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Cheap flights from Niagara Falls, ON to San Diego from C$ 237

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 17/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SAN
18 Feb — 25 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Niagara Falls to San Diego are usually found in April or May, booked 21 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 19 January 2026.

Round-trip from

C$ 387

One-way from

C$ 237

Popular in

December

Cheapest in

April

Average price

C$ 548
23/2-27/2
  • 23/2-27/2
  • 2 total stops
  • 21h 42m total
  • Niagara Falls to San Diego
Search Deals
17/2
  • 17/2
  • 3 total stops
  • 27h 11m total
  • Niagara Falls to San Diego
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 118 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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Find flight deals from Niagara Falls to San Diego

Enter your travel dates to find the best prices.

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 19 January 2026.

Mon 23/28:00 p.m.
YYZ
-
SAN
1 stop14h 17m
Multiple Airlines
Fri 27/28:18 p.m.
SAN
-
YYZ
1 stop7h 25m
Multiple Airlines
Deal found 17/1C$ 387
Thu 26/28:35 p.m.
YYZ
-
SAN
1 stop25h 48m
Multiple Airlines
Mon 2/32:00 p.m.
SAN
-
YYZ
1 stop13h 43m
Multiple Airlines
Deal found 17/1C$ 400
Fri 27/28:00 p.m.
YYZ
-
SAN
2 stops18h 28m
Multiple Airlines
Mon 2/32:00 p.m.
SAN
-
YYZ
2 stops13h 13m
Multiple Airlines
Deal found 18/1C$ 403
Fri 6/38:00 p.m.
YYZ
-
SAN
1 stop20h 13m
Multiple Airlines
Mon 16/39:58 p.m.
SAN
-
YYZ
2 stops18h 38m
Multiple Airlines
Deal found 16/1C$ 408
Sun 8/37:55 p.m.
YYZ
-
SAN
1 stop23h 18m
Multiple Airlines
Sun 15/38:59 p.m.
SAN
-
YYZ
1 stop30h 44m
Multiple Airlines
Deal found 16/1C$ 411
Fri 6/38:00 p.m.
YYZ
-
SAN
1 stop20h 13m
Multiple Airlines
Sun 15/38:59 p.m.
SAN
-
YYZ
2 stops19h 37m
Multiple Airlines
Deal found 16/1C$ 433
Fri 6/38:00 p.m.
YYZ
-
SAN
1 stop20h 13m
Multiple Airlines
Mon 9/36:42 p.m.
SAN
-
YYZ
1 stop9h 01m
Multiple Airlines
Deal found 17/1C$ 435
Fri 10/48:00 p.m.
YYZ
-
SAN
1 stop14h 45m
Multiple Airlines
Mon 13/45:01 p.m.
SAN
-
YYZ
1 stop10h 42m
Multiple Airlines
Deal found 17/1C$ 436

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 19 January 2026.
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 27/2

4:45 p.m.-9:49 p.m.

1 stop32h 04m

San Diego

Fri 6/3

8:26 p.m.-3:35 p.m.

1 stop16h 09m

C$ 534

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Mon 2/3

4:45 p.m.-3:46 p.m.

1 stop26h 01m

San Diego

Tue 10/3

3:45 p.m.-3:35 p.m.

1 stop20h 50m

C$ 537

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Thu 26/2

7:45 a.m.-5:50 p.m.

2 stops13h 05m

San Diego

Sun 1/3

10:10 p.m.-9:02 a.m.

1 stop7h 52m

C$ 566

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Thu 5/3

4:45 p.m.-9:49 p.m.

1 stop32h 04m

San Diego

Sat 14/3

8:26 p.m.-3:35 p.m.

1 stop16h 09m

C$ 575

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Wed 22/4

4:55 p.m.-6:41 p.m.

1 stop28h 46m

San Diego

Fri 24/4

4:49 p.m.-3:45 p.m.

1 stop19h 56m

C$ 583

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Tue 21/4

4:55 p.m.-4:16 p.m.

2 stops26h 21m

San Diego

Thu 23/4

7:24 p.m.-3:45 p.m.

2 stops17h 21m

C$ 589

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Sun 1/2

10:05 a.m.-7:01 p.m.

1 stop11h 56m

San Diego

Sat 7/2

1:45 p.m.-11:17 a.m.

2 stops18h 32m

C$ 593

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Sun 1/2

4:45 p.m.-9:32 a.m.

2 stops19h 47m

San Diego

Tue 10/2

2:51 p.m.-3:35 p.m.

2 stops21h 44m

C$ 596

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Fri 8/5

10:45 a.m.-5:19 p.m.

1 stop9h 34m

San Diego

Fri 8/5

7:40 p.m.-9:54 a.m.

2 stops11h 14m

C$ 597

TorontoSan Diego

YYZ - SAN

YYZSAN

Toronto Pearson Intl

Wed 22/4

6:30 a.m.-11:55 a.m.

1 stop8h 25m

San Diego

Wed 22/4

2:05 p.m.-11:59 p.m.

1 stop6h 54m

C$ 597

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/1

Showing 1-10 of 22 results
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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 16 January 2026.

Booking 14 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, July is the cheapest month in which you can book a flight from Niagara Falls to San Diego (average of C$ 133). Flying from Niagara Falls to San Diego in November is currently the most expensive (average of C$ 360). 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 19 January 2026.

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.

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 19 January 2026.

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 19 January 2026.
Read reviews from past customers who have flown Porter Airlines,Air Transat, andUnited Airlines 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.
Porter Airlines
8.0
Very good
411 reviews
Check prices

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

6.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
411 reviews
Porter Airlines
8.0
Very good
411 reviews
Check prices

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

6.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Transat
7.7
Good
497 reviews
Porter Airlines
8.0
Very good
411 reviews
Check prices

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

6.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,178 reviews
Porter Airlines
8.0
Very good
411 reviews
Check prices

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

6.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
American Airlines
7.2
Good
11,164 reviews
Porter Airlines
8.0
Very good
411 reviews
Check prices

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

6.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,637 reviews
Porter Airlines
8.0
Very good
411 reviews
Check prices

Boarding

8.2

Crew

8.6

Food

7.6

Entertainment

6.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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 7 different airlines.

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

    Airlines like Alaska Airlines and Delta fly from Niagara Falls to San Diego in about 13h 05m. The time it takes to get you to your destination can typically vary by up to 18h 59m. Airlines will cover a distance of 3465 km. This flight may include one or multiple stops.

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

    C$ 187 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from C$ 206 and C$ 228, respectively.

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

    On average you can expect to pay C$ 531 for a flight from Niagara Falls to San Diego. The cheapest flight overall is C$ 300 while the most popular route, (Toronto Pearson Intl - San Diego) is currently priced at C$ 403.

  • 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, July is the cheapest month in which you can book a flight from Niagara Falls to San Diego (average of C$ 133). Flying from Niagara Falls to San Diego in November is currently the most expensive (average of C$ 360). 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
El Cajon
La Mesa
Borrego Springs

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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 7 airlines flying from Niagara Falls to San Diego

Discover the top 7 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 19 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 231AverageC$ 393FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 237AverageC$ 540FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 239AverageC$ 419FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
United AirlinesCheapestC$ 251AverageC$ 525FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 293AverageC$ 438FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 295AverageC$ 524FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 327AverageC$ 429FlexibilityNo cancel feeOn-time60%
Search WestJet 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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