How long is the flight from Kansas City to Region of Ontario?

United Airlines and American Airlines can get you from Kansas City to Region of Ontario in just under 8h 01m. Your travel time can differ by up to 1h 51m. There are 1147 mi between Kansas City and Region of Ontario. This flight may include one or multiple stops.

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 $162 on American Airlines. Other airlines that offer cheap prices include Delta from $194 and WestJet from $335 one-way.

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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

Most travelers choose Kansas City - Toronto Pearson Intl, Kansas City - Montreal Pierre Elliott Trudeau Intl or Kansas City - Ottawa when deciding on the best route from Kansas City to Region of Ontario.

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

On average you can expect to pay $984 for a flight from Kansas City to Region of Ontario. The cheapest flight overall is $556 while the most popular route, (Kansas City - Toronto Pearson Intl) is currently priced at $242.

What are the most popular airlines that fly from Kansas City to Region of Ontario?

The most popular airlines flying from Kansas City to Region of Ontario are Delta, American Airlines and United Airlines. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from MCI to ON?

When flying from Kansas City to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Kansas City to Ontario?

Kansas City (MCI), located 17.4 mi from the city center, is the airport you fly out of when you book flights from Kansas City to Ontario.

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.

$69+ Flights from Kansas City to Ontario

Q: How much does it cost to fly round-trip from Kansas City to Region of Ontario?

Airfare is below average for this route at the moment. Kansas City to Region of Ontario flights typically cost between $654 and $767 in January. The cheapest round-trip price found within the last 3 days was $226 on Multiple Airlines (Jan 19-Jan 26).

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Cheap 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 December 23, 2025.

Tue 12/236:15 pmMCI - YYZ

1 stop16h 28mMultiple Airlines

Wed 12/317:00 amYYZ - MCI

1 stop11h 10mMultiple Airlines

Deal found 12/22

$625

Tue 12/306:15 pmMCI - YYZ

1 stop19h 25mMultiple Airlines

Sat 1/37:15 amYYZ - MCI

1 stop16h 44mMultiple Airlines

Deal found 12/21

$656

Tue 12/236:15 pmMCI - YUL

2 stops20h 08mMultiple Airlines

Tue 12/309:30 pmYUL - MCI

2 stops20h 40mMultiple Airlines

Deal found 12/22

$664

Sat 12/276:15 pmMCI - YYZ

1 stop16h 28mMultiple Airlines

Wed 12/317:00 amYYZ - MCI

2 stops16h 59mMultiple Airlines

Deal found 12/22

$690

Sun 12/286:15 pmMCI - YYZ

1 stop16h 28mMultiple Airlines

Sun 1/47:15 amYYZ - MCI

2 stops34h 55mMultiple Airlines

Deal found 12/21

$725

Mon 12/226:15 pmMCI - YYZ

1 stop16h 28mMultiple Airlines

Mon 12/2911:30 pmYYZ - MCI

2 stops18h 40mMultiple Airlines

Deal found 12/21

$740

Mon 12/2210:42 amMCI - YYZ

1 stop4h 17mWestJet

Mon 12/226:30 pmYYZ - MCI

2 stops24h 08mWestJet

Deal found 12/21

$767

Sun 12/216:15 pmMCI - YYZ

1 stop16h 28mMultiple Airlines

Sat 12/2712:15 pmYYZ - MCI

2 stops53h 55mMultiple Airlines

Deal found 12/20

$786

Mon 12/226:15 pmMCI - YTZ

3 stops26h 48mMultiple Airlines

Mon 12/299:30 pmYTZ - MCI

2 stops20h 40mMultiple Airlines

Deal found 12/21

$836

Best flights from Kansas City to Ontario
Discover carefully curated flight deals from Kansas City to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

Mon 1/1911:26 amMCI - YYZ

1 stop10h 54mMultiple Airlines

Mon 1/263:40 pmYYZ - MCI

2 stops25h 29mMultiple Airlines

Deal found 12/22

$226

Sun 1/118:00 amMCI - YOW

2 stops9h 52mUnited Airlines

Sat 1/179:45 amYOW - MCI

2 stops11h 02mUnited Airlines

Deal found 12/21

$372

Mon 1/266:00 amMCI - YYZ

1 stop14h 23mAmerican Airlines

Mon 2/27:04 pmYYZ - MCI

1 stop16h 03mAmerican Airlines

Deal found 12/22

$431

Thu 1/1511:26 amMCI - YYZ

1 stop10h 54mMultiple Airlines

Wed 1/213:40 pmYYZ - MCI

1 stop19h 51mMultiple Airlines

Deal found 12/21

$242

Sun 1/1811:26 amMCI - YYZ

1 stop9h 46mMultiple Airlines

Sun 1/2510:15 pmYYZ - MCI

2 stops50h 18mMultiple Airlines

Deal found 12/21

$291

Sun 2/18:00 amMCI - YTZ

2 stops12h 38mAir Canada

Thu 2/512:30 pmYTZ - MCI

2 stops10h 29mAir Canada

Deal found 12/20

$734

Mon 6/155:26 pmMCI - YUL

1 stop5h 30mWestJet

Mon 6/226:15 pmYUL - MCI

1 stop16h 16mWestJet

Deal found 12/21

$735

Thu 1/1511:29 amMCI - YOW

1 stop4h 43mUnited Airlines

Sun 1/186:20 amYOW - MCI

1 stop5h 12mUnited Airlines

Deal found 12/22

$374

Fri 5/156:30 amMCI - YUL

1 stop6h 14mDelta

Tue 5/262:30 pmYUL - MCI

1 stop6h 37mDelta

Deal found 12/21

$766

Wed 1/147:00 amMCI - YYZ

2 stops29h 40mMultiple Airlines

Wed 1/213:40 pmYYZ - MCI

2 stops25h 29mMultiple Airlines

Deal found 12/22

$336

Wed 2/411:29 amMCI - YOW

2 stops9h 27mUnited Airlines

Fri 2/69:45 amYOW - MCI

1 stop6h 25mUnited Airlines

Deal found 12/20

$384

Thu 2/55:45 amMCI - YOW

2 stops9h 45mUnited Airlines

Thu 2/126:20 amYOW - MCI

1 stop10h 25mUnited Airlines

Deal found 12/22

$384

Sun 1/1111:26 amMCI - YOW

1 stop11h 59mMultiple Airlines

Sat 1/174:15 pmYOW - MCI

1 stop19h 16mMultiple Airlines

Deal found 12/21

$352

Wed 2/45:04 pmMCI - YTZ

3 stops25h 46mMultiple Airlines

Wed 2/112:05 pmYTZ - MCI

3 stops26h 24mMultiple Airlines

Deal found 12/21

$366

Wed 2/45:04 pmMCI - YYZ

1 stop20h 16mMultiple Airlines

Wed 2/118:30 pmYYZ - MCI

1 stop15h 00mMultiple Airlines

Deal found 12/21

$367

Wed 6/107:24 amMCI - YUL

1 stop8h 01mAmerican Airlines

Tue 6/3012:30 pmYUL - MCI

1 stop8h 46mAmerican Airlines

Deal found 12/20

$690

Thu 5/142:55 pmMCI - YUL

1 stop8h 03mDelta

Sun 5/247:00 amYUL - MCI

1 stop5h 28mDelta

Deal found 12/21

$766

Sun 5/34:21 pmMCI - YUL

1 stop17h 54mAmerican Airlines

Tue 5/512:30 pmYUL - MCI

1 stop12h 10mAmerican Airlines

Deal found 12/22

$731

Sat 5/165:40 pmMCI - YUL

1 stop4h 54mDelta

Sun 5/247:00 amYUL - MCI

1 stop9h 42mDelta

Deal found 12/21

$766

Wed 2/410:00 amMCI - YUL

1 stop10h 17mUnited Airlines

Wed 2/116:00 amYUL - MCI

1 stop9h 27mUnited Airlines

Deal found 12/21

$650

Sun 5/176:30 amMCI - YUL

1 stop6h 14mDelta

Wed 5/273:00 pmYUL - MCI

1 stop8h 52mDelta

Deal found 12/21

$766

Sat 2/288:00 amMCI - YUL

2 stops12h 12mUnited Airlines

Wed 3/410:25 amYUL - MCI

2 stops12h 34mUnited Airlines

Deal found 12/21

$760

Fri 5/156:30 amMCI - YUL

1 stop6h 14mMultiple Airlines

Thu 5/286:45 amYUL - MCI

2 stops29h 22mMultiple Airlines

Deal found 12/21

$645

Sun 1/1811:26 amMCI - YTZ

2 stops22h 29mMultiple Airlines

Sun 1/256:55 pmYTZ - MCI

2 stops22h 14mMultiple Airlines

Deal found 12/21

$651

Last-minute flights from Kansas City to Ontario
Discover last-minute flight deals from Kansas City to Ontario. Data last updated December 23, 2025 and is based on user searches.

Tue 12/236:15 pmMCI - YUL

2 stops20h 08mMultiple Airlines

Tue 12/309:30 pmYUL - MCI

3 stops26h 29mMultiple Airlines

Deal found 12/22

$664

Sun 1/1111:26 amMCI - YOW

1 stop11h 59mMultiple Airlines

Sat 1/174:15 pmYOW - MCI

1 stop19h 16mMultiple Airlines

Deal found 12/21

$352

Sun 1/118:00 amMCI - YOW

2 stops9h 52mUnited Airlines

Sat 1/179:45 amYOW - MCI

2 stops11h 02mUnited Airlines

Deal found 12/21

$372

Wed 1/147:00 amMCI - YYZ

2 stops29h 40mMultiple Airlines

Wed 1/213:40 pmYYZ - MCI

2 stops25h 29mMultiple Airlines

Deal found 12/22

$336

Thu 1/1511:26 amMCI - YYZ

1 stop10h 54mMultiple Airlines

Wed 1/213:40 pmYYZ - MCI

1 stop19h 51mMultiple Airlines

Deal found 12/21

$242

Thu 1/1511:29 amMCI - YOW

1 stop4h 43mUnited Airlines

Sun 1/186:20 amYOW - MCI

1 stop5h 12mUnited Airlines

Deal found 12/21

$374

Thu 1/158:00 amMCI - YOW

2 stops12h 56mAir Canada

Sun 1/186:00 amYOW - MCI

2 stops16h 59mAir Canada

Deal found 12/20

$464

Sun 1/1811:26 amMCI - YYZ

1 stop9h 46mMultiple Airlines

Sun 1/2510:15 pmYYZ - MCI

2 stops50h 18mMultiple Airlines

Deal found 12/21

$291

Sun 1/1811:26 amMCI - YTZ

2 stops22h 29mMultiple Airlines

Sun 1/256:55 pmYTZ - MCI

2 stops22h 14mMultiple Airlines

Deal found 12/21

$651

Mon 1/1911:26 amMCI - YYZ

1 stop10h 54mMultiple Airlines

Mon 1/263:40 pmYYZ - MCI

2 stops25h 29mMultiple Airlines

Deal found 12/22

$226

Thu 1/2212:35 pmMCI - YUL

1 stop6h 13mUnited Airlines

Sun 1/259:15 amYUL - MCI

1 stop6h 55mUnited Airlines

Deal found 12/21

$766

Mon 1/266:00 amMCI - YYZ

1 stop14h 23mAmerican Airlines

Mon 2/27:04 pmYYZ - MCI

1 stop16h 03mAmerican Airlines

Deal found 12/22

$431

One-way flights from Kansas City to Ontario
Search for one-way flight options from Kansas City to Ontario. Find affordable one-way fares based on user searches. Data last updated December 23, 2025.

Mon 1/1911:26 amMCI - YYZ

1 stop10h 54mMultiple Airlines

Deal found 12/22

$69

Thu 1/1511:26 amMCI - YYZ

1 stop10h 54mMultiple Airlines

Deal found 12/21

$94

Wed 2/45:04 pmMCI - YYZ

1 stop20h 16mMultiple Airlines

Deal found 12/22

$115

Wed 1/217:00 amMCI - YYZ

2 stops35h 36mMultiple Airlines

Deal found 12/21

$119

Sun 2/17:00 amMCI - YYZ

2 stops35h 36mMultiple Airlines

Deal found 12/22

$123

Wed 2/45:04 pmMCI - YTZ

2 stops28h 00mMultiple Airlines

Deal found 12/22

$148

Sun 2/111:26 amMCI - YTZ

3 stops33h 38mMultiple Airlines

Deal found 12/22

$151

Wed 1/215:04 pmMCI - YTZ

2 stops27h 59mMultiple Airlines

Deal found 12/21

$152

Sat 12/278:45 pmMCI - YOW

3 stops43h 40mMultiple Airlines

Deal found 12/22

$381

Thu 1/155:50 amMCI - YUL

1 stop17h 00mWestJet

Deal found 12/22

$397

Thu 1/155:45 amMCI - YUL

2 stops14h 57mUnited Airlines

Deal found 12/22

$402

Sun 5/106:30 amMCI - YUL

1 stop6h 14mDelta

Deal found 12/21

$423

Find flight deals from Kansas City to Ontario

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$226 (Mytrip)
One-way from	$69 (Kiwi.com)
Popular in	January
Cheapest in	February
Average price	$751

Provider with most accurate pricing for Kansas City-Toronto (YTO) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Kansas City-Toronto (YTO) flights.

Search Deals

From Kansas City to Ontario

Search Deals

One-way flight from Kansas City to Ontario

Search Deals

High demand for flights, 2% potential price rise

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights 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

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Mon 1/19

11:26 am-11:20 pm

1 stop10h 54m

Toronto Pearson Intl

Mon 1/26

3:40 pm-4:09 pm

2 stops25h 29m

$226

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Thu 1/15

11:26 am-11:20 pm

1 stop10h 54m

Toronto Pearson Intl

Wed 1/21

3:40 pm-10:31 am

1 stop19h 51m

$242

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Sun 1/18

11:26 am-10:12 pm

1 stop9h 46m

Toronto Pearson Intl

Sun 1/25

10:15 pm-11:33 pm

2 stops50h 18m

$291

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Wed 1/14

7:00 am-1:40 pm

2 stops29h 40m

Toronto Pearson Intl

Wed 1/21

3:40 pm-4:09 pm

2 stops25h 29m

$336

Kansas CityOttawa

MCI - YOW

MCIYOW

Kansas City

Sun 1/11

11:26 am-12:25 am

1 stop11h 59m

Ottawa

Sat 1/17

4:15 pm-10:31 am

1 stop19h 16m

$352

Kansas CityToronto

MCI - YTZ

MCIYTZ

Kansas City

Wed 2/4

5:04 pm-7:50 pm

3 stops25h 46m

Toronto Island

Wed 2/11

2:05 pm-3:29 pm

3 stops26h 24m

$366

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Wed 2/4

5:04 pm-2:20 pm

1 stop20h 16m

Toronto Pearson Intl

Wed 2/11

8:30 pm-10:30 am

1 stop15h 00m

$367

Kansas CityOttawa

MCI - YOW

MCIYOW

Kansas City

Sun 1/11

8:00 am-6:52 pm

2 stops9h 52m

Ottawa

Sat 1/17

9:45 am-7:47 pm

2 stops11h 02m

$372

Kansas CityOttawa

MCI - YOW

MCIYOW

Kansas City

Thu 1/15

11:29 am-5:12 pm

1 stop4h 43m

Ottawa

Sun 1/18

6:20 am-10:32 am

1 stop5h 12m

$374

Kansas CityOttawa

MCI - YOW

MCIYOW

Kansas City

Wed 2/4

11:29 am-9:56 pm

2 stops9h 27m

Ottawa

Fri 2/6

9:45 am-3:10 pm

1 stop6h 25m

$384

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 37 results

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.

Cheapflights Insights

Everything you need to know about your flight from Kansas City to Ontario

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

Currently, November is the cheapest month in which you can book a flight from Kansas City to Region of Ontario (average of $266). Flying from Kansas City to Region of Ontario in September is currently the most expensive (average of $729). 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.

How much does it cost to fly round-trip from Kansas City to Region of Ontario?

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Kansas City to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,014 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,014 reviews

Delta

7.9

Good

8,014 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,106 reviews

Delta

7.9

Good

8,014 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,050 reviews

Delta

7.9

Good

8,014 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

WestJet

7.2

Good

3,216 reviews

Delta

7.9

Good

8,014 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Air Canada

7.1

Good

10,551 reviews

Delta

7.9

Good

8,014 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

What airport do you fly from for flights from Kansas City to Ontario?
Kansas City (MCI), located 17.4 mi from the city center, is the airport you fly out of when you book flights from Kansas City to Ontario.
How long is the flight from Kansas City to Region of Ontario?
United Airlines and American Airlines can get you from Kansas City to Region of Ontario in just under 8h 01m. Your travel time can differ by up to 1h 51m. There are 1147 mi between Kansas City and Region of Ontario. This flight may include one or multiple stops.
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 $162 on American Airlines. Other airlines that offer cheap prices include Delta from $194 and WestJet from $335 one-way.
What are the most popular routes from Kansas City to Region of Ontario?
Most travelers choose Kansas City - Toronto Pearson Intl, Kansas City - Montreal Pierre Elliott Trudeau Intl or Kansas City - Ottawa when deciding on the best route from Kansas City to Region of Ontario.
What are the cheapest flights from Kansas City to Region of Ontario?
On average you can expect to pay $984 for a flight from Kansas City to Region of Ontario. The cheapest flight overall is $556 while the most popular route, (Kansas City - Toronto Pearson Intl) is currently priced at $242.
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, November is the cheapest month in which you can book a flight from Kansas City to Region of Ontario (average of $266). Flying from Kansas City to Region of Ontario in September is currently the most expensive (average of $729). 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

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

Region of Ontario car rentals

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Top 5 airlines flying from Kansas City to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest$292	Average$688	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$465	Average$787	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$519	Average$661	FlexibilityNo cancel fee	On-time71%
WestJet	Cheapest$525	Average$748	FlexibilityNo cancel fee	On-time60%
Delta	Cheapest$567	Average$722	FlexibilityNo cancel fee	On-timeN/A

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$69+ Cheap flights from Kansas City (MCI) to Ontario

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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Kansas City to Ontario

Cheapest flights from Kansas City to OntarioExplore 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 December 23, 2025.

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 December 23, 2025.

Find 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 December 23, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Kansas City to Ontario that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Kansas City to Ontario

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

How much does it cost to fly round-trip from Kansas City to Region of Ontario?

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Kansas City to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

How long is the flight from Kansas City to Region of Ontario?

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

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

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

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

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

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

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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 December 23, 2025.