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Cheap flights from Charleston to Los Angeles from $152

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Charleston to Los Angeles departing on 5/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Charleston to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
4:35 pm - 9:00 pm
CHS
-
ONT
7h 25m
1 stop
Delta Logo
12:49 pm - 9:55 pm
ONT
-
CHS
6h 06m
1 stop
$303Delta
Tue, Apr 14 - Sat, Apr 25
American Airlines Logo
7:30 pm - 11:46 pm
CHS
-
ONT
7h 16m
1 stop
American Airlines Logo
6:00 am - 4:01 pm
ONT
-
CHS
7h 01m
1 stop
$331American Airlines
Sat, Apr 25 - Sat, May 2
American Airlines Logo
2:59 pm - 9:07 pm
CHS
-
ONT
9h 08m
1 stop
American Airlines Logo
7:30 am - 10:35 pm
ONT
-
CHS
12h 05m
2 stops
$336American Airlines
Sat, Apr 25 - Sat, May 2
Delta Logo
4:35 pm - 9:00 pm
CHS
-
ONT
7h 25m
1 stop
Delta Logo
10:15 pm - 10:09 am
ONT
-
CHS
8h 54m
1 stop
$350Delta
Wed, Apr 15 - Sat, Apr 25
American Airlines Logo
2:59 pm - 9:07 pm
CHS
-
ONT
9h 08m
1 stop
American Airlines Logo
7:30 am - 10:35 pm
ONT
-
CHS
12h 05m
2 stops
$355American Airlines
Sat, Apr 25 - Sat, May 2
Delta Logo
2:26 pm - 9:00 pm
CHS
-
ONT
9h 34m
1 stop
Delta Logo
12:49 pm - 9:55 pm
ONT
-
CHS
6h 06m
1 stop
$365Delta
Thu, Apr 9 - Wed, Apr 15
Delta Logo
5:27 am - 12:23 pm
CHS
-
ONT
9h 56m
2 stops
Delta Logo
12:49 pm - 9:55 pm
ONT
-
CHS
6h 06m
1 stop
$370Delta
Thu, Apr 9 - Wed, Apr 15
Delta Logo
6:25 am - 11:36 am
CHS
-
ONT
8h 11m
1 stop
Delta Logo
12:49 pm - 9:55 pm
ONT
-
CHS
6h 06m
1 stop
$381Delta
Tue, Apr 21 - Wed, Apr 29
Delta Logo
2:26 pm - 9:00 pm
CHS
-
ONT
9h 34m
1 stop
Delta Logo
12:49 pm - 9:55 pm
ONT
-
CHS
6h 06m
1 stop
$384Delta
Fri, Apr 10 - Wed, Apr 15
Delta Logo
6:25 am - 11:36 am
CHS
-
ONT
8h 11m
1 stop
Delta Logo
12:49 pm - 11:25 pm
ONT
-
CHS
7h 36m
1 stop
$385Delta
Sat, Apr 18 - Fri, Apr 24

Southwest flights from Charleston to Ontario

Our best Southwest deals on Charleston to Ontario flight tickets
Southwest
Apr 2
CHS5:20 amCharleston
10h 10m
2 stops
ONT12:30 pmOntario
Apr 5
ONT2:45 pmOntario
6h 10m
1 stop
CHS11:55 pmCharleston
$409
Southwest
Apr 2
CHS5:20 amCharleston
10h 10m
2 stops
ONT12:30 pmOntario
Apr 5
ONT6:25 amOntario
9h 20m
2 stops
CHS6:45 pmCharleston
$414
Southwest
Aug 8
CHS11:00 amCharleston
6h 30m
1 stop
ONT2:30 pmOntario
Aug 13
ONT5:40 amOntario
8h 45m
2 stops
CHS5:25 pmCharleston
$442

Alaska Airlines flights from Charleston to Ontario

Our best Alaska Airlines deals on Charleston to Ontario flight tickets
Alaska Airlines
May 5
CHS7:07 pmCharleston
17h 38m
1 stop
ONT9:45 amOntario
May 10
ONT3:26 pmOntario
23h 41m
1 stop
CHS6:07 pmCharleston
$478
Alaska Airlines
Mar 13
CHS6:32 pmCharleston
32h 00m
1 stop
ONT11:32 pmOntario
Mar 16
ONT4:02 pmOntario
22h 30m
1 stop
CHS5:32 pmCharleston
$783
Alaska Airlines
Mar 14
CHS6:32 pmCharleston
19h 36m
1 stop
ONT11:08 amOntario
Mar 16
ONT4:02 pmOntario
22h 30m
1 stop
CHS5:32 pmCharleston
$908

momondo Fare Finder

 
Customize your flight search to find flights from Charleston 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 March 2, 2026.
Use the filters below to find and compare flights from Charleston to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Tue 4/14

4:35 pm-9:00 pm

1 stop7h 25m

Ontario

Sat 4/25

12:49 pm-9:55 pm

1 stop6h 06m

$303

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Sat 4/25

7:30 pm-11:46 pm

1 stop7h 16m

Ontario

Sat 5/2

6:00 am-4:01 pm

1 stop7h 01m

$331

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Sat 4/25

2:59 pm-9:07 pm

1 stop9h 08m

Ontario

Sat 5/2

7:30 am-10:35 pm

2 stops12h 05m

$336

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Wed 4/15

4:35 pm-9:00 pm

1 stop7h 25m

Ontario

Sat 4/25

10:15 pm-10:09 am

1 stop8h 54m

$350

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Sat 4/25

2:59 pm-9:07 pm

1 stop9h 08m

Ontario

Sat 5/2

7:30 am-10:35 pm

2 stops12h 05m

$355

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Thu 4/9

2:26 pm-9:00 pm

1 stop9h 34m

Ontario

Wed 4/15

12:49 pm-9:55 pm

1 stop6h 06m

$365

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Thu 4/9

5:27 am-12:23 pm

2 stops9h 56m

Ontario

Wed 4/15

12:49 pm-9:55 pm

1 stop6h 06m

$370

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Tue 4/21

6:25 am-11:36 am

1 stop8h 11m

Ontario

Wed 4/29

12:49 pm-9:55 pm

1 stop6h 06m

$381

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Fri 4/10

2:26 pm-9:00 pm

1 stop9h 34m

Ontario

Wed 4/15

12:49 pm-9:55 pm

1 stop6h 06m

$384

CharlestonOntario

CHS - ONT

CHSONT

Charleston

Sat 4/18

6:25 am-11:36 am

1 stop8h 11m

Ontario

Fri 4/24

12:49 pm-11:25 pm

1 stop7h 36m

$385

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Charleston 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, June is the cheapest month to fly from Charleston to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $313. If you aren’t able to travel during the month of June, then book flights to Ontario from Charleston during September instead. Flights to Ontario in September, while not as cheap as those in June, still average around $315.

How have Charleston to Ontario flight prices changed over time?

As of March 2026, prices for Charleston to Ontario flights are approximately 8% cheaper when compared to flights at the same time last year.

When to book flights from Charleston to Ontario

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

Cheap Charleston to Ontario (CHS to ONT) flight deals and tips

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

Fastest flight time

6h 30m

Direct flights

None
The fastest flight from Charleston to Ontario takes 6h 30m
There are no direct flights from Charleston to Ontario. There are no popular flight routes from Charleston to Ontario.
Search flight deals

  • How far is Charleston to Ontario by plane?

    Charleston and Ontario are 2163.2 mi apart from one another. By plane, this route typically takes 6h 30m.

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

    Prices for flights from Charleston Airport to Ontario Airport refresh daily.

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

  • How old do you have to be to fly from Charleston 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 Charleston Airport to Ontario Airport.

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

    The travel and health documents you'll need for your trip to Ontario Airport 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 Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Charleston to Ontario?

Best airlines flying from Charleston to Ontario

Compare and see reviews for airlines that fly from Charleston to Ontario with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $168Free CancellationRating
7.1
11,369 reviews
Search American Airlines flights
DeltaPriceFrom $296Free CancellationRating
7.9
8,237 reviews
Search Delta flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Charleston to Ontario. momondo saves you time and could save you money on your trip.

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

All flight searches from Charleston to Ontario on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Charleston to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Charleston.

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

Yes momondo offers price alerts on flights to Ontario from Charleston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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