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Cheap flights from Kansas City to Ontario from C$ 203

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — YYZ
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Kansas City to Ontario

Keep the following information in mind while searching for Kansas City to Ontario flight deals. Data was last updated 21 February 2025.

Round-trip from

C$ 337

One-way from

C$ 203
2/4-8/4
  • 2/4-8/4
  • 2 total stops
  • 45h 04m total
  • Kansas City to Ontario
Search Deals
12/3
  • 12/3
  • 1 total stop
  • 18h 03m total
  • Kansas City to Ontario
Search Deals

Find flight deals from Kansas City to Ontario

Cheapest flights from Kansas City to Ontario
Explore the most affordable flight options available from Kansas City to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Wed 2/45:12 p.m.MCI - YYZ
1 stop25h 18mMultiple Airlines
Tue 8/48:15 p.m.YYZ - MCI
1 stop19h 46mMultiple Airlines
Deal found 18/2C$ 337
Tue 11/32:19 p.m.MCI - YUL
1 stop8h 07mDelta
Sun 16/37:00 a.m.YUL - MCI
1 stop6h 20mDelta
Deal found 19/2C$ 578
Tue 11/35:30 a.m.MCI - YUL
2 stops10h 29mAmerican Airlines
Sun 16/37:14 a.m.YUL - MCI
1 stop11h 31mAmerican Airlines
Deal found 19/2C$ 592
Tue 8/46:15 a.m.MCI - YUL
1 stop4h 42mMultiple Airlines
Fri 11/46:30 a.m.YUL - MCI
1 stop10h 34mMultiple Airlines
Deal found 20/2C$ 601
Wed 2/47:00 a.m.MCI - YYZ
1 stop30h 40mAlaska Airlines
Tue 8/44:30 p.m.YYZ - MCI
1 stop32h 29mAlaska Airlines
Deal found 19/2C$ 653
Tue 8/46:15 a.m.MCI - YUL
1 stop4h 42mWestJet
Fri 11/45:23 p.m.YUL - MCI
1 stop24h 18mWestJet
Deal found 19/2C$ 697
Thu 13/312:05 p.m.MCI - YYZ
1 stop10h 35mDelta
Mon 17/37:55 a.m.YYZ - MCI
1 stop9h 45mDelta
Deal found 20/2C$ 821
Tue 15/47:15 a.m.MCI - YYZ
1 stop9h 20mAmerican Airlines
Thu 17/46:30 a.m.YYZ - MCI
1 stop11h 07mAmerican Airlines
Deal found 20/2C$ 822
Sun 18/56:00 a.m.MCI - YYZ
1 stop4h 26mWestJet
Sun 25/56:00 a.m.YYZ - MCI
1 stop4h 40mWestJet
Deal found 18/2C$ 901
Wed 26/211:30 a.m.MCI - YUL
1 stop6h 17mUnited Airlines
Fri 28/21:35 p.m.YUL - MCI
2 stops11h 14mUnited Airlines
Deal found 19/2C$ 902
Mon 31/33:29 p.m.MCI - YYZ
1 stop7h 29mUnited Airlines
Thu 3/45:30 p.m.YYZ - MCI
1 stop5h 30mUnited Airlines
Deal found 19/2C$ 906

Find flights from Kansas City to Ontario within your budget

Customize your flight search to find flights from Kansas City 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 629,999 searches. Data last updated 21 February 2025.

Fly from

Kansas City

Fly to

Ontario

Route

Depart

Return

Price

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Wed 2/4

5:12 p.m.-7:30 p.m.

1 stop25h 18m

Toronto Pearson Intl

Tue 8/4

8:15 p.m.-3:01 p.m.

1 stop19h 46m

C$ 337

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Tue 11/3

2:19 p.m.-11:26 p.m.

1 stop8h 07m

Montreal Pierre Elliott Trudeau Intl

Sun 16/3

7:00 a.m.-12:20 p.m.

1 stop6h 20m

C$ 578

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Tue 11/3

5:30 a.m.-4:59 p.m.

2 stops10h 29m

Montreal Pierre Elliott Trudeau Intl

Sun 16/3

7:14 a.m.-5:45 p.m.

1 stop11h 31m

C$ 592

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Tue 8/4

6:15 a.m.-11:57 a.m.

1 stop4h 42m

Montreal Pierre Elliott Trudeau Intl

Fri 11/4

6:30 a.m.-4:04 p.m.

1 stop10h 34m

C$ 601

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Wed 2/4

7:00 a.m.-2:40 p.m.

1 stop30h 40m

Toronto Pearson Intl

Tue 8/4

4:30 p.m.-11:59 p.m.

1 stop32h 29m

C$ 653

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Tue 8/4

6:15 a.m.-11:57 a.m.

1 stop4h 42m

Montreal Pierre Elliott Trudeau Intl

Fri 11/4

5:23 p.m.-4:41 p.m.

1 stop24h 18m

C$ 697

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Thu 13/3

12:05 p.m.-11:40 p.m.

1 stop10h 35m

Toronto Pearson Intl

Mon 17/3

7:55 a.m.-4:40 p.m.

1 stop9h 45m

C$ 821

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Tue 15/4

7:15 a.m.-5:35 p.m.

1 stop9h 20m

Toronto Pearson Intl

Thu 17/4

6:30 a.m.-4:37 p.m.

1 stop11h 07m

C$ 822

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Sun 18/5

6:00 a.m.-11:26 a.m.

1 stop4h 26m

Toronto Pearson Intl

Sun 25/5

6:00 a.m.-9:40 a.m.

1 stop4h 40m

C$ 901

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Mon 31/3

3:29 p.m.-11:58 p.m.

1 stop7h 29m

Toronto Pearson Intl

Thu 3/4

5:30 p.m.-10:00 p.m.

1 stop5h 30m

C$ 906

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/2

Showing 1-10 of 22 results
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Best time to book a flight from Kansas City to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Kansas City 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.

Travel insights for flights from Kansas City to Ontario

Get recent, data-driven insights about flights from Kansas City to Ontario including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Kansas City to Region of Ontario (average of C$ 167). Flying from Kansas City to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 21 February 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Kansas City to Ontario to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,697 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,219 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,765 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

WestJet
7.2
Good
2,801 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

    Kansas City (MCI) is the airport you will fly out of if you book a flight from Kansas City to Ontario. It is only a 28.0 km journey to Kansas City (MCI) from Kansas City’s city centre.

  • What are the cheapest airlines to fly from Kansas City to Region of Ontario one-way?

    One-way options have recently been found by users for as low as C$ 334 on Alaska Airlines. Other airlines that offer cheap prices include Delta from C$ 352 and American Airlines from C$ 372 one-way.

  • What are the most popular routes from Kansas City to Region of Ontario?

    The most popular route from Kansas City to Region of Ontario is Kansas City - Toronto Pearson Intl. You may also consider Kansas City - Montreal Pierre Elliott Trudeau Intl or Kansas City - Ottawa.

  • What are the cheapest flights from Kansas City to Region of Ontario?

    Looking for the cheapest flight from Kansas City to Region of Ontario? While on average our users pay C$ 478, our data indicates the cheapest price to be C$ 242. The most popular route (Kansas City - Toronto Pearson Intl), is priced around C$ 426.

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

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

  • How can I find direct flights from Kansas City to Ontario?

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Kansas City to Region of Ontario (average of C$ 167). Flying from Kansas City to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

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Alternative routes for Kansas City to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Pearson Intl flights
Kansas City to Calgary flights
St. Louis to Vancouver Intl flights
Kansas City to Pearson Intl flights
Kansas City to Vancouver Intl flights
St. Louis to Pierre Elliott Trudeau Intl flights
St. Louis to Calgary flights
Kansas City to Pierre Elliott Trudeau Intl flights
Kansas City to Halifax flights
St. Louis to Québec City flights
St. Louis to Halifax flights
St. Louis to Saskatoon flights
St. Louis to Winnipeg flights
Springfield to Pearson Intl flights
Kansas City to Québec City flights
Kansas City to Ottawa flights
Kansas City to Moncton flights
St. Louis to Edmonton flights
St. Louis to Charlottetown flights
Kansas City to Victoria flights
Joplin to Pierre Elliott Trudeau Intl flights
Kansas City to Saskatoon flights
St. Louis to Kelowna flights

Top airline flying from Kansas City to Ontario

Discover the top airline that operate flights from Kansas City to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 219AverageC$ 861FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Kansas City to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Kansas City to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Kansas City to Ontario?

Millions of users choose and trust Cheapflights to book the best flight deals from Kansas City to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Kansas City to Ontario with no change fees?

Certainly. Search results for flights to Ontario from Kansas City shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Kansas City to Ontario become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from Kansas City today and book when prices fit your budget.

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