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Cheap flights from Los Angeles to Ontario from C$ 155

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YYZ
25 Feb — 4 Mar1
1 adult

Cheap flight deals from Los Angeles to Ontario

Keep the following information in mind while searching for Los Angeles to Ontario flight deals. Data was last updated 20 February 2025.

Round-trip from

C$ 244

One-way from

C$ 155

Popular in

December

Cheapest in

September

Average price

C$ 430

Good round-trip deal

C$ 358 or less

Good one-way deal

C$ 183 or less
15/4-22/4
  • 15/4-22/4
  • 2 total stops
  • 31h 29m total
  • Los Angeles to Ontario
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7/4
  • 7/4
  • 2 total stops
  • 15h 30m total
  • Los Angeles to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Los Angeles to Ontario.
Search Deals
Price to beat on a one-way flight from Los Angeles to Ontario.
Search Deals

Find flight deals from Los Angeles to Ontario

Cheapest flights from Los Angeles to Ontario
Explore the most affordable flight options available from Los Angeles to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 February 2025.

Tue 15/45:25 p.m.LAX - YYZ
1 stop10h 18mMultiple Airlines
Tue 22/48:00 p.m.YYZ - LAX
1 stop21h 11mMultiple Airlines
Deal found 19/2C$ 241
Tue 27/57:00 a.m.LAX - YYZ
1 stop10h 54mWestJet
Sat 7/66:45 a.m.YYZ - LAX
2 stops13h 32mWestJet
Deal found 20/2C$ 261
Sat 17/511:40 a.m.LAX - YUL
1 stop10h 03mWestJet
Sat 31/57:00 a.m.YUL - LAX
1 stop10h 12mWestJet
Deal found 19/2C$ 325
Sat 5/47:00 a.m.LAX - YYZ
Nonstop4h 48mPorter Airlines
Fri 11/45:30 p.m.YYZ - LAX
Nonstop5h 35mPorter Airlines
Deal found 20/2C$ 328
Fri 6/63:00 p.m.LAX - YOW
2 stops11h 30mWestJet
Mon 9/63:35 p.m.YOW - LAX
1 stop9h 12mWestJet
Deal found 19/2C$ 335
Wed 28/51:05 p.m.LAX - YUL
1 stop8h 32mMultiple Airlines
Mon 2/67:00 a.m.YUL - LAX
1 stop10h 12mMultiple Airlines
Deal found 20/2C$ 348
Wed 12/310:45 a.m.LAX - YKF
1 stop17h 10mMultiple Airlines
Fri 14/31:05 p.m.YKF - LAX
2 stops36h 47mMultiple Airlines
Deal found 18/2C$ 378
Wed 26/23:50 p.m.LAX - YTZ
2 stops26h 40mMultiple Airlines
Mon 3/34:10 p.m.YTZ - LAX
2 stops32h 22mMultiple Airlines
Deal found 19/2C$ 381
Thu 10/47:00 a.m.LAX - YOW
2 stops10h 47mMultiple Airlines
Mon 14/46:15 a.m.YOW - LAX
1 stop9h 05mMultiple Airlines
Deal found 19/2C$ 381
Thu 20/37:35 a.m.LAX - YOW
1 stop7h 42mPorter Airlines
Thu 27/32:50 p.m.YOW - LAX
1 stop8h 22mPorter Airlines
Deal found 20/2C$ 399
Fri 16/511:40 a.m.LAX - YKF
1 stop10h 06mWestJet
Sun 18/56:00 a.m.YKF - LAX
1 stop11h 12mWestJet
Deal found 18/2C$ 401
Thu 20/37:35 a.m.LAX - YUL
1 stop8h 25mPorter Airlines
Mon 24/36:45 a.m.YUL - LAX
1 stop8h 40mPorter Airlines
Deal found 18/2C$ 401

Find flights from Los Angeles to Ontario within your budget

Customize your flight search to find flights from Los Angeles 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 20 February 2025.

Fly from

Los Angeles

Fly to

Ontario

Route

Depart

Return

Price

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Tue 15/4

5:25 p.m.-6:43 a.m.

1 stop10h 18m

Toronto Pearson Intl

Tue 22/4

8:00 p.m.-2:11 p.m.

1 stop21h 11m

C$ 241

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Tue 27/5

7:00 a.m.-8:54 p.m.

1 stop10h 54m

Toronto Pearson Intl

Sat 7/6

6:45 a.m.-5:17 p.m.

2 stops13h 32m

C$ 261

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Sat 17/5

11:40 a.m.-12:43 a.m.

1 stop10h 03m

Montreal Pierre Elliott Trudeau Intl

Sat 31/5

7:00 a.m.-2:12 p.m.

1 stop10h 12m

C$ 325

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Sat 5/4

7:00 a.m.-2:48 p.m.

Nonstop4h 48m

Toronto Pearson Intl

Fri 11/4

5:30 p.m.-8:05 p.m.

Nonstop5h 35m

C$ 328

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Fri 6/6

3:00 p.m.-5:30 a.m.

2 stops11h 30m

Ottawa

Mon 9/6

12:20 p.m.-8:23 p.m.

2 stops11h 03m

C$ 335

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Wed 16/4

12:27 p.m.-2:55 p.m.

2 stops23h 28m

Montreal Pierre Elliott Trudeau Intl

Mon 21/4

3:55 p.m.-10:45 p.m.

2 stops33h 50m

C$ 345

Los AngelesToronto

LAX - YKF

LAXYKF

Los Angeles

Wed 12/3

10:45 a.m.-6:55 a.m.

1 stop17h 10m

Toronto Region of Waterloo Intl

Fri 14/3

1:05 p.m.-10:52 p.m.

2 stops36h 47m

C$ 378

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Thu 10/4

7:00 a.m.-8:47 p.m.

2 stops10h 47m

Ottawa

Mon 14/4

6:15 a.m.-12:20 p.m.

1 stop9h 05m

C$ 381

Los AngelesMontreal

LAX - YUL

LAXYUL

Los Angeles

Mon 28/4

1:25 p.m.-12:35 a.m.

1 stop8h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 7/5

6:45 a.m.-12:05 p.m.

1 stop8h 20m

C$ 392

Los AngelesOttawa

LAX - YOW

LAXYOW

Los Angeles

Thu 20/3

7:35 a.m.-6:17 p.m.

1 stop7h 42m

Ottawa

Thu 27/3

2:50 p.m.-8:12 p.m.

1 stop8h 22m

C$ 399

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/2

Showing 1-10 of 55 results
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Best time to book a flight from Los Angeles to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Los Angeles 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.

Travel insights for flights from Los Angeles to Ontario

Get recent, data-driven insights about flights from Los Angeles to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Los Angeles to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from Los Angeles to Region of Ontario (average of C$ 167). Flying from Los Angeles 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.

What is the cheapest time of day to fly from LAX to ON?

Find hourly flight availability from Los Angeles to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 February 2025.

When flying from Los Angeles to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Los Angeles to Region of Ontario

Explore weekly flight availability from Los Angeles to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 20 February 2025.

The most flights from LAX to CAON are scheduled on a Thursday (20 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (10 on average).

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 20 February 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Porter Airlines from Los Angeles to Ontario to help guide your decision. 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
9,697 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,697 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,219 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Porter Airlines
7.9
Good
276 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Air Transat
7.8
Good
380 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

SWISS
7.5
Good
1,568 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Los Angeles 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 Los Angeles to Ontario?

    Los Angeles (LAX), located 15.1 km from the city centre, is the airport you fly out of when you book flights from Los Angeles to Ontario.

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

    C$ 155 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Flair Airlines and WestJet, with prices starting from C$ 158 and C$ 159, respectively.

  • What are the most popular routes from Los Angeles to Region of Ontario?

    When deciding which route to take from Los Angeles to Region of Ontario consider Los Angeles - Toronto Pearson Intl, Los Angeles - Montreal Pierre Elliott Trudeau Intl or Los Angeles - Toronto Island as they are the most popular.

  • What are the most reliable airlines from Los Angeles to Region of Ontario?

    No one likes to see their flight delayed. When booking a flight from Los Angeles to Region of Ontario consider choosing Austrian Airlines (85%), Porter Airlines (68%) or Air Transat (68%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Los Angeles to Region of Ontario?

    On average you can expect to pay C$ 1,047 for a flight from Los Angeles to Region of Ontario. The cheapest flight overall is C$ 154 while the most popular route, (Los Angeles - Toronto Pearson Intl) is currently priced at C$ 264.

  • Can I find deals for flights from Los Angeles to Ontario that include hotel bookings?

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

  • How can I find direct flights from Los Angeles to Ontario?

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

  • Can I find deals for business class flights from Los Angeles to Ontario?

    Yes. Cheapflights offers flight deals from Los Angeles 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 Los Angeles to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Los Angeles to Region of Ontario (average of C$ 167). Flying from Los Angeles 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

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Alternative routes for Los Angeles to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Los Angeles to Ontario

Discover the top 6 airlines that operate flights from Los Angeles to Ontario. 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 20 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 212AverageC$ 584FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 231AverageC$ 689FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 246AverageC$ 572FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
WestJetCheapestC$ 254AverageC$ 448FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Lynx AirCheapestC$ 269AverageC$ 303FlexibilityNo cancel feeOn-timeN/A
Search Lynx Air flights
United AirlinesCheapestC$ 411AverageC$ 635FlexibilityNo cancel feeOn-time69%
Search United Airlines 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 Los Angeles to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Los Angeles to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Los Angeles to Ontario?

Millions of users choose and trust Cheapflights to book the best flight deals from Los Angeles to Ontario 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 Los Angeles to Ontario with no change fees?

Certainly. Search results for flights to Ontario from Los Angeles 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 Los Angeles to Ontario become cheaper?

Yes! Start tracking prices for Los Angeles to Ontario 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.

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