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Cheap flights from Toronto to Costa Mesa from C$ 180

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 17/5. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — LAX
23 Dec — 30 Dec1
1 adult

The best prices from Toronto to Costa Mesa are usually found in September or October, booked 52 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Toronto to Costa Mesa

Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) to Costa Mesa (CM3). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 December 2024.

Round-trip from

C$ 306

One-way from

C$ 197

Popular in

December

Cheapest in

September

Average price

C$ 604
Porter Airlines
  • Porter Airlines
  • 7/2-9/2
  • Nonstop
  • 10h 27m total
  • Toronto to Costa Mesa
Search Deals
WestJet
  • WestJet
  • 20/2
  • 2 total stops
  • 14h 30m total
  • Toronto to Costa Mesa
Search Deals
High demand for flights, 6% potential price rise
Search Deals
Best time to find cheap flights, 3% potential price drop
Search Deals
Average for round-trip flights in December 2024
Search Deals

Find flight deals from Toronto to Costa Mesa

Cheapest flights from Toronto to Costa Mesa
Explore the most affordable flight options available from Toronto to Costa Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2024.

Tue 31/1210:00 a.m.YYZ - LAX
2 stops13h 31mMultiple Airlines
Wed 8/16:41 p.m.LAX - YYZ
1 stop9h 05mMultiple Airlines
Deal found 17/12C$ 440
Thu 19/1212:00 p.m.YYZ - LAX
1 stop10h 01mWestJet
Wed 8/15:40 p.m.LAX - YYZ
1 stop9h 38mWestJet
Deal found 17/12C$ 487
Fri 27/1211:40 a.m.YYZ - LAX
1 stop11h 03mAmerican Airlines
Sat 28/126:00 a.m.LAX - YYZ
1 stop8h 40mAmerican Airlines
Deal found 18/12C$ 536
Tue 31/122:45 p.m.YYZ - LAX
1 stop11h 15mUnited Airlines
Mon 6/111:05 p.m.LAX - YYZ
1 stop13h 40mUnited Airlines
Deal found 17/12C$ 574
Mon 30/125:30 p.m.YYZ - LAX
Nonstop5h 38mPorter Airlines
Wed 15/11:15 p.m.LAX - YYZ
Nonstop4h 45mPorter Airlines
Deal found 17/12C$ 631
Tue 31/127:00 a.m.YTZ - LAX
3 stops29h 15mMultiple Airlines
Tue 7/19:26 p.m.LAX - YTZ
2 stops18h 27mMultiple Airlines
Deal found 17/12C$ 681
Sun 29/122:15 p.m.YYZ - LAX
1 stop11h 33mDelta
Wed 8/15:40 p.m.LAX - YYZ
1 stop9h 38mDelta
Deal found 17/12C$ 723
Mon 30/121:05 p.m.YKF - LAX
2 stops23h 28mMultiple Airlines
Sun 5/111:55 p.m.LAX - YKF
2 stops17h 50mMultiple Airlines
Deal found 17/12C$ 860
Wed 25/1210:25 a.m.YTZ - LAX
2 stops10h 51mAir Canada
Thu 9/17:00 a.m.LAX - YTZ
2 stops11h 50mAir Canada
Deal found 17/12C$ 867
Tue 31/126:05 p.m.YHM - LAX
1 stop21h 51mWestJet
Wed 8/15:40 p.m.LAX - YHM
1 stop20h 33mWestJet
Deal found 17/12C$ 937
Tue 24/126:30 a.m.YKF - LAX
1 stop18h 12mWestJet
Fri 24/17:00 a.m.LAX - YKF
1 stop15h 16mWestJet
Deal found 17/12C$ 941
Wed 18/126:05 p.m.YHM - LAX
1 stop25h 47mMultiple Airlines
Tue 24/126:37 p.m.LAX - YHM
2 stops43h 36mMultiple Airlines
Deal found 17/12C$ 1,347

Find flights from Toronto to Costa Mesa within your budget

Customize your flight search to find flights from Toronto to Costa Mesa 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 18 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Sun 15/6

8:00 a.m.-2:22 p.m.

1 stop9h 22m

Los Angeles

Tue 24/6

7:00 a.m.-6:54 p.m.

1 stop8h 54m

C$ 306

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Thu 9/1

5:30 p.m.-8:12 p.m.

Nonstop5h 42m

Los Angeles

Sun 12/1

7:35 a.m.-3:26 p.m.

Nonstop4h 51m

C$ 307

TorontoLos Angeles

YKF - LAX

YKFLAX

Toronto Region of Waterloo Intl

Wed 11/6

6:00 a.m.-2:22 p.m.

1 stop11h 22m

Los Angeles

Tue 17/6

3:08 p.m.-12:46 a.m.

1 stop30h 38m

C$ 311

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Mon 13/1

1:50 p.m.-9:42 p.m.

1 stop10h 52m

Los Angeles

Thu 23/1

7:35 a.m.-3:26 p.m.

Nonstop4h 51m

C$ 313

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Thu 16/1

6:55 p.m.-9:25 p.m.

Nonstop5h 30m

Los Angeles

Tue 21/1

4:45 p.m.-12:26 a.m.

Nonstop4h 41m

C$ 336

HamiltonLos Angeles

YHM - LAX

YHMLAX

Hamilton

Sun 8/6

6:00 a.m.-2:22 p.m.

1 stop11h 22m

Los Angeles

Sat 14/6

3:08 p.m.-12:41 a.m.

1 stop30h 33m

C$ 337

TorontoLos Angeles

YTZ - LAX

YTZLAX

Toronto Island

Tue 7/1

2:00 p.m.-9:15 a.m.

2 stops22h 15m

Los Angeles

Wed 8/1

9:36 p.m.-8:05 p.m.

2 stops19h 29m

C$ 343

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Fri 24/1

4:20 p.m.-11:59 p.m.

1 stop10h 39m

Los Angeles

Sun 26/1

7:00 a.m.-3:05 p.m.

1 stop29h 05m

C$ 354

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Fri 17/1

6:15 p.m.-11:47 p.m.

1 stop8h 32m

Los Angeles

Mon 27/1

11:59 p.m.-11:07 a.m.

1 stop8h 08m

C$ 377

TorontoLos Angeles

YTZ - LAX

YTZLAX

Toronto Island

Sat 18/1

12:25 p.m.-8:33 p.m.

1 stop11h 08m

Los Angeles

Tue 21/1

8:30 a.m.-9:50 p.m.

1 stop10h 20m

C$ 390

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/12

Showing 1-10 of 29 results
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Best time to book a flight from Toronto to Costa Mesa

Have a flexible travel schedule? Discover the best time to fly to Costa Mesa 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.

Travel insights for flights from Toronto to Costa Mesa

Get recent, data-driven insights about flights from Toronto to Costa Mesa including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Toronto to Costa Mesa. Price data was last updated on 13 December 2024.

The best time to book flights from Toronto to Costa Mesa is 52 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 Costa Mesa?

Currently, September is the cheapest month in which you can book a flight from Toronto to Costa Mesa (average of C$ 234). Flying from Toronto to Costa Mesa in July is currently the most expensive (average of C$ 314). 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 CM3?

Find hourly flight availability from Toronto to Costa Mesa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2024.

When flying from Toronto to Costa Mesa, 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 Costa Mesa?

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

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

Weekly flight availability from Toronto to Costa Mesa

Explore weekly flight availability from Toronto to Costa Mesa. 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 18 December 2024.

The most flights from YTO to CM3 are scheduled on a Monday (20 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (17 on average).

Rainfall in Costa Mesa by month

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

In terms of precipitation, rainfall in Costa Mesa ranges from 0.0 - 87.0 mm per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit Costa Mesa when rainfall is around 0.0 mm.

Temperature in Costa Mesa by month

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

If weather is an important factor for your trip to Costa Mesa, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

Reviews of airlines servicing Costa Mesa

Get insights into the airlines that provide service to Costa Mesa. 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 Costa Mesa. Reviews last updated 18 December 2024.
See what other customers who have flown with Porter Airlines, WestJet and United Airlines from Toronto to Costa Mesa have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,552 reviews
Check prices

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Alaska Airlines
8.0
Very good
9,552 reviews
Alaska Airlines
8.0
Very good
9,552 reviews
Check prices

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Delta
8.0
Very good
8,604 reviews
Alaska Airlines
8.0
Very good
9,552 reviews
Check prices

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Porter Airlines
7.9
Good
283 reviews
Alaska Airlines
8.0
Very good
9,552 reviews
Check prices

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

SWISS
7.6
Good
1,606 reviews
Alaska Airlines
8.0
Very good
9,552 reviews
Check prices

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

United Airlines
7.4
Good
9,059 reviews
Alaska Airlines
8.0
Very good
9,552 reviews
Check prices

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Related info for your journey

Find useful and relevant information for your journey from Toronto to Costa Mesa. 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 Toronto to Costa Mesa one-way?

    One-way options have recently been found by users for as low as C$ 197 on WestJet. Other airlines that offer cheap prices include United Airlines from C$ 203 and Porter Airlines from C$ 219 one-way.

  • What are the most popular routes from Toronto to Costa Mesa?

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

  • What are the most reliable airlines from Toronto to Costa Mesa?

    Consider China Airlines (100%), Porter Airlines (86%) or Air Transat (86%) when booking your flight. These represent the most reliable airlines when flying from Toronto to Costa Mesa.

  • What are the cheapest flights from Toronto to Costa Mesa?

    On average you can expect to pay C$ 1,304 for a flight from Toronto to Costa Mesa. The cheapest flight overall is C$ 191 while the most popular route, (Toronto Pearson Intl - Los Angeles) is currently priced at C$ 303.

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

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

  • How can I find direct flights from Toronto to Costa Mesa?

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

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

    Yes. Cheapflights offers flight deals from Toronto to Costa Mesa 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 Costa Mesa?

    Currently, September is the cheapest month in which you can book a flight from Toronto to Costa Mesa (average of C$ 234). Flying from Toronto to Costa Mesa in July is currently the most expensive (average of C$ 314). 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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See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Toronto to Costa Mesa

Discover the top 10 airlines that operate flights from Toronto to Costa Mesa. 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 18 December 2024.
AirlineCheapestAverageFlexibilityOn-time
Lynx AirCheapestC$ 185AverageC$ 337FlexibilityNo cancel feeOn-timeN/A
Search Lynx Air flights
Air CanadaCheapestC$ 218AverageC$ 555FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 230AverageC$ 501FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 236AverageC$ 472FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 256AverageC$ 567FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 283AverageC$ 663FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 301AverageC$ 617FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air TransatCheapestC$ 503AverageC$ 532FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
WestJet EncoreCheapestC$ 554AverageC$ 896FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights
JazzCheapestC$ 786AverageC$ 1,015FlexibilityNo cancel feeOn-timeN/A
Search Jazz 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 Costa Mesa?

Cheapflights makes it easy to find Toronto to Costa Mesa flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Toronto to Costa Mesa.

Can Cheapflights find flights from Toronto to Costa Mesa with no change fees?

Yes! Cheapflights helps users easily find flights from Toronto to Costa Mesa with no change fees.

Can Cheapflights notify me if prices for flights from Toronto to Costa Mesa 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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