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Cheap flights from Ontario to Mammoth Lakes from C$ 856

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 29/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MMH
6 Mar — 13 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Mammoth Lakes

Enter your travel dates to find the best prices.

One-way flights from Ontario to Mammoth Lakes
Search for one-way flight options from Ontario to Mammoth Lakes. Find affordable one-way fares based on user searches. Data last updated 4 February 2026.

Sun 29/39:45 a.m.
YYZ
-
MMH
2 stops32h 06m
Multiple Airlines
Deal found 4/2C$ 856
Thu 19/39:35 a.m.
YYZ
-
MMH
3 stops27h 43m
Multiple Airlines
Deal found 1/2C$ 1,201

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Mammoth Lakes 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 4 February 2026.
Use the filters below to find and compare flights from Ontario to Mammoth Lakes that are best for you.

Fly from

Ontario

Fly to

Mammoth Lakes

Route

Depart

Return

Price

TorontoMammoth Lakes

YYZ - MMH

YYZMMH

Toronto Pearson Intl

Sun 29/3

9:45 a.m.-2:51 p.m.

2 stops32h 06m

C$ 856

TorontoMammoth Lakes

YYZ - MMH

YYZMMH

Toronto Pearson Intl

Thu 19/3

9:35 a.m.-10:18 a.m.

3 stops27h 43m

C$ 1,201

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Best time to book a flight from Ontario to Mammoth Lakes

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

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

Currently, February is the cheapest month in which you can book a flight from Region of Ontario to Mammoth Lakes (average of C$ 378). Flying from Region of Ontario to Mammoth Lakes in November is currently the most expensive (average of C$ 606). 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 Ontario to Mammoth Lakes. 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 into for flights to Mammoth Lakes from Ontario?

    If you book a flight to Mammoth Lakes from Ontario, you will be flying to Mammoth Lakes, which is the city’s only airport. Mammoth Lakes (MMH) is located 12.0 km from the centre of Mammoth Lakes.

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

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

  • How can I find direct flights from Ontario to Mammoth Lakes?

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Region of Ontario to Mammoth Lakes (average of C$ 378). Flying from Region of Ontario to Mammoth Lakes in November is currently the most expensive (average of C$ 606). 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.

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How does Cheapflights help users find flights from Ontario to Mammoth Lakes?

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Can Cheapflights find flights from Ontario to Mammoth Lakes with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Mammoth Lakes flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ontario to Mammoth Lakes become cheaper?

Yes, Cheapflights offers price alerts on Ontario to Mammoth Lakes flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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