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Cheap flights from Orange County to Ontario from C$ 143

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — YYZ
5 May — 12 May1
1 adult

Cheap 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 30 April 2025.

Round-trip from

C$ 368

One-way from

C$ 143

Popular in

December

Cheapest in

September

Average price

C$ 453
28/5-4/6
  • 28/5-4/6
  • 3 total stops
  • 35h 01m total
  • Orange County to Ontario
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27/5
  • 27/5
  • 2 total stops
  • 31h 56m total
  • Orange County to Ontario
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
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Find flight deals from Orange County to Ontario

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 30 April 2025.

Wed 11/66:45 a.m.SNA - YYZ
2 stops21h 07mMultiple Airlines
Wed 18/69:45 a.m.YYZ - SNA
1 stop9h 42mMultiple Airlines
Deal found 28/4C$ 343
Thu 7/812:50 p.m.SNA - YKF
1 stop8h 56mWestJet
Sat 16/86:00 a.m.YKF - SNA
1 stop8h 59mWestJet
Deal found 29/4C$ 419
Tue 1/712:50 p.m.SNA - YHM
1 stop8h 51mWestJet
Sun 13/76:00 a.m.YHM - SNA
1 stop8h 59mWestJet
Deal found 29/4C$ 446
Tue 24/612:50 p.m.SNA - YYZ
1 stop8h 34mWestJet
Wed 9/79:00 a.m.YYZ - SNA
1 stop29h 59mWestJet
Deal found 28/4C$ 451
Thu 3/73:04 p.m.SNA - YYZ
1 stop17h 30mUnited Airlines
Wed 9/76:30 a.m.YYZ - SNA
1 stop17h 17mUnited Airlines
Deal found 28/4C$ 460
Sat 24/59:10 p.m.SNA - YYZ
1 stop9h 09mAir Canada
Tue 27/56:15 a.m.YYZ - SNA
1 stop9h 17mAir Canada
Deal found 28/4C$ 472
Wed 28/53:14 p.m.SNA - YYZ
1 stop18h 16mAmerican Airlines
Thu 29/53:45 p.m.YYZ - SNA
1 stop8h 05mAmerican Airlines
Deal found 28/4C$ 482
Sat 31/55:54 p.m.SNA - YYZ
2 stops18h 06mAlaska Airlines
Tue 3/64:45 p.m.YYZ - SNA
2 stops20h 26mAlaska Airlines
Deal found 28/4C$ 493
Wed 11/612:45 p.m.SNA - YYZ
1 stop7h 38mDelta
Sun 15/66:30 a.m.YYZ - SNA
1 stop9h 31mDelta
Deal found 29/4C$ 509
Thu 5/69:45 a.m.SNA - YUL
2 stops11h 09mDelta
Sun 8/66:20 a.m.YUL - SNA
2 stops15h 12mDelta
Deal found 29/4C$ 530
Fri 13/63:32 p.m.SNA - YOW
2 stops15h 49mMultiple Airlines
Fri 20/67:15 p.m.YOW - SNA
1 stop19h 44mMultiple Airlines
Deal found 29/4C$ 534
Sat 19/712:50 p.m.SNA - YUL
1 stop8h 53mWestJet
Fri 25/76:45 a.m.YUL - SNA
2 stops32h 14mWestJet
Deal found 28/4C$ 544

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 30 April 2025.
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

Wed 28/5

6:45 a.m.-6:14 a.m.

2 stops20h 29m

Toronto Pearson Intl

Wed 4/6

9:45 a.m.-9:17 p.m.

1 stop14h 32m

C$ 368

Santa AnaToronto

SNA - YKF

SNAYKF

Santa Ana J. Wayne/Orange Cnty

Thu 7/8

12:50 p.m.-12:46 a.m.

1 stop8h 56m

Toronto Region of Waterloo Intl

Sat 16/8

6:00 a.m.-11:59 a.m.

1 stop8h 59m

C$ 419

Santa AnaHamilton

SNA - YHM

SNAYHM

Santa Ana J. Wayne/Orange Cnty

Tue 1/7

12:50 p.m.-12:41 a.m.

1 stop8h 51m

Hamilton

Sun 13/7

6:00 a.m.-11:59 a.m.

1 stop8h 59m

C$ 446

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Thu 29/5

12:45 p.m.-11:14 p.m.

1 stop7h 29m

Toronto Pearson Intl

Thu 5/6

11:38 a.m.-5:32 p.m.

1 stop8h 54m

C$ 472

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Fri 20/6

6:50 p.m.-12:35 p.m.

1 stop14h 45m

Toronto Pearson Intl

Mon 30/6

6:30 a.m.-10:42 a.m.

1 stop7h 12m

C$ 497

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Thu 7/8

6:13 p.m.-7:00 a.m.

1 stop9h 47m

Toronto Pearson Intl

Sat 16/8

6:10 a.m.-1:49 p.m.

1 stop10h 39m

C$ 498

Santa AnaMontreal

SNA - YUL

SNAYUL

Santa Ana J. Wayne/Orange Cnty

Thu 5/6

9:45 a.m.-11:54 p.m.

2 stops11h 09m

Montreal Pierre Elliott Trudeau Intl

Sun 8/6

6:20 a.m.-6:32 p.m.

2 stops15h 12m

C$ 530

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Tue 10/6

9:10 p.m.-9:19 a.m.

1 stop9h 09m

Toronto Pearson Intl

Tue 17/6

6:15 a.m.-12:22 p.m.

1 stop9h 07m

C$ 532

Santa AnaOttawa

SNA - YOW

SNAYOW

Santa Ana J. Wayne/Orange Cnty

Fri 13/6

3:32 p.m.-10:21 a.m.

2 stops15h 49m

Ottawa

Fri 20/6

7:15 p.m.-11:59 a.m.

1 stop19h 44m

C$ 534

Santa AnaToronto

SNA - YYZ

SNAYYZ

Santa Ana J. Wayne/Orange Cnty

Thu 29/5

3:32 p.m.-3:00 p.m.

2 stops20h 28m

Toronto Pearson Intl

Thu 5/6

4:45 p.m.-10:30 p.m.

1 stop8h 45m

C$ 544

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/4

Showing 1-10 of 44 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, January is the cheapest month in which you can book a flight from Orange County to Region of Ontario (average of C$ 167). Flying from Orange County to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 30 April 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Orange County to Ontario by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews
Check prices

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews
Check prices

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,968 reviews
Check prices

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews
Check prices

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,968 reviews
Check prices

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
WestJet
7.2
Good
2,823 reviews
Alaska Airlines
8.0
Very good
9,968 reviews
Check prices

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 WestJet (C$ 199), Delta (C$ 212), and United Airlines (C$ 215).

  • 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, January is the cheapest month in which you can book a flight from Orange County to Region of Ontario (average of C$ 167). Flying from Orange County to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

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Alternative routes for Orange County to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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