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$104+ Cheap flights from Irvine, CA to Toronto (YTO)

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YTO
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to Toronto are usually found in May or June, booked 88 days in advance, depart on a Thursday or Wednesday and return on a Friday

Cheap flight deals from Irvine to Toronto

Cheapest flights from Irvine to Toronto
Explore the most affordable flight options available from Irvine to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 amLAX - YYZ
1 stop7h 02mUnited Airlines
Wed 1/219:00 pmYYZ - LAX
1 stop15h 50mUnited Airlines
Deal found 12/15$385
This Kiwi.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:58 pmLAX - YYZ
1 stop18h 57mMultiple Airlines
Thu 1/81:30 pmYYZ - LAX
2 stops21h 52mMultiple Airlines
Deal found 12/17$391
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:58 pmLAX - YYZ
1 stop17h 27mMultiple Airlines
Sun 1/1810:00 amYYZ - LAX
Nonstop5h 36mMultiple Airlines
Deal found 12/15$403
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:35 amLAX - YYZ
1 stop11h 45mDelta
Mon 1/510:05 amYYZ - LAX
1 stop11h 47mDelta
Deal found 12/15$413
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:58 pmLAX - YYZ
1 stop14h 27mMultiple Airlines
Wed 1/2110:00 amYYZ - LAX
Nonstop5h 36mMultiple Airlines
Deal found 12/15$442
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:55 pmLAX - YYZ
2 stops16h 00mMultiple Airlines
Sat 1/179:35 amYYZ - LAX
1 stop8h 37mMultiple Airlines
Deal found 12/15$449
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:00 amLAX - YYZ
1 stop14h 41mUnited Airlines
Sat 1/176:55 pmYYZ - LAX
Nonstop5h 33mUnited Airlines
Deal found 12/15$456
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:55 pmLAX - YYZ
2 stops16h 00mMultiple Airlines
Tue 1/201:30 pmYYZ - LAX
1 stop11h 33mMultiple Airlines
Deal found 12/15$457
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:35 amLAX - YYZ
1 stop11h 45mDelta
Sat 1/1710:15 amYYZ - LAX
2 stops14h 00mDelta
Deal found 12/15$460
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2912:35 amLAX - YYZ
2 stops15h 20mMultiple Airlines
Sat 1/179:35 amYYZ - LAX
1 stop8h 37mMultiple Airlines
Deal found 12/15$468
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:00 amLAX - YYZ
1 stop14h 41mUnited Airlines
Wed 1/219:30 amYYZ - LAX
1 stop8h 48mUnited Airlines
Deal found 12/15$471
This deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:20 amLAX - YTZ
1 stop8h 35mAir Canada
Tue 1/612:30 pmYTZ - LAX
1 stop12h 30mAir Canada
Deal found 12/16$574

Find flight deals from Irvine to Toronto

Keep the following information in mind while searching for Irvine to Toronto flight deals. Data was last updated December 18, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$221
(Kiwi.com)

One-way from

$104
(Super.com)

Popular in

December

Cheapest in

May

Average price

$472
Provider with most accurate pricing for Los Angeles-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Toronto (YTO) flights.
Search Deals
From Irvine to Toronto (YTO)
Search Deals
One-way flight from Irvine to Toronto (YTO)
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine to Toronto 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 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Irvine to Toronto that are best for you.

Fly from

Irvine

Fly to

Toronto

Route

Depart

Return

Price

Los AngelesToronto

LAX - YKF

LAXYKF

Los Angeles

Fri 1/23

11:50 am-5:28 am

2 stops14h 38m

Toronto Region of Waterloo Intl

Mon 1/26

6:20 am-10:03 pm

1 stop18h 43m

$227

Los AngelesToronto

LAX - YKF

LAXYKF

Los Angeles

Sun 1/25

7:00 am-5:28 am

1 stop19h 28m

Toronto Region of Waterloo Intl

Sat 1/31

7:00 pm-11:27 am

1 stop19h 27m

$263

Los AngelesHamilton

LAX - YHM

LAXYHM

Los Angeles

Thu 1/29

7:00 am-1:22 pm

1 stop27h 22m

Hamilton

Mon 2/2

6:10 pm-11:00 am

2 stops19h 50m

$276

Los AngelesToronto

LAX - YKF

LAXYKF

Los Angeles

Fri 2/6

5:45 pm-5:29 am

1 stop8h 44m

Toronto Region of Waterloo Intl

Mon 2/9

6:20 am-10:03 pm

1 stop18h 43m

$281

Los AngelesHamilton

LAX - YHM

LAXYHM

Los Angeles

Thu 1/29

7:00 am-1:22 pm

1 stop27h 22m

Hamilton

Sun 2/1

6:10 pm-11:00 am

2 stops19h 50m

$285

Los AngelesHamilton

LAX - YHM

LAXYHM

Los Angeles

Sat 1/31

7:00 am-5:16 pm

1 stop31h 16m

Hamilton

Sat 2/7

7:25 am-10:56 pm

1 stop18h 31m

$286

Los AngelesHamilton

LAX - YHM

LAXYHM

Los Angeles

Thu 1/15

11:50 am-1:22 pm

2 stops22h 32m

Hamilton

Mon 1/19

6:10 pm-11:00 am

2 stops19h 50m

$286

Los AngelesHamilton

LAX - YHM

LAXYHM

Los Angeles

Wed 1/14

7:00 am-5:17 pm

1 stop31h 17m

Hamilton

Wed 1/21

8:15 am-11:00 am

1 stop29h 45m

$297

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Mon 1/12

10:55 pm-6:40 am

Nonstop4h 45m

Toronto Pearson Intl

Sat 1/24

6:55 pm-9:28 pm

Nonstop5h 33m

$305

Los AngelesToronto

LAX - YKF

LAXYKF

Los Angeles

Fri 1/16

11:50 am-5:28 am

2 stops14h 38m

Toronto Region of Waterloo Intl

Mon 1/19

6:20 am-11:00 am

2 stops31h 40m

$306

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

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

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

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

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

To ensure you get the cheapest price possible for a flight from Irvine to Toronto, you should look to book at least 88 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, June is the cheapest month in which you can book a flight from Irvine to Toronto (average of $74). Flying from Irvine to Toronto in November is currently the most expensive (average of $150). 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 IR9 to YTO?

Find hourly flight availability from Irvine to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 48% on flights from Irvine to Toronto by exploring options for tickets at noon.

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

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

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

Weekly flight availability from Irvine to Toronto

Explore weekly flight availability from Irvine to Toronto. 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 December 18, 2025.

The most flights from IR9 to YTO are scheduled on a Monday (19 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (10 on average).

Reviews of airlines servicing Toronto

Get insights into the airlines that provide service to Toronto. 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 Toronto. Reviews last updated December 18, 2025.
See what other customers who have flown with Porter Airlines, Delta, and United Airlines from Irvine to Toronto have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
399 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
399 reviews
Porter Airlines
8.0
Very good
399 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Delta
7.9
Good
8,009 reviews
Porter Airlines
8.0
Very good
399 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,093 reviews
Porter Airlines
8.0
Very good
399 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
WestJet
7.2
Good
3,204 reviews
Porter Airlines
8.0
Very good
399 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,534 reviews
Porter Airlines
8.0
Very good
399 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

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

    Airlines like WestJet, Air Canada, and United Airlines fly from Irvine to Toronto in about 4h 45m. The time it takes to get you to your destination can typically vary by up to 12h 05m. The distance from Irvine to Toronto is about 2170 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $62. Porter Airlines flights start at $82 while deals on United Airlines start at $84 one-way.

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

    While some choose either Los Angeles - Toronto Island or Los Angeles - Toronto Region of Waterloo Intl, Los Angeles - Toronto Pearson Intl is the most popular route from Irvine to Toronto.

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

    Consider China Airlines (100%), Delta (100%) or Qantas Airways (100%) when booking your flight. These represent the most reliable airlines when flying from Irvine to Toronto.

  • What are the cheapest flights from Irvine to Toronto?

    On average you can expect to pay $1,590 for a flight from Irvine to Toronto. The cheapest flight overall is $150 while the most popular route, (Los Angeles - Toronto Pearson Intl) is currently priced at $217.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Irvine to Toronto (average of $74). Flying from Irvine to Toronto in November is currently the most expensive (average of $150). 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 Irvine to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Irvine to Toronto

Discover the top 7 airlines that operate flights from Irvine to Toronto. 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 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$105Average$455FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$118Average$298FlexibilityNo cancel feeOn-time52%
Air TransatCheapest$122Average$356FlexibilityNo cancel feeOn-time50%
WestJetCheapest$123Average$207FlexibilityNo cancel feeOn-time60%
DeltaCheapest$131Average$397FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$137Average$519FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$256Average$572FlexibilityNo cancel feeOn-time71%

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