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Cheap flights from Colorado Springs to Los Angeles from $99

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado Springs to Los Angeles departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Colorado Springs to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:02 pm - 11:52 pmCOS-ONT
6h 50m1 stop
Delta Logo
4:49 pm - 10:25 pmONT-COS
4h 36m1 stop
$197Delta
Find Deal
Mon, Nov 24 - Wed, Dec 3
Delta Logo
6:00 pm - 11:58 pmCOS-ONT
6h 58m1 stop
Delta Logo
4:49 pm - 10:25 pmONT-COS
4h 36m1 stop
$234Delta
Find Deal
Mon, Dec 8 - Tue, Dec 16
United Airlines Logo
10:24 am - 5:35 pmCOS-ONT
8h 11m2 stops
United Airlines Logo
5:05 am - 1:11 pmONT-COS
7h 06m1 stop
$245United Airlines
Find Deal
Wed, Dec 17 - Wed, Dec 31
Delta Logo
8:10 am - 12:34 pmCOS-ONT
5h 24m1 stop
Delta Logo
1:15 pm - 7:42 pmONT-COS
5h 27m1 stop
$258Delta
Find Deal
Wed, Dec 17 - Wed, Dec 31
Southwest Logo
2:25 pm - 6:15 pmCOS-ONT
4h 50m1 stop
Southwest Logo
8:30 am - 1:50 pmONT-COS
4h 20m1 stop
$289Southwest
Find Deal
Wed, Dec 17 - Wed, Dec 31
United Airlines Logo
3:33 pm - 8:42 pmCOS-ONT
6h 09m1 stop
United Airlines Logo
5:05 am - 11:18 amONT-COS
5h 13m1 stop
$292United Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
Delta Logo
6:00 pm - 11:58 pmCOS-ONT
6h 58m1 stop
Delta Logo
6:40 am - 5:19 pmONT-COS
9h 39m2 stops
$297Delta
Find Deal
Tue, Dec 2 - Tue, Dec 9
American Airlines Logo
5:45 am - 4:01 pmCOS-ONT
11h 16m2 stops
American Airlines Logo
6:17 am - 3:45 pmONT-COS
8h 28m2 stops
$333American Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
Southwest Logo
2:25 pm - 8:55 pmCOS-ONT
7h 30m2 stops
Southwest Logo
2:05 pm - 10:25 pmONT-COS
7h 20m2 stops
$347Southwest
Find Deal
Wed, Dec 17 - Wed, Dec 31
American Airlines Logo
5:08 pm - 11:43 pmCOS-ONT
7h 35m1 stop
American Airlines Logo
6:46 am - 3:35 pmONT-COS
7h 49m1 stop
$369American Airlines
Find Deal
Tue, Mar 31 - Sat, Apr 4

Southwest flights from Colorado Springs to Ontario

Our best Southwest deals on Colorado Springs to Ontario flight tickets
Southwest
Dec 17
COS2:25 pmColorado Springs
4h 50m
1 stop
ONT6:15 pmOntario
Dec 31
ONT8:30 amOntario
4h 20m
1 stop
COS1:50 pmColorado Springs
$289
Find similar
Southwest
Dec 17
COS2:25 pmColorado Springs
7h 30m
2 stops
ONT8:55 pmOntario
Dec 31
ONT2:05 pmOntario
7h 20m
2 stops
COS10:25 pmColorado Springs
$347
Find similar
Southwest
Dec 22
COS5:30 pmColorado Springs
6h 40m
1 stop
ONT11:10 pmOntario
Dec 31
ONT2:05 pmOntario
7h 20m
2 stops
COS10:25 pmColorado Springs
$358
Find similar

Delta flights from Colorado Springs to Ontario

Our best Delta deals on Colorado Springs to Ontario flight tickets
Delta
Nov 24
COS6:02 pmColorado Springs
6h 50m
1 stop
ONT11:52 pmOntario
Dec 3
ONT4:49 pmOntario
4h 36m
1 stop
COS10:25 pmColorado Springs
$197
Find similar
Delta
Dec 8
COS6:00 pmColorado Springs
6h 58m
1 stop
ONT11:58 pmOntario
Dec 16
ONT4:49 pmOntario
4h 36m
1 stop
COS10:25 pmColorado Springs
$234
Find similar
Delta
Dec 17
COS8:10 amColorado Springs
5h 24m
1 stop
ONT12:34 pmOntario
Dec 31
ONT1:15 pmOntario
5h 27m
1 stop
COS7:42 pmColorado Springs
$258
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Colorado Springs to 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 November 3, 2025.
Use the filters below to find and compare flights from Colorado Springs to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Colorado SpringsOntario

COS - ONT

COSONT

Colorado Springs

Mon 11/24

6:02 pm-11:52 pm

1 stop6h 50m

Ontario

Wed 12/3

4:49 pm-10:25 pm

1 stop4h 36m

$197

Colorado SpringsOntario

COS - ONT

COSONT

Colorado Springs

Mon 12/8

6:00 pm-11:58 pm

1 stop6h 58m

Ontario

Tue 12/16

4:49 pm-10:25 pm

1 stop4h 36m

$234

Colorado SpringsOntario

COS - ONT

COSONT

Colorado Springs

Wed 12/17

10:24 am-5:35 pm

2 stops8h 11m

Ontario

Wed 12/31

5:05 am-1:11 pm

1 stop7h 06m

$245

Colorado SpringsOntario

COS - ONT

COSONT

Colorado Springs

Wed 12/17

8:10 am-12:34 pm

1 stop5h 24m

Ontario

Wed 12/31

1:15 pm-7:42 pm

1 stop5h 27m

$258

Colorado SpringsOntario

COS - ONT

COSONT

Colorado Springs

Wed 12/17

2:25 pm-6:15 pm

1 stop4h 50m

Ontario

Wed 12/31

8:30 am-1:50 pm

1 stop4h 20m

$289

Colorado SpringsOntario

COS - ONT

COSONT

Colorado Springs

Tue 12/2

3:33 pm-8:42 pm

1 stop6h 09m

Ontario

Tue 12/9

5:05 am-11:18 am

1 stop5h 13m

$292

Colorado SpringsOntario

COS - ONT

COSONT

Colorado Springs

Tue 12/2

6:00 pm-11:58 pm

1 stop6h 58m

Ontario

Tue 12/9

6:40 am-5:19 pm

2 stops9h 39m

$297

Colorado SpringsOntario

COS - ONT

COSONT

Colorado Springs

Tue 12/2

5:45 am-4:01 pm

2 stops11h 16m

Ontario

Tue 12/9

6:17 am-3:45 pm

2 stops8h 28m

$333

Colorado SpringsOntario

COS - ONT

COSONT

Colorado Springs

Wed 12/17

2:25 pm-8:55 pm

2 stops7h 30m

Ontario

Wed 12/31

2:05 pm-10:25 pm

2 stops7h 20m

$347

Colorado SpringsOntario

COS - ONT

COSONT

Colorado Springs

Tue 3/31

5:08 pm-11:43 pm

1 stop7h 35m

Ontario

Sat 4/4

6:46 am-3:35 pm

1 stop7h 49m

$369

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Colorado Springs to 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 Ontario?

In general, October is the cheapest month to fly from Colorado Springs to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $277. If you aren’t able to travel during the month of October, then book flights to Ontario from Colorado Springs during June instead. Flights to Ontario in June, while not as cheap as those in October, still average around $296.

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

The cheapest day to depart on your flight to Ontario is on a Saturday when prices can be found for as low as $161. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Colorado Springs to Ontario for around $200.

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

In the evening is the cheapest time of day to fly from Colorado Springs to Ontario when you can find flight prices for as low as $163. Flying to Ontario in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $198 on average. Flights to Ontario from Colorado Springs at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How have Colorado Springs to Ontario flight prices changed over time?

As of November 2025, prices for Colorado Springs to Ontario flights are approximately 36% cheaper when compared to flights at the same time last year.

When to book flights from Colorado Springs to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Colorado Springs to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Colorado Springs to Ontario (COS to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado Springs to Ontario

Direct flights

None
There are no direct flights from Colorado Springs to Ontario. There are no popular flight routes from Colorado Springs to Ontario.
Search flight deals

  • How far is Colorado Springs to Ontario by plane?

    Ontario is 784.0 mi away from Colorado Springs. A reasonable flight in good conditions will take 4h 00m.

  • When did momondo last update prices for flights from Colorado Springs Airport to Ontario Airport?

    Prices for flights from Colorado Springs Airport to Ontario Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Colorado Springs Airport to Ontario Airport?

  • How old do you have to be to fly from Colorado Springs Airport to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado Springs Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Colorado Springs to Ontario?

Best airlines flying from Colorado Springs to Ontario

Compare and see reviews for airlines that fly from Colorado Springs to Ontario with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $177Free CancellationRating
7.9
8,001 reviews
Search Delta flights
SouthwestPriceFrom $212Free CancellationRating
8.0
4,238 reviews
Search Southwest flights
United AirlinesPriceFrom $286Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Colorado Springs to Ontario?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Colorado Springs to Ontario for you.

Can I find flights from Colorado Springs to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from Colorado Springs on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Colorado Springs to Ontario?

Once all potential Colorado Springs to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Colorado Springs to Ontario right now. Can momondo alert me if prices change?

Price alerts on flights to Ontario from Colorado Springs are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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