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Cheap flights from Santa Ana, CA to Ontario from C$ 157

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 18/1. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — YYZ
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Santa Ana to Ontario

Keep the following information in mind while searching for Santa Ana to Ontario flight deals. Data was last updated 28 October 2025.

Round-trip from

C$ 371

One-way from

C$ 157

Popular in

December

Cheapest in

May

Average price

C$ 427
8/1-12/1
  • 8/1-12/1
  • 2 total stops
  • 31h 24m total
  • Santa Ana to Ontario
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18/1
  • 18/1
  • 1 total stop
  • 7h 29m total
  • Santa Ana to Ontario
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Find flight deals from Santa Ana to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Santa Ana to Ontario
Explore the most affordable flight options available from Santa Ana to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 October 2025.

Tue 2/126:45 a.m.SNA - YYZ
1 stop10h 10mMultiple Airlines
Thu 4/129:35 a.m.YYZ - SNA
1 stop11h 04mMultiple Airlines
Deal found 27/10C$ 414
Thu 11/128:19 p.m.SNA - YYZ
1 stop7h 01mMultiple Airlines
Thu 18/129:35 a.m.YYZ - SNA
1 stop15h 36mMultiple Airlines
Deal found 27/10C$ 418
Wed 3/125:46 p.m.SNA - YYZ
1 stop23h 46mMultiple Airlines
Mon 8/127:55 p.m.YYZ - SNA
1 stop17h 49mMultiple Airlines
Deal found 26/10C$ 420
Wed 26/1110:58 a.m.SNA - YYZ
1 stop29h 57mMultiple Airlines
Wed 3/129:35 a.m.YYZ - SNA
1 stop10h 16mMultiple Airlines
Deal found 28/10C$ 424
Thu 4/126:34 p.m.SNA - YYZ
1 stop8h 46mMultiple Airlines
Wed 10/121:30 p.m.YYZ - SNA
2 stops24h 14mMultiple Airlines
Deal found 26/10C$ 442
Fri 5/126:34 p.m.SNA - YYZ
1 stop25h 26mMultiple Airlines
Fri 12/129:35 a.m.YYZ - SNA
1 stop11h 04mMultiple Airlines
Deal found 25/10C$ 443
Tue 16/126:45 a.m.SNA - YYZ
1 stop10h 10mMultiple Airlines
Fri 19/127:55 p.m.YYZ - SNA
1 stop25h 15mMultiple Airlines
Deal found 27/10C$ 456
Thu 27/116:45 a.m.SNA - YYZ
1 stop10h 10mMultiple Airlines
Sun 7/127:55 p.m.YYZ - SNA
1 stop24h 44mMultiple Airlines
Deal found 27/10C$ 476
Thu 27/111:27 p.m.SNA - YYZ
1 stop13h 53mMultiple Airlines
Thu 18/129:35 a.m.YYZ - SNA
1 stop15h 36mMultiple Airlines
Deal found 27/10C$ 478
Thu 4/122:15 p.m.SNA - YOW
1 stop23h 38mWestJet
Mon 8/125:45 p.m.YOW - SNA
1 stop22h 40mWestJet
Deal found 28/10C$ 527
Wed 10/126:45 a.m.SNA - YOW
2 stops14h 57mMultiple Airlines
Sat 13/126:55 p.m.YOW - SNA
1 stop21h 30mMultiple Airlines
Deal found 27/10C$ 650
Tue 11/111:31 p.m.SNA - YTZ
3 stops29h 32mMultiple Airlines
Tue 18/118:40 a.m.YTZ - SNA
3 stops30h 56mMultiple Airlines
Deal found 28/10C$ 656

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Ana 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 629,999 searches. Data last updated 28 October 2025.
Use the filters below to find and compare flights from Santa Ana to Ontario that are best for you.

Fly from

Santa Ana

Fly to

Ontario

Route

Depart

Return

Price

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Fri 5/12

6:34 p.m.-11:00 p.m.

1 stop25h 26m

Toronto Pearson Intl

Fri 12/12

9:35 a.m.-5:39 p.m.

1 stop11h 04m

C$ 443

Santa AnaHamilton

SNA - YHM

SNAYHM

Santa Ana J. Wayne/Orange Cnty

Thu 8/1

2:15 p.m.-1:22 p.m.

1 stop20h 07m

Hamilton

Tue 13/1

5:45 a.m.-1:25 p.m.

1 stop10h 40m

C$ 474

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Wed 3/12

6:45 a.m.-2:40 p.m.

3 stops28h 55m

Toronto Pearson Intl

Mon 8/12

7:55 p.m.-10:44 a.m.

1 stop17h 49m

C$ 498

Santa AnaHamilton

SNA - YHM

SNAYHM

Santa Ana J. Wayne/Orange Cnty

Thu 8/1

2:15 p.m.-1:22 p.m.

1 stop20h 07m

Hamilton

Mon 12/1

6:10 p.m.-1:25 p.m.

1 stop22h 15m

C$ 511

Santa AnaOttawa

SNA - YOW

SNAYOW

Santa Ana J. Wayne/Orange Cnty

Thu 4/12

2:15 p.m.-4:53 p.m.

1 stop23h 38m

Ottawa

Mon 8/12

5:45 p.m.-1:25 p.m.

1 stop22h 40m

C$ 527

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Thu 8/1

2:15 p.m.-12:28 p.m.

1 stop19h 13m

Toronto Pearson Intl

Tue 13/1

6:30 a.m.-1:25 p.m.

1 stop9h 55m

C$ 541

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Fri 12/12

11:39 a.m.-7:50 a.m.

2 stops17h 11m

Toronto Pearson Intl

Fri 19/12

7:55 p.m.-10:16 a.m.

1 stop17h 21m

C$ 554

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Fri 9/1

11:59 a.m.-11:58 p.m.

1 stop8h 59m

Toronto Pearson Intl

Sun 11/1

12:21 p.m.-10:14 p.m.

1 stop12h 53m

C$ 572

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Thu 12/3

10:15 a.m.-3:35 p.m.

1 stop26h 20m

Toronto Pearson Intl

Sat 14/3

4:45 p.m.-8:50 a.m.

1 stop19h 05m

C$ 572

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Fri 9/1

12:59 p.m.-10:41 p.m.

1 stop6h 42m

Toronto Pearson Intl

Tue 13/1

12:21 p.m.-8:03 p.m.

1 stop10h 42m

C$ 572

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/10

Showing 1-10 of 60 results
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Best time to book a flight from Santa Ana to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Santa Ana 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 Santa Ana to Ontario

What is the cheapest month to book a flight from Santa Ana, California to Region of Ontario?

Currently, June is the cheapest month in which you can book a flight from Santa Ana, California to Region of Ontario (average of C$ 104). Flying from Santa Ana, California to Region of Ontario in January is currently the most expensive (average of C$ 197). 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.

Related info for your journey

Find useful and relevant information for your journey from Santa Ana 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 Santa Ana to Ontario?

    If you book a flight to Ontario from Santa Ana, you will be flying from J. Wayne/Orange Cnty, which is the city’s only airport. Santa Ana J. Wayne/Orange Cnty (SNA) is located 7.7 km from the centre of Santa Ana.

  • How long is the flight from Santa Ana, California to Region of Ontario?

    For as low as C$ 572, WestJet can have you in Region of Ontario from Santa Ana, California in 8h 59m. Santa Ana, California and Region of Ontario are separated by a distance of 3463 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Santa Ana, California to Region of Ontario one-way?

    The cheapest airlines for a one-way flight from Santa Ana, California to Region of Ontario are WestJet (C$ 211), Delta (C$ 248), and American Airlines (C$ 299).

  • What are the most popular routes from Santa Ana, California to Region of Ontario?

    When deciding which route to take from Santa Ana, California to Region of Ontario consider Santa Ana J. Wayne/Orange Cnty - Toronto Pearson Intl, Santa Ana J. Wayne/Orange Cnty - Montreal Pierre Elliott Trudeau Intl or Santa Ana J. Wayne/Orange Cnty - Ottawa as they are the most popular.

  • Can I find deals for flights from Santa Ana to Ontario that include hotel bookings?

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

  • How can I find direct flights from Santa Ana to Ontario?

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

  • Can I find deals for business class flights from Santa Ana to Ontario?

    Yes. Cheapflights offers flight deals from Santa Ana 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 Santa Ana, California to Region of Ontario?

    Currently, June is the cheapest month in which you can book a flight from Santa Ana, California to Region of Ontario (average of C$ 104). Flying from Santa Ana, California to Region of Ontario in January is currently the most expensive (average of C$ 197). 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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