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$534+ Cheap flights from Monterey (MRY) to Ontario

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
MRY — YYZ
Aug 4 — Aug 111
Tue 8/4
Tue 8/11
1 adult, Economy
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Cheap 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 July 5, 2026.

This American Airlines deal was found by Cheapflights users on 7/1. 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.
Sat 8/1512:32 pm
MRY
-
YYZ
1 stop22h 27m
American Airlines
Sat 8/226:28 pm
YYZ
-
MRY
1 stop20h 14m
American Airlines
Deal found 7/1$534
This American Airlines deal was found by Cheapflights users on 7/4. 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 8/1812:32 pm
MRY
-
YUL
1 stop23h 12m
American Airlines
Tue 8/253:45 pm
YUL
-
MRY
1 stop22h 57m
American Airlines
Deal found 7/4$618
This United Airlines deal was found by Cheapflights users on 7/2. 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 10/266:30 am
MRY
-
YYZ
1 stop6h 38m
United Airlines
Thu 10/294:10 pm
YYZ
-
MRY
1 stop8h 06m
United Airlines
Deal found 7/2$646
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Sat 8/84:17 pm
MRY
-
YUL
2 stops18h 31m
American Airlines
Wed 8/125:34 pm
YUL
-
MRY
2 stops21h 08m
American Airlines
Deal found 6/30$652
This American Airlines deal was found by Cheapflights users on 7/3. 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.
Sat 12/1912:39 pm
MRY
-
YYZ
2 stops19h 17m
American Airlines
Sat 1/26:23 pm
YYZ
-
MRY
2 stops20h 26m
American Airlines
Deal found 7/3$670
This Gotogate deal was found by Cheapflights users on 6/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/83:30 pm
MRY
-
YUL
1 stop13h 46m
Air Canada
Wed 8/129:45 am
YUL
-
MRY
2 stops11h 13m
Air Canada
Deal found 6/30$691
This United Airlines deal was found by Cheapflights users on 7/3. 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 10/96:55 pm
MRY
-
YUL
1 stop10h 21m
United Airlines
Fri 10/169:45 am
YUL
-
MRY
2 stops14h 20m
United Airlines
Deal found 7/3$725
This United Airlines deal was found by Cheapflights users on 7/3. 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 8/286:45 pm
MRY
-
YUL
2 stops12h 55m
United Airlines
Tue 9/16:10 am
YUL
-
MRY
2 stops14h 06m
United Airlines
Deal found 7/3$741
This United Airlines deal was found by Cheapflights users on 6/30. 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 8/235:00 am
MRY
-
YUL
1 stop7h 28m
United Airlines
Tue 8/256:10 am
YUL
-
MRY
2 stops9h 56m
United Airlines
Deal found 6/30$763
This American Airlines deal was found by Cheapflights users on 7/3. 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.
Fri 10/912:44 pm
MRY
-
YUL
1 stop22h 59m
American Airlines
Fri 10/163:45 pm
YUL
-
MRY
1 stop23h 09m
American Airlines
Deal found 7/3$769
This Air Canada deal was found by Cheapflights users on 7/2. 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.
Wed 9/168:00 am
MRY
-
YUL
1 stop9h 45m
Air Canada
Sun 9/208:10 am
YUL
-
MRY
1 stop12h 06m
Air Canada
Deal found 7/2$780
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Wed 7/85:00 am
MRY
-
YYZ
1 stop13h 32m
United Airlines
Sun 7/128:45 am
YYZ
-
MRY
2 stops14h 51m
United Airlines
Deal found 7/1$829

Find flight deals from Monterey to Ontario

Keep the following information in mind while searching for Monterey to Ontario flight deals. Data was last updated July 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$534
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$570
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
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 5, 2026.
Use the filters below to find and compare flights from Monterey to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontereyToronto

MRY - YYZ

MRYYYZ

Monterey Regional

Sat 8/15

12:32 pm-1:59 pm

1 stop22h 27m

Toronto Pearson Intl

Sat 8/22

6:28 pm-11:42 am

1 stop20h 14m

$534

MontereyMontreal

MRY - YUL

MRYYUL

Monterey Regional

Tue 8/18

12:32 pm-2:44 pm

1 stop23h 12m

Montreal Pierre Elliott Trudeau Intl

Tue 8/25

3:45 pm-11:42 am

1 stop22h 57m

$618
Quickest round-trip

MontereyToronto

MRY - YYZ

MRYYYZ

Monterey Regional

Mon 10/26

6:30 am-4:08 pm

1 stop6h 38m

Toronto Pearson Intl

Thu 10/29

4:10 pm-9:16 pm

1 stop8h 06m

$646

MontereyMontreal

MRY - YUL

MRYYUL

Monterey Regional

Sat 8/8

4:17 pm-1:48 pm

2 stops18h 31m

Montreal Pierre Elliott Trudeau Intl

Wed 8/12

5:34 pm-11:42 am

2 stops21h 08m

$652

MontereyMontreal

MRY - YUL

MRYYUL

Monterey Regional

Sat 8/8

3:30 pm-8:16 am

1 stop13h 46m

Montreal Pierre Elliott Trudeau Intl

Wed 8/12

9:45 am-5:58 pm

2 stops11h 13m

$691

MontereyMontreal

MRY - YUL

MRYYUL

Monterey Regional

Fri 10/9

6:55 pm-8:16 am

1 stop10h 21m

Montreal Pierre Elliott Trudeau Intl

Fri 10/16

9:45 am-9:05 pm

2 stops14h 20m

$725

MontereyMontreal

MRY - YUL

MRYYUL

Monterey Regional

Sun 8/23

8:36 am-7:39 pm

1 stop8h 03m

Montreal Pierre Elliott Trudeau Intl

Tue 8/25

8:20 am-5:58 pm

1 stop12h 38m

$753

MontereyMontreal

MRY - YUL

MRYYUL

Monterey Regional

Sun 8/23

5:00 am-3:28 pm

1 stop7h 28m

Montreal Pierre Elliott Trudeau Intl

Tue 8/25

6:10 am-1:06 pm

2 stops9h 56m

$763

MontereyMontreal

MRY - YUL

MRYYUL

Monterey Regional

Wed 9/16

8:00 am-8:45 pm

1 stop9h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 9/20

8:10 am-5:16 pm

1 stop12h 06m

$780

MontereyMontreal

MRY - YUL

MRYYUL

Monterey Regional

Fri 8/28

8:00 am-8:48 pm

1 stop9h 48m

Montreal Pierre Elliott Trudeau Intl

Tue 9/1

1:50 pm-9:10 pm

2 stops10h 20m

$790

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 11 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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 6h 38m. 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.

See more FAQs

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