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Cheap flights from Kansas City to Ontario from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas City to Ontario departing on 2/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Kansas City to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:26 am - 11:20 pm
MCI
-
YYZ
10h 54m
1 stop
Multiple Airlines Logo
3:40 pm - 10:23 am
YYZ
-
MCI
19h 43m
1 stop
$278Multiple Airlines
Thu, Apr 2 - Mon, Apr 6
Multiple Airlines Logo
5:45 am - 11:26 am
MCI
-
YYZ
28h 41m
1 stop
Multiple Airlines Logo
3:40 pm - 10:23 am
YYZ
-
MCI
19h 43m
1 stop
$282Multiple Airlines
Wed, Mar 25 - Tue, Mar 31
Multiple Airlines Logo
11:26 am - 2:20 pm
MCI
-
YYZ
25h 54m
2 stops
Multiple Airlines Logo
3:40 pm - 10:23 am
YYZ
-
MCI
19h 43m
1 stop
$288Multiple Airlines
Wed, Mar 25 - Tue, Mar 31
Multiple Airlines Logo
5:45 am - 11:20 pm
MCI
-
YYZ
16h 35m
2 stops
Multiple Airlines Logo
3:40 pm - 10:23 am
YYZ
-
MCI
19h 43m
1 stop
$290Multiple Airlines
Thu, Apr 2 - Mon, Apr 6
Multiple Airlines Logo
7:00 am - 6:10 am
MCI
-
YYZ
22h 10m
2 stops
Multiple Airlines Logo
3:40 pm - 10:23 am
YYZ
-
MCI
19h 43m
1 stop
$304Multiple Airlines
Tue, Mar 24 - Tue, Mar 31
American Airlines Logo
5:00 am - 3:05 pm
MCI
-
YUL
9h 05m
1 stop
American Airlines Logo
3:45 pm - 8:53 am
YUL
-
MCI
18h 08m
1 stop
$389American Airlines
Tue, Mar 10 - Tue, Mar 17
United Airlines Logo
9:15 am - 5:12 pm
MCI
-
YOW
6h 57m
1 stop
United Airlines Logo
2:15 pm - 8:41 pm
YOW
-
MCI
7h 26m
1 stop
$428United Airlines
Wed, Mar 11 - Tue, Mar 17
United Airlines Logo
5:45 pm - 11:54 pm
MCI
-
YOW
5h 09m
1 stop
United Airlines Logo
5:11 pm - 9:59 pm
YOW
-
MCI
5h 48m
1 stop
$456United Airlines
Fri, Feb 6 - Mon, Feb 9
American Airlines Logo
4:09 pm - 11:44 am
MCI
-
YUL
18h 35m
1 stop
American Airlines Logo
12:30 pm - 10:46 pm
YUL
-
MCI
11h 16m
1 stop
$490American Airlines
Wed, Apr 15 - Mon, Apr 20
Air Canada Logo
11:32 am - 9:38 pm
MCI
-
YTZ
9h 06m
2 stops
Air Canada Logo
8:50 am - 9:59 pm
YTZ
-
MCI
14h 09m
2 stops
$754Air Canada
Wed, Feb 18 - Sat, Feb 21

WestJet flights from Kansas City to Region of Ontario

Our best WestJet deals on Kansas City to Region of Ontario flight tickets
WestJet
Jun 7
MCI6:30 amKansas City
6h 14m
1 stop
YUL1:44 pmMontreal Pierre Elliott Trudeau Intl
Jun 13
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
4h 38m
1 stop
MCI9:38 amKansas City
$715
WestJet
May 22
MCI4:15 pmKansas City
6h 43m
1 stop
YUL11:58 pmMontreal Pierre Elliott Trudeau Intl
May 26
YUL6:15 pmMontreal Pierre Elliott Trudeau Intl
6h 40m
1 stop
MCI11:55 pmKansas City
$764
WestJet
May 22
MCI6:30 amKansas City
16h 04m
1 stop
YUL11:34 pmMontreal Pierre Elliott Trudeau Intl
May 26
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
5h 28m
1 stop
MCI11:28 amKansas City
$770

United Airlines flights from Kansas City to Region of Ontario

Our best United Airlines deals on Kansas City to Region of Ontario flight tickets
United Airlines
Mar 11
MCI9:15 amKansas City
6h 57m
1 stop
YOW5:12 pmOttawa
Mar 17
YOW2:15 pmOttawa
7h 26m
1 stop
MCI8:41 pmKansas City
$428
United Airlines
Feb 6
MCI5:45 pmKansas City
5h 09m
1 stop
YOW11:54 pmOttawa
Feb 9
YOW5:11 pmOttawa
5h 48m
1 stop
MCI9:59 pmKansas City
$456
United Airlines
Feb 6
MCI5:45 pmKansas City
18h 33m
2 stops
YOW1:18 pmOttawa
Feb 9
YOW5:11 pmOttawa
5h 48m
1 stop
MCI9:59 pmKansas City
$459

momondo Fare Finder

 
Customize your flight search to find flights from Kansas City to Region of 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, momondo users made 832,500 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Kansas City to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Thu 4/2

11:26 am-11:20 pm

1 stop10h 54m

Toronto Pearson Intl

Mon 4/6

3:40 pm-10:23 am

1 stop19h 43m

$278

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Wed 3/25

5:45 am-11:26 am

1 stop28h 41m

Toronto Pearson Intl

Tue 3/31

3:40 pm-10:23 am

1 stop19h 43m

$282

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Wed 3/25

11:26 am-2:20 pm

2 stops25h 54m

Toronto Pearson Intl

Tue 3/31

3:40 pm-10:23 am

1 stop19h 43m

$288

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Thu 4/2

5:45 am-11:20 pm

2 stops16h 35m

Toronto Pearson Intl

Mon 4/6

3:40 pm-10:23 am

1 stop19h 43m

$290

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Tue 3/24

7:00 am-6:10 am

2 stops22h 10m

Toronto Pearson Intl

Tue 3/31

3:40 pm-10:23 am

1 stop19h 43m

$304

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Tue 3/10

5:00 am-3:05 pm

1 stop9h 05m

Montreal Pierre Elliott Trudeau Intl

Tue 3/17

3:45 pm-8:53 am

1 stop18h 08m

$389

Kansas CityOttawa

MCI - YOW

MCIYOW

Kansas City

Wed 3/11

9:15 am-5:12 pm

1 stop6h 57m

Ottawa

Tue 3/17

2:15 pm-8:41 pm

1 stop7h 26m

$428

Kansas CityOttawa

MCI - YOW

MCIYOW

Kansas City

Fri 2/6

5:45 pm-11:54 pm

1 stop5h 09m

Ottawa

Mon 2/9

5:11 pm-9:59 pm

1 stop5h 48m

$456

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Wed 4/15

4:09 pm-11:44 am

1 stop18h 35m

Montreal Pierre Elliott Trudeau Intl

Mon 4/20

12:30 pm-10:46 pm

1 stop11h 16m

$490

Kansas CityToronto

MCI - YTZ

MCIYTZ

Kansas City

Wed 2/18

11:32 am-9:38 pm

2 stops9h 06m

Toronto Island

Sat 2/21

8:50 am-9:59 pm

2 stops14h 09m

$754

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ontario from

How to get the cheapest flight ticket from Kansas City to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Region of Ontario?

The month of February is, on average, the cheapest month to fly to Region of Ontario from Kansas City, with most prices found around $519. If you aren’t able to travel during the month of February, then book flights to Region of Ontario from Kansas City during May instead. Flights to Region of Ontario in May, while not as cheap as those in February, still average around $668.

What is the cheapest time of day to depart on your flight to Region of Ontario?

According to our data, the cheapest time of day to fly to Region of Ontario is at noon. momondo users have found flights departing from Kansas City to Region of Ontario at noon for as low as $939. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $1,302.

Can stopping save me money on Kansas City to Region of Ontario flights?

You could potentially save up to 27% on your flight if you consider stops on a Kansas City to Region of Ontario flight.

Cheap Kansas City to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kansas City to Region of Ontario

Fastest flight time

4h 29m

Direct flights

None
The fastest flight from Kansas City to Region of Ontario takes 4h 29m
There are no direct flights from Kansas City to Region of Ontario. There are no popular flight routes from Kansas City to Region of Ontario.
Search flight deals

  • When did momondo last update prices for flights from Kansas City Airport to Ontario?

    Prices for flights from Kansas City Airport to Ontario are refreshed on a daily basis.

  • How many operators does momondo search for flights from Kansas City Airport to Ontario?

  • How old do you have to be to fly from Kansas City Airport to Ontario?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kansas City Airport to Ontario.

  • What documentation or ID do you need to fly to Ontario?

    The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Kansas City to Region of Ontario

Compare and see reviews for airlines that fly from Kansas City to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $292Free CancellationRating
7.1
10,656 reviews
Search Air Canada flights
DeltaPriceFrom $423Free CancellationRating
7.9
8,113 reviews
Search Delta flights
United AirlinesPriceFrom $465Free CancellationRating
7.4
9,198 reviews
Search United Airlines flights
American AirlinesPriceFrom $519Free CancellationRating
7.2
11,189 reviews
Search American Airlines flights
WestJetPriceFrom $663Free CancellationRating
7.2
3,249 reviews
Search WestJet flights

Why use momondo?

Why should I use momondo to find a flight deal from Kansas City to Ontario?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Kansas City.

Can I find flights from Kansas City to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from Kansas City on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Kansas City to Ontario?

Once you have performed a search for Kansas City to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Kansas City to Ontario right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Kansas City to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.

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