$162+ 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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — ONT
Sep 22 — Sep 291
Round-trip
1 adult, Economy
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Find cheap flights from Charleston to Ontario with Cheapflights
1. Tell us where you want to go
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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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 August 23, 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 August 23, 2026.
This Delta deal was found by Cheapflights users on 8/19. 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.
Wed 11/115:20 am -
1 stop8h 50m
Mon 11/1612:22 pm -
1 stop8h 37m
Deal found 8/19![Delta logo]()
$337
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Thu 9/105:05 pm -
1 stop7h 54m
Sat 9/125:00 am -
2 stops11h 40m
Deal found 8/19![United Airlines logo]()
$342
This American Airlines deal was found by Cheapflights users on 8/19. 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.
Wed 11/112:40 pm -
2 stops12h 03m
Mon 11/1611:59 pm -
1 stop9h 17m
Deal found 8/19![American Airlines logo]()
$382
This Delta deal was found by Cheapflights users on 8/18. 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.
Thu 12/315:30 am -
1 stop8h 57m
Wed 1/612:00 pm -
1 stop8h 56m
Deal found 8/18![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 8/18. 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.
Thu 12/315:30 am -
1 stop8h 57m
Thu 1/712:00 pm -
1 stop6h 46m
Deal found 8/18![Delta logo]()
$404
This American Airlines deal was found by Cheapflights users on 8/18. 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.
Thu 10/297:08 pm -
1 stop7h 44m
Sun 11/110:30 pm -
1 stop8h 18m
Deal found 8/18![American Airlines logo]()
$412
This Travelocity deal was found by Cheapflights users on 8/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:59 pm -
1 stop18h 18m
Sun 10/186:02 am -
1 stop8h 53m
Deal found 8/19![Alaska Airlines logo]()
$417
This Southwest deal was found by Cheapflights users on 8/18. 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.
Thu 10/294:45 pm -
2 stops10h 10m
Sun 11/16:50 am -
2 stops8h 40m
Deal found 8/18![Southwest logo]()
$422
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 August 23, 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 August 23, 2026.
This Southwest deal was found by Cheapflights users on 8/21. 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.
Wed 10/212:20 pm -
2 stops10h 40m
Sat 10/248:55 am -
1 stop8h 40m
Deal found 8/21![Southwest logo]()
$342
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Wed 11/112:40 pm -
2 stops12h 03m
Mon 11/1611:59 pm -
1 stop9h 17m
Deal found 8/20![American Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Wed 10/284:15 pm -
1 stop7h 36m
Sat 10/315:00 am -
1 stop7h 08m
Deal found 8/20![United Airlines logo]()
$447
This Delta deal was found by Cheapflights users on 8/21. 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.
Sun 10/44:12 pm -
1 stop9h 12m
Tue 10/612:16 pm -
1 stop8h 43m
Deal found 8/21![Delta logo]()
$476
This CheapOair deal was found by Cheapflights users on 8/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:08 am -
1 stop12h 49m
Sat 9/1910:39 pm -
1 stop8h 38m
Deal found 8/18![JetBlue logo]()
$491
This Southwest deal was found by Cheapflights users on 8/18. 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.
Thu 10/292:35 pm -
2 stops10h 40m
Sun 11/112:40 pm -
1 stop8h 50m
Deal found 8/18![Southwest logo]()
$417
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Sat 10/174:58 pm -
1 stop8h 51m
Tue 10/205:00 am -
1 stop7h 07m
Deal found 8/18![United Airlines logo]()
$447
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Sat 9/54:58 pm -
1 stop8h 37m
Sun 9/65:00 am -
2 stops13h 34m
Deal found 8/22![United Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 9/42:54 pm -
2 stops11h 05m
Sun 9/66:00 am -
2 stops12h 34m
Deal found 8/21![United Airlines logo]()
$515
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Tue 10/134:58 pm -
1 stop8h 51m
Sat 10/175:00 am -
1 stop7h 09m
Deal found 8/20![United Airlines logo]()
$548
Last-minute flights from Charleston to OntarioDiscover last-minute flight deals from Charleston to Ontario. Data last updated August 23, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Ontario. Data last updated August 23, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 9/44:38 pm -
1 stop8h 57m
Sun 9/66:00 am -
1 stop7h 27m
Deal found 8/21![United Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 9/54:58 pm -
1 stop8h 37m
Sat 9/125:00 am -
1 stop7h 28m
Deal found 8/21![United Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Sat 9/58:30 am -
1 stop7h 20m
Sun 9/66:00 am -
1 stop7h 27m
Deal found 8/22![United Airlines logo]()
$502
This American Airlines deal was found by Cheapflights users on 8/19. 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.
Thu 9/107:10 pm -
1 stop7h 26m
Sat 9/1212:37 pm -
1 stop7h 11m
Deal found 8/19![American Airlines logo]()
$337
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Thu 9/105:05 pm -
1 stop7h 54m
Sat 9/125:00 am -
2 stops11h 40m
Deal found 8/19![United Airlines logo]()
$342
This Delta deal was found by Cheapflights users on 8/20. 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.
Wed 9/166:40 am -
1 stop7h 25m
Tue 9/2212:17 pm -
1 stop8h 42m
Deal found 8/20![Delta logo]()
$388
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Tue 9/224:30 pm -
1 stop7h 23m
Tue 9/297:00 am -
1 stop8h 02m
Deal found 8/23![United Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Wed 9/234:58 pm -
1 stop9h 01m
Sat 9/266:00 am -
1 stop7h 17m
Deal found 8/19![United Airlines logo]()
$447
This CheapOair deal was found by Cheapflights users on 8/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:08 am -
1 stop12h 49m
Sat 10/310:39 pm -
1 stop8h 38m
Deal found 8/22![JetBlue logo]()
$491
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 August 23, 2026.
Search for one-way flight options from Charleston to Ontario. Find affordable one-way fares based on user searches. Data last updated August 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/22. 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.
Tue 10/69:18 am -
3 stops41h 29m
Deal found 8/22![Multiple Airlines logo]()
$162
This Delta deal was found by Cheapflights users on 8/19. 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.
Sat 10/176:00 am -
1 stop8h 06m
Deal found 8/19![Delta logo]()
$169
This Delta deal was found by Cheapflights users on 8/22. 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.
Wed 9/305:25 am -
1 stop8h 44m
Deal found 8/22![Delta logo]()
$189
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Sat 10/104:58 pm -
1 stop8h 51m
Deal found 8/19![United Airlines logo]()
$224
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Wed 10/2811:12 am -
2 stops13h 28m
Deal found 8/19![United Airlines logo]()
$229
This Delta deal was found by Cheapflights users on 8/22. 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.
Fri 1/16:00 am -
1 stop7h 00m
Deal found 8/22![Delta logo]()
$230
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Fri 9/254:13 pm -
1 stop7h 45m
Deal found 8/19![United Airlines logo]()
$240
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Mon 9/144:30 pm -
1 stop7h 23m
Deal found 8/23![United Airlines logo]()
$244
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Wed 9/3011:05 am -
2 stops13h 54m
Deal found 8/22![United Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 8/19. 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.
Thu 12/175:43 pm -
1 stop7h 16m
Deal found 8/19![Delta logo]()
$260
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Fri 11/134:15 pm -
1 stop7h 36m
Deal found 8/19![United Airlines logo]()
$275
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 August 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $337 (Delta) |
One-way from | $162 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $394 |
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 7,457,451 searches. Data last updated August 23, 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 Charleston - ONT Ontario
CHSONT
Charleston
Wed 10/21
2:20 pm-10:00 pm
2 stops10h 40m
Ontario
Sat 10/24
8:55 am-8:35 pm
1 stop8h 40m
$342
CharlestonOntario
CHS Charleston - ONT Ontario
CHSONT
Charleston
Wed 11/11
2:40 pm-11:43 pm
2 stops12h 03m
Ontario
Mon 11/16
11:59 pm-12:16 pm
1 stop9h 17m
$382
CharlestonOntario
CHS Charleston - ONT Ontario
CHSONT
Charleston
Thu 10/29
2:35 pm-10:15 pm
2 stops10h 40m
Ontario
Sun 11/1
12:40 pm-12:30 am
1 stop8h 50m
$417
Quickest round-trip
CharlestonOntario
CHS Charleston - ONT Ontario
CHSONT
Charleston
Wed 10/28
4:15 pm-8:51 pm
1 stop7h 36m
Ontario
Sat 10/31
5:00 am-3:08 pm
1 stop7h 08m
$447
CharlestonOntario
CHS Charleston - ONT Ontario
CHSONT
Charleston
Sat 10/17
4:58 pm-10:49 pm
1 stop8h 51m
Ontario
Tue 10/20
5:00 am-3:07 pm
1 stop7h 07m
$447
CharlestonOntario
CHS Charleston - ONT Ontario
CHSONT
Charleston
Sun 10/4
4:12 pm-10:24 pm
1 stop9h 12m
Ontario
Tue 10/6
12:16 pm-11:59 pm
1 stop8h 43m
$476
CharlestonOntario
CHS Charleston - ONT Ontario
CHSONT
Charleston
Thu 9/10
11:08 am-8:57 pm
1 stop12h 49m
Ontario
Sat 9/19
10:39 pm-10:17 am
1 stop8h 38m
$491
CharlestonOntario
CHS Charleston - ONT Ontario
CHSONT
Charleston
Sat 9/5
4:58 pm-10:35 pm
1 stop8h 37m
Ontario
Sun 9/6
5:00 am-9:34 pm
2 stops13h 34m
$507
CharlestonOntario
CHS Charleston - ONT Ontario
CHSONT
Charleston
Fri 9/4
2:54 pm-10:59 pm
2 stops11h 05m
Ontario
Sun 9/6
6:00 am-9:34 pm
2 stops12h 34m
$515
CharlestonOntario
CHS Charleston - ONT Ontario
CHSONT
Charleston
Tue 10/13
4:58 pm-10:49 pm
1 stop8h 51m
Ontario
Sat 10/17
5:00 am-3:09 pm
1 stop7h 09m
$548
Showing 1-10 of 18 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 August.
| 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.
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 August 23, 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.
Boarding
8.1
Overall
7.8
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Overall
7.8
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Overall
7.8
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
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.
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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 August 23, 2026.
Charleston and Ontario flights
Browse other Charleston and Ontario flight options. Last updated on August 23, 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 August 23, 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 7,457,451 searches. Data last updated August 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$537 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$322 | Average$536 | FlexibilityNo cancel fee | On-timeN/A |