HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$186+ Cheap flights from Monterey (MRY) to Ontario

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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
MRY — YYZ
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Monterey to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Monterey to Ontario

Keep the following information in mind while searching for Monterey to Ontario flight deals. Data was last updated October 29, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$481
(Kiwi.com)

One-way from

$186
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$421
Provider with most accurate pricing for San Francisco-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Toronto (YTO) flights.
Search Deals
From Monterey Regional to Ontario
Search Deals
One-way flight from Monterey Regional to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Monterey to Ontario

Cheapest flights from Monterey to Ontario
Explore the most affordable flight options available from Monterey to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/26. 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 12/116:00 amMRY - YYZ
2 stops10h 55mMultiple Airlines
Thu 12/187:55 pmYYZ - MRY
1 stop24h 17mMultiple Airlines
Deal found 10/26$481
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/2011:14 amMRY - YYZ
1 stop25h 21mMultiple Airlines
Tue 11/251:30 pmYYZ - MRY
2 stops34h 43mMultiple Airlines
Deal found 10/27$554
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1111:23 amMRY - YYZ
1 stop25h 12mAlaska Airlines
Thu 12/184:45 pmYYZ - MRY
1 stop29h 40mAlaska Airlines
Deal found 10/26$560
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 11/2412:31 pmMRY - YYZ
2 stops21h 01mAmerican Airlines
Thu 11/271:14 pmYYZ - MRY
2 stops25h 27mAmerican Airlines
Deal found 10/27$600
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/2510:25 amMRY - YYZ
1 stop26h 05mUnited Airlines
Thu 11/278:00 amYYZ - MRY
1 stop12h 47mUnited Airlines
Deal found 10/27$626
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/242:30 pmMRY - YYZ
1 stop14h 00mUnited Airlines
Fri 11/286:30 amYYZ - MRY
1 stop18h 28mUnited Airlines
Deal found 10/27$680
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/2512:31 pmMRY - YYZ
2 stops20h 23mAmerican Airlines
Thu 11/271:14 pmYYZ - MRY
2 stops25h 27mAmerican Airlines
Deal found 10/27$693
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/2410:25 amMRY - YYZ
1 stop10h 40mUnited Airlines
Thu 11/278:00 amYYZ - MRY
1 stop12h 47mUnited Airlines
Deal found 10/27$734
This American Airlines deal was found by Cheapflights users on 10/27. 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 11/207:18 pmMRY - YYZ
2 stops11h 59mAmerican Airlines
Tue 11/2510:57 amYYZ - MRY
2 stops14h 28mAmerican Airlines
Deal found 10/27$737
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Thu 11/206:00 amMRY - YUL
1 stop11h 40mUnited Airlines
Sun 11/235:50 pmYUL - MRY
1 stop19h 43mUnited Airlines
Deal found 10/27$944
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 11/217:50 amMRY - YUL
1 stop29h 59mUnited Airlines
Wed 11/265:50 pmYUL - MRY
1 stop19h 43mUnited Airlines
Deal found 10/28$1,971

Cheapflights Fare Finder

 
Customize your flight search to find flights from Monterey 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 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Monterey to Ontario that are best for you.

Fly from

Monterey

Fly to

Ontario

Route

Depart

Return

Price

MontereyToronto

MRY - YYZ

MRYYYZ

Monterey Regional

Thu 12/11

6:00 am-7:55 pm

2 stops10h 55m

Toronto Pearson Intl

Thu 12/18

7:55 pm-5:12 pm

1 stop24h 17m

$481

MontereyToronto

MRY - YYZ

MRYYYZ

Monterey Regional

Tue 11/25

10:25 am-3:30 pm

1 stop26h 05m

Toronto Pearson Intl

Thu 11/27

8:00 am-5:47 pm

1 stop12h 47m

$626

MontereyToronto

MRY - YYZ

MRYYYZ

Monterey Regional

Tue 11/25

10:25 am-3:30 pm

1 stop26h 05m

Toronto Pearson Intl

Fri 11/28

12:45 pm-9:37 pm

1 stop11h 52m

$626

MontereyToronto

MRY - YYZ

MRYYYZ

Monterey Regional

Thu 12/11

6:00 am-3:35 pm

2 stops30h 35m

Toronto Pearson Intl

Thu 12/18

4:45 pm-11:47 pm

2 stops34h 02m

$643

MontereyToronto

MRY - YYZ

MRYYYZ

Monterey Regional

Thu 11/20

11:14 am-3:35 pm

1 stop25h 21m

Toronto Pearson Intl

Tue 11/25

9:35 am-3:53 pm

1 stop9h 18m

$659

MontereyToronto

MRY - YYZ

MRYYYZ

Monterey Regional

Mon 11/24

2:30 pm-7:30 am

1 stop14h 00m

Toronto Pearson Intl

Fri 11/28

6:30 am-9:58 pm

1 stop18h 28m

$680

MontereyMontreal

MRY - YUL

MRYYUL

Monterey Regional

Mon 3/2

2:01 pm-2:00 pm

2 stops20h 59m

Montreal Pierre Elliott Trudeau Intl

Fri 3/6

6:15 pm-5:57 pm

2 stops26h 42m

$691

MontereyToronto

MRY - YYZ

MRYYYZ

Monterey Regional

Mon 11/24

10:25 am-12:05 am

1 stop10h 40m

Toronto Pearson Intl

Thu 11/27

8:00 am-5:47 pm

1 stop12h 47m

$734

MontereyToronto

MRY - YYZ

MRYYYZ

Monterey Regional

Thu 11/20

7:18 pm-10:17 am

2 stops11h 59m

Toronto Pearson Intl

Tue 11/25

10:57 am-10:25 pm

2 stops14h 28m

$737

MontereyMontreal

MRY - YUL

MRYYUL

Monterey Regional

Thu 11/20

6:00 am-8:40 pm

1 stop11h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 11/23

5:50 pm-10:33 am

1 stop19h 43m

$944

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 24 results
1
2
3

Best time to book a flight from Monterey to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Monterey 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 Monterey to Ontario

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

Currently, February is the cheapest month in which you can book a flight from Monterey to Region of Ontario (average of $127). Flying from Monterey to Region of Ontario in August is currently the most expensive (average of $203). 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.

Related info for your journey

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

    Located just 3.2 mi from the city center, Monterey Regional (MRY) is the airport most travelers will use when flying to Ontario from Monterey.

  • How long is the flight from Monterey to Region of Ontario?

    Departing from Monterey to Region of Ontario will take you 26h 05m. The distance between Monterey and Region of Ontario is about 2256 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Monterey to Ontario?

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Monterey to Region of Ontario (average of $127). Flying from Monterey to Region of Ontario in August is currently the most expensive (average of $203). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Monterey to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Vancouver Intl flights
Los Angeles to Vancouver Intl flights
Los Angeles to Pearson Intl flights
San Francisco to Pearson Intl flights
San Diego to Vancouver Intl flights
Ontario to Vancouver Intl flights
Los Angeles to Abbotsford flights
San Francisco to Abbotsford flights
Santa Ana to Vancouver Intl flights
Los Angeles to Calgary flights
Los Angeles to Pierre Elliott Trudeau Intl flights
San Francisco to Calgary flights
San Francisco to Pierre Elliott Trudeau Intl flights
Sacramento to Vancouver Intl flights
San Diego to Pearson Intl flights
Los Angeles to Toronto Island flights
Ontario to Pearson Intl flights
Palm Springs to Vancouver Intl flights
San Francisco to Toronto Island flights
Oakland to Vancouver Intl flights
Los Angeles to Edmonton flights
Burbank to Vancouver Intl flights
San Jose to Vancouver Intl flights
San Diego to Abbotsford flights
Las Vegas to Vancouver Intl flights
Las Vegas to Pearson Intl flights
Las Vegas to Calgary flights
Santa Ana to Pearson Intl flights
Ontario to Calgary flights
San Diego to Calgary flights
San Jose to Pearson Intl flights
Santa Ana to Calgary flights
Los Angeles to Québec City flights
San Francisco to Edmonton flights
Oakland to Pearson Intl flights
Sacramento to Abbotsford flights
Sacramento to Pearson Intl flights
San Diego to Pierre Elliott Trudeau Intl flights
San Francisco to Region of Waterloo Intl flights
Ontario to Pierre Elliott Trudeau Intl flights
Palm Springs to Calgary flights
Reno to Vancouver Intl flights
Oakland to Calgary flights
San Jose to Calgary flights
Palm Springs to Pearson Intl flights
Los Angeles to Region of Waterloo Intl flights
San Francisco to Hamilton flights
San Francisco to Québec City flights
Burbank to Pearson Intl flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.