What is the cheapest airline that flies from Kansas City to Ontario?

American Airlines, WestJet, and United Airlines are the most popular carriers operating from Kansas City to Ontario

What airlines fly to Region of Ontario?

United Airlines, Delta and WestJet are the top three most popular airlines that fly to Region of Ontario from Kansas City according to our data. United Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 4 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

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?

There are 4 operators available for flights from Kansas City Airport to Ontario as of September 2026.

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.

$185 Cheap Flights from Kansas City to Ontario in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kansas City to Ontario

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:32 pm - 9:55 pmMCI Kansas City-YYZ Toronto Pearson Intl

24h 23m2 stops Denver Intl Nashville Intl

7:30 am - 8:26 amYYZ Toronto Pearson Intl-MCI Kansas City

25h 56m1 stop Fort Lauderdale

$395Multiple Airlines

Tue, Sep 29 - Sun, Oct 4

9:16 am - 8:55 pmMCI Kansas City-YYZ Toronto Pearson Intl

10h 39m1 stop Fort Lauderdale

1:00 pm - 7:47 pmYYZ Toronto Pearson Intl-MCI Kansas City

55h 47m2 stops Nashville Intl Denver Intl

$395Multiple Airlines

Mon, Oct 19 - Mon, Oct 26

5:45 am - 4:34 pmMCI Kansas City-YYZ Toronto Pearson Intl

9h 49m1 stop Washington, D.C. Reagan-National

12:44 pm - 10:05 pmYYZ Toronto Pearson Intl-MCI Kansas City

10h 21m1 stop Washington, D.C. Reagan-National

$477American Airlines

Sat, Dec 5 - Wed, Dec 9

6:16 am - 4:45 pmMCI Kansas City-YYZ Toronto Pearson Intl

9h 29m1 stop Washington, D.C. Reagan-National

1:15 pm - 12:28 amYYZ Toronto Pearson Intl-MCI Kansas City

12h 13m1 stop Chicago O'Hare Intl

$479American Airlines

Wed, Sep 30 - Mon, Oct 5

5:20 pm - 11:22 pmMCI Kansas City-YUL Montreal Pierre Elliott Trudeau Intl

5h 02m1 stop Minneapolis St Paul

6:00 am - 9:47 amYUL Montreal Pierre Elliott Trudeau Intl-MCI Kansas City

4h 47m1 stop Detroit Metropolitan Wayne County

$584WestJet

Tue, Oct 6 - Tue, Oct 13

10:35 am - 3:59 pmMCI Kansas City-YUL Montreal Pierre Elliott Trudeau Intl

4h 24m1 stop Detroit Metropolitan Wayne County

7:00 am - 12:15 pmYUL Montreal Pierre Elliott Trudeau Intl-MCI Kansas City

6h 15m1 stop Atlanta Hartsfield-Jackson

$593WestJet

Sat, Dec 5 - Wed, Dec 9

5:46 pm - 6:45 pmMCI Kansas City-YTZ Toronto Island

23h 59m1 stop Washington, D.C. Dulles Intl

3:15 pm - 2:37 pmYTZ Toronto Island-MCI Kansas City

24h 22m1 stop Washington, D.C. Dulles Intl

$643United Airlines

Sat, Oct 24 - Wed, Oct 28

6:29 am - 1:09 pmMCI Kansas City-YUL Montreal Pierre Elliott Trudeau Intl

5h 40m1 stop Newark

6:10 am - 10:26 amYUL Montreal Pierre Elliott Trudeau Intl-MCI Kansas City

5h 16m1 stop Chicago O'Hare Intl

$643United Airlines

Tue, Oct 13 - Sat, Oct 24

3:26 pm - 11:30 pmMCI Kansas City-YUL Montreal Pierre Elliott Trudeau Intl

7h 04m1 stop Minneapolis St Paul

6:00 am - 1:28 pmYUL Montreal Pierre Elliott Trudeau Intl-MCI Kansas City

8h 28m1 stop Detroit Metropolitan Wayne County

$665Delta

Tue, Nov 24 - Sat, Nov 28

6:00 am - 5:27 pmMCI Kansas City-YUL Montreal Pierre Elliott Trudeau Intl

10h 27m1 stop Atlanta Hartsfield-Jackson

6:00 am - 1:28 pmYUL Montreal Pierre Elliott Trudeau Intl-MCI Kansas City

8h 28m1 stop Detroit Metropolitan Wayne County

$665Delta

Tue, Nov 24 - Sat, Nov 28

Cheap last minute flights

Enter your travel dates to find the best prices.

7:00 am - 7:05 amMCI Kansas City-YUL Montreal Pierre Elliott Trudeau Intl

23h 05m2 stops Salt Lake City Calgary

7:00 am - 11:56 pmYUL Montreal Pierre Elliott Trudeau Intl-MCI Kansas City

17h 56m1 stop Atlanta Hartsfield-Jackson

$839WestJet

Sun, Sep 13 - Sun, Oct 11

10:27 am - 10:23 amMCI Kansas City-YYZ Toronto Pearson Intl

22h 56m1 stop Atlanta Hartsfield-Jackson

9:00 am - 10:14 pmYYZ Toronto Pearson Intl-MCI Kansas City

14h 14m2 stops Calgary Minneapolis St Paul

$841WestJet

Thu, Sep 10 - Sat, Sep 12

6:30 am - 11:27 pmMCI Kansas City-YUL Montreal Pierre Elliott Trudeau Intl

15h 57m1 stop Detroit Metropolitan Wayne County

7:00 am - 11:16 pmYUL Montreal Pierre Elliott Trudeau Intl-MCI Kansas City

17h 16m1 stop Minneapolis St Paul

$842WestJet

Sun, Sep 13 - Sun, Oct 11

10:10 am - 4:45 pmMCI Kansas City-YYZ Toronto Pearson Intl

5h 35m1 stop Washington, D.C. Reagan-National

11:40 am - 3:22 pmYYZ Toronto Pearson Intl-MCI Kansas City

4h 42m1 stop Chicago O'Hare Intl

$860American Airlines

Wed, Sep 9 - Tue, Sep 15

5:13 am - 12:35 pmMCI Kansas City-YYZ Toronto Pearson Intl

6h 22m1 stop Chicago O'Hare Intl

4:15 pm - 10:15 pmYYZ Toronto Pearson Intl-MCI Kansas City

7h 00m1 stop Philadelphia

$871Multiple Airlines

Fri, Sep 11 - Tue, Sep 15

7:00 am - 7:05 amMCI Kansas City-YUL Montreal Pierre Elliott Trudeau Intl

23h 05m2 stops Salt Lake City Calgary

5:30 pm - 12:17 amYUL Montreal Pierre Elliott Trudeau Intl-MCI Kansas City

31h 47m2 stops Calgary Salt Lake City

$878WestJet

Sun, Sep 13 - Sun, Oct 11

8:32 pm - 2:30 pmMCI Kansas City-YYZ Toronto Pearson Intl

40h 58m2 stops Denver Intl Orlando

9:45 am - 1:18 pmYYZ Toronto Pearson Intl-MCI Kansas City

4h 33m1 stop Detroit Metropolitan Wayne County

$888Multiple Airlines

Wed, Sep 9 - Tue, Sep 15

8:32 pm - 2:30 pmMCI Kansas City-YYZ Toronto Pearson Intl

40h 58m2 stops Denver Intl Orlando

12:08 pm - 5:00 pmYYZ Toronto Pearson Intl-MCI Kansas City

5h 52m1 stop Detroit Metropolitan Wayne County

$888Multiple Airlines

Wed, Sep 9 - Mon, Sep 14

2:54 pm - 10:39 pmMCI Kansas City-YYZ Toronto Pearson Intl

6h 45m1 stop Charlotte Douglas

5:45 pm - 10:59 pmYYZ Toronto Pearson Intl-MCI Kansas City

6h 14m1 stop Charlotte Douglas

$892American Airlines

Wed, Sep 9 - Mon, Sep 14

6:28 am - 2:59 pmMCI Kansas City-YYZ Toronto Pearson Intl

7h 31m1 stop Charlotte Douglas

5:45 pm - 10:59 pmYYZ Toronto Pearson Intl-MCI Kansas City

6h 14m1 stop Charlotte Douglas

$892American Airlines

Wed, Sep 9 - Fri, Sep 11

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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

Dec 5

MCI5:45 amKansas City

9h 49m

1 stop

YYZ4:34 pmToronto Pearson Intl

Dec 9

YYZ12:44 pmToronto Pearson Intl

10h 21m

1 stop

MCI10:05 pmKansas City

$477

American Airlines

Sep 30

MCI6:16 amKansas City

9h 29m

1 stop

YYZ4:45 pmToronto Pearson Intl

Oct 5

YYZ1:15 pmToronto Pearson Intl

12h 13m

1 stop

MCI12:28 amKansas City

$479

American Airlines

Nov 27

MCI12:34 pmKansas City

10h 25m

1 stop

YYZ11:59 pmToronto Pearson Intl

Dec 1

YYZ12:42 pmToronto Pearson Intl

10h 23m

1 stop

MCI10:05 pmKansas City

$495

Delta flights from Kansas City to Region of Ontario

Our best Delta deals on Kansas City to Region of Ontario flight tickets

Delta

Nov 24

MCI3:26 pmKansas City

7h 04m

1 stop

YUL11:30 pmMontreal Pierre Elliott Trudeau Intl

Nov 28

YUL6:00 amMontreal Pierre Elliott Trudeau Intl

8h 28m

1 stop

MCI1:28 pmKansas City

$665

Delta

Sep 15

MCI6:00 amKansas City

6h 40m

1 stop

YYZ1:40 pmToronto Pearson Intl

Sep 19

YYZ11:38 amToronto Pearson Intl

5h 47m

1 stop

MCI4:25 pmKansas City

$749

Delta

Sep 15

MCI6:00 amKansas City

6h 40m

1 stop

YYZ1:40 pmToronto Pearson Intl

Sep 19

YYZ11:38 amToronto Pearson Intl

5h 47m

1 stop

MCI4:25 pmKansas City

$770

momondo Fare Finder

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

Cheapest round-trip

Kansas CityToronto

MCI Kansas City - YYZ Toronto Pearson Intl

MCIYYZ

Kansas City

Tue 9/29

8:32 pm-9:55 pm

2 stops24h 23m

Toronto Pearson Intl

Sun 10/4

7:30 am-8:26 am

1 stop25h 56m

$395

Kansas CityToronto

MCI Kansas City - YYZ Toronto Pearson Intl

MCIYYZ

Kansas City

Mon 10/19

9:16 am-8:55 pm

1 stop10h 39m

Toronto Pearson Intl

Mon 10/26

1:00 pm-7:47 pm

2 stops55h 47m

$395

Kansas CityToronto

MCI Kansas City - YYZ Toronto Pearson Intl

MCIYYZ

Kansas City

Sat 12/5

5:45 am-4:34 pm

1 stop9h 49m

Toronto Pearson Intl

Wed 12/9

12:44 pm-10:05 pm

1 stop10h 21m

$477

Kansas CityToronto

MCI Kansas City - YYZ Toronto Pearson Intl

MCIYYZ

Kansas City

Wed 9/30

6:16 am-4:45 pm

1 stop9h 29m

Toronto Pearson Intl

Mon 10/5

1:15 pm-12:28 am

1 stop12h 13m

$479

Quickest round-trip

Kansas CityMontreal

MCI Kansas City - YUL Montreal Pierre Elliott Trudeau Intl

MCIYUL

Kansas City

Tue 10/6

5:20 pm-11:22 pm

1 stop5h 02m

Montreal Pierre Elliott Trudeau Intl

Tue 10/13

6:00 am-9:47 am

1 stop4h 47m

$584

Kansas CityMontreal

MCI Kansas City - YUL Montreal Pierre Elliott Trudeau Intl

MCIYUL

Kansas City

Sat 12/5

10:35 am-3:59 pm

1 stop4h 24m

Montreal Pierre Elliott Trudeau Intl

Wed 12/9

7:00 am-12:15 pm

1 stop6h 15m

$593

Kansas CityToronto

MCI Kansas City - YTZ Toronto Island

MCIYTZ

Kansas City

Sat 10/24

5:46 pm-6:45 pm

1 stop23h 59m

Toronto Island

Wed 10/28

3:15 pm-2:37 pm

1 stop24h 22m

$643

Kansas CityMontreal

MCI Kansas City - YUL Montreal Pierre Elliott Trudeau Intl

MCIYUL

Kansas City

Tue 10/13

6:29 am-1:09 pm

1 stop5h 40m

Montreal Pierre Elliott Trudeau Intl

Sat 10/24

6:10 am-10:26 am

1 stop5h 16m

$643

Kansas CityMontreal

MCI Kansas City - YUL Montreal Pierre Elliott Trudeau Intl

MCIYUL

Kansas City

Tue 11/24

3:26 pm-11:30 pm

1 stop7h 04m

Montreal Pierre Elliott Trudeau Intl

Sat 11/28

6:00 am-1:28 pm

1 stop8h 28m

$665

Kansas CityMontreal

MCI Kansas City - YUL Montreal Pierre Elliott Trudeau Intl

MCIYUL

Kansas City

Tue 11/24

6:00 am-5:27 pm

1 stop10h 27m

Montreal Pierre Elliott Trudeau Intl

Sat 11/28

6:00 am-1:28 pm

1 stop8h 28m

$665

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 $530. If you aren’t able to travel during the month of February, then book flights to Region of Ontario from Kansas City during August instead. Flights to Region of Ontario in August, while not as cheap as those in February, still average around $612.

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

You could potentially save up to 31% 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	$185
Fastest flight time	4h 24m
Direct flights	None

The best one-way flight to Region of Ontario from Kansas City in the past 72 hours is $185. The best round-trip flight deal from Kansas City to Region of Ontario found on momondo in the last 72 hours is $395.

The fastest flight from Kansas City to Region of Ontario takes 4h 24m

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

Frequently asked questions about flying from Kansas City to Ontario

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?
There are 4 operators available for flights from Kansas City Airport to Ontario as of September 2026.
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
United Airlines	PriceFrom $219	Free Cancellation	Rating 7.4 10,177 reviews	Search United Airlines flights
Delta	PriceFrom $280	Free Cancellation	Rating 7.8 8,548 reviews	Search Delta flights
American Airlines	PriceFrom $385	Free Cancellation	Rating 7.1 12,042 reviews	Search American Airlines flights
WestJet	PriceFrom $591	Free Cancellation	Rating 7.2 3,447 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.