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$96+ Cheap flights from San Diego (SAN) to Ontario

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — YYZ
dic. 23 — dic. 301
lun. 12/23
lun. 12/30
1 adult, Economy
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Cheap flight deals from San Diego to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Ontario (CAON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated diciembre 18, 2024.

Round-trip from

$199
(Kiwi.com)

One-way from

$96
(Mytrip)
From San Diego to Ontario
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One-way flight from San Diego to Ontario
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Find flight deals from San Diego to Ontario

Cheapest flights from San Diego to Ontario
Explore the most affordable flight options available from San Diego to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 18, 2024.

This Kiwi.com deal was found by Cheapflights users on 12/18. 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.
jue. 12/266:06 pmSAN - YYZ
1 stop8h 49mMultiple Airlines
dom. 1/59:00 pmYYZ - SAN
1 stop15h 16mMultiple Airlines
Deal found 12/18$304
This United deal was found by Cheapflights users on 12/18. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/257:00 amSAN - YOW
1 stop11h 24mUnited Airlines
mié. 1/16:00 amYOW - SAN
1 stop9h 03mUnited Airlines
Deal found 12/18$305
This Kiwi.com deal was found by Cheapflights users on 12/17. 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.
vie. 12/209:05 pmSAN - YUL
2 stops24h 23mMultiple Airlines
mar. 1/75:35 pmYUL - SAN
1 stop21h 19mMultiple Airlines
Deal found 12/17$418
This American Airlines deal was found by Cheapflights users on 12/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/283:30 pmSAN - YUL
1 stop20h 15mAmerican Airlines
jue. 1/27:13 amYUL - SAN
1 stop16h 48mAmerican Airlines
Deal found 12/18$629
This Kiwi.com deal was found by Cheapflights users on 12/17. 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.
vie. 12/272:05 pmSAN - YYZ
Nonstop4h 45mAir Transat
lun. 12/3010:20 amYYZ - SAN
Nonstop5h 45mAir Transat
Deal found 12/17$735
This American Airlines deal was found by Cheapflights users on 12/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/316:35 amSAN - YYZ
1 stop11h 50mAmerican Airlines
mar. 1/712:30 pmYYZ - SAN
1 stop12h 38mAmerican Airlines
Deal found 12/18$737
This Alaska Airlines deal was found by Cheapflights users on 12/18. 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.
mar. 12/315:03 pmSAN - YYZ
2 stops19h 04mAlaska Airlines
mar. 1/74:20 pmYYZ - SAN
1 stop9h 13mAlaska Airlines
Deal found 12/18$743
This Delta deal was found by Cheapflights users on 12/17. 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.
mar. 12/241:04 pmSAN - YUL
1 stop7h 39mDelta
lun. 12/301:00 pmYUL - SAN
1 stop12h 32mDelta
Deal found 12/17$749
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/288:51 pmSAN - YYZ
2 stops10h 07mUnited Airlines
dom. 1/192:00 pmYYZ - SAN
2 stops13h 14mUnited Airlines
Deal found 12/17$756
This Mytrip deal was found by Cheapflights users on 12/17. 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.
vie. 12/276:15 amSAN - YTZ
2 stops12h 05mMultiple Airlines
mié. 1/14:10 pmYTZ - SAN
3 stops29h 11mMultiple Airlines
Deal found 12/17$778
This Delta deal was found by Cheapflights users on 12/17. 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.
mar. 12/1710:35 pmSAN - YYZ
1 stop8h 49mDelta
sáb. 1/116:30 amYYZ - SAN
1 stop7h 25mDelta
Deal found 12/17$789
This oojo deal was found by Cheapflights users on 12/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/2812:35 pmSAN - YHM
1 stop26h 36mWestJet
dom. 1/197:00 pmYHM - SAN
1 stop19h 30mWestJet
Deal found 12/17$1,013

Find flights from San Diego to Ontario within your budget

Customize your flight search to find flights from San Diego to Ontario 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 diciembre 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

mié. 1/8

6:15 am-11:55 pm

2 stops38h 40m

Toronto Pearson Intl

vie. 1/10

10:20 am-1:05 pm

Nonstop5h 45m

$199

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

vie. 1/10

2:05 pm-9:50 pm

Nonstop4h 45m

Toronto Pearson Intl

vie. 1/17

10:20 am-1:05 pm

Nonstop5h 45m

$200

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

vie. 1/10

12:55 pm-8:45 pm

Nonstop4h 50m

Toronto Pearson Intl

sáb. 1/18

9:25 am-12:03 pm

Nonstop5h 38m

$233

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

mar. 1/7

12:55 pm-8:45 pm

Nonstop4h 50m

Toronto Pearson Intl

jue. 1/9

9:25 am-12:03 pm

Nonstop5h 38m

$237

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

vie. 1/10

1:28 pm-10:51 am

1 stop18h 23m

Toronto Pearson Intl

vie. 1/17

12:30 pm-10:08 pm

1 stop12h 38m

$265

San DiegoMontreal

SAN - YUL

SANYUL

San Diego

mié. 1/8

7:16 pm-4:35 pm

1 stop18h 19m

Montreal Pierre Elliott Trudeau Intl

sáb. 1/11

5:35 pm-8:58 am

1 stop18h 23m

$267

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

mié. 1/15

6:15 am-4:45 pm

1 stop7h 30m

Ottawa

mié. 1/22

6:10 pm-8:58 am

1 stop17h 48m

$269

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

vie. 1/10

12:35 pm-6:00 am

2 stops14h 25m

Toronto Pearson Intl

vie. 1/17

10:05 pm-11:45 am

2 stops16h 40m

$301

San DiegoToronto

SAN - YYZ

SANYYZ

San Diego

vie. 1/10

4:20 pm-3:05 pm

2 stops19h 45m

Toronto Pearson Intl

dom. 1/12

4:20 pm-9:30 am

2 stops20h 10m

$303

San DiegoOttawa

SAN - YOW

SANYOW

San Diego

lun. 2/17

8:49 pm-10:31 am

2 stops10h 42m

Ottawa

vie. 2/21

11:25 am-7:00 pm

1 stop10h 35m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 50 results
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Best time to book a flight from San Diego to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from San Diego 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.

Travel insights for flights from San Diego to Ontario

Get recent, data-driven insights about flights from San Diego to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from San Diego to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from San Diego to Region of Ontario (average of $243). Flying from San Diego to Region of Ontario in July is currently the most expensive (average of $359). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAN to ON?

Find hourly flight availability from San Diego to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 18, 2024.

When flying from San Diego to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from San Diego to Region of Ontario

Explore weekly flight availability from San Diego to Ontario. 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 diciembre 18, 2024.

The most flights from SAN to CAON are scheduled on a Monday (4 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated diciembre 18, 2024.
Read through reviews of airlines operating flights from San Diego to Ontario, such as Porter Airlines, United Airlines and WestJet. 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.
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Alaska Airlines
8.0
Very good
9,552 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Delta
8.0
Very good
8,604 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Porter Airlines
7.9
Good
283 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Air Transat
7.8
Good
389 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

United Airlines
7.4
Good
9,059 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Related info for your journey

Find useful and relevant information for your journey from San Diego to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Diego to Ontario?

    If you book a flight to Ontario from San Diego, you will be flying from San Diego, which is the city’s only airport. San Diego (SAN) is located 2.6 mi from the center of San Diego.

  • What are the cheapest airlines to fly from San Diego to Region of Ontario one-way?

    One-way options have recently been found by users for as low as $105 on Alaska Airlines. Other airlines that offer cheap prices include Air Transat from $121 and Air Canada from $128 one-way.

  • What are the most popular routes from San Diego to Region of Ontario?

    The most popular route from San Diego to Region of Ontario is San Diego - Toronto Pearson Intl. You may also consider San Diego - Montreal Pierre Elliott Trudeau Intl or San Diego - Toronto Island.

  • What are the most reliable airlines from San Diego to Region of Ontario?

    No one likes to see their flight delayed. When booking a flight from San Diego to Region of Ontario consider choosing Porter Airlines (100%), Air Transat (100%) or United Airlines (53%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from San Diego to Region of Ontario?

    On average you can expect to pay $379 for a flight from San Diego to Region of Ontario. The cheapest flight overall is $85 while the most popular route, (San Diego - Toronto Pearson Intl) is currently priced at $207.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Diego to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from San Diego to Region of Ontario (average of $243). Flying from San Diego to Region of Ontario in July is currently the most expensive (average of $359). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for San Diego to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from San Diego to Ontario

Discover the top 5 airlines that operate flights from San Diego to Ontario. 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 diciembre 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$88Average$437FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$227Average$687FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$230Average$635FlexibilityNo cancel feeOn-time69%
DeltaCheapest$317Average$657FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$410Average$607FlexibilityNo cancel feeOn-time71%
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