$119+ Cheap flights from Ontario (ONT) to Spartanburg, SC
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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CLT
Aug 19 — Aug 261
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Spartanburg 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Ontario to Spartanburg are usually found in October or April, booked 66 days in advance, depart on a Tuesday or Monday and return on a Thursday
Cheap flight deals from Ontario to Spartanburg
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to SpartanburgExplore the most affordable flight options available from Ontario to Spartanburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 20, 2026.
Explore the most affordable flight options available from Ontario to Spartanburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 20, 2026.
This Super.com deal was found by Cheapflights users on 7/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:00 am
ONT
- CLT
1 stop7h 26m
Frontier
Sat 8/291:02 pm
CLT
- ONT
1 stop8h 59m
Frontier
Deal found 7/19![Frontier logo]()
$239
This Frontier deal was found by Cheapflights users on 7/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
ONT
- CLT
1 stop7h 26m
Frontier
Mon 8/315:21 pm
CLT
- ONT
1 stop9h 29m
Frontier
Deal found 7/19![Frontier logo]()
$242
This Frontier deal was found by Cheapflights users on 7/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 am
ONT
- CLT
1 stop7h 26m
Frontier
Sat 9/51:02 pm
CLT
- ONT
1 stop8h 59m
Frontier
Deal found 7/15![Frontier logo]()
$243
This Super.com deal was found by Cheapflights users on 7/16. 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.
Sat 8/810:49 am
ONT
- CLT
1 stop7h 30m
Frontier
Tue 8/115:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Deal found 7/16![Frontier logo]()
$244
This CheapOair deal was found by Cheapflights users on 7/15. 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 8/139:36 am
ONT
- CLT
1 stop24h 17m
Frontier
Sat 8/1510:14 pm
CLT
- ONT
1 stop28h 36m
Frontier
Deal found 7/15![Frontier logo]()
$252
This Expedia deal was found by Cheapflights users on 7/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:00 am
ONT
- CLT
1 stop7h 26m
Frontier
Mon 8/245:21 pm
CLT
- ONT
1 stop9h 29m
Frontier
Deal found 7/15![Frontier logo]()
$270
This CheapOair deal was found by Cheapflights users on 7/15. 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 8/119:36 am
ONT
- CLT
1 stop24h 17m
Frontier
Sun 8/165:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Deal found 7/15![Frontier logo]()
$280
This Frontier deal was found by Cheapflights users on 7/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:07 am
ONT
- CLT
1 stop10h 39m
Frontier
Mon 10/1910:41 pm
CLT
- ONT
1 stop11h 31m
Frontier
Deal found 7/15![Frontier logo]()
$287
This Frontier deal was found by Cheapflights users on 7/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am
ONT
- CLT
1 stop7h 26m
Frontier
Fri 9/45:21 pm
CLT
- ONT
1 stop9h 29m
Frontier
Deal found 7/19![Frontier logo]()
$290
This CheapOair deal was found by Cheapflights users on 7/16. 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.
Sat 8/86:00 am
ONT
- CLT
1 stop12h 19m
Frontier
Wed 8/1210:04 pm
CLT
- ONT
1 stop15h 00m
Frontier
Deal found 7/16![Frontier logo]()
$297
This Frontier deal was found by Cheapflights users on 7/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:00 am
ONT
- CLT
1 stop7h 26m
Frontier
Fri 8/285:21 pm
CLT
- ONT
1 stop9h 29m
Frontier
Deal found 7/19![Frontier logo]()
$298
This Frontier deal was found by Cheapflights users on 7/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:59 am
ONT
- CLT
1 stop23h 14m
Frontier
Fri 9/1110:41 pm
CLT
- ONT
1 stop11h 31m
Frontier
Deal found 7/16![Frontier logo]()
$300
Best flights from Ontario to SpartanburgDiscover carefully curated flight deals from Ontario to Spartanburg that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 20, 2026.
Discover carefully curated flight deals from Ontario to Spartanburg that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 20, 2026.
This Southwest deal was found by Cheapflights users on 7/17. 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 9/305:45 am
ONT
- CLT
2 stops9h 10m
Southwest
Wed 10/77:25 am
CLT
- ONT
2 stops11h 15m
Southwest
Deal found 7/17![Southwest logo]()
$391
This Delta deal was found by Cheapflights users on 7/15. 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 11/256:00 am
ONT
- CLT
1 stop7h 36m
Delta
Sat 12/511:45 am
CLT
- ONT
1 stop9h 33m
Delta
Deal found 7/15![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 7/16. 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 9/125:00 am
ONT
- CLT
2 stops13h 00m
United Airlines
Sat 9/194:23 pm
CLT
- ONT
1 stop7h 30m
United Airlines
Deal found 7/16![United Airlines logo]()
$470
This Southwest deal was found by Cheapflights users on 7/17. 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 9/237:45 am
ONT
- CLT
2 stops10h 25m
Southwest
Wed 9/306:50 am
CLT
- ONT
2 stops10h 15m
Southwest
Deal found 7/17![Southwest logo]()
$391
This United Airlines deal was found by Cheapflights users on 7/15. 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 11/255:00 am
ONT
- CLT
1 stop7h 19m
United Airlines
Sat 12/510:23 am
CLT
- ONT
2 stops12h 57m
United Airlines
Deal found 7/15![United Airlines logo]()
$524
This Southwest deal was found by Cheapflights users on 7/15. 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 9/178:30 am
ONT
- CLT
2 stops10h 20m
Southwest
Mon 9/218:10 am
CLT
- ONT
2 stops8h 50m
Southwest
Deal found 7/15![Southwest logo]()
$496
This United Airlines deal was found by Cheapflights users on 7/16. 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 9/165:00 am
ONT
- CLT
2 stops12h 44m
United Airlines
Wed 9/239:00 am
CLT
- ONT
2 stops14h 01m
United Airlines
Deal found 7/16![United Airlines logo]()
$527
This Southwest deal was found by Cheapflights users on 7/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/275:10 am
ONT
- CLT
2 stops10h 40m
Southwest
Mon 12/287:05 am
CLT
- ONT
1 stop9h 15m
Southwest
Deal found 7/19![Southwest logo]()
$532
This United Airlines deal was found by Cheapflights users on 7/19. 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 10/215:00 am
ONT
- CLT
2 stops13h 15m
United Airlines
Wed 10/288:37 am
CLT
- ONT
1 stop7h 05m
United Airlines
Deal found 7/19![United Airlines logo]()
$537
This United Airlines deal was found by Cheapflights users on 7/19. 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 8/85:00 am
ONT
- CLT
2 stops13h 29m
United Airlines
Sat 8/158:48 am
CLT
- ONT
1 stop7h 02m
United Airlines
Deal found 7/19![United Airlines logo]()
$562
Last-minute flights from Ontario to SpartanburgDiscover last-minute flight deals from Ontario to Spartanburg. Data last updated July 20, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Spartanburg. Data last updated July 20, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 7/16. 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.
Sat 8/810:49 am
ONT
- CLT
1 stop7h 30m
Frontier
Tue 8/115:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Deal found 7/16![Frontier logo]()
$244
This CheapOair deal was found by Cheapflights users on 7/16. 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.
Sat 8/86:00 am
ONT
- CLT
1 stop12h 19m
Frontier
Wed 8/1210:04 pm
CLT
- ONT
1 stop15h 00m
Frontier
Deal found 7/16![Frontier logo]()
$297
This CheapOair deal was found by Cheapflights users on 7/15. 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 8/119:36 am
ONT
- CLT
1 stop24h 17m
Frontier
Sun 8/165:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Deal found 7/15![Frontier logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Wed 8/125:08 pm
ONT
- CLT
2 stops21h 55m
Frontier
Wed 8/195:21 pm
CLT
- ONT
1 stop9h 29m
Frontier
Deal found 7/15![Frontier logo]()
$302
This CheapOair deal was found by Cheapflights users on 7/15. 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 8/139:36 am
ONT
- CLT
1 stop24h 17m
Frontier
Sat 8/1510:14 pm
CLT
- ONT
1 stop28h 36m
Frontier
Deal found 7/15![Frontier logo]()
$252
This Frontier deal was found by Cheapflights users on 7/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:17 am
ONT
- CLT
1 stop9h 36m
Frontier
Wed 8/191:02 pm
CLT
- ONT
1 stop8h 59m
Frontier
Deal found 7/15![Frontier logo]()
$287
This Frontier deal was found by Cheapflights users on 7/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
ONT
- CLT
1 stop7h 26m
Frontier
Mon 8/315:21 pm
CLT
- ONT
1 stop9h 29m
Frontier
Deal found 7/19![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Thu 8/2010:49 am
ONT
- CLT
1 stop26h 37m
Frontier
Mon 8/2411:50 am
CLT
- ONT
2 stops31h 04m
Frontier
Deal found 7/15![Frontier logo]()
$304
This Expedia deal was found by Cheapflights users on 7/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:00 am
ONT
- CLT
1 stop7h 26m
Frontier
Mon 8/245:21 pm
CLT
- ONT
1 stop9h 29m
Frontier
Deal found 7/15![Frontier logo]()
$270
This Frontier deal was found by Cheapflights users on 7/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:00 am
ONT
- CLT
1 stop7h 26m
Frontier
Fri 8/285:21 pm
CLT
- ONT
1 stop9h 29m
Frontier
Deal found 7/19![Frontier logo]()
$298
This Super.com deal was found by Cheapflights users on 7/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:00 am
ONT
- CLT
1 stop7h 26m
Frontier
Sat 8/291:02 pm
CLT
- ONT
1 stop8h 59m
Frontier
Deal found 7/19![Frontier logo]()
$239
This Frontier deal was found by Cheapflights users on 7/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 am
ONT
- CLT
1 stop7h 26m
Frontier
Sat 9/51:02 pm
CLT
- ONT
1 stop8h 59m
Frontier
Deal found 7/15![Frontier logo]()
$243
One-way flights from Ontario to SpartanburgSearch for one-way flight options from Ontario to Spartanburg. Find affordable one-way fares based on user searches. Data last updated July 20, 2026.
Search for one-way flight options from Ontario to Spartanburg. Find affordable one-way fares based on user searches. Data last updated July 20, 2026.
This Super.com deal was found by Cheapflights users on 7/18. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am
ONT
- CLT
1 stop9h 46m
Frontier
Deal found 7/18![Frontier logo]()
$119
This Super.com deal was found by Cheapflights users on 7/17. 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.
Wed 8/128:17 am
ONT
- CLT
1 stop7h 25m
Frontier
Deal found 7/17![Frontier logo]()
$120
This Frontier deal was found by Cheapflights users on 7/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:00 am
ONT
- CLT
1 stop9h 46m
Frontier
Deal found 7/19![Frontier logo]()
$121
This Super.com deal was found by Cheapflights users on 7/14. 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.
Thu 8/139:36 am
ONT
- CLT
1 stop24h 17m
Frontier
Deal found 7/14![Frontier logo]()
$125
This Frontier deal was found by Cheapflights users on 7/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am
ONT
- CLT
1 stop12h 19m
Frontier
Deal found 7/19![Frontier logo]()
$127
This CheapOair deal was found by Cheapflights users on 7/15. 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 8/2010:49 am
ONT
- CLT
1 stop26h 37m
Frontier
Deal found 7/15![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:36 am
ONT
- CLT
1 stop21h 16m
Frontier
Deal found 7/19![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:38 am
ONT
- CLT
1 stop28h 13m
Frontier
Deal found 7/18![Frontier logo]()
$144
This Priceline deal was found by Cheapflights users on 7/17. 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.
Fri 9/116:00 am
ONT
- CLT
1 stop9h 46m
Frontier
Deal found 7/17![Frontier logo]()
$149
This Super.com deal was found by Cheapflights users on 7/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/239:33 am
ONT
- CLT
1 stop24h 40m
Frontier
Deal found 7/19![Frontier logo]()
$152
This Super.com deal was found by Cheapflights users on 7/15. 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.
Sun 8/169:36 am
ONT
- CLT
1 stop24h 17m
Frontier
Deal found 7/15![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Mon 8/106:00 am
ONT
- CLT
1 stop12h 19m
Frontier
Deal found 7/14![Frontier logo]()
$154
Find flight deals from Ontario to Spartanburg
Keep the following information in mind while searching for Ontario to Spartanburg flight deals. Data was last updated July 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $239 (Super.com) |
One-way from | $119 (Super.com) |
Popular in | July |
Cheapest in | October |
Average price | $554 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Spartanburg 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 July 20, 2026.
Use the filters below to find and compare flights from Ontario to Spartanburg that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Wed 9/30
5:45 am-5:55 pm
2 stops9h 10m
Charlotte Douglas
Wed 10/7
7:25 am-3:40 pm
2 stops11h 15m
$391
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Wed 9/23
7:45 am-9:10 pm
2 stops10h 25m
Charlotte Douglas
Wed 9/30
6:50 am-2:05 pm
2 stops10h 15m
$391
Quickest round-trip
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Wed 11/25
6:00 am-4:36 pm
1 stop7h 36m
Charlotte Douglas
Sat 12/5
11:45 am-6:18 pm
1 stop9h 33m
$409
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Sat 9/12
5:00 am-9:00 pm
2 stops13h 00m
Charlotte Douglas
Sat 9/19
4:23 pm-8:53 pm
1 stop7h 30m
$470
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Thu 9/17
8:30 am-9:50 pm
2 stops10h 20m
Charlotte Douglas
Mon 9/21
8:10 am-2:00 pm
2 stops8h 50m
$496
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Wed 11/25
5:00 am-3:19 pm
1 stop7h 19m
Charlotte Douglas
Sat 12/5
10:23 am-8:20 pm
2 stops12h 57m
$524
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Wed 9/16
5:00 am-8:44 pm
2 stops12h 44m
Charlotte Douglas
Wed 9/23
9:00 am-8:01 pm
2 stops14h 01m
$527
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Sun 12/27
5:10 am-6:50 pm
2 stops10h 40m
Charlotte Douglas
Mon 12/28
7:05 am-1:20 pm
1 stop9h 15m
$532
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Wed 10/21
5:00 am-9:15 pm
2 stops13h 15m
Charlotte Douglas
Wed 10/28
8:37 am-12:42 pm
1 stop7h 05m
$537
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Sat 8/8
5:00 am-9:29 pm
2 stops13h 29m
Charlotte Douglas
Sat 8/15
8:48 am-12:50 pm
1 stop7h 02m
$562
Showing 1-10 of 21 resultsSorted by cheapest first
Best time to book a flight from Ontario to Spartanburg
Have a flexible travel schedule? Discover the best time to fly to Spartanburg from Ontario with our price prediction graph.
ONT-CLT
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 Ontario to Spartanburg
ONT-SB1
ONT-CLT
What is the cheapest time of day to fly from ONT to SB1?
Find hourly flight availability from Ontario to Spartanburg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 20, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Spartanburg as you normally would.
Weekly flight availability from Ontario to Spartanburg
Explore weekly flight availability from Ontario to Spartanburg. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 20, 2026.
The most flights from ONT to SB1 are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from Ontario to Spartanburg?
Reviews of airlines servicing Spartanburg
Get insights into the airlines that provide service to Spartanburg. 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 Spartanburg. Reviews last updated July 20, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Ontario to Spartanburg by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Spartanburg. 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 Ontario to Spartanburg
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Spartanburg by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Spartanburg by cabin class
Find flights from Ontario to Spartanburg, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Spartanburg flights
Browse other Ontario and Spartanburg flight options. Last updated on July 20, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on July 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Spartanburg flights
Consider these flights traveling from Ontario to Spartanburg.
Top 5 airlines flying from Ontario to Spartanburg
Discover the top 5 airlines that operate flights from Ontario to Spartanburg. 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 July 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$187 | Average$286 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$208 | Average$509 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$450 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$294 | Average$515 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$319 | Average$569 | FlexibilityNo cancel fee | On-time63% |