Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Kansas City to Ontario from $126

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 9/19. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Kansas City to Ontario

Cheap round-trip flights

Logo
2:55 pm - 2:05 pmMCI-YYZ
22h 10m2 stops
Logo
7:15 am - 11:07 pmYYZ-MCI
16h 52m1 stop
$307
Find Deal
Mon, Sep 15 - Thu, Sep 18
Logo
5:15 am - 11:41 pmMCI-YYZ
17h 26m1 stop
Logo
4:00 pm - 11:07 pmYYZ-MCI
8h 07m1 stop
$315
Find Deal
Sat, Sep 6 - Sat, Sep 13
Logo
5:15 am - 1:52 pmMCI-YYZ
7h 37m1 stop
Logo
9:50 am - 11:07 pmYYZ-MCI
14h 17m1 stop
$317
Find Deal
Tue, Sep 9 - Wed, Sep 10
American Airlines Logo
7:49 pm - 12:35 pmMCI-YYZ
15h 46m1 stop
American Airlines Logo
11:45 am - 8:52 pmYYZ-MCI
10h 07m1 stop
$431American Airlines
Find Deal
Tue, Oct 21 - Wed, Oct 29
American Airlines Logo
6:00 am - 4:39 pmMCI-YUL
9h 39m1 stop
American Airlines Logo
12:30 pm - 9:11 pmYUL-MCI
9h 41m1 stop
$434American Airlines
Find Deal
Sat, Oct 11 - Sat, Oct 18
American Airlines Logo
6:05 am - 4:04 pmMCI-YYZ
8h 59m1 stop
American Airlines Logo
11:37 am - 8:17 pmYYZ-MCI
9h 40m1 stop
$436American Airlines
Find Deal
Tue, Dec 2 - Sat, Dec 13
American Airlines Logo
1:03 pm - 11:45 amMCI-YUL
21h 42m1 stop
American Airlines Logo
12:30 pm - 8:47 pmYUL-MCI
9h 17m1 stop
$445American Airlines
Find Deal
Thu, Sep 4 - Sat, Sep 6
United Airlines Logo
7:30 am - 9:35 pmMCI-YOW
13h 05m1 stop
United Airlines Logo
5:25 pm - 10:37 amYOW-MCI
18h 12m1 stop
$707United Airlines
Find Deal
Tue, Sep 30 - Fri, Oct 17
United Airlines Logo
7:30 am - 5:06 pmMCI-YOW
8h 36m1 stop
United Airlines Logo
10:25 am - 9:45 pmYOW-MCI
12h 20m2 stops
$717United Airlines
Find Deal
Wed, Oct 1 - Wed, Oct 15
United Airlines Logo
7:30 am - 9:35 pmMCI-YOW
13h 05m1 stop
United Airlines Logo
6:33 am - 9:45 pmYOW-MCI
16h 12m1 stop
$718United Airlines
Find Deal
Tue, Sep 30 - Mon, Oct 13

American Airlines flights from Kansas City to Region of Ontario

Our best American Airlines deals on Kansas City to Region of Ontario flight tickets
American Airlines
Oct 21
MCI7:49 pmKansas City
15h 46m
1 stop
YYZ12:35 pmToronto Pearson Intl
Oct 29
YYZ11:45 amToronto Pearson Intl
10h 07m
1 stop
MCI8:52 pmKansas City
$431
Find similar
American Airlines
Oct 11
MCI6:00 amKansas City
9h 39m
1 stop
YUL4:39 pmMontreal Pierre Elliott Trudeau Intl
Oct 18
YUL12:30 pmMontreal Pierre Elliott Trudeau Intl
9h 41m
1 stop
MCI9:11 pmKansas City
$434
Find similar
American Airlines
Dec 2
MCI6:05 amKansas City
8h 59m
1 stop
YYZ4:04 pmToronto Pearson Intl
Dec 13
YYZ11:37 amToronto Pearson Intl
9h 40m
1 stop
MCI8:17 pmKansas City
$436
Find similar

Delta flights from Kansas City to Region of Ontario

Our best Delta deals on Kansas City to Region of Ontario flight tickets
Delta
Aug 13
MCI12:05 pmKansas City
10h 38m
1 stop
YYZ11:43 pmToronto Pearson Intl
Aug 24
YYZ6:20 amToronto Pearson Intl
6h 11m
1 stop
MCI11:31 amKansas City
$731
Find similar
Delta
Aug 13
MCI12:05 pmKansas City
8h 43m
1 stop
YUL9:48 pmMontreal Pierre Elliott Trudeau Intl
Aug 23
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
11h 47m
2 stops
MCI4:47 pmKansas City
$736
Find similar
Delta
Aug 13
MCI12:05 pmKansas City
8h 43m
1 stop
YUL9:48 pmMontreal Pierre Elliott Trudeau Intl
Aug 23
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
11h 52m
2 stops
MCI4:52 pmKansas City
$738
Find similar

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 July 31, 2025.
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

Mon 9/15

2:55 pm-2:05 pm

2 stops22h 10m

Toronto Pearson Intl

Thu 9/18

7:15 am-11:07 pm

1 stop16h 52m

$307

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Sat 9/6

5:15 am-11:41 pm

1 stop17h 26m

Toronto Pearson Intl

Sat 9/13

4:00 pm-11:07 pm

1 stop8h 07m

$315

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Tue 9/9

5:15 am-1:52 pm

1 stop7h 37m

Toronto Pearson Intl

Wed 9/10

9:50 am-11:07 pm

1 stop14h 17m

$317

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Tue 10/21

7:49 pm-12:35 pm

1 stop15h 46m

Toronto Pearson Intl

Wed 10/29

11:45 am-8:52 pm

1 stop10h 07m

$431

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Sat 10/11

6:00 am-4:39 pm

1 stop9h 39m

Montreal Pierre Elliott Trudeau Intl

Sat 10/18

12:30 pm-9:11 pm

1 stop9h 41m

$434

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Tue 12/2

6:05 am-4:04 pm

1 stop8h 59m

Toronto Pearson Intl

Sat 12/13

11:37 am-8:17 pm

1 stop9h 40m

$436

Kansas CityMontreal

MCI - YUL

MCIYUL

Kansas City

Thu 9/4

1:03 pm-11:45 am

1 stop21h 42m

Montreal Pierre Elliott Trudeau Intl

Sat 9/6

12:30 pm-8:47 pm

1 stop9h 17m

$445

Kansas CityOttawa

MCI - YOW

MCIYOW

Kansas City

Tue 9/30

7:30 am-9:35 pm

1 stop13h 05m

Ottawa

Fri 10/17

5:25 pm-10:37 am

1 stop18h 12m

$707

Kansas CityOttawa

MCI - YOW

MCIYOW

Kansas City

Wed 10/1

7:30 am-5:06 pm

1 stop8h 36m

Ottawa

Wed 10/15

10:25 am-9:45 pm

2 stops12h 20m

$717

Kansas CityOttawa

MCI - YOW

MCIYOW

Kansas City

Tue 9/30

7:30 am-9:35 pm

1 stop13h 05m

Ottawa

Mon 10/13

6:33 am-9:45 pm

1 stop16h 12m

$718

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 September is, on average, the cheapest month to fly to Region of Ontario from Kansas City, with most prices found around $375. If you aren’t able to travel during the month of September, then book flights to Region of Ontario from Kansas City during February instead. Flights to Region of Ontario in February, while not as cheap as those in September, still average around $519.

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

According to our data, Monday is the cheapest day to fly to Region of Ontario from Kansas City. The lowest ticket price found for a Monday departure recently was $839. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Kansas City to Region of Ontario on a Saturday will generally be more expensive and average around $1,094. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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 $953.

What is the cheapest Kansas City to Ontario flight route?

Fly from Kansas City to Toronto Pearson Intl for the best Kansas City - Ontario flight prices

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from Kansas City when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $669 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Kansas City for as low as $440 on momondo.

What cabin class options are available on Kansas City to Ontario flights?

There are 4 cabin classes available to choose from on Kansas City to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 59% 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

Best Price Found

$126

Fastest flight time

5h 07m

Direct flights

None

Airports in Region of Ontario

4 airports
The best one-way flight to Region of Ontario from Kansas City in the past 72 hours is $126. The best round-trip flight deal from Kansas City to Region of Ontario found on momondo in the last 72 hours is $307.
The fastest flight from Kansas City to Region of Ontario takes 5h 07m
There are no direct flights from Kansas City to Region of Ontario. Popular non-direct routes for this connection are Kansas City Airport - Toronto Pearson Intl Airport, Kansas City Airport - Montreal Pierre Elliott Trudeau Intl Airport and Kansas City Airport - Ottawa Airport.
There are 4 airports near Region of Ontario: Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Pearson Intl (YYZ), Toronto Island (YTZ)
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.

  • What is the most popular plane model from Kansas City to Region of Ontario?

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 $254Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights
United AirlinesPriceFrom $447Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
DeltaPriceFrom $464Free CancellationRating
8.0
7,981 reviews
Search Delta flights
WestJetPriceFrom $497Free CancellationRating
7.2
2,978 reviews
Search WestJet flights
American AirlinesPriceFrom $519Free CancellationRating
7.2
10,000 reviews
Search American Airlines 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.

An easier way to manage your Region of Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/5
Tue 8/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ontario

Popular cities in Ontario

Popular flights according to clicks in the last 7 days on momondo
Flights to Torontofrom $98
Flights to Vancouverfrom $79
Flights to Montrealfrom $155
Flights to Calgaryfrom $145
Flights to Ottawafrom $185
Flights to Halifaxfrom $168
Flights to Winnipegfrom $194
Flights to Québec Cityfrom $226
Flights to Saskatoonfrom $120
Flights to Kelownafrom $202
Flights to St. John'sfrom $263
Flights to Reginafrom $219