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Cheap flights from Toronto to Irvine from C$ 165

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — LAX
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Toronto to Irvine are usually found in May or September, booked 88 days in advance, depart on a Thursday or Wednesday and return on a Friday

Cheap flight deals from Toronto to Irvine

Keep the following information in mind while searching for Toronto to Irvine flight deals. Data was last updated 17 September 2025.

Round-trip from

C$ 228

One-way from

C$ 165

Popular in

December

Cheapest in

May

Average price

C$ 345
WestJet
  • WestJet
  • 5/10-10/10
  • 3 total stops
  • 22h 15m total
  • Toronto to Irvine
Search Deals
WestJet
  • WestJet
  • 12/10
  • 1 total stop
  • 16h 18m total
  • Toronto to Irvine
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Toronto to Irvine

Cheapest flights from Toronto to Irvine
Explore the most affordable flight options available from Toronto to Irvine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Sun 5/108:15 a.m.YYZ - LAX
1 stop15h 06mWestJet
Sun 12/107:00 a.m.LAX - YYZ
1 stop8h 52mWestJet
Deal found 16/9C$ 228
Wed 8/1012:00 p.m.YYZ - LAX
2 stops11h 21mWestJet
Wed 15/106:05 p.m.LAX - YYZ
1 stop9h 07mWestJet
Deal found 16/9C$ 230
Sun 5/109:00 a.m.YYZ - LAX
2 stops12h 09mWestJet
Wed 15/106:05 p.m.LAX - YYZ
1 stop9h 07mWestJet
Deal found 16/9C$ 231
Wed 8/1012:00 p.m.YYZ - LAX
2 stops11h 21mWestJet
Fri 17/1011:10 p.m.LAX - YYZ
Nonstop4h 49mWestJet
Deal found 15/9C$ 232
Wed 5/1110:00 a.m.YYZ - LAX
Nonstop5h 39mPorter Airlines
Wed 12/111:40 p.m.LAX - YYZ
Nonstop4h 42mPorter Airlines
Deal found 15/9C$ 234
Fri 24/1010:00 a.m.YYZ - LAX
1 stop10h 16mWestJet
Thu 30/1012:15 p.m.LAX - YYZ
1 stop9h 11mWestJet
Deal found 15/9C$ 235
Mon 3/118:00 a.m.YYZ - LAX
2 stops11h 58mWestJet
Thu 13/115:45 p.m.LAX - YYZ
1 stop9h 28mWestJet
Deal found 15/9C$ 237
Sun 5/109:00 a.m.YYZ - LAX
2 stops12h 09mWestJet
Fri 10/1011:10 p.m.LAX - YYZ
Nonstop4h 50mWestJet
Deal found 16/9C$ 239
Tue 25/111:30 p.m.YYZ - LAX
1 stop11h 33mWestJet
Tue 2/1212:15 p.m.LAX - YYZ
1 stop9h 11mWestJet
Deal found 16/9C$ 241
Tue 30/97:45 p.m.YYZ - LAX
Nonstop5h 26mWestJet
Sat 4/107:00 a.m.LAX - YYZ
1 stop20h 52mWestJet
Deal found 14/9C$ 242
Mon 20/1010:30 p.m.YYZ - LAX
2 stops21h 46mWestJet
Fri 24/1011:40 a.m.LAX - YYZ
1 stop9h 42mWestJet
Deal found 16/9C$ 243
Fri 3/108:25 p.m.YTZ - LAX
1 stop17h 40mAir Canada
Fri 10/1010:30 p.m.LAX - YTZ
1 stop8h 15mAir Canada
Deal found 15/9C$ 272

Cheapflights Fare Finder

 
Customize your flight search to find flights from Toronto to Irvine 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 17 September 2025.
Use the filters below to find and compare flights from Toronto to Irvine that are best for you.

Fly from

Toronto

Fly to

Irvine

Route

Depart

Return

Price

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Sat 4/10

12:00 p.m.-6:09 p.m.

1 stop9h 09m

Los Angeles

Tue 7/10

12:35 p.m.-6:52 a.m.

2 stops15h 17m

C$ 278

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Sun 12/10

9:00 a.m.-8:21 p.m.

2 stops14h 21m

Los Angeles

Fri 17/10

7:00 a.m.-8:52 p.m.

1 stop10h 52m

C$ 278

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Thu 16/10

2:00 p.m.-8:21 p.m.

1 stop9h 21m

Los Angeles

Fri 17/10

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

2 stops14h 37m

C$ 278

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Sun 12/10

3:00 p.m.-9:46 p.m.

1 stop9h 46m

Los Angeles

Mon 20/10

12:35 p.m.-6:52 a.m.

2 stops15h 17m

C$ 278

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Fri 3/10

9:00 a.m.-7:08 p.m.

1 stop13h 08m

Los Angeles

Fri 3/10

10:55 p.m.-9:58 a.m.

1 stop8h 03m

C$ 283

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Tue 21/10

9:00 a.m.-7:08 p.m.

1 stop13h 08m

Los Angeles

Tue 21/10

11:05 p.m.-10:04 a.m.

1 stop7h 59m

C$ 283

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Wed 1/10

7:47 p.m.-12:45 a.m.

1 stop7h 58m

Los Angeles

Mon 6/10

11:05 p.m.-10:04 a.m.

1 stop7h 59m

C$ 292

TorontoLos Angeles

YKF - LAX

YKFLAX

Toronto Region of Waterloo Intl

Sat 25/10

6:00 a.m.-6:09 p.m.

2 stops15h 09m

Los Angeles

Wed 29/10

5:45 p.m.-5:28 a.m.

1 stop8h 43m

C$ 300

TorontoLos Angeles

YTZ - LAX

YTZLAX

Toronto Island

Fri 3/10

8:25 p.m.-11:05 a.m.

1 stop17h 40m

Los Angeles

Fri 10/10

10:30 p.m.-9:45 a.m.

1 stop8h 15m

C$ 314

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Fri 7/11

9:00 p.m.-9:50 a.m.

1 stop15h 50m

Los Angeles

Mon 1/12

7:26 p.m.-3:01 p.m.

1 stop16h 35m

C$ 315

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/9

Showing 1-10 of 60 results
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Best time to book a flight from Toronto to Irvine

Have a flexible travel schedule? Discover the best time to fly to Irvine from Toronto 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 Toronto to Irvine

How far ahead should I book a flight from Toronto to Irvine?

Use this chart to determine the optimal time to book a round-trip flight from Toronto to Irvine. Price data was last updated on 12 September 2025.

The best time to book flights from Toronto to Irvine is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Toronto to Irvine?

Currently, May is the cheapest month in which you can book a flight from Toronto to Irvine (average of C$ 231). Flying from Toronto to Irvine in March is currently the most expensive (average of C$ 295). 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 YTO to IR9?

Find hourly flight availability from Toronto to Irvine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

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

What is the cheapest day to fly from Toronto to Irvine?

Use this chart to determine the cheapest time to fly round-trip from Toronto to Irvine. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Toronto to Irvine flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Toronto to Irvine

Explore weekly flight availability from Toronto to Irvine. 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 17 September 2025.

The most flights from YTO to IR9 are scheduled on a Monday (22 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (14 on average).

Reviews of airlines servicing Irvine

Get insights into the airlines that provide service to Irvine. 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 Irvine. Reviews last updated 17 September 2025.
Get a feel of what it's like to fly with Porter Airlines,Air Transat, andUnited Airlines from Toronto to Irvine by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
365 reviews
Check prices

Comfort

7.9

Entertainment

7.0

Food

7.6

Boarding

8.2

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
365 reviews
Porter Airlines
7.9
Good
365 reviews
Check prices

Comfort

7.9

Entertainment

7.0

Food

7.6

Boarding

8.2

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Transat
7.7
Good
439 reviews
Porter Airlines
7.9
Good
365 reviews
Check prices

Comfort

7.9

Entertainment

7.0

Food

7.6

Boarding

8.2

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
8,926 reviews
Porter Airlines
7.9
Good
365 reviews
Check prices

Comfort

7.9

Entertainment

7.0

Food

7.6

Boarding

8.2

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
WestJet
7.2
Good
3,095 reviews
Porter Airlines
7.9
Good
365 reviews
Check prices

Comfort

7.9

Entertainment

7.0

Food

7.6

Boarding

8.2

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,000 reviews
Porter Airlines
7.9
Good
365 reviews
Check prices

Comfort

7.9

Entertainment

7.0

Food

7.6

Boarding

8.2

Crew

8.6

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

Find useful and relevant information for your journey from Toronto to Irvine. 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 Toronto to Irvine?

    A quick flight from Toronto to Irvine can take about 9h 09m. WestJet provides one of the quickest options available for as low as C$ 278. Airlines will cover a distance of 3492 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Toronto to Irvine one-way?

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as C$ 166. However, be on the lookout for offers from United Airlines and Air Canada, as they are both options that can get you from Toronto to Irvine for a low price.

  • What are the most popular routes from Toronto to Irvine?

    The most popular flight routes from Toronto to Irvine are Toronto Pearson Intl - Los Angeles, Toronto Island - Los Angeles and Hamilton - Los Angeles.

  • What are the most reliable airlines from Toronto to Irvine?

    The top 3 most reliable airlines when flying from Toronto to Irvine are Porter Airlines (85%), Air Transat (85%) and American Airlines (80%).

  • What are the cheapest flights from Toronto to Irvine?

    Looking at all options, your cheapest flight can be booked for C$ 157. While the most popular route (Toronto Pearson Intl - Los Angeles) can be booked for C$ 205 on average, our data indicates C$ 1,737 when flying from Toronto to Irvine.

  • Can I find deals for flights from Toronto to Irvine that include hotel bookings?

    Yes. In addition to deals on Toronto to Irvine flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Toronto to Irvine?

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

  • Can I find deals for business class flights from Toronto to Irvine?

    Yes. Cheapflights offers flight deals from Toronto to Irvine 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 Toronto to Irvine?

    Currently, May is the cheapest month in which you can book a flight from Toronto to Irvine (average of C$ 231). Flying from Toronto to Irvine in March is currently the most expensive (average of C$ 295). 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 Toronto to Irvine

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Toronto to Irvine

Discover the top 8 airlines that operate flights from Toronto to Irvine. 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 132AverageC$ 532FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 197AverageC$ 497FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 233AverageC$ 442FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Porter AirlinesCheapestC$ 260AverageC$ 433FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 285AverageC$ 519FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air TransatCheapestC$ 293AverageC$ 509FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Air CanadaCheapestC$ 297AverageC$ 490FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
APG AirlinesCheapestC$ 607AverageC$ 609FlexibilityNo cancel feeOn-timeN/A
Search APG 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 Toronto to Irvine?

Deals for Toronto to Irvine flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Toronto to Irvine?

Cheapflights helps you find that perfect flight to Irvine from Toronto 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 Toronto to Irvine with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Toronto to Irvine, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Toronto to Irvine become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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