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Cheap flights from Orange County to Ontario from C$ 139

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 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — YYZ
6 Mar — 13 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Orange County to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Orange County to Ontario
Explore the most affordable flight options available from Orange County to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 February 2026.

Tue 10/31:20 p.m.
SNA
-
YYZ
2 stops13h 53m
Multiple Airlines
Thu 19/38:35 p.m.
YYZ
-
SNA
1 stop16h 18m
Multiple Airlines
Deal found 3/2C$ 355
Mon 2/38:58 a.m.
SNA
-
YYZ
2 stops31h 38m
Multiple Airlines
Mon 9/37:55 p.m.
YYZ
-
SNA
1 stop19h 30m
Multiple Airlines
Deal found 2/2C$ 361
Tue 10/31:20 p.m.
SNA
-
YYZ
2 stops13h 53m
Multiple Airlines
Wed 18/39:35 a.m.
YYZ
-
SNA
1 stop14h 38m
Multiple Airlines
Deal found 3/2C$ 362
Mon 9/31:12 p.m.
SNA
-
YYZ
1 stop14h 31m
Multiple Airlines
Thu 19/38:35 p.m.
YYZ
-
SNA
1 stop19h 25m
Multiple Airlines
Deal found 3/2C$ 363
Mon 9/31:12 p.m.
SNA
-
YYZ
1 stop14h 31m
Multiple Airlines
Tue 17/31:30 p.m.
YYZ
-
SNA
2 stops23h 23m
Multiple Airlines
Deal found 3/2C$ 365
Fri 13/36:45 a.m.
SNA
-
YYZ
1 stop20h 58m
Multiple Airlines
Wed 18/39:35 a.m.
YYZ
-
SNA
1 stop14h 38m
Multiple Airlines
Deal found 3/2C$ 366
Wed 11/31:20 p.m.
SNA
-
YYZ
2 stops13h 53m
Multiple Airlines
Wed 18/39:35 a.m.
YYZ
-
SNA
1 stop14h 38m
Multiple Airlines
Deal found 3/2C$ 367
Fri 13/32:53 p.m.
SNA
-
YYZ
1 stop12h 50m
Multiple Airlines
Tue 17/31:30 p.m.
YYZ
-
SNA
2 stops23h 23m
Multiple Airlines
Deal found 3/2C$ 381
Thu 23/47:45 a.m.
SNA
-
YYZ
2 stops12h 26m
Multiple Airlines
Tue 28/49:45 a.m.
YYZ
-
SNA
1 stop8h 48m
Multiple Airlines
Deal found 3/2C$ 393
Fri 24/41:20 p.m.
SNA
-
YYZ
2 stops13h 53m
Multiple Airlines
Tue 28/49:45 a.m.
YYZ
-
SNA
1 stop8h 57m
Multiple Airlines
Deal found 2/2C$ 395
Sun 26/412:50 p.m.
SNA
-
YHM
1 stop25h 25m
WestJet
Wed 29/46:10 p.m.
YHM
-
SNA
1 stop20h 49m
WestJet
Deal found 4/2C$ 531
Tue 3/32:15 p.m.
SNA
-
YOW
2 stops31h 24m
WestJet
Tue 10/36:00 a.m.
YOW
-
SNA
1 stop10h 24m
WestJet
Deal found 2/2C$ 586

Find flight deals from Orange County to Ontario

Keep the following information in mind while searching for Orange County to Ontario flight deals. Data was last updated 4 February 2026.

Round-trip from

C$ 355

One-way from

C$ 139

Popular in

December

Cheapest in

June

Average price

C$ 417
10/3-19/3
  • 10/3-19/3
  • 3 total stops
  • 30h 11m total
  • Orange County to Ontario
Search Deals
15/4
  • 15/4
  • 3 total stops
  • 34h 21m total
  • Orange County to Ontario
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 127 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Orange County 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 4 February 2026.
Use the filters below to find and compare flights from Orange County to Ontario that are best for you.

Fly from

Orange County

Fly to

Ontario

Route

Depart

Return

Price

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Tue 10/3

1:20 p.m.-6:13 a.m.

2 stops13h 53m

Toronto Pearson Intl

Thu 19/3

8:35 p.m.-9:53 a.m.

1 stop16h 18m

C$ 355

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Wed 11/3

4:37 p.m.-7:36 p.m.

2 stops23h 59m

Toronto Pearson Intl

Thu 19/3

8:35 p.m.-1:00 p.m.

1 stop19h 25m

C$ 361

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Mon 13/4

7:15 p.m.-6:43 a.m.

1 stop8h 28m

Toronto Pearson Intl

Fri 17/4

7:55 p.m.-12:25 p.m.

1 stop19h 30m

C$ 366

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Thu 23/4

7:45 a.m.-11:11 p.m.

2 stops12h 26m

Toronto Pearson Intl

Tue 28/4

9:45 a.m.-3:33 p.m.

1 stop8h 48m

C$ 393

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Mon 9/3

1:12 p.m.-6:43 a.m.

1 stop14h 31m

Toronto Pearson Intl

Mon 16/3

6:30 p.m.-1:58 p.m.

2 stops22h 28m

C$ 410

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Wed 11/3

6:45 a.m.-7:55 p.m.

1 stop10h 10m

Toronto Pearson Intl

Mon 16/3

10:45 p.m.-9:13 p.m.

3 stops25h 28m

C$ 463

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Fri 6/3

6:45 a.m.-1:40 p.m.

2 stops27h 55m

Toronto Pearson Intl

Mon 9/3

12:30 p.m.-8:57 p.m.

2 stops35h 27m

C$ 518

Santa AnaHamilton

SNA - YHM

SNAYHM

Santa Ana J. Wayne/Orange Cnty

Sun 26/4

12:50 p.m.-5:15 p.m.

1 stop25h 25m

Hamilton

Wed 29/4

6:10 p.m.-11:59 a.m.

1 stop20h 49m

C$ 531

Santa AnaOttawa

SNA - YOW

SNAYOW

Santa Ana J. Wayne/Orange Cnty

Tue 3/3

2:15 p.m.-12:39 a.m.

2 stops31h 24m

Ottawa

Tue 10/3

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

1 stop10h 24m

C$ 586

Santa AnaOttawa

SNA - YOW

SNAYOW

Santa Ana J. Wayne/Orange Cnty

Tue 3/3

6:45 a.m.-9:18 p.m.

1 stop11h 33m

Ottawa

Tue 10/3

5:11 p.m.-10:26 p.m.

1 stop8h 15m

C$ 632

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 60 results
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Best time to book a flight from Orange County to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Orange County 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 Orange County to Ontario

What is the cheapest month to book a flight from Orange County to Region of Ontario?

Currently, March is the cheapest month in which you can book a flight from Orange County to Region of Ontario (average of C$ 183). Flying from Orange County to Region of Ontario in December is currently the most expensive (average of C$ 576). 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 Orange County to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Orange County to Region of Ontario?

    A quick flight from Orange County to Region of Ontario can take about 8h 49m. WestJet provides one of the quickest options available for as low as C$ 639. The distance between Orange County and Region of Ontario is about 3943 km. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapest airlines for a one-way flight from Orange County to Region of Ontario are Air Canada (C$ 188), Delta (C$ 194), and American Airlines (C$ 227).

  • Can I find deals for flights from Orange County to Ontario that include hotel bookings?

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

  • How can I find direct flights from Orange County to Ontario?

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

  • Can I find deals for business class flights from Orange County to Ontario?

    Yes. Cheapflights offers flight deals from Orange County 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 Orange County to Region of Ontario?

    Currently, March is the cheapest month in which you can book a flight from Orange County to Region of Ontario (average of C$ 183). Flying from Orange County to Region of Ontario in December is currently the most expensive (average of C$ 576). 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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How does Cheapflights help users find flights from Orange County to Ontario?

Cheapflights helps you search for flights from Orange County to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Orange County to Ontario?

Cheapflights helps you find that perfect flight to Ontario from Orange County by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Orange County to Ontario with no change fees?

Need flexible booking options for your flight to Ontario from Orange County? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Orange County to Ontario become cheaper?

Not ready to book yet? You can track prices for flights from Orange County to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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