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St. John's

$367+ Cheap flights from Ontario (ONT) to St. John's (YYT)

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — YYT
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Ontario to St. John's

Cheapest flights from Ontario to St. John's
Explore the most affordable flight options available from Ontario to St. John's. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This United Airlines deal was found by Cheapflights users on 1/25. 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 9/166:00 am
ONT
-
YYT
2 stops14h 03m
United Airlines
Mon 9/215:00 am
YYT
-
ONT
2 stops20h 51m
United Airlines
Deal found 1/25$799
This United Airlines deal was found by Cheapflights users on 1/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:00 am
ONT
-
YYT
2 stops11h 43m
United Airlines
Sun 4/196:10 pm
YYT
-
ONT
2 stops28h 07m
United Airlines
Deal found 1/26$827
This Air Canada deal was found by Cheapflights users on 1/25. 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.
Sun 3/16:09 am
ONT
-
YYT
2 stops12h 49m
Air Canada
Sat 3/145:00 am
YYT
-
ONT
2 stops12h 18m
Air Canada
Deal found 1/25$2,133

Find flight deals from Ontario to St. John's

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to St. John's (YYT). 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$827
(United Airlines)

One-way from

$367
(United Airlines)

Popular in

December

Cheapest in

June

Average price

$515
Provider with most accurate pricing for Ontario-St John's flight deals.
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Provider most trusted by Cheapflights users for Ontario-St John's flights.
Search Deals
From Ontario to St John's
Search Deals
One-way flight from Ontario to St John's
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($85 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to St. John's 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 January 27, 2026.
Use the filters below to find and compare flights from Ontario to St. John's that are best for you.

Fly from

Ontario

Fly to

St. John's

Route

Depart

Return

Price

OntarioSt. John's

ONT - YYT

ONTYYT

Ontario

Sat 4/18

7:00 am-11:13 pm

2 stops11h 43m

St John's

Sun 4/19

6:10 pm-5:47 pm

2 stops28h 07m

$827

OntarioSt. John's

ONT - YYT

ONTYYT

Ontario

Wed 5/6

6:00 am-12:41 am

2 stops14h 11m

$367

OntarioSt. John's

ONT - YYT

ONTYYT

Ontario

Fri 2/27

5:00 am-1:58 am

2 stops16h 28m

$372

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

  • Most accurate provider: When it comes to deals on Ontario-St. John's flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-St. John's flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-St. John's flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-St. John's flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-St. John's flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to St. John's

Have a flexible travel schedule? Discover the best time to fly to St. John's 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 St. John's

What is the cheapest month to book a flight from Ontario to St. John's?

Currently, October is the cheapest month in which you can book a flight from Ontario to St. John's (average of $171). Flying from Ontario to St. John's in December is currently the most expensive (average of $535). 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 St. John's. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to St. John's?

    Airlines like United Airlines fly from Ontario to St. John's in about 11h 43m. The time it takes to get you to your destination can typically vary by up to . The distance between Ontario and St. John's is about 3410 mi.

  • Can I find deals for flights from Ontario to St. John's that include hotel bookings?

    Yes. In addition to deals on Ontario to St. John's flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to St. John's?

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

  • Can I find deals for business class flights from Ontario to St. John's?

    Yes. Cheapflights offers flight deals from Ontario to St. John's 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 Ontario to St. John's?

    Currently, October is the cheapest month in which you can book a flight from Ontario to St. John's (average of $171). Flying from Ontario to St. John's in December is currently the most expensive (average of $535). 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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