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$74+ 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YTO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to Toronto are usually found in May or September, booked 88 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from Irvine to Toronto

Keep the following information in mind while searching for Irvine to Toronto flight deals. Data was last updated June 12, 2025.

Round-trip from

$155
(Flightnetwork)

One-way from

$74
(Trip.com)

Popular in

December

Cheapest in

May

Average price

$318
From Irvine to Toronto (YTO)
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One-way flight from Irvine to Toronto (YTO)
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Highest demand for flights based on searches. 13% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 12, 2025.

This oojo deal was found by Cheapflights users on 6/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:10 pmLAX - YYZ
Nonstop4h 49mWestJet
Fri 9/1910:00 amYYZ - LAX
1 stop10h 16mWestJet
Deal found 6/11$156
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/47:00 amLAX - YKF
1 stop8h 55mWestJet
Sat 9/136:00 amYKF - LAX
1 stop11h 11mWestJet
Deal found 6/11$158
This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/311:40 amLAX - YHM
1 stop10h 00mWestJet
Thu 10/96:00 amYHM - LAX
1 stop11h 11mWestJet
Deal found 6/10$178
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/710:30 pmLAX - YTZ
1 stop10h 15mAir Canada
Mon 9/153:25 pmYTZ - LAX
1 stop9h 10mAir Canada
Deal found 6/10$179
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1911:10 pmLAX - YYZ
Nonstop4h 49mMultiple Airlines
Tue 9/2310:40 amYYZ - LAX
Nonstop5h 20mMultiple Airlines
Deal found 6/11$183
This Air Canada deal was found by Cheapflights users on 6/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/89:55 pmLAX - YYZ
Nonstop4h 51mAir Canada
Wed 10/16:35 pmYYZ - LAX
Nonstop5h 18mAir Canada
Deal found 6/12$198
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 8/315:10 amLAX - YYZ
1 stop7h 01mUnited Airlines
Fri 10/37:00 amYYZ - LAX
1 stop15h 08mUnited Airlines
Deal found 6/10$233
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/42:00 pmLAX - YYZ
Nonstop4h 53mPorter Airlines
Sat 9/1310:40 amYYZ - LAX
Nonstop5h 20mPorter Airlines
Deal found 6/11$237
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/227:00 amLAX - YKF
1 stop8h 56mMultiple Airlines
Fri 7/256:00 amYKF - LAX
3 stops17h 16mMultiple Airlines
Deal found 6/12$266
This eDestinos deal was found by Cheapflights users on 6/11. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/223:48 pmLAX - YHM
2 stops29h 53mMultiple Airlines
Fri 7/256:00 amYHM - LAX
1 stop11h 12mMultiple Airlines
Deal found 6/11$295
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1711:39 pmLAX - YYZ
1 stop16h 05mAmerican Airlines
Fri 7/256:50 amYYZ - LAX
1 stop18h 05mAmerican Airlines
Deal found 6/11$304
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1011:30 amLAX - YKF
1 stop16h 40mFlair Airlines
Thu 7/178:25 pmYKF - LAX
1 stop17h 20mFlair Airlines
Deal found 6/11$315

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 June 12, 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 - YYZ

LAXYYZ

Los Angeles

Thu 9/18

11:10 pm-6:59 am

Nonstop4h 49m

Toronto Pearson Intl

Fri 9/19

10:00 am-5:16 pm

1 stop10h 16m

$156

Los AngelesToronto

LAX - YKF

LAXYKF

Los Angeles

Thu 9/4

7:00 am-6:55 pm

1 stop8h 55m

Toronto Region of Waterloo Intl

Sat 9/13

6:00 am-2:11 pm

1 stop11h 11m

$158

Los AngelesHamilton

LAX - YHM

LAXYHM

Los Angeles

Wed 9/3

11:40 am-12:40 am

1 stop10h 00m

Hamilton

Thu 10/9

6:00 am-2:11 pm

1 stop11h 11m

$178

Los AngelesToronto

LAX - YTZ

LAXYTZ

Los Angeles

Sun 9/7

10:30 pm-11:45 am

1 stop10h 15m

Toronto Island

Mon 9/15

3:25 pm-9:35 pm

1 stop9h 10m

$179

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 9/19

11:10 pm-6:59 am

Nonstop4h 49m

Toronto Pearson Intl

Tue 9/23

10:40 am-1:00 pm

Nonstop5h 20m

$183

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Mon 9/8

9:55 pm-5:46 am

Nonstop4h 51m

Toronto Pearson Intl

Wed 10/1

6:35 pm-8:53 pm

Nonstop5h 18m

$198

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Sun 8/31

5:10 am-3:11 pm

1 stop7h 01m

Toronto Pearson Intl

Fri 10/3

7:00 am-7:08 pm

1 stop15h 08m

$233

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Thu 9/4

2:00 pm-9:53 pm

Nonstop4h 53m

Toronto Pearson Intl

Sat 9/13

10:40 am-1:00 pm

Nonstop5h 20m

$237

Los AngelesToronto

LAX - YKF

LAXYKF

Los Angeles

Tue 7/22

7:00 am-6:56 pm

1 stop8h 56m

Toronto Region of Waterloo Intl

Fri 7/25

6:00 am-8:16 pm

3 stops17h 16m

$266

Los AngelesHamilton

LAX - YHM

LAXYHM

Los Angeles

Tue 7/22

3:48 pm-12:41 am

2 stops29h 53m

Hamilton

Fri 7/25

6:00 am-2:12 pm

1 stop11h 12m

$295

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 29 results
1
2
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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 June 9, 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, January is the cheapest month in which you can book a flight from Irvine to Toronto (average of $243). Flying from Irvine to Toronto in July is currently the most expensive (average of $353). 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irvine to Toronto as you normally would.

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 Friday afternoons 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 June 12, 2025.

The most flights from IR9 to YTO are scheduled on a Thursday (21 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in Toronto by month

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

In terms of precipitation, rainfall in Toronto ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Toronto when rainfall is around 2.0 in.

Temperature in Toronto by month

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

If weather is an important factor for your trip to Toronto, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 June 12, 2025.
Read through reviews of airlines operating flights from Irvine to Toronto, such as Alaska Airlines, Porter Airlines and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Porter Airlines
8.0
Very good
288 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Air Transat
7.8
Good
396 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

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.

  • 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 $74. Air Canada flights start at $85 while deals on Air Transat start at $87 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 Brussels Airlines (100%), Austrian Airlines (92%) or Porter Airlines (86%) 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 $1,015 for a flight from Irvine to Toronto. The cheapest flight overall is $83 while the most popular route, (Los Angeles - Toronto Pearson Intl) is currently priced at $164.

  • 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, January is the cheapest month in which you can book a flight from Irvine to Toronto (average of $243). Flying from Irvine to Toronto in July is currently the most expensive (average of $353). 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$120Average$293FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$131Average$417FlexibilityNo cancel feeOn-time69%
DeltaCheapest$131Average$437FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$137Average$459FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$138Average$454FlexibilityNo cancel feeOn-time67%
WestJetCheapest$152Average$277FlexibilityNo cancel feeOn-time60%
Air TransatCheapest$186Average$370FlexibilityNo cancel feeOn-time50%

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