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Cheap flights from Santa Ana, CA to Ontario from C$ 216

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — YYZ
6 Sep — 13 Sep1
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 7 August 2026.

Sat 12/911:34 a.m. -
1 stop8h 52m
Sat 19/91:15 p.m. -
1 stop9h 57m
Deal found 7/8C$ 510
Wed 26/811:45 a.m. -
1 stop9h 07m
Sun 30/86:00 a.m. -
1 stop7h 33m
Deal found 7/8C$ 511
Sat 29/810:35 a.m. -
1 stop9h 19m
Sat 12/96:46 a.m. -
1 stop9h 48m
Deal found 6/8C$ 511
Thu 10/95:50 p.m. -
1 stop10h 05m
Sun 13/910:00 a.m. -
1 stop10h 00m
Deal found 6/8C$ 514
Thu 10/94:35 p.m. -
1 stop11h 04m
Sun 13/98:00 a.m. -
2 stops12h 00m
Deal found 7/8C$ 517
Sat 29/89:07 a.m. -
2 stops11h 22m
Wed 16/91:15 p.m. -
1 stop9h 57m
Deal found 6/8C$ 524
Tue 8/911:38 a.m. -
1 stop9h 12m
Wed 16/99:30 a.m. -
2 stops15h 34m
Deal found 7/8C$ 525
Wed 23/97:30 a.m. -
1 stop9h 39m
Sun 27/93:50 p.m. -
2 stops19h 55m
Deal found 2/8C$ 525
Mon 31/87:53 p.m. -
1 stop18h 16m
Wed 9/93:50 p.m. -
2 stops19h 55m
Deal found 2/8C$ 531
Sat 29/87:00 a.m. -
2 stops13h 10m
Sat 12/912:25 p.m. -
2 stops12h 39m
Deal found 6/8C$ 532
Tue 25/812:20 p.m. -
1 stop8h 10m
Wed 2/97:00 a.m. -
1 stop8h 46m
Deal found 3/8C$ 535
Tue 25/812:20 p.m. -
1 stop8h 10m
Sat 29/82:46 p.m. -
1 stop10h 10m
Deal found 4/8C$ 537

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 7 August 2026.

Round-trip from

C$ 510

One-way from

C$ 216

Popular in

July

Cheapest in

October

Average price

C$ 678
American Airlines
  • American Airlines
  • 12/9-19/9
  • 2 total stops
  • 18h 49m total
  • Santa Ana to Ontario
Search Deals
WestJet
  • WestJet
  • 11/10
  • 1 total stop
  • 8h 55m total
  • Santa Ana to Ontario
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 197 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
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 7 August 2026.
Use the filters below to find and compare flights from Santa Ana to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santa AnaMontreal

SNA Santa Ana J. Wayne/Orange Cnty - YUL Montreal Pierre Elliott Trudeau Intl

SNAYUL

Santa Ana J. Wayne/Orange Cnty

Wed 26/8

7:00 a.m.-11:40 p.m.

2 stops13h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 30/8

6:00 a.m.-10:33 a.m.

1 stop7h 33m

C$ 525

Santa AnaToronto

SNA Santa Ana J. Wayne/Orange Cnty - YYZ Toronto Pearson Intl

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Sat 29/8

7:00 a.m.-11:10 p.m.

2 stops13h 10m

Toronto Pearson Intl

Sat 12/9

12:25 p.m.-10:04 p.m.

2 stops12h 39m

C$ 532

Santa AnaToronto

SNA Santa Ana J. Wayne/Orange Cnty - YYZ Toronto Pearson Intl

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Sat 19/9

8:10 a.m.-11:59 p.m.

2 stops12h 49m

Toronto Pearson Intl

Sat 26/9

9:45 a.m.-9:11 p.m.

2 stops14h 26m

C$ 532

Santa AnaMontreal

SNA Santa Ana J. Wayne/Orange Cnty - YUL Montreal Pierre Elliott Trudeau Intl

SNAYUL

Santa Ana J. Wayne/Orange Cnty

Tue 15/9

4:35 p.m.-2:35 p.m.

1 stop19h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 22/9

12:31 p.m.-8:12 p.m.

1 stop10h 41m

C$ 535

Santa AnaMontreal

SNA Santa Ana J. Wayne/Orange Cnty - YUL Montreal Pierre Elliott Trudeau Intl

SNAYUL

Santa Ana J. Wayne/Orange Cnty

Tue 25/8

12:20 p.m.-11:30 p.m.

1 stop8h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 2/9

7:00 a.m.-12:46 p.m.

1 stop8h 46m

C$ 535

Santa AnaMontreal

SNA Santa Ana J. Wayne/Orange Cnty - YUL Montreal Pierre Elliott Trudeau Intl

SNAYUL

Santa Ana J. Wayne/Orange Cnty

Sun 23/8

8:59 a.m.-11:40 p.m.

1 stop11h 41m

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

6:00 a.m.-10:33 a.m.

1 stop7h 33m

C$ 566

Santa AnaMontreal

SNA Santa Ana J. Wayne/Orange Cnty - YUL Montreal Pierre Elliott Trudeau Intl

SNAYUL

Santa Ana J. Wayne/Orange Cnty

Tue 15/9

6:45 a.m.-11:27 p.m.

2 stops13h 42m

Montreal Pierre Elliott Trudeau Intl

Tue 22/9

6:00 a.m.-6:25 p.m.

2 stops15h 25m

C$ 587

Santa AnaMontreal

SNA Santa Ana J. Wayne/Orange Cnty - YUL Montreal Pierre Elliott Trudeau Intl

SNAYUL

Santa Ana J. Wayne/Orange Cnty

Sun 23/8

8:59 a.m.-11:40 p.m.

1 stop11h 41m

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

7:00 a.m.-12:54 p.m.

1 stop8h 54m

C$ 596

Santa AnaToronto

SNA Santa Ana J. Wayne/Orange Cnty - YYZ Toronto Pearson Intl

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Wed 16/9

12:30 p.m.-10:59 p.m.

1 stop7h 29m

Toronto Pearson Intl

Tue 22/9

1:34 p.m.-10:04 p.m.

1 stop11h 30m

C$ 601

Santa AnaToronto

SNA Santa Ana J. Wayne/Orange Cnty - YKF Toronto Region of Waterloo Intl

SNAYKF

Santa Ana J. Wayne/Orange Cnty

Thu 17/9

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

1 stop23h 00m

Toronto Region of Waterloo Intl

Sat 3/10

8:40 p.m.-5:00 p.m.

1 stop23h 20m

C$ 608

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 60 resultsSorted by cheapest first
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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, February is the cheapest month in which you can book a flight from Santa Ana, California to Region of Ontario (average of C$ 486). Flying from Santa Ana, California to Region of Ontario in March is currently the most expensive (average of C$ 1,261). 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.

How much does it cost to fly round-trip from Santa Ana, California to Region of Ontario?

Airfare is below average for this route at the moment.
Santa Ana, California to Region of Ontario flights typically cost between C$ 566 and C$ 950 in September.
The cheapest round-trip price found within the last 5 days was C$ 510 on American Airlines (12 Sep-19 Sep).

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$ 525, Delta can have you in Region of Ontario from Santa Ana, California in 13h 40m. 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 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 - Toronto Island 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, February is the cheapest month in which you can book a flight from Santa Ana, California to Region of Ontario (average of C$ 486). Flying from Santa Ana, California to Region of Ontario in March is currently the most expensive (average of C$ 1,261). 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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Fly with Cheapflights

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Cheapflights makes it easy to find Santa Ana to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Santa Ana to Ontario flexibly with Cheapflights today.

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