiscover carefully curated flight deals from San Francisco to Niagara Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 1, 2026.
Discover carefully curated flight deals from San Francisco to Niagara Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 1, 2026.
This Delta deal was found by Cheapflights users on 1/30. 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.
Sat 3/2810:40 pm
SFO
- YYZ
1 stop7h 25m
Delta
Wed 4/110:05 am
YYZ
- SFO
1 stop7h 37m
Delta
Deal found 1/30![Delta logo]()
$368
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:40 pm
SFO
- YYZ
1 stop12h 34m
United Airlines
Tue 3/35:55 pm
YYZ
- SFO
Nonstop6h 00m
United Airlines
Deal found 2/1![United Airlines logo]()
$395
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/176:27 pm
SFO
- YYZ
1 stop18h 08m
Alaska Airlines
Tue 3/244:45 pm
YYZ
- SFO
2 stops21h 19m
Alaska Airlines
Deal found 2/1![Alaska Airlines logo]()
$397
This Delta deal was found by Cheapflights users on 1/30. 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.
Sat 2/1410:45 pm
SFO
- YYZ
1 stop9h 33m
Delta
Wed 2/186:15 am
YYZ
- SFO
1 stop7h 49m
Delta
Deal found 1/30![Delta logo]()
$390
This Alaska Airlines deal was found by Cheapflights users on 1/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2411:34 am
SFO
- YYZ
1 stop25h 01m
Alaska Airlines
Sun 3/14:45 pm
YYZ
- SFO
1 stop10h 14m
Alaska Airlines
Deal found 1/31![Alaska Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/68:53 am
SFO
- YYZ
Nonstop4h 59m
United Airlines
Sun 4/126:30 am
YYZ
- SFO
Nonstop5h 53m
United Airlines
Deal found 2/1![United Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 1/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/510:42 pm
SFO
- YYZ
Nonstop5h 18m
United Airlines
Sun 4/126:30 am
YYZ
- SFO
Nonstop5h 53m
United Airlines
Deal found 1/29![United Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 1/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2511:31 pm
SFO
- YYZ
Nonstop4h 59m
United Airlines
Sun 3/16:30 am
YYZ
- SFO
Nonstop6h 10m
United Airlines
Deal found 1/31![United Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 1/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:53 am
SFO
- YYZ
Nonstop4h 59m
United Airlines
Tue 3/35:55 pm
YYZ
- SFO
Nonstop6h 00m
United Airlines
Deal found 1/31![United Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 1/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:04 am
SFO
- YYZ
Nonstop5h 10m
United Airlines
Sun 4/126:30 am
YYZ
- SFO
Nonstop5h 53m
United Airlines
Deal found 1/30![United Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 1/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1011:31 pm
SFO
- YYZ
Nonstop4h 59m
United Airlines
Tue 3/175:55 pm
YYZ
- SFO
Nonstop6h 00m
United Airlines
Deal found 1/30![United Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/710:34 pm
SFO
- YYZ
Nonstop4h 56m
United Airlines
Sat 4/116:30 am
YYZ
- SFO
Nonstop5h 53m
United Airlines
Deal found 2/1![United Airlines logo]()
$410
Last-minute flights from San Francisco to Niagara FallsDiscover last-minute flight deals from San Francisco to Niagara Falls. Data last updated February 1, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Niagara Falls. Data last updated February 1, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Mon 2/232:25 pm
SFO
- YYZ
1 stop13h 18m
Multiple Airlines
Thu 3/58:35 pm
YYZ
- SFO
1 stop26h 46m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Mon 2/232:25 pm
SFO
- YYZ
1 stop13h 18m
Multiple Airlines
Fri 2/279:50 am
YYZ
- SFO
Nonstop5h 55m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Mon 2/232:25 pm
SFO
- YYZ
1 stop13h 18m
Multiple Airlines
Sat 2/289:50 am
YYZ
- SFO
Nonstop5h 55m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Mon 2/232:25 pm
SFO
- YYZ
1 stop13h 18m
Multiple Airlines
Mon 3/97:55 pm
YYZ
- SFO
1 stop25h 49m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Mon 2/232:25 pm
SFO
- YYZ
1 stop13h 18m
Multiple Airlines
Tue 3/37:15 am
YYZ
- SFO
2 stops44h 13m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Tue 2/247:15 pm
SFO
- YYZ
3 stops43h 13m
Multiple Airlines
Mon 3/29:50 am
YYZ
- SFO
Nonstop5h 52m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 1/30. 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.
Thu 2/268:43 am
SFO
- YYZ
3 stops18h 30m
Multiple Airlines
Fri 2/279:50 am
YYZ
- SFO
Nonstop5h 55m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$296
This Trip.com deal was found by Cheapflights users on 1/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/271:45 pm
SFO
- YYZ
Nonstop4h 57m
Porter Airlines
Mon 3/29:50 am
YYZ
- SFO
Nonstop5h 52m
Porter Airlines
Deal found 1/30![Porter Airlines logo]()
$280
One-way flights from San Francisco to Niagara FallsSearch for one-way flight options from San Francisco to Niagara Falls. Find affordable one-way fares based on user searches. Data last updated February 1, 2026.
Search for one-way flight options from San Francisco to Niagara Falls. Find affordable one-way fares based on user searches. Data last updated February 1, 2026.
This Air Canada deal was found by Cheapflights users on 1/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/197:30 am
SFO
- YYZ
1 stop10h 29m
Air Canada
Deal found 1/29![Air Canada logo]()
$150
This Trip.com deal was found by Cheapflights users on 1/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/147:15 pm
SFO
- YYZ
1 stop8h 05m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2710:00 pm
SFO
- YYZ
3 stops22h 38m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 1/30. 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 3/710:15 am
SFO
- YYZ
1 stop11h 25m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$153
This Air Canada deal was found by Cheapflights users on 1/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:25 am
SFO
- YYZ
1 stop10h 19m
Air Canada
Deal found 1/29![Air Canada logo]()
$154
This Delta deal was found by Cheapflights users on 1/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2810:45 pm
SFO
- YYZ
1 stop7h 17m
Delta
Deal found 1/29![Delta logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/215:47 pm
SFO
- YYZ
1 stop23h 08m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:34 pm
SFO
- YYZ
2 stops24h 01m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 1/30. 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 4/16:00 am
SFO
- YYZ
3 stops38h 20m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/261:45 pm
SFO
- YYZ
Nonstop4h 57m
Air Transat
Deal found 1/31![Air Transat logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/138:09 pm
SFO
- YYZ
1 stop22h 16m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$161
Find 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 February 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $240 (Kiwi.com) |
One-way from | $150 (Air Canada) |
Popular in | December |
Cheapest in | February |
Average price | $346 |
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 February 1, 2026.
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
Sat 3/28
10:40 pm-9:05 am
1 stop7h 25m
Toronto Pearson Intl
Wed 4/1
10:05 am-2:42 pm
1 stop7h 37m
$368
San FranciscoToronto
SFO - YYZ
SFOYYZ
San Francisco
Sat 2/14
10:45 pm-11:18 am
1 stop9h 33m
Toronto Pearson Intl
Wed 2/18
6:15 am-11:04 am
1 stop7h 49m
$390
San FranciscoToronto
SFO - YYZ
SFOYYZ
San Francisco
Mon 3/2
10:40 pm-2:14 pm
1 stop12h 34m
Toronto Pearson Intl
Tue 3/3
5:55 pm-8:55 pm
Nonstop6h 00m
$395
San FranciscoToronto
SFO - YYZ
SFOYYZ
San Francisco
Tue 3/17
6:27 pm-3:35 pm
1 stop18h 08m
Toronto Pearson Intl
Tue 3/24
4:45 pm-11:04 am
2 stops21h 19m
$397
San FranciscoToronto
SFO - YYZ
SFOYYZ
San Francisco
Tue 2/24
11:34 am-3:35 pm
1 stop25h 01m
Toronto Pearson Intl
Sun 3/1
4:45 pm-11:59 pm
1 stop10h 14m
$410
San FranciscoToronto
SFO - YYZ
SFOYYZ
San Francisco
Fri 3/6
8:53 am-4:52 pm
Nonstop4h 59m
Toronto Pearson Intl
Sun 4/12
6:30 am-9:23 am
Nonstop5h 53m
$410
San FranciscoToronto
SFO - YYZ
SFOYYZ
San Francisco
Sun 4/5
10:42 pm-7:00 am
Nonstop5h 18m
Toronto Pearson Intl
Sun 4/12
6:30 am-9:23 am
Nonstop5h 53m
$410
San FranciscoToronto
SFO - YYZ
SFOYYZ
San Francisco
Wed 2/25
11:31 pm-7:30 am
Nonstop4h 59m
Toronto Pearson Intl
Sun 3/1
6:30 am-9:40 am
Nonstop6h 10m
$410
San FranciscoToronto
SFO - YYZ
SFOYYZ
San Francisco
Wed 2/25
8:53 am-4:52 pm
Nonstop4h 59m
Toronto Pearson Intl
Tue 3/3
5:55 pm-8:55 pm
Nonstop6h 00m
$410
San FranciscoToronto
SFO - YYZ
SFOYYZ
San Francisco
Wed 4/8
8:04 am-4:14 pm
Nonstop5h 10m
Toronto Pearson Intl
Sun 4/12
6:30 am-9:23 am
Nonstop5h 53m
$410
Showing 1-10 of 24 results
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.
SFO-YYZ
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
SFO-NI4
SFO-YYZ
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 January 30, 2026.
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, February is the cheapest month in which you can book a flight from San Francisco to Niagara Falls (average of $127). Flying from San Francisco to Niagara Falls in August is currently the most expensive (average of $203). 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 February 1, 2026.
It’s typically best to fly out from San Francisco to Niagara Falls at noon. Doing so could potentially save you 38% on the flight price compared to flying in the morning, which is usually more expensive.
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 January 31, 2026.
Travelers seeking maximum savings on their San Francisco to Niagara Falls 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 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 February 1, 2026.
The most flights from SFO to NI4 are scheduled on a Saturday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).
How much does it cost to fly round-trip from San Francisco to Niagara Falls?
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 February 1, 2026.
Read reviews from past customers who have flown Porter Airlines, Air Transat, and United Airlines from San Francisco to Niagara Falls. 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.
Crew
8.6
Boarding
8.2
Entertainment
6.9
Overall
7.9
Comfort
7.9
Food
7.5
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Crew
8.6
Boarding
8.2
Entertainment
6.9
Overall
7.9
Comfort
7.9
Food
7.5
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Crew
8.6
Boarding
8.2
Entertainment
6.9
Overall
7.9
Comfort
7.9
Food
7.5
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Crew
8.6
Boarding
8.2
Entertainment
6.9
Overall
7.9
Comfort
7.9
Food
7.5
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Crew
8.6
Boarding
8.2
Entertainment
6.9
Overall
7.9
Comfort
7.9
Food
7.5
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
Crew
8.6
Boarding
8.2
Entertainment
6.9
Overall
7.9
Comfort
7.9
Food
7.5
Reviews
1 / 20
8.0
ExcellentMohameed,Nov 2025
LAS - YYZ
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.
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Alternative routes for San Francisco to Niagara Falls
See prices for flight routes from nearby airports that may be better suited for you.
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 February 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$146 | Average$302 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$154 | Average$374 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$165 | Average$437 | FlexibilityNo cancel fee | On-time50% | |
| Cheapest$176 | Average$460 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$195 | Average$471 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$328 | Average$571 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$403 | Average$587 | FlexibilityNo cancel fee | On-time71% |