$185+ Cheap flights from San Diego (SAN) 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — YYZ
apr 20 — apr 271
Round-trip
1 adult, Economy
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Find cheap flights from San Diego 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 Diego to Niagara Falls are usually found in April or March, booked 6 days in advance, depart on a Wednesday or Friday and return on a Friday
Cheap flight deals from San Diego to Niagara Falls
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Diego to Niagara FallsExplore the most affordable flight options available from San Diego to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 21, 2026.
Explore the most affordable flight options available from San Diego to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
mer 5/274:17 pm
SAN
- YYZ
1 stop24h 02m
Multiple Airlines
mar 6/29:55 am
YYZ
- SAN
1 stop14h 17m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 3/18. 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.
mar 5/1210:07 pm
SAN
- YYZ
2 stops28h 38m
Multiple Airlines
mar 5/199:45 am
YYZ
- SAN
1 stop14h 27m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
mer 4/152:12 pm
SAN
- YYZ
2 stops26h 24m
Multiple Airlines
mar 4/219:45 am
YYZ
- SAN
1 stop28h 49m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
mer 4/82:49 pm
SAN
- YYZ
2 stops37h 11m
Multiple Airlines
mar 4/219:45 am
YYZ
- SAN
1 stop28h 49m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
mer 5/67:34 pm
SAN
- YYZ
2 stops25h 25m
Multiple Airlines
mar 5/199:45 am
YYZ
- SAN
1 stop14h 27m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
ven 5/810:07 pm
SAN
- YYZ
2 stops20h 08m
Multiple Airlines
mar 5/199:45 am
YYZ
- SAN
1 stop14h 27m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
mer 4/82:49 pm
SAN
- YYZ
2 stops37h 11m
Multiple Airlines
lun 4/208:00 pm
YYZ
- SAN
1 stop20h 17m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
lun 5/1110:07 pm
SAN
- YYZ
2 stops28h 38m
Multiple Airlines
mar 5/199:45 am
YYZ
- SAN
1 stop14h 27m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
mer 5/136:25 am
SAN
- YYZ
2 stops28h 40m
Multiple Airlines
mer 5/209:45 am
YYZ
- SAN
1 stop16h 27m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
mer 4/82:49 pm
SAN
- YYZ
2 stops37h 11m
Multiple Airlines
lun 4/138:00 pm
YYZ
- SAN
1 stop20h 17m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
mer 4/2912:29 pm
SAN
- YYZ
1 stop28h 21m
Multiple Airlines
mar 5/59:30 am
YYZ
- SAN
1 stop9h 01m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$342
Best flights from San Diego to Niagara FallsDiscover carefully curated flight deals from San Diego to Niagara Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated marzo 21, 2026.
Discover carefully curated flight deals from San Diego to Niagara Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated marzo 21, 2026.
This United Airlines deal was found by Cheapflights users on 3/19. 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.
mar 5/510:46 am
SAN
- YYZ
1 stop6h 58m
United Airlines
dom 5/174:18 pm
YYZ
- SAN
1 stop7h 54m
United Airlines
Deal found 3/19![United Airlines logo]()
$450
This Delta deal was found by Cheapflights users on 3/19. 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.
lun 7/2710:30 pm
SAN
- YYZ
1 stop9h 57m
Delta
gio 7/306:00 am
YYZ
- SAN
1 stop11h 08m
Delta
Deal found 3/19![Delta logo]()
$450
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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.
sab 4/257:35 pm
SAN
- YYZ
1 stop17h 10m
Alaska Airlines
dom 5/34:55 pm
YYZ
- SAN
2 stops18h 44m
Alaska Airlines
Deal found 3/21![Alaska Airlines logo]()
$451
This Alaska Airlines deal was found by Cheapflights users on 3/16. 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.
mar 5/127:35 pm
SAN
- YYZ
1 stop17h 10m
Alaska Airlines
lun 5/184:55 pm
YYZ
- SAN
1 stop10h 04m
Alaska Airlines
Deal found 3/16![Alaska Airlines logo]()
$471
This United Airlines deal was found by Cheapflights users on 3/19. 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.
sab 4/1111:00 am
SAN
- YYZ
1 stop7h 32m
United Airlines
dom 4/197:00 am
YYZ
- SAN
1 stop7h 25m
United Airlines
Deal found 3/19![United Airlines logo]()
$477
This Delta deal was found by Cheapflights users on 3/17. 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.
sab 4/256:51 pm
SAN
- YYZ
2 stops11h 05m
Delta
dom 5/311:30 am
YYZ
- SAN
1 stop12h 50m
Delta
Deal found 3/17![Delta logo]()
$488
This Alaska Airlines deal was found by Cheapflights users on 3/16. 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.
mar 4/710:48 am
SAN
- YYZ
1 stop25h 57m
Alaska Airlines
ven 4/244:55 pm
YYZ
- SAN
1 stop28h 46m
Alaska Airlines
Deal found 3/16![Alaska Airlines logo]()
$480
This United Airlines deal was found by Cheapflights users on 3/16. 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.
ven 5/110:20 pm
SAN
- YYZ
1 stop10h 23m
United Airlines
gio 5/711:00 am
YYZ
- SAN
1 stop7h 33m
United Airlines
Deal found 3/16![United Airlines logo]()
$492
This Delta deal was found by Cheapflights users on 3/18. 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.
mar 9/810:40 pm
SAN
- YYZ
1 stop8h 42m
Delta
ven 9/187:12 pm
YYZ
- SAN
1 stop7h 07m
Delta
Deal found 3/18![Delta logo]()
$508
This Alaska Airlines deal was found by Cheapflights users on 3/18. 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.
ven 4/174:21 pm
SAN
- YYZ
2 stops20h 24m
Alaska Airlines
mar 4/214:55 pm
YYZ
- SAN
2 stops17h 21m
Alaska Airlines
Deal found 3/18![Alaska Airlines logo]()
$501
This United Airlines deal was found by Cheapflights users on 3/18. 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.
sab 4/259:45 pm
SAN
- YYZ
1 stop9h 19m
United Airlines
dom 5/31:00 pm
YYZ
- SAN
1 stop8h 41m
United Airlines
Deal found 3/18![United Airlines logo]()
$508
This United Airlines deal was found by Cheapflights users on 3/16. 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.
gio 5/147:00 am
SAN
- YYZ
1 stop7h 56m
United Airlines
ven 5/224:18 pm
YYZ
- SAN
1 stop7h 28m
United Airlines
Deal found 3/16![United Airlines logo]()
$508
Last-minute flights from San Diego to Niagara FallsDiscover last-minute flight deals from San Diego to Niagara Falls. Data last updated marzo 21, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Niagara Falls. Data last updated marzo 21, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
mer 4/82:49 pm
SAN
- YYZ
2 stops37h 11m
Multiple Airlines
mar 4/219:45 am
YYZ
- SAN
1 stop28h 49m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
mer 4/82:49 pm
SAN
- YYZ
2 stops37h 11m
Multiple Airlines
lun 4/208:00 pm
YYZ
- SAN
1 stop20h 17m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
mer 4/82:49 pm
SAN
- YYZ
2 stops37h 11m
Multiple Airlines
lun 4/138:00 pm
YYZ
- SAN
1 stop20h 17m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
gio 4/911:58 am
SAN
- YYZ
2 stops16h 02m
Multiple Airlines
lun 4/208:00 pm
YYZ
- SAN
1 stop20h 17m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
mer 4/152:12 pm
SAN
- YYZ
2 stops26h 24m
Multiple Airlines
mar 4/219:45 am
YYZ
- SAN
1 stop28h 49m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
mer 4/2912:29 pm
SAN
- YYZ
1 stop28h 21m
Multiple Airlines
mar 5/59:30 am
YYZ
- SAN
1 stop9h 01m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
mer 4/2912:29 pm
SAN
- YYZ
1 stop28h 21m
Multiple Airlines
sab 5/99:30 am
YYZ
- SAN
1 stop11h 29m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$345
This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
gio 4/303:30 pm
SAN
- YYZ
1 stop11h 15m
WestJet
gio 5/77:00 am
YYZ
- SAN
1 stop10h 10m
WestJet
Deal found 3/16![WestJet logo]()
$349
One-way flights from San Diego to Niagara FallsSearch for one-way flight options from San Diego to Niagara Falls. Find affordable one-way fares based on user searches. Data last updated marzo 21, 2026.
Search for one-way flight options from San Diego to Niagara Falls. Find affordable one-way fares based on user searches. Data last updated marzo 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
ven 4/249:19 am
SAN
- YYZ
1 stop9h 23m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
sab 4/182:12 pm
SAN
- YYZ
1 stop13h 08m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
lun 5/49:19 am
SAN
- YYZ
3 stops31h 36m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$192
This Air Canada deal was found by Cheapflights users on 3/19. 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.
dom 5/37:00 am
SAN
- YYZ
1 stop9h 58m
Air Canada
Deal found 3/19![Air Canada logo]()
$195
This American Airlines deal was found by Cheapflights users on 3/21. 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.
gio 5/1410:40 pm
SAN
- YYZ
1 stop12h 53m
American Airlines
Deal found 3/21![American Airlines logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 3/18. 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.
mar 5/56:44 pm
SAN
- YYZ
1 stop23h 41m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
mar 5/1210:07 pm
SAN
- YYZ
3 stops23h 03m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
ven 4/178:49 pm
SAN
- YYZ
1 stop30h 31m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$200
This United Airlines deal was found by Cheapflights users on 3/20. 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.
lun 5/48:45 pm
SAN
- YYZ
2 stops10h 09m
United Airlines
Deal found 3/20![United Airlines logo]()
$201
This Mytrip deal was found by Cheapflights users on 3/17. 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.
ven 5/15:58 pm
SAN
- YYZ
1 stop17h 29m
Sun Country Air
Deal found 3/17![Sun Country Air logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 3/18. 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.
dom 4/129:56 pm
SAN
- YYZ
1 stop29h 24m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$203
Find flight deals from San Diego to Niagara Falls
Keep the following information in mind while searching for San Diego to Niagara Falls flight deals. Data was last updated marzo 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $303 (Kiwi.com) |
One-way from | $185 (Kiwi.com) |
Popular in | February |
Cheapest in | April |
Average price | $323 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego 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 marzo 21, 2026.
Use the filters below to find and compare flights from San Diego to Niagara Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San DiegoToronto
SAN - YYZ
SANYYZ
San Diego
mar 5/5
10:46 am-8:44 pm
1 stop6h 58m
Toronto Pearson Intl
dom 5/17
4:18 pm-9:12 pm
1 stop7h 54m
$450
San DiegoToronto
SAN - YYZ
SANYYZ
San Diego
lun 7/27
10:30 pm-11:27 am
1 stop9h 57m
Toronto Pearson Intl
gio 7/30
6:00 am-2:08 pm
1 stop11h 08m
$450
San DiegoToronto
SAN - YYZ
SANYYZ
San Diego
sab 4/25
7:35 pm-3:45 pm
1 stop17h 10m
Toronto Pearson Intl
dom 5/3
4:55 pm-8:39 am
2 stops18h 44m
$451
San DiegoToronto
SAN - YYZ
SANYYZ
San Diego
mar 5/12
7:35 pm-3:45 pm
1 stop17h 10m
Toronto Pearson Intl
lun 5/18
4:55 pm-11:59 pm
1 stop10h 04m
$471
San DiegoToronto
SAN - YYZ
SANYYZ
San Diego
sab 4/11
11:00 am-9:32 pm
1 stop7h 32m
Toronto Pearson Intl
dom 4/19
7:00 am-11:25 am
1 stop7h 25m
$477
San DiegoToronto
SAN - YYZ
SANYYZ
San Diego
mar 4/7
10:48 am-3:45 pm
1 stop25h 57m
Toronto Pearson Intl
ven 4/24
4:55 pm-6:41 pm
1 stop28h 46m
$480
San DiegoToronto
SAN - YYZ
SANYYZ
San Diego
sab 4/25
6:51 pm-8:56 am
2 stops11h 05m
Toronto Pearson Intl
dom 5/3
11:30 am-9:20 pm
1 stop12h 50m
$488
San DiegoToronto
SAN - YYZ
SANYYZ
San Diego
ven 5/1
10:20 pm-11:43 am
1 stop10h 23m
Toronto Pearson Intl
gio 5/7
11:00 am-3:33 pm
1 stop7h 33m
$492
San DiegoToronto
SAN - YYZ
SANYYZ
San Diego
ven 4/17
4:21 pm-3:45 pm
2 stops20h 24m
Toronto Pearson Intl
mar 4/21
4:55 pm-7:16 am
2 stops17h 21m
$501
San DiegoToronto
SAN - YYZ
SANYYZ
San Diego
mar 9/8
10:40 pm-10:22 am
1 stop8h 42m
Toronto Pearson Intl
ven 9/18
7:12 pm-11:19 pm
1 stop7h 07m
$508
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Best time to book a flight from San Diego to Niagara Falls
Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from San Diego with our price prediction graph.
SAN-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 Diego to Niagara Falls
SAN-NI4
SAN-YYZ
How far ahead should I book a flight from San Diego to Niagara Falls?
Use this chart to determine the optimal time to book a round-trip flight from San Diego to Niagara Falls. Price data was last updated on March 13, 2026.
Booking 6 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Niagara Falls. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from San Diego to Niagara Falls?
Currently, June is the cheapest month in which you can book a flight from San Diego to Niagara Falls (average of $78). Flying from San Diego to Niagara Falls in September is currently the most expensive (average of $253). 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 SAN to NI4?
Find hourly flight availability from San Diego 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 marzo 21, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Diego to Niagara Falls as you normally would.
Weekly flight availability from San Diego to Niagara Falls
Explore weekly flight availability from San Diego 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 marzo 21, 2026.
The most flights from SAN to NI4 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from San Diego 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 marzo 21, 2026.
Peruse reviews from past customers who have flown with Porter Airlines,Delta, andUnited Airlines from San Diego to Niagara Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Overall
8.0
Boarding
8.2
Entertainment
7.0
Comfort
8.0
Food
7.6
Reviews
1 / 20
10.0
ExcellentJohn,Mar 2026
YYZ - PVR
Crew
8.6
Overall
8.0
Boarding
8.2
Entertainment
7.0
Comfort
8.0
Food
7.6
Reviews
1 / 20
10.0
ExcellentJohn,Mar 2026
YYZ - PVR
Crew
8.6
Overall
8.0
Boarding
8.2
Entertainment
7.0
Comfort
8.0
Food
7.6
Reviews
1 / 20
10.0
ExcellentJohn,Mar 2026
YYZ - PVR
Crew
8.6
Overall
8.0
Boarding
8.2
Entertainment
7.0
Comfort
8.0
Food
7.6
Reviews
1 / 20
10.0
ExcellentJohn,Mar 2026
YYZ - PVR
Crew
8.6
Overall
8.0
Boarding
8.2
Entertainment
7.0
Comfort
8.0
Food
7.6
Reviews
1 / 20
10.0
ExcellentJohn,Mar 2026
YYZ - PVR
Crew
8.6
Overall
8.0
Boarding
8.2
Entertainment
7.0
Comfort
8.0
Food
7.6
Reviews
1 / 20
10.0
ExcellentJohn,Mar 2026
YYZ - PVR
Related info for your journey
Find useful and relevant information for your journey from San Diego 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 Diego to Niagara Falls
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Niagara Falls by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Diego to Niagara Falls by cabin class
Find flights from San Diego to Niagara Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Niagara Falls flights
Browse other San Diego and Niagara Falls flight options. Last updated on marzo 21, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on marzo 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Diego to Niagara Falls flights
Consider these flights traveling from San Diego to Niagara Falls.
Top 6 airlines flying from San Diego to Niagara Falls
Discover the top 6 airlines that operate flights from San Diego 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 marzo 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$146 | Average$288 | FlexibilityNo cancel fee | On-time50% | |
| Cheapest$147 | Average$290 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$153 | Average$437 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$187 | Average$401 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$230 | Average$464 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$319 | Average$552 | FlexibilityNo cancel fee | On-time71% |