Title:  Cheap Flights from Colorado Springs (COS) to Ontario (ONT) - Expedia.ca

 

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Photo by Ontario Convention & Visitors Bureau / Jon Edwards.

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# Cheap Flights from Colorado Springs (COS) to Ontario (ONT)

-   [Roundtrip](?flightType=roundtrip)
-   [One-way](?flightType=oneway)
-   [Multi-city](?flightType=multicity)

### Travellers

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## Popular airlines from Colorado Springs Municipal Airport (COS) to Los Angeles - Ontario Intl. Airport (ONT)

-   ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg)
    
    Delta
    
    [](https://www.expedia.ca/Flights-Search?leg1=from:cos,to:ont,departure:01/11/2025TANYT&leg2=from:ont,to:cos,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}])
-   ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg)
    
    Southwest Airlines
    
    [](https://www.expedia.ca/Flights-Search?leg1=from:cos,to:ont,departure:01/11/2025TANYT&leg2=from:ont,to:cos,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}])
-   ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg)
    
    American Airlines
    
    [](https://www.expedia.ca/Flights-Search?leg1=from:cos,to:ont,departure:01/11/2025TANYT&leg2=from:ont,to:cos,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}])
-   ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg)
    
    United
    
    [](https://www.expedia.ca/Flights-Search?leg1=from:cos,to:ont,departure:01/11/2025TANYT&leg2=from:ont,to:cos,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}])

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## Find the cheapest month to fly from Colorado Springs (COS) to Ontario (ONT)

### August is typically the cheapest month to fly

From CA $236 - CA $809 per traveller.

Flight from Colorado Springs to Ontario (COS - ONT) route information

| Origin airport | Colorado Springs |
| --- | --- |
| Destination airport | Los Angeles - Ontario Intl. |
| Distance | 1258 km |

## Colorado Springs to Los Angeles Flights

**The easy way to book your flights from Colorado Springs to Ontario** 

With Expedia, it’s simple to find and book flights to Ontario from Colorado Springs whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Los Angeles - Ontario Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Colorado Springs to Ontario today, tomorrow, or this week.  

**Save dollars with cheap flights from Colorado Springs, COS to Los Angeles - Ontario Intl., ONT** 

Sort your search results by price to find great deals on your flight from Colorado Springs to Ontario—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Ontario from Colorado Springs currently is just rising to .  

Here are more money-saving tips: 

-   Fly in when flight prices are normally at their lowest 
-   Book about a month to 6 weeks before you travel for the best prices to Ontario  
-   Avoid peak season and weekends when flights can cost more
-   Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
-   One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

**Reasons to choose Expedia for your flight to Ontario from Colorado Springs** 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Ontario with Expedia today.

## Frequently asked questions

### How much is a flight from COS to ONT?

> Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight between COS and Los Angeles - Ontario Intl. Airport (ONT) was . Cheap tickets don't wait forever, so book yours today. Prices and availability are subject to change. Additional terms apply.

### Do I need to pay a cancellation fee if I cancel my flight from COS to Los Angeles - Ontario Intl. Airport (ONT)?

> Every air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our [Customer Service Portal](https://www.expedia.ca/helpcenter).

### How do I find cheap flights from City of Colorado Springs Municipal Airport to ONT that have flexible change policies?

> Use our "No change fees" filter to find flexible travel options for your flight from COS to Los Angeles - Ontario Intl. Airport (ONT). This allows you to lock in a great price ahead of time and still have the freedom to make changes without any additional fees. You'll just need to pay the fare difference, if applicable.

### How many hours is the flight from City of Colorado Springs Municipal Airport to Los Angeles - Ontario Intl. Airport (ONT)?

> It takes roughly 4 hours and 55 minutes to get from COS to ONT. But with some music and a good book, the hours will go by quicker.

### How far is the flight from City of Colorado Springs Municipal Airport to Ontario Airport?

> A flight distance of just 1,250 kilometres separates Colorado Springs and Ontario. Once you're in the air, you won't get a chance to do much more than listen to a few songs on your travel playlist.

### Which airlines fly direct from Colorado Springs Airport (COS) to ONT?

> You won't find any airlines flying directly between COS and Ontario Airport, so be ready to make at least one stop on your journey. A layover can be a welcome way to break up a trip!

### Are COS to ONT flight tickets cheaper when they're purchased at the last minute?

> Booking last minute from Colorado Springs Airport (COS) to ONT can be hit-or-miss. It is possible to find a bargain, but then again, you could miss out altogether! If you'd prefer to start your trip planning early, Expedia compares flight deals up to 12 months in advance. Just remember that not all airlines list their prices that far in advance. Our suggestion? Check back often as updates are made regularly.

## Explore a world of travel with Expedia

-   Flights

### Flights

-   [Flights from Bamfield to Ontario](https://www.expedia.ca/lp/flights/10552/2680/bamfield-to-ontario)
-   [Flights from Revelstoke to Ontario](https://www.expedia.ca/lp/flights/10607/2680/revelstoke-to-ontario)
-   [Flights from Dutch Harbor to Ontario](https://www.expedia.ca/lp/flights/1075/2680/dutch-harbor-to-ontario)
-   [Flights from Devils Lake to Ontario](https://www.expedia.ca/lp/flights/1076/2680/devils-lake-to-ontario)
-   [Flights from Heraklion to Ontario](https://www.expedia.ca/lp/flights/1444/2680/heraklion-to-ontario)
-   [Flights from Harbin to Ontario](https://www.expedia.ca/lp/flights/1510/2680/harbin-to-ontario)
-   [Flights from Jamestown to Ontario](https://www.expedia.ca/lp/flights/1709/2680/jamestown-to-ontario)
-   [Flights from Athens to Ontario](https://www.expedia.ca/lp/flights/178231/2680/athens-to-ontario)
-   [Flights from Boston to Rancho Cucamonga](https://www.expedia.ca/lp/flights/178239/7732/boston-to-rancho-cucamonga)
-   [Flights from Calgary to Rancho Cucamonga](https://www.expedia.ca/lp/flights/178245/7732/calgary-to-rancho-cucamonga)
-   [Flights from Denver to Rancho Cucamonga](https://www.expedia.ca/lp/flights/178254/7732/denver-to-rancho-cucamonga)
-   [Flights from Detroit to Ontario](https://www.expedia.ca/lp/flights/178255/2680/detroit-to-ontario)
-   [Flights from Dublin to Ontario](https://www.expedia.ca/lp/flights/178256/2680/dublin-to-ontario)
-   [Flights from Kansas City to Ontario](https://www.expedia.ca/lp/flights/178273/2680/kansas-city-to-ontario)
-   [Flights from Montreal to Ontario](https://www.expedia.ca/lp/flights/178288/2680/montreal-to-ontario)
-   [Flights from Montreal to Rancho Cucamonga](https://www.expedia.ca/lp/flights/178288/7732/montreal-to-rancho-cucamonga)
-   [Flights from Philadelphia to Ontario](https://www.expedia.ca/lp/flights/178297/2680/philadelphia-to-ontario)
-   [Flights from San Francisco to Rancho Cucamonga](https://www.expedia.ca/lp/flights/178305/7732/san-francisco-to-rancho-cucamonga)
-   [Flights from Stockholm to Ontario](https://www.expedia.ca/lp/flights/178311/2680/stockholm-to-ontario)
-   [Flights from Vancouver to Ontario](https://www.expedia.ca/lp/flights/178315/2680/vancouver-to-ontario)
-   [Flights from Vienna to Ontario](https://www.expedia.ca/lp/flights/178316/2680/vienna-to-ontario)
-   [Flights from Kemi to Ontario](https://www.expedia.ca/lp/flights/1786/2680/kemi-to-ontario)
-   [Flights from Paris to Ontario](https://www.expedia.ca/lp/flights/179898/2680/paris-to-ontario)
-   [Flights from Geneva to Ontario](https://www.expedia.ca/lp/flights/180003/2680/geneva-to-ontario)
-   [Flights from St. Petersburg to Ontario](https://www.expedia.ca/lp/flights/180029/2680/st-petersburg-to-ontario)
-   [Flights from Missoula to Ontario](https://www.expedia.ca/lp/flights/180035/2680/missoula-to-ontario)
-   [Flights from Kathmandu to Ontario](https://www.expedia.ca/lp/flights/1938/2680/kathmandu-to-ontario)
-   [Flights from Ketchikan to Ontario](https://www.expedia.ca/lp/flights/1939/2680/ketchikan-to-ontario)
-   [Flights from Kivalina to Ontario](https://www.expedia.ca/lp/flights/1964/2680/kivalina-to-ontario)
-   [Flights from North Platte to Ontario](https://www.expedia.ca/lp/flights/2017/2680/north-platte-to-ontario)
-   [Flights from Lebanon to Ontario](https://www.expedia.ca/lp/flights/2041/2680/lebanon-to-ontario)
-   [Flights from Lisbon to Ontario](https://www.expedia.ca/lp/flights/2080/2680/lisbon-to-ontario)
-   [Flights from Luton to Ontario](https://www.expedia.ca/lp/flights/2151/2680/luton-to-ontario)
-   [Flights from Ely to Ontario](https://www.expedia.ca/lp/flights/2191/2680/ely-to-ontario)
-   [Flights from McAllen to Ontario](https://www.expedia.ca/lp/flights/2270/2680/mcallen-to-ontario)
-   [Flights from Minto to Ontario](https://www.expedia.ca/lp/flights/2379/2680/minto-to-ontario)
-   [Flights from Minot to Ontario](https://www.expedia.ca/lp/flights/2392/2680/minot-to-ontario)
-   [Flights from Massena to Ontario](https://www.expedia.ca/lp/flights/2429/2680/massena-to-ontario)
-   [Flights from Marathon to Ontario](https://www.expedia.ca/lp/flights/2437/2680/marathon-to-ontario)
-   [Flights from Montería to Ontario](https://www.expedia.ca/lp/flights/2444/2680/monteria-to-ontario)
-   [Flights from Qiqihar to Ontario](https://www.expedia.ca/lp/flights/2537/2680/qiqihar-to-ontario)
-   [Flights from Napier to Ontario](https://www.expedia.ca/lp/flights/2593/2680/napier-to-ontario)
-   [Flights from Odesa to Ontario](https://www.expedia.ca/lp/flights/2639/2680/odesa-to-ontario)
-   [Flights from Oxnard to Ontario](https://www.expedia.ca/lp/flights/2725/2680/oxnard-to-ontario)
-   [Flights from Plattsburgh to Ontario](https://www.expedia.ca/lp/flights/2816/2680/plattsburgh-to-ontario)
-   [Flights from Presque Isle to Ontario](https://www.expedia.ca/lp/flights/2868/2680/presque-isle-to-ontario)
-   [Flights from Pevek to Ontario](https://www.expedia.ca/lp/flights/2915/2680/pevek-to-ontario)
-   [Flights from Puerto Escondido to Ontario](https://www.expedia.ca/lp/flights/2918/2680/puerto-escondido-to-ontario)
-   [Flights from Ribeirao Preto to Ontario](https://www.expedia.ca/lp/flights/2940/2680/ribeirao-preto-to-ontario)
-   [Flights from Dexter to Ontario](https://www.expedia.ca/lp/flights/3000448346/2680/dexter-to-ontario)
-   [Flights from Singapore to Ontario](https://www.expedia.ca/lp/flights/3168/2680/singapore-to-ontario)
-   [Flights from Wroclaw to Ontario](https://www.expedia.ca/lp/flights/3820/2680/wroclaw-to-ontario)
-   [Flights from West Yellowstone to Ontario](https://www.expedia.ca/lp/flights/3846/2680/west-yellowstone-to-ontario)
-   [Flights from Dauphin to Ontario](https://www.expedia.ca/lp/flights/3923/2680/dauphin-to-ontario)
-   [Flights from Kelowna to Ontario](https://www.expedia.ca/lp/flights/3997/2680/kelowna-to-ontario)
-   [Flights from Powell River to Ontario](https://www.expedia.ca/lp/flights/4040/2680/powell-river-to-ontario)
-   [Flights from Deer Lake to Ontario](https://www.expedia.ca/lp/flights/4107/2680/deer-lake-to-ontario)
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-   [Flights from Scranton to Ontario](https://www.expedia.ca/lp/flights/6023532/2680/scranton-to-ontario)
-   [Flights from St.-Pierre to Ontario](https://www.expedia.ca/lp/flights/6024035/2680/st-pierre-to-ontario)
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-   [Flights from Salisbury to Ontario](https://www.expedia.ca/lp/flights/6057491/2680/salisbury-to-ontario)
-   [Flights from Deer Lake - Corner Brook to Ontario](https://www.expedia.ca/lp/flights/6057678/2680/deer-lake-corner-brook-to-ontario)
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-   [Flights from Chilliwack to Ontario](https://www.expedia.ca/lp/flights/6058408/2680/chilliwack-to-ontario)
-   [Flights from Lumberton to Ontario](https://www.expedia.ca/lp/flights/6058436/2680/lumberton-to-ontario)
-   [Flights from Brainerd to Ontario](https://www.expedia.ca/lp/flights/6059985/2680/brainerd-to-ontario)
-   [Flights from Sacheon to Ontario](https://www.expedia.ca/lp/flights/6084629/2680/sacheon-to-ontario)
-   [Flights from Orio al Serio to Ontario](https://www.expedia.ca/lp/flights/6134952/2680/orio-al-serio-to-ontario)
-   [Flights from St. Thomas to Ontario](https://www.expedia.ca/lp/flights/6140138/2680/st-thomas-to-ontario)
-   [Flights from Winnipeg to Rancho Cucamonga](https://www.expedia.ca/lp/flights/6141041/7732/winnipeg-to-rancho-cucamonga)
-   [Flights from Burley to Ontario](https://www.expedia.ca/lp/flights/6471/2680/burley-to-ontario)
-   [Flights from Santa Cruz to Ontario](https://www.expedia.ca/lp/flights/6666/2680/santa-cruz-to-ontario)
-   [Flights from Beaumont to Ontario](https://www.expedia.ca/lp/flights/667/2680/beaumont-to-ontario)
-   [Flights from Cottonwood to Ontario](https://www.expedia.ca/lp/flights/6687/2680/cottonwood-to-ontario)
-   [Flights from Gypsum to Ontario](https://www.expedia.ca/lp/flights/7367/2680/gypsum-to-ontario)
-   [Flights from Greeley to Ontario](https://www.expedia.ca/lp/flights/7545/2680/greeley-to-ontario)
-   [Flights from Cortez to Ontario](https://www.expedia.ca/lp/flights/810/2680/cortez-to-ontario)
-   [Flights from Karlovy Vary to Ontario](https://www.expedia.ca/lp/flights/8307/2680/karlovy-vary-to-ontario)
-   [Flights from Morrisville to Ontario](https://www.expedia.ca/lp/flights/8362/2680/morrisville-to-ontario)
-   [Flights from Calama to Ontario](https://www.expedia.ca/lp/flights/847/2680/calama-to-ontario)
-   [Flights from Ogden to Ontario](https://www.expedia.ca/lp/flights/9180/2680/ogden-to-ontario)
-   [Flights from Okushiri to Ontario](https://www.expedia.ca/lp/flights/9189/2680/okushiri-to-ontario)
-   [Flights from Cusco to Ontario](https://www.expedia.ca/lp/flights/941/2680/cusco-to-ontario)
-   [Flights from Scottsdale to Ontario](https://www.expedia.ca/lp/flights/9829/2680/scottsdale-to-ontario)
-   [Flights from Toronto (YYZ) to Los Angeles (LAX)](https://www.expedia.ca/lp/flights/yyz/lax/toronto-to-los-angeles)

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