$161+ Cheap flights from Charleston to Ontario (CHS - ONT)
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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — ONT
Jul 10 — Jul 171
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Charleston to Ontario
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Best
Last-minute
One-way
Cheapest flights from Charleston to OntarioExplore the most affordable flight options available from Charleston to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Juni 10, 2026.
Explore the most affordable flight options available from Charleston to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Juni 10, 2026.
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 11/115:55 pm
CHS
- ONT
1 stop7h 19m
Delta
Mo 11/1610:59 pm
ONT
- CHS
1 stop7h 43m
Delta
Deal found 6/10![Delta logo]()
$337
This American Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 11/124:15 pm
CHS
- ONT
1 stop7h 56m
American Airlines
Mo 11/1611:59 pm
ONT
- CHS
1 stop8h 57m
American Airlines
Deal found 6/9![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 11/117:10 pm
CHS
- ONT
1 stop7h 47m
American Airlines
Mo 11/1611:59 pm
ONT
- CHS
2 stops9h 12m
American Airlines
Deal found 6/10![American Airlines logo]()
$385
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 6/306:15 am
CHS
- ONT
1 stop7h 25m
Delta
Sa 7/411:50 am
ONT
- CHS
1 stop9h 07m
Delta
Deal found 6/5![Delta logo]()
$395
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 7/14:50 pm
CHS
- ONT
1 stop8h 25m
Southwest
Sa 7/45:40 am
ONT
- CHS
2 stops10h 40m
Southwest
Deal found 6/9![Southwest logo]()
$400
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 11/116:35 am
CHS
- ONT
2 stops8h 40m
Southwest
Mo 11/168:45 am
ONT
- CHS
2 stops9h 45m
Southwest
Deal found 6/9![Southwest logo]()
$401
This Southwest deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 8/111:15 pm
CHS
- ONT
1 stop11h 45m
Southwest
Di 8/1111:55 pm
ONT
- CHS
2 stops9h 40m
Southwest
Deal found 6/5![Southwest logo]()
$406
This Priceline deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 10/311:05 am
CHS
- ONT
1 stop12h 08m
Multiple Airlines
Mi 10/76:00 am
ONT
- CHS
1 stop8h 58m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 9/95:30 am
CHS
- ONT
1 stop8h 34m
Delta
Mo 9/1410:00 pm
ONT
- CHS
1 stop9h 06m
Delta
Deal found 6/5![Delta logo]()
$420
This Super.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 9/1111:05 am
CHS
- ONT
1 stop12h 08m
JetBlue
Mo 9/149:10 pm
ONT
- CHS
1 stop10h 05m
JetBlue
Deal found 6/6![JetBlue logo]()
$433
Best flights from Charleston to OntarioDiscover carefully curated flight deals from Charleston to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated Juni 10, 2026.
Discover carefully curated flight deals from Charleston to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated Juni 10, 2026.
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 9/95:30 am
CHS
- ONT
1 stop8h 34m
Delta
Mo 9/1410:00 pm
ONT
- CHS
1 stop9h 06m
Delta
Deal found 6/5![Delta logo]()
$420
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 8/1810:19 am
CHS
- ONT
2 stops12h 42m
United Airlines
Mi 8/195:00 am
ONT
- CHS
1 stop7h 28m
United Airlines
Deal found 6/9![United Airlines logo]()
$452
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 9/95:30 am
CHS
- ONT
1 stop8h 34m
Delta
So 9/1310:59 pm
ONT
- CHS
1 stop6h 42m
Delta
Deal found 6/5![Delta logo]()
$446
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 9/234:30 pm
CHS
- ONT
1 stop7h 23m
United Airlines
Mi 9/307:00 am
ONT
- CHS
1 stop8h 02m
United Airlines
Deal found 6/9![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 11/1112:15 pm
CHS
- ONT
1 stop9h 03m
Delta
Mo 11/1610:59 pm
ONT
- CHS
1 stop7h 43m
Delta
Deal found 6/8![Delta logo]()
$477
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 10/175:05 pm
CHS
- ONT
1 stop7h 54m
United Airlines
Sa 10/316:02 am
ONT
- CHS
1 stop7h 10m
United Airlines
Deal found 6/9![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 6/295:10 am
CHS
- ONT
1 stop8h 30m
Delta
Fr 7/310:00 pm
ONT
- CHS
1 stop9h 00m
Delta
Deal found 6/5![Delta logo]()
$492
Last-minute flights from Charleston to OntarioDiscover last-minute flight deals from Charleston to Ontario. Data last updated Juni 10, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Ontario. Data last updated Juni 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 6/285:10 am
CHS
- ONT
1 stop8h 30m
Delta
Mi 7/811:48 am
ONT
- CHS
1 stop9h 38m
Delta
Deal found 6/5![Delta logo]()
$492
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 6/306:15 am
CHS
- ONT
1 stop7h 25m
Delta
Sa 7/411:50 am
ONT
- CHS
1 stop9h 07m
Delta
Deal found 6/5![Delta logo]()
$395
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 6/307:20 am
CHS
- ONT
1 stop6h 20m
Delta
So 7/510:00 pm
ONT
- CHS
1 stop8h 00m
Delta
Deal found 6/5![Delta logo]()
$441
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 7/14:50 pm
CHS
- ONT
1 stop8h 25m
Southwest
Sa 7/45:40 am
ONT
- CHS
2 stops10h 40m
Southwest
Deal found 6/9![Southwest logo]()
$400
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 7/14:16 pm
CHS
- ONT
1 stop7h 26m
United Airlines
Sa 7/46:10 am
ONT
- CHS
2 stops14h 48m
United Airlines
Deal found 6/8![United Airlines logo]()
$510
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 7/14:16 pm
CHS
- ONT
1 stop7h 26m
United Airlines
Di 7/75:00 am
ONT
- CHS
1 stop7h 14m
United Airlines
Deal found 6/5![United Airlines logo]()
$515
This American Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 7/37:01 am
CHS
- ONT
1 stop7h 44m
American Airlines
So 7/512:35 pm
ONT
- CHS
1 stop7h 20m
American Airlines
Deal found 6/5![American Airlines logo]()
$436
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 7/42:53 pm
CHS
- ONT
1 stop6h 37m
Delta
Sa 7/117:05 am
ONT
- CHS
1 stop7h 14m
Delta
Deal found 6/8![Delta logo]()
$455
This Southwest deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 7/82:10 pm
CHS
- ONT
2 stops9h 10m
Southwest
Mo 7/1311:55 pm
ONT
- CHS
2 stops10h 35m
Southwest
Deal found 6/5![Southwest logo]()
$446
One-way flights from Charleston to OntarioSearch for one-way flight options from Charleston to Ontario. Find affordable one-way fares based on user searches. Data last updated Juni 10, 2026.
Search for one-way flight options from Charleston to Ontario. Find affordable one-way fares based on user searches. Data last updated Juni 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 8/116:00 am
CHS
- ONT
2 stops12h 14m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$161
This Super.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 9/1811:05 am
CHS
- ONT
1 stop12h 08m
JetBlue
Deal found 6/6![JetBlue logo]()
$173
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 9/245:33 pm
CHS
- ONT
1 stop7h 53m
Delta
Deal found 6/8![Delta logo]()
$185
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 9/243:00 pm
CHS
- ONT
2 stops10h 59m
United Airlines
Deal found 6/8![United Airlines logo]()
$195
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 6/305:10 am
CHS
- ONT
1 stop8h 30m
Delta
Deal found 6/8![Delta logo]()
$198
This Southwest deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 8/104:05 pm
CHS
- ONT
1 stop9h 05m
Southwest
Deal found 6/5![Southwest logo]()
$213
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 7/145:00 pm
CHS
- ONT
1 stop7h 50m
Delta
Deal found 6/8![Delta logo]()
$237
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 7/105:00 pm
CHS
- ONT
1 stop7h 50m
Delta
Deal found 6/7![Delta logo]()
$239
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 9/94:30 pm
CHS
- ONT
1 stop7h 23m
United Airlines
Deal found 6/9![United Airlines logo]()
$240
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 7/235:40 pm
CHS
- ONT
2 stops9h 30m
Southwest
Deal found 6/7![Southwest logo]()
$244
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 10/2811:55 am
CHS
- ONT
2 stops12h 26m
United Airlines
Deal found 6/9![United Airlines logo]()
$245
Find flight deals from Charleston to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated Juni 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $337 (American Airlines) |
One-way from | $161 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $533 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated Juni 10, 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
Cheapest round-trip
CharlestonOntario
CHS - ONT
CHSONT
Charleston
Mi 9/9
5:30 am-11:04 am
1 stop8h 34m
Ontario
Mo 9/14
10:00 pm-10:06 am
1 stop9h 06m
$420
CharlestonOntario
CHS - ONT
CHSONT
Charleston
Mi 9/9
5:30 am-11:04 am
1 stop8h 34m
Ontario
So 9/13
10:59 pm-8:41 am
1 stop6h 42m
$446
CharlestonOntario
CHS - ONT
CHSONT
Charleston
Di 8/18
10:19 am-8:01 pm
2 stops12h 42m
Ontario
Mi 8/19
5:00 am-3:28 pm
1 stop7h 28m
$452
CharlestonOntario
CHS - ONT
CHSONT
Charleston
Mi 11/11
12:15 pm-6:18 pm
1 stop9h 03m
Ontario
Mo 11/16
10:59 pm-9:42 am
1 stop7h 43m
$477
CharlestonOntario
CHS - ONT
CHSONT
Charleston
Mi 9/23
4:30 pm-8:53 pm
1 stop7h 23m
Ontario
Mi 9/30
7:00 am-6:02 pm
1 stop8h 02m
$479
Quickest round-trip
CharlestonOntario
CHS - ONT
CHSONT
Charleston
Sa 10/17
5:05 pm-9:59 pm
1 stop7h 54m
Ontario
Sa 10/31
6:02 am-4:12 pm
1 stop7h 10m
$479
CharlestonOntario
CHS - ONT
CHSONT
Charleston
Mo 6/29
5:10 am-10:40 am
1 stop8h 30m
Ontario
Fr 7/3
10:00 pm-10:00 am
1 stop9h 00m
$492
Cheapest one-way
CharlestonOntario
CHS - ONT
CHSONT
Charleston
Mo 8/10
7:00 am-3:15 pm
2 stops11h 15m
$218
CharlestonOntario
CHS - ONT
CHSONT
Charleston
Di 7/14
5:00 pm-9:50 pm
1 stop7h 50m
$237
Quickest one-way
CharlestonOntario
CHS - ONT
CHSONT
Charleston
Di 11/24
5:55 pm-10:14 pm
1 stop7h 19m
$239
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Charleston to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Charleston to Ontario in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Charleston-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Charleston-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Charleston-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Charleston to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Charleston with our price prediction graph.
CHS-ONT
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 Charleston to Ontario
What is the cheapest month to book a flight from Charleston to Ontario?
Currently, February is the cheapest month in which you can book a flight from Charleston to Ontario (average of $297). Flying from Charleston to Ontario in December is currently the most expensive (average of $1,345). 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 Charleston to Ontario?
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated Juni 10, 2026.
Read reviews from past customers who have flown Delta and American Airlines from Charleston to Ontario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Overall
7.9
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Overall
7.9
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Charleston to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Charleston to Ontario
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Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Charleston to Ontario by cabin class
Find flights from Charleston to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on Juni 10, 2026.
Charleston and Ontario flights
Browse other Charleston and Ontario flight options. Last updated on Juni 10, 2026.
Other flights from Charleston
Browse through other flights departing from Charleston. Flights are based on user searches made on Cheapflights and were last updated on Juni 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Charleston to Ontario
Discover the top 2 airlines that operate flights from Charleston to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated Juni 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$394 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$326 | Average$646 | FlexibilityNo cancel fee | On-timeN/A |