$75 Cheap flights from Kansas City Intl. to Los Angeles - Ontario Intl. (MCI to ONT)

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Find The Best Dates To Fly from Kansas City Intl. to Los Angeles - Ontario Intl.

Amazing MCI to ONT Flight Deals

The cheapest flights to Los Angeles - Ontario Intl. found within the past 7 days were $150 round trip and $75 one way. Prices and availability subject to change. Additional terms may apply.

Sat, Aug 17 - Fri, Aug 23
MCI
Kansas City
ONT
Ontario
$150 Roundtrip, found 15 hours ago
$150
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Sat, Aug 17 from Kansas City to Ontario, returning Fri, Aug 23, priced at $150 found 15 hours ago
Tue, Aug 20 - Fri, Sep 6
MCI
Kansas City
ONT
Ontario
$157 Roundtrip, found 21 hours ago
$157
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Tue, Aug 20 from Kansas City to Ontario, returning Fri, Sep 6, priced at $157 found 21 hours ago
Fri, May 17 - Wed, May 22
MCI
Kansas City
ONT
Ontario
$158 Roundtrip, found 3 days ago
$158
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, May 17 from Kansas City to Ontario, returning Wed, May 22, priced at $158 found 3 days ago
Thu, Jun 6 - Wed, Jun 12
MCI
Kansas City
ONT
Ontario
$164 Roundtrip, found 11 hours ago
$164
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Thu, Jun 6 from Kansas City to Ontario, returning Wed, Jun 12, priced at $164 found 11 hours ago
Tue, May 28 - Mon, Jun 3
MCI
Kansas City
ONT
Ontario
$165 Roundtrip, found 20 hours ago
$165
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Tue, May 28 from Kansas City to Ontario, returning Mon, Jun 3, priced at $165 found 20 hours ago
Tue, Aug 13 - Sat, Aug 17
MCI
Kansas City
ONT
Ontario
$167 Roundtrip, found 5 days ago
$167
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Tue, Aug 13 from Kansas City to Ontario, returning Sat, Aug 17, priced at $167 found 5 days ago
Fri, May 31 - Mon, Jun 3
MCI
Kansas City
ONT
Ontario
$169 Roundtrip, found 20 hours ago
$169
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Fri, May 31 from Kansas City to Ontario, returning Mon, Jun 3, priced at $169 found 20 hours ago
Tue, Aug 20 - Wed, Sep 4
MCI
Kansas City
ONT
Ontario
$172 Roundtrip, found 21 hours ago
$172
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Tue, Aug 20 from Kansas City to Ontario, returning Wed, Sep 4, priced at $172 found 21 hours ago
Fri, May 17 - Tue, May 21
MCI
Kansas City
ONT
Ontario
$175 Roundtrip, found 5 days ago
$175
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Fri, May 17 from Kansas City to Ontario, returning Tue, May 21, priced at $175 found 5 days ago
Tue, Aug 20 - Thu, Sep 5
MCI
Kansas City
ONT
Ontario
$176 Roundtrip, found 21 hours ago
$176
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Tue, Aug 20 from Kansas City to Ontario, returning Thu, Sep 5, priced at $176 found 21 hours ago

Best Los Angeles - Ontario Intl. Flight and Hotel Packages

Los Angeles - Ontario Intl. flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Ontario Airport Hotel & Conference Center

Ontario Airport Hotel & Conference Center

3.5 out of 5
per person
Jun 21 - Jun 25
Roundtrip flight included
Kansas City (MCI) to Ontario (ONT)
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Frequently asked questions

Can I catch a flight from Kansas City Intl. Airport to ONT right now?
It’s prudent to know about any travel advice reports and quarantine requirements in effect in your destination city. Ensure you check out our Covid-19 Travel Advisor for up-to-date information on flying to Los Angeles - Ontario Intl. Airport (ONT).
Are there direct flights from MCI to Los Angeles - Ontario Intl. Airport (ONT)?
You’ll need to be prepared for a stopover when traveling from Kansas City Intl. Airport (MCI) to Ontario Airport. There are no direct flights on this route, however Southwest Airlines, American Airlines and Delta will get you to Ontario as quickly as possible.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to ONT, please visit our Customer Service Portal.
How long is the flight from Kansas City Intl. Airport to Los Angeles - Ontario Intl. Airport (ONT)?
If you’re traveling from Kansas City to Ontario, you can expect the trip to take an average of 5 hours and 14 minutes. If this sounds like more time than you’d hoped, why not make the most of it? Read up on your destination, work on your itinerary and have a decent rest before the adventure starts.
What is the flight distance from Kansas City Intl. Airport (MCI) to Ontario Airport?
There’s a flight distance of 1,300 mi separating Kansas City Intl. Airport and ONT. This is classified as a medium-haul flight. You’ll have plenty of time to watch the in-flight entertainment and squeeze in a little sleep if you want to look fresh on landing.
What airlines fly from Kansas City Intl. Airport to Los Angeles - Ontario Intl. Airport (ONT)?
With no direct flights available, it’s a wise idea to plan ahead when you’re traveling between Kansas City Intl. Airport (MCI) and Ontario Airport. Find the simplest route with the fewest connections and save yourself some time.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Southwest Airlines, American Airlines or Delta you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Kansas City Intl.
Traveling To
Los Angeles - Ontario Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$150

Route Info

Flight path for flights from Kansas City International Airport to LA/Ontario International Airport


Origin:
MCI - Kansas City International Airport
Destination:
ONT - LA/Ontario International Airport
Distance:
1,373.00 miles


Airlines & Aircraft Used on MCI to ONT Flight Routes


Airline Carrier
Aircraft
American Airlines
Boeing 757-200 pax
American Airlines
Boeing 767-300 pax

Discover our best flights from Kansas City MCI to Ontario ONT. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Kansas City MCI to Ontario ONT at the right price  

Airfares to Ontario ONT from Kansas City MCI currently cost between $150 and $176. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Kansas City MCI to Ontario ONT 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Kansas City MCI to Ontario ONT on Travelocity starting at $75. Prices and availability subject to change. Additional terms may apply. 

 

Get to Ontario ONT from Kansas City MCI quicker with direct flights. 

Get to Ontario faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to ONT from MCI to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Kansas City MCI to Ontario ONT

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to ONT from MCI. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Kansas City MCI to Ontario ONT today 

If you’re flexible about when you travel, August is usually the cheapest month to fly from Kansas City MCI to Ontario ONT. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Ontario ONT from Kansas City MCI 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to ONT from MCI have this option.  

 

Travel with confidence when you book flights to Ontario ONT from Kansas City MCI with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.