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Cheap Flights from Ontario (ONT) to Calgary (YYC)

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Compare Ontario International to Calgary flight deals

Find the cheapest month or even day of the year to fly to Calgary

Book the best Calgary fare with no extra fees

Flight deals from Ontario International to Calgary

Looking for a cheap last-minute deal or the best return flight from Ontario International to Calgary? Find the lowest prices on one-way and return tickets right here.
Calgary.$488 per passenger.Departing Wed, 11 Jun, returning Tue, 24 Jun.Return flight with United.Outbound indirect flight with United, departs from Ontario International on Wed, 11 Jun, arriving in Calgary.Inbound indirect flight with United, departs from Calgary on Tue, 24 Jun, arriving in Ontario International.Price includes taxes and charges.From $488, select.
Calgary.$554 per passenger.Departing Thu, 10 Jul, returning Thu, 17 Jul.Return flight with Frontier Airlines and WestJet.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Thu, 10 Jul, arriving in Calgary.Inbound indirect flight with WestJet, departs from Calgary on Thu, 17 Jul, arriving in Ontario International.Price includes taxes and charges.From $554, select.
Calgary.$564 per passenger.Departing Tue, 2 Sep, returning Sun, 7 Sep.Return flight with United and Alaska Airlines.Outbound indirect flight with United, departs from Ontario International on Tue, 2 Sep, arriving in Calgary.Inbound indirect flight with Alaska Airlines, departs from Calgary on Sun, 7 Sep, arriving in Ontario International.Price includes taxes and charges.From $564, select.
Calgary.$586 per passenger.Departing Tue, 21 Oct, returning Fri, 31 Oct.Return flight with United and Air Canada.Outbound indirect flight with United, departs from Ontario International on Tue, 21 Oct, arriving in Calgary.Inbound indirect flight with Air Canada, departs from Calgary on Fri, 31 Oct, arriving in Ontario International.Price includes taxes and charges.From $586, select.
Calgary.$591 per passenger.Departing Mon, 12 Jan, returning Mon, 26 Jan.Return flight with United.Outbound indirect flight with United, departs from Ontario International on Mon, 12 Jan, arriving in Calgary.Inbound indirect flight with United, departs from Calgary on Mon, 26 Jan, arriving in Ontario International.Price includes taxes and charges.From $591, select.
Calgary.$609 per passenger.Departing Mon, 18 Aug, returning Mon, 25 Aug.Return flight with United.Outbound indirect flight with United, departs from Ontario International on Mon, 18 Aug, arriving in Calgary.Inbound indirect flight with United, departs from Calgary on Mon, 25 Aug, arriving in Ontario International.Price includes taxes and charges.From $609, select.
Calgary.$619 per passenger.Departing Wed, 25 Jun, returning Tue, 1 Jul.Return flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Ontario International on Wed, 25 Jun, arriving in Calgary.Inbound indirect flight with Alaska Airlines, departs from Calgary on Tue, 1 Jul, arriving in Ontario International.Price includes taxes and charges.From $619, select.
Calgary.$808 per passenger.Departing Sat, 31 May, returning Sat, 7 Jun.Return flight with United.Outbound indirect flight with United, departs from Ontario International on Sat, 31 May, arriving in Calgary.Inbound indirect flight with United, departs from Calgary on Sat, 7 Jun, arriving in Ontario International.Price includes taxes and charges.From $808, select.

The cheapest month to fly from Ontario International Airport to Calgary Airport

We’re always keeping an eye on fares, to help you find the lowest one in seconds. Check out the Ontario International Airport to Calgary Airport flight prices forecast over the next 12 months.
May
from $2,793
Jun
from $488
Jul
from $554
Aug
from $609
Sep
from $564
Oct
from $586
Nov
Find prices
Dec
from $808
Jan
from $591
Feb
Find prices
Mar
from $849
Apr
from $921
Cheapest month:June
Most expensive month:May

Ontario International to Calgary: Alternative routes

Compare routes from Ontario International to Calgary below. You may find an airport to fly into that's cheaper, faster, or easier than Calgary.

Ontario to Calgary: Flight information

The things to know before you go.
Cheapest flight found$488
Cheapest month to flyJune

Finding cheap flights from Ontario International to Calgary: Frequently asked questions

The best price we found for a return flight from Ontario International to Calgary is $488. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Ontario International to Calgary. But we found flights with one or more stops from $488.
As of May 2025, there are no flights flying from Ontario International to Calgary.
The cheapest month to fly from Ontario International to Calgary is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ontario International Airport to Calgary Airport on Wednesday, 11 June 2025.
No airlines currently offer direct flights between Ontario International Airport and Calgary Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Calgary but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Calgary is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Calgary.

Flying from Ontario International Airport (ONT) to Calgary International Airport (YYC): what you need to know

  • Calgary's timezone is UTC-6, which makes Calgary one hour ahead of Ontario.

  • Your ONT to YYC flight won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • During popular months like August, it's best to get to the airport earlier. Plan to arrive two hours before domestic departures and four hours ahead of an international flight whenever you're flying during a high season in general.

  • We make it easy to book a flight with a stopover. To see your options for tickets from Ontario International Airport to Calgary International Airport, uncheck 'Direct flights only.' Then, pick a flight with a stop long enough to explore the city of your choice. Popular stopovers between ONT and YYC include:

    • San Francisco International Airport

    • Seattle-Tacoma International Airport

    • Phoenix Sky Harbour International Airport

How to find the cheapest flights from Ontario International Airport (ONT) to Calgary International Airport (YYC)

  • Right now, $205 is the lowest price we've found for a one-way Ontario International Airport to Calgary International Airport flight. The best price for a return plane ticket is $488. Bear in mind that fares can change due to availability at the time of booking.

  • To get your hands on cheap tickets from ONT to YYC, book as early as you can. Airlines generally offer their most competitively priced fares when flights are first released.

  • Getting cheap flights from Ontario International Airport to Calgary International Airport is more likely if you're flexible with your travel plans. Use the 'Whole month' search function to see the best prices across each month and land a great deal.

  • Never miss a deal on cheap flights from ONT to YYC by creating a Price Alert. We'll send you an email or push notification on the app when a lower fare pops up.

  • Secure the perfect flight for you by using the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from Ontario International Airport to Calgary International Airport, use the 'Sort by' tool. You can also filter by airline, departure and arrival times, and journey duration.

Handy information about Ontario International Airport (ONT)

  • The address for ONT is 2900 E. Airport Drive.

  • 83.6% of flights departing from Ontario International Airport reach their destination as planned. Given its reliable on-time performance, you're unlikely to face delays when flying out of ONT.

  • Central Ontario to Ontario International Airport is approximately 6 kilometres. Depending on traffic, it'll take about 10 minutes to get there if you're driving, catching a cab or ride-sharing.

  • Planning to take public transport? You can expect a journey time of around 1 hour 30 minutes.

  • Taking an early flight from Ontario International Airport to Calgary International Airport? Avoid the stress of rushing to the airport (and sneak in some extra precious sleep) by choosing one of these stays close to ONT:

Arriving at Calgary International Airport (YYC)

Getting from Calgary International Airport (YYC) to central Calgary

  • The street address for YYC is 2000 Airport Road Northeast.

  • Calgary International Airport is approximately 16 kilometres from central Calgary. The drive time takes about 20 minutes.

  • When travelling on public transport, expect a journey of roughly 1 hour.

When to fly to Calgary International Airport (YYC)

  • July is the most popular month for flights from Ontario International Airport to Calgary International Airport. To steer clear of the crowds, head to Calgary in February.

  • When reserving your flight from Ontario International Airport to Calgary International Airport, consider the type of weather you enjoy. August is the warmest month in Calgary, with temperatures ranging from 8ºC (46ºF) to 26ºC (79ºF).

  • If you want to travel in cooler conditions, look for a cheap ticket from ONT to YYC in December. Temperatures average between -18ºC (0ºF) and 0ºC (32ºF) then.

Explore more of Canada

  • Calgary is always a good idea, but there are so many other corners of Canada waiting to be explored. Around 274 kilometres north of Calgary, a visit to Edmonton will keep you busy. Start with popular sights like Royal Alberta Museum, Fort Edmonton Park and Alberta Legislature Building.

  • If you're eager to discover another major destination in Canada, consider Kelowna, about 402 kilometres west of Calgary. Kasugai Japanese Garden, Waterfront Park and BC Wine Museum & VQA Wine Shop are key highlights.

Plan the rest of your trip from Ontario to Calgary

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.