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Cheap flights from Santa Ana, CA to Ontario from C$ 174

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — YYZ
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 12 December 2025.

Mon 15/128:19 p.m.SNA - YYZ
1 stop7h 01mMultiple Airlines
Sun 21/1210:15 p.m.YYZ - SNA
2 stops24h 06mMultiple Airlines
Deal found 11/12C$ 656
Fri 26/126:45 a.m.SNA - YYZ
1 stop21h 02mMultiple Airlines
Sun 11/16:30 a.m.YYZ - SNA
1 stop9h 55mMultiple Airlines
Deal found 10/12C$ 679
Fri 26/126:45 a.m.SNA - YYZ
1 stop21h 02mMultiple Airlines
Mon 12/14:00 p.m.YYZ - SNA
1 stop24h 25mMultiple Airlines
Deal found 10/12C$ 696
Fri 26/123:04 p.m.SNA - YYZ
1 stop16h 52mAmerican Airlines
Sun 11/17:30 a.m.YYZ - SNA
2 stops11h 03mAmerican Airlines
Deal found 10/12C$ 747
Wed 31/124:25 p.m.SNA - YUL
2 stops19h 45mAmerican Airlines
Wed 7/13:50 p.m.YUL - SNA
1 stop24h 14mAmerican Airlines
Deal found 11/12C$ 776
Tue 23/1211:11 a.m.SNA - YYZ
1 stop29h 44mMultiple Airlines
Sat 3/110:15 p.m.YYZ - SNA
2 stops23h 57mMultiple Airlines
Deal found 11/12C$ 781
Sun 28/122:15 p.m.SNA - YYZ
1 stop19h 13mWestJet
Tue 27/16:30 a.m.YYZ - SNA
1 stop9h 55mWestJet
Deal found 11/12C$ 807
Sun 21/127:45 a.m.SNA - YYZ
1 stop20h 02mMultiple Airlines
Wed 31/1210:50 p.m.YYZ - SNA
2 stops26h 21mMultiple Airlines
Deal found 11/12C$ 808
Thu 18/126:45 a.m.SNA - YYZ
2 stops13h 53mMultiple Airlines
Thu 25/126:30 a.m.YYZ - SNA
2 stops18h 41mMultiple Airlines
Deal found 11/12C$ 810
Sun 28/122:15 p.m.SNA - YHM
1 stop24h 02mWestJet
Tue 27/15:45 a.m.YHM - SNA
1 stop10h 40mWestJet
Deal found 11/12C$ 894
Wed 31/124:25 p.m.SNA - YUL
2 stops19h 45mAmerican Airlines
Mon 5/13:50 p.m.YUL - SNA
1 stop21h 59mAmerican Airlines
Deal found 11/12C$ 941
Wed 17/1211:39 a.m.SNA - YUL
3 stops34h 06mMultiple Airlines
Mon 5/16:45 a.m.YUL - SNA
3 stops30h 31mMultiple Airlines
Deal found 12/12C$ 1,003

Find 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 12 December 2025.

Round-trip from

C$ 359

One-way from

C$ 174

Popular in

December

Cheapest in

May

Average price

C$ 643
26/1-2/2
  • 26/1-2/2
  • 3 total stops
  • 34h 46m total
  • Santa Ana to Ontario
Search Deals
9/5
  • 9/5
  • 3 total stops
  • 19h 20m total
  • Santa Ana to Ontario
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 135 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 12 December 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

Mon 26/1

6:56 p.m.-6:47 a.m.

1 stop8h 51m

Toronto Pearson Intl

Mon 2/2

1:30 p.m.-12:25 p.m.

2 stops25h 55m

C$ 359

Santa AnaOttawa

SNA - YOW

SNAYOW

Santa Ana J. Wayne/Orange Cnty

Sun 25/1

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

1 stop23h 38m

Ottawa

Sun 1/2

6:00 a.m.-1:24 p.m.

1 stop10h 24m

C$ 480

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Fri 15/5

7:30 a.m.-10:52 p.m.

2 stops12h 22m

Toronto Pearson Intl

Fri 29/5

9:45 a.m.-4:15 p.m.

1 stop9h 30m

C$ 492

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Thu 12/3

2:15 p.m.-5:58 a.m.

2 stops12h 43m

Toronto Pearson Intl

Sat 14/3

10:50 p.m.-1:24 p.m.

2 stops17h 34m

C$ 512

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Wed 11/3

8:05 a.m.-3:35 p.m.

1 stop28h 30m

Toronto Pearson Intl

Sat 14/3

10:15 p.m.-1:24 p.m.

1 stop18h 09m

C$ 523

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Thu 5/2

8:48 p.m.-3:35 p.m.

1 stop15h 47m

Toronto Pearson Intl

Mon 9/2

4:45 p.m.-7:59 p.m.

1 stop30h 14m

C$ 530

Santa AnaMontreal

SNA - YUL

SNAYUL

Santa Ana J. Wayne/Orange Cnty

Sat 24/1

10:51 a.m.-9:17 p.m.

1 stop7h 26m

Montreal Pierre Elliott Trudeau Intl

Sat 31/1

6:00 a.m.-11:51 a.m.

1 stop8h 51m

C$ 599

Santa AnaMontreal

SNA - YUL

SNAYUL

Santa Ana J. Wayne/Orange Cnty

Wed 21/1

1:54 p.m.-3:08 p.m.

1 stop22h 14m

Montreal Pierre Elliott Trudeau Intl

Wed 28/1

3:50 p.m.-10:49 a.m.

1 stop21h 59m

C$ 599

Santa AnaMontreal

SNA - YUL

SNAYUL

Santa Ana J. Wayne/Orange Cnty

Sat 24/1

12:59 p.m.-11:50 p.m.

1 stop7h 51m

Montreal Pierre Elliott Trudeau Intl

Sat 31/1

2:40 p.m.-8:32 p.m.

1 stop8h 52m

C$ 599

Santa AnaMontreal

SNA - YUL

SNAYUL

Santa Ana J. Wayne/Orange Cnty

Sat 24/1

10:51 a.m.-9:17 p.m.

1 stop7h 26m

Montreal Pierre Elliott Trudeau Intl

Sat 7/2

6:00 a.m.-6:41 p.m.

1 stop15h 41m

C$ 599

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

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$ 102). Flying from Santa Ana, California to Region of Ontario in November is currently the most expensive (average of C$ 207). 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$ 599, WestJet can have you in Region of Ontario from Santa Ana, California in 7h 26m. Santa Ana, California and Region of Ontario are separated by a distance of 3943 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 American Airlines (C$ 184), Air Canada (C$ 184), and Delta (C$ 196).

  • 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$ 102). Flying from Santa Ana, California to Region of Ontario in November is currently the most expensive (average of C$ 207). 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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