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Cheap flights from Niagara Falls to San Diego from C$ 253

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SAN
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Niagara Falls to San Diego are usually found in January or February, booked 67 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Niagara Falls to San Diego

Keep the following information in mind while searching for Niagara Falls to San Diego flight deals. Data was last updated 15 September 2025.

Round-trip from

C$ 372

One-way from

C$ 253

Popular in

September

Cheapest in

January

Average price

C$ 613
29/9-28/10
  • 29/9-28/10
  • 3 total stops
  • 23h 10m total
  • Niagara Falls to San Diego
Search Deals
1/11
  • 1/11
  • 1 total stop
  • 18h 15m total
  • Niagara Falls to San Diego
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 130 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Niagara Falls to San Diego

Cheapest flights from Niagara Falls to San Diego
Explore the most affordable flight options available from Niagara Falls to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Wed 8/1011:00 a.m.YYZ - SAN
2 stops13h 20mMultiple Airlines
Sat 11/108:00 a.m.SAN - YYZ
2 stops19h 12mMultiple Airlines
Deal found 13/9C$ 381
Thu 30/109:45 a.m.YYZ - SAN
1 stop9h 35mMultiple Airlines
Sat 8/115:00 p.m.SAN - YYZ
1 stop10h 20mMultiple Airlines
Deal found 13/9C$ 383
Tue 28/109:35 a.m.YYZ - SAN
1 stop9h 45mMultiple Airlines
Sun 2/1110:09 p.m.SAN - YYZ
1 stop19h 23mMultiple Airlines
Deal found 14/9C$ 385
Wed 15/109:30 a.m.YYZ - SAN
1 stop14h 50mMultiple Airlines
Tue 21/108:00 a.m.SAN - YYZ
2 stops11h 52mMultiple Airlines
Deal found 13/9C$ 387
Tue 7/1010:00 a.m.YYZ - SAN
2 stops14h 20mMultiple Airlines
Sat 18/102:05 p.m.SAN - YYZ
1 stop13h 07mMultiple Airlines
Deal found 14/9C$ 388
Mon 13/108:05 p.m.YYZ - SAN
1 stop28h 15mMultiple Airlines
Thu 16/106:25 a.m.SAN - YYZ
1 stop10h 20mMultiple Airlines
Deal found 14/9C$ 390
Tue 7/1010:00 a.m.YYZ - SAN
2 stops14h 20mMultiple Airlines
Fri 17/102:05 p.m.SAN - YYZ
1 stop13h 47mMultiple Airlines
Deal found 14/9C$ 391
Wed 8/1010:00 a.m.YYZ - SAN
2 stops14h 20mMultiple Airlines
Sat 18/102:05 p.m.SAN - YYZ
1 stop13h 07mMultiple Airlines
Deal found 14/9C$ 394
Fri 31/107:55 p.m.YYZ - SAN
1 stop15h 45mMultiple Airlines
Thu 13/113:59 p.m.SAN - YYZ
1 stop11h 21mMultiple Airlines
Deal found 13/9C$ 396
Fri 17/108:05 p.m.YYZ - SAN
1 stop15h 10mMultiple Airlines
Wed 22/108:00 a.m.SAN - YYZ
1 stop8h 58mMultiple Airlines
Deal found 13/9C$ 398

Cheapflights Fare Finder

 
Customize your flight search to find flights from Niagara Falls to San Diego 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 629,999 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Niagara Falls to San Diego that are best for you.

Fly from

Niagara Falls

Fly to

San Diego

Route

Depart

Return

Price

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Fri 5/12

5:20 p.m.-11:45 a.m.

2 stops45h 25m

San Diego

Wed 17/12

12:35 p.m.-12:26 a.m.

1 stop8h 51m

C$ 490

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Tue 28/10

3:30 p.m.-10:20 p.m.

1 stop9h 50m

San Diego

Sun 2/11

12:25 p.m.-8:16 p.m.

Nonstop4h 51m

C$ 514

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Fri 24/10

1:20 p.m.-9:20 p.m.

1 stop11h 00m

San Diego

Sun 26/10

6:15 a.m.-4:40 p.m.

1 stop7h 25m

C$ 525

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Tue 28/10

3:30 p.m.-11:44 p.m.

2 stops11h 14m

San Diego

Sun 2/11

10:30 p.m.-2:01 p.m.

1 stop12h 31m

C$ 525

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Fri 5/12

4:10 p.m.-10:30 p.m.

1 stop9h 20m

San Diego

Mon 29/12

2:11 p.m.-11:59 p.m.

1 stop6h 48m

C$ 525

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Thu 25/12

6:05 a.m.-2:31 p.m.

1 stop11h 26m

San Diego

Fri 9/1

12:05 p.m.-11:04 p.m.

1 stop7h 59m

C$ 525

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Thu 18/12

6:10 a.m.-9:56 p.m.

1 stop18h 46m

San Diego

Sun 28/12

10:45 p.m.-7:45 p.m.

1 stop18h 00m

C$ 525

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Sun 21/12

5:10 p.m.-11:40 p.m.

1 stop9h 30m

San Diego

Mon 5/1

10:30 p.m.-11:34 a.m.

1 stop10h 04m

C$ 525

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Fri 17/10

1:00 p.m.-6:30 p.m.

1 stop8h 30m

San Diego

Mon 20/10

8:08 p.m.-11:44 a.m.

2 stops12h 36m

C$ 525

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Fri 17/10

6:15 a.m.-3:22 p.m.

1 stop12h 07m

San Diego

Sat 18/10

10:20 p.m.-11:20 a.m.

1 stop10h 00m

C$ 525

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Showing 1-10 of 24 results
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2
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Best time to book a flight from Niagara Falls to San Diego

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

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

Use this chart to determine the optimal time to book a round-trip flight from Niagara Falls to San Diego. Price data was last updated on 12 September 2025.

Booking 67 days in advance of your planned departure date is, on average, the best time to get cheap flights from Niagara Falls to San Diego. 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 Niagara Falls to San Diego?

Currently, May is the cheapest month in which you can book a flight from Niagara Falls to San Diego (average of C$ 289). Flying from Niagara Falls to San Diego in November is currently the most expensive (average of C$ 390). 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 NI4 to SAN?

Find hourly flight availability from Niagara Falls to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

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

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

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

Travelers seeking maximum savings on their Niagara Falls to San Diego flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Niagara Falls to San Diego

Explore weekly flight availability from Niagara Falls to San Diego. 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 15 September 2025.

The most flights from NI4 to SAN 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).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated 15 September 2025.
Read reviews from past customers who have flown Delta,Porter Airlines, andAir Transat from Niagara Falls to San Diego. 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.
Delta
8.0
Very good
7,954 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Porter Airlines
7.9
Good
363 reviews
Delta
8.0
Very good
7,954 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Transat
7.7
Good
438 reviews
Delta
8.0
Very good
7,954 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,954 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Niagara Falls to San Diego. 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 into for flights to San Diego from Niagara Falls?

    If you book a flight to San Diego from Niagara Falls, you will be flying to San Diego, which is the city’s only airport. San Diego (SAN) is located 4.2 km from the centre of San Diego. There are 2 flights from Niagara Falls to San Diego per day from 8 different airlines.

  • How long is the flight from Niagara Falls to San Diego?

    Airlines like WestJet, Delta, and United Airlines fly from Niagara Falls to San Diego in about 11h. The time it takes to get you to your destination can typically vary by up to 34h 25m. Airlines will cover a distance of 3465 km. This flight may include one or multiple stops.

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

    The top 3 most reliable airlines when flying from Niagara Falls to San Diego are Air Canada Rouge (100%), Air Canada (91%) and United Airlines (82%).

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

    On average you can expect to pay C$ 495 for a flight from Niagara Falls to San Diego. The cheapest flight overall is C$ 224 while the most popular route, (Toronto Pearson Intl - San Diego) is currently priced at C$ 287.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Niagara Falls to San Diego (average of C$ 289). Flying from Niagara Falls to San Diego in November is currently the most expensive (average of C$ 390). 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

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Borrego Springs
El Cajon

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Alternative routes for Niagara Falls to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Niagara Falls to San Diego

Discover the top 8 airlines that operate flights from Niagara Falls to San Diego. 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 629,999 searches. Data last updated 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 248AverageC$ 395FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 250AverageC$ 421FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
American AirlinesCheapestC$ 293AverageC$ 548FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 307AverageC$ 473FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 307AverageC$ 523FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 319AverageC$ 459FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 332AverageC$ 440FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Alaska AirlinesCheapestC$ 405AverageC$ 864FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Niagara Falls to San Diego?

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Why should you use Cheapflights to find cheap flight tickets from Niagara Falls to San Diego?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Niagara Falls to San Diego for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Niagara Falls to San Diego with no change fees?

Need flexible booking options for your flight to San Diego from Niagara Falls? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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