Find flights
When to book
FAQs

Cheap flights from Ontario to Orange County from C$ 221

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SNA
21 Jul — 28 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Orange County

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Orange County
Explore the most affordable flight options available from Ontario to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 June 2026.

Thu 8/108:00 a.m.
YYZ
-
SNA
2 stops12h 00m
WestJet
Sun 18/105:50 p.m.
SNA
-
YYZ
1 stop10h 05m
WestJet
Deal found 16/6C$ 385
Sat 4/71:05 p.m.
YUL
-
SNA
2 stops24h 43m
American Airlines
Tue 14/71:24 p.m.
SNA
-
YUL
2 stops22h 55m
American Airlines
Deal found 20/6C$ 413
Sat 10/104:16 p.m.
YUL
-
SNA
2 stops21h 40m
American Airlines
Wed 14/1012:33 p.m.
SNA
-
YUL
2 stops20h 50m
American Airlines
Deal found 18/6C$ 416
Sat 3/109:30 a.m.
YUL
-
SNA
2 stops15h 59m
Delta
Tue 6/108:00 a.m.
SNA
-
YUL
2 stops12h 10m
Delta
Deal found 18/6C$ 427
Sat 4/71:05 p.m.
YUL
-
SNA
2 stops26h 00m
American Airlines
Thu 16/712:35 p.m.
SNA
-
YUL
2 stops25h 12m
American Airlines
Deal found 20/6C$ 433
Wed 16/97:50 a.m.
YUL
-
SNA
2 stops13h 31m
American Airlines
Mon 21/93:11 p.m.
SNA
-
YUL
1 stop17h 33m
American Airlines
Deal found 19/6C$ 434
Sat 11/74:16 p.m.
YUL
-
SNA
2 stops26h 26m
American Airlines
Thu 30/76:39 p.m.
SNA
-
YUL
1 stop17h 02m
American Airlines
Deal found 16/6C$ 437
Sat 24/108:00 p.m.
YYZ
-
SNA
1 stop20h 25m
WestJet
Sat 31/102:15 p.m.
SNA
-
YYZ
2 stops12h 43m
WestJet
Deal found 16/6C$ 439
Fri 18/97:00 a.m.
YUL
-
SNA
2 stops14h 28m
Delta
Tue 22/911:38 a.m.
SNA
-
YUL
1 stop9h 19m
Delta
Deal found 19/6C$ 441
Wed 7/1011:10 p.m.
YYZ
-
SNA
2 stops20h 50m
WestJet
Thu 15/105:50 p.m.
SNA
-
YYZ
1 stop8h 55m
WestJet
Deal found 17/6C$ 443
Tue 14/712:44 p.m.
YUL
-
SNA
1 stop12h 41m
Delta
Sun 26/79:00 a.m.
SNA
-
YUL
1 stop11h 40m
Delta
Deal found 16/6C$ 444
Wed 16/94:15 p.m.
YUL
-
SNA
2 stops22h 24m
American Airlines
Tue 22/98:00 a.m.
SNA
-
YUL
2 stops10h 42m
American Airlines
Deal found 19/6C$ 456

Find flight deals from Ontario to Orange County

Keep the following information in mind while searching for Ontario to Orange County flight deals. Data was last updated 21 June 2026.

Round-trip from

C$ 379

One-way from

C$ 221

Popular in

June

Cheapest in

September

Average price

C$ 666
WestJet
  • WestJet
  • 10/9-15/10
  • 2 total stops
  • 18h 55m total
  • Ontario to Orange County
Search Deals
WestJet
  • WestJet
  • 6/9
  • 1 total stop
  • 9h 10m total
  • Ontario to Orange County
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 151 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Orange County 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 21 June 2026.
Use the filters below to find and compare flights from Ontario to Orange County that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSanta Ana

YUL - SNA

YULSNA

Montreal Pierre Elliott Trudeau Intl

Sat 3/10

9:30 a.m.-10:29 p.m.

2 stops15h 59m

Santa Ana J. Wayne/Orange Cnty

Tue 6/10

8:00 a.m.-11:10 p.m.

2 stops12h 10m

C$ 427

MontrealSanta Ana

YUL - SNA

YULSNA

Montreal Pierre Elliott Trudeau Intl

Fri 18/9

7:00 a.m.-6:28 p.m.

2 stops14h 28m

Santa Ana J. Wayne/Orange Cnty

Tue 22/9

11:38 a.m.-11:57 p.m.

1 stop9h 19m

C$ 441

TorontoSanta Ana

YYZ - SNA

YYZSNA

Toronto Pearson Intl

Tue 14/7

12:09 p.m.-10:25 p.m.

2 stops13h 16m

Santa Ana J. Wayne/Orange Cnty

Thu 16/7

7:15 a.m.-11:58 p.m.

2 stops13h 43m

C$ 488

MontrealSanta Ana

YUL - SNA

YULSNA

Montreal Pierre Elliott Trudeau Intl

Sat 3/10

9:45 a.m.-6:41 p.m.

1 stop11h 56m

Santa Ana J. Wayne/Orange Cnty

Tue 6/10

8:00 p.m.-8:16 a.m.

1 stop9h 16m

C$ 494

MontrealSanta Ana

YUL - SNA

YULSNA

Montreal Pierre Elliott Trudeau Intl

Fri 10/7

9:30 a.m.-10:25 p.m.

2 stops15h 55m

Santa Ana J. Wayne/Orange Cnty

Thu 16/7

7:15 a.m.-11:52 p.m.

2 stops13h 37m

C$ 494

MontrealSanta Ana

YUL - SNA

YULSNA

Montreal Pierre Elliott Trudeau Intl

Wed 16/9

7:00 a.m.-10:04 p.m.

2 stops18h 04m

Santa Ana J. Wayne/Orange Cnty

Mon 21/9

4:58 p.m.-11:38 a.m.

2 stops15h 40m

C$ 497

TorontoSanta Ana

YYZ - SNA

YYZSNA

Toronto Pearson Intl

Tue 17/11

6:45 a.m.-8:45 p.m.

3 stops17h 00m

Santa Ana J. Wayne/Orange Cnty

Wed 25/11

2:03 p.m.-11:59 p.m.

1 stop6h 56m

C$ 500

TorontoSanta Ana

YYZ - SNA

YYZSNA

Toronto Pearson Intl

Wed 2/12

6:15 a.m.-6:08 p.m.

2 stops14h 53m

Santa Ana J. Wayne/Orange Cnty

Thu 10/12

3:45 p.m.-9:01 a.m.

2 stops14h 16m

C$ 511

OttawaSanta Ana

YOW - SNA

YOWSNA

Ottawa

Sat 19/9

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

3 stops15h 51m

Santa Ana J. Wayne/Orange Cnty

Tue 22/9

7:59 p.m.-9:56 a.m.

2 stops10h 57m

C$ 514

OttawaSanta Ana

YOW - SNA

YOWSNA

Ottawa

Tue 6/10

6:01 p.m.-10:27 a.m.

1 stop19h 26m

Santa Ana J. Wayne/Orange Cnty

Tue 13/10

6:36 p.m.-9:11 a.m.

2 stops11h 35m

C$ 515

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/6

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Ontario to Orange County

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

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

Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Orange County (average of C$ 236). Flying from Region of Ontario to Orange County in March is currently the most expensive (average of C$ 477). 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 far ahead should I book a flight from Region of Ontario to Orange County?

Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from Region of Ontario to Orange County. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Orange County. 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 Region of Ontario to Orange County?

    There are many flights that can get you from Region of Ontario to Orange County in 11h 56m. Fly via Delta, United Airlines, or WestJet to get the fastest option. Airlines will cover a distance of 3943 km. Both multi-stop and direct flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as C$ 257 on Air Canada. Other airlines that offer cheap prices include Delta from C$ 257 and American Airlines from C$ 273 one-way.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Orange County (average of C$ 236). Flying from Region of Ontario to Orange County in March is currently the most expensive (average of C$ 477). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Orange County

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Las Vegas flights
Vancouver Intl to Los Angeles flights
Vancouver Intl to Las Vegas flights
Pearson Intl to Los Angeles flights
Pearson Intl to San Francisco flights
Vancouver Intl to San Francisco flights
Pierre Elliott Trudeau Intl to Los Angeles flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Vancouver Intl to San Diego flights
Vancouver Intl to Ontario flights
Calgary to Los Angeles flights
Abbotsford to Los Angeles flights
Calgary to Las Vegas flights
Pearson Intl to Ontario flights
Pierre Elliott Trudeau Intl to San Francisco flights
Abbotsford to San Francisco flights
Toronto Island to Las Vegas flights
Region of Waterloo Intl to Las Vegas flights
Abbotsford to Las Vegas flights
Pearson Intl to San Diego flights
Vancouver Intl to Sacramento flights
Edmonton to Las Vegas flights
Region of Waterloo Intl to Los Angeles flights
Toronto Island to Los Angeles flights
Toronto Island to San Francisco flights
Region of Waterloo Intl to San Francisco flights
Vancouver Intl to Santa Ana flights
Hamilton to San Francisco flights
Hamilton to Las Vegas flights
Pierre Elliott Trudeau Intl to Ontario flights
Calgary to San Francisco flights
Vancouver Intl to Palm Springs flights
Hamilton to Los Angeles flights
Edmonton to San Francisco flights
Edmonton to Los Angeles flights
Calgary to Ontario flights
Pierre Elliott Trudeau Intl to San Diego flights
Winnipeg to Las Vegas flights
Abbotsford to San Diego flights
Vancouver Intl to San Jose flights
Vancouver Intl to Burbank flights
Toronto Island to San Diego flights
Ottawa to Las Vegas flights
Calgary to San Diego flights
Pearson Intl to San Jose flights
Abbotsford to Ontario flights
Québec City to Las Vegas flights
Pearson Intl to Santa Ana flights
Vancouver Intl to Oakland flights
Winnipeg to San Francisco flights

Top 5 airlines flying from Ontario to Orange County

Discover the top 5 airlines that operate flights from Ontario to Orange County. 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 629,999 searches. Data last updated 21 June 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 309AverageC$ 602FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 311AverageC$ 573FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 320AverageC$ 650FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 388AverageC$ 680FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 460AverageC$ 515FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Orange County?

Cheapflights helps you search for flights from Ontario to Orange County 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 Ontario to Orange County?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Orange County for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Orange County from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Ontario to Orange County flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.