$127+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CLT
Jul 8 — Jul 151
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 September, booked 66 days in advance, depart on a Tuesday or Wednesday 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 June 8, 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 June 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/510:49 am
ONT
- CLT
2 stops31h 13m
Frontier
Tue 8/1812:13 pm
CLT
- ONT
1 stop7h 35m
Frontier
Deal found 6/3![Frontier logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/68:17 am
ONT
- CLT
1 stop9h 45m
Frontier
Tue 8/1812:13 pm
CLT
- ONT
1 stop7h 35m
Frontier
Deal found 6/3![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/1910:50 am
ONT
- CLT
1 stop7h 34m
Frontier
Tue 9/112:13 pm
CLT
- ONT
2 stops29h 56m
Frontier
Deal found 6/3![Frontier logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/178:17 am
ONT
- CLT
1 stop24h 01m
Frontier
Tue 9/112:13 pm
CLT
- ONT
1 stop7h 35m
Frontier
Deal found 6/3![Frontier logo]()
$248
This Mytrip deal was found by Cheapflights users on 6/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/229:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Wed 7/295:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Deal found 6/3![Frontier logo]()
$256
This Booking.com deal was found by Cheapflights users on 6/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Wed 7/1510:04 pm
CLT
- ONT
1 stop15h 00m
Frontier
Deal found 6/3![Frontier logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/1910:50 am
ONT
- CLT
1 stop7h 34m
Frontier
Sat 8/2912:13 pm
CLT
- ONT
2 stops34h 35m
Frontier
Deal found 6/3![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/46:00 am
ONT
- CLT
2 stops32h 12m
Frontier
Tue 8/1812:13 pm
CLT
- ONT
1 stop7h 35m
Frontier
Deal found 6/3![Frontier logo]()
$261
This CheapOair deal was found by Cheapflights users on 6/3. 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.
Wed 8/59:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Wed 8/2610:14 pm
CLT
- ONT
1 stop14h 51m
Frontier
Deal found 6/3![Frontier logo]()
$266
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 June 8, 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 June 8, 2026.
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:00 am
ONT
- CLT
2 stops10h 40m
Southwest
Wed 9/166:50 am
CLT
- ONT
2 stops8h 40m
Southwest
Deal found 6/8![Southwest logo]()
$386
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:00 am
ONT
- CLT
1 stop7h 14m
Delta
Wed 7/85:30 am
CLT
- ONT
1 stop8h 08m
Delta
Deal found 6/6![Delta logo]()
$491
This United Airlines deal was found by Cheapflights users on 6/4. 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 8/115:00 am
ONT
- CLT
2 stops13h 46m
United Airlines
Mon 8/174:23 pm
CLT
- ONT
1 stop7h 30m
United Airlines
Deal found 6/4![United Airlines logo]()
$647
This Southwest deal was found by Cheapflights users on 6/3. 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 7/2210:10 am
ONT
- CLT
2 stops9h 00m
Southwest
Wed 7/2911:50 am
CLT
- ONT
2 stops10h 10m
Southwest
Deal found 6/3![Southwest logo]()
$436
This Southwest deal was found by Cheapflights users on 6/3. 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.
Mon 9/215:15 am
ONT
- CLT
2 stops9h 35m
Southwest
Fri 9/256:35 am
CLT
- ONT
2 stops7h 50m
Southwest
Deal found 6/3![Southwest logo]()
$447
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.
Tue 6/235:45 am
ONT
- CLT
2 stops9h 05m
Southwest
Tue 6/308:20 am
CLT
- ONT
1 stop12h 35m
Southwest
Deal found 6/5![Southwest 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.
Thu 7/98:35 am
ONT
- CLT
2 stops10h 20m
Southwest
Thu 7/164:00 pm
CLT
- ONT
2 stops9h 40m
Southwest
Deal found 6/5![Southwest logo]()
$467
This Southwest deal was found by Cheapflights users on 6/4. 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.
Sat 6/205:30 am
ONT
- CLT
2 stops8h 50m
Southwest
Fri 6/264:00 pm
CLT
- ONT
2 stops9h 35m
Southwest
Deal found 6/4![Southwest logo]()
$544
This Southwest deal was found by Cheapflights users on 6/3. 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 6/185:50 am
ONT
- CLT
2 stops10h 20m
Southwest
Sun 6/216:30 am
CLT
- ONT
1 stop12h 25m
Southwest
Deal found 6/3![Southwest logo]()
$584
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.
Thu 6/189:45 am
ONT
- CLT
1 stop6h 25m
Southwest
Tue 6/2311:50 am
CLT
- ONT
2 stops10h 10m
Southwest
Deal found 6/7![Southwest logo]()
$618
Last-minute flights from Ontario to SpartanburgDiscover last-minute flight deals from Ontario to Spartanburg. Data last updated June 8, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Spartanburg. Data last updated June 8, 2026 and is based on user searches.
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:43 pm
ONT
- CLT
1 stop15h 54m
Frontier
Wed 7/2210:04 pm
CLT
- ONT
1 stop28h 46m
Frontier
Deal found 6/5![Frontier logo]()
$302
This Booking.com deal was found by Cheapflights users on 6/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:43 pm
ONT
- CLT
1 stop15h 54m
Frontier
Sat 7/1110:14 pm
CLT
- ONT
1 stop14h 50m
Frontier
Deal found 6/3![Frontier logo]()
$299
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/69:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Thu 7/99:47 pm
CLT
- ONT
1 stop13h 50m
Frontier
Deal found 6/6![Frontier logo]()
$300
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/79:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Sun 7/125:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Deal found 6/5![Frontier logo]()
$279
This Booking.com deal was found by Cheapflights users on 6/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/79:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Tue 7/145:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Deal found 6/3![Frontier logo]()
$305
This Booking.com deal was found by Cheapflights users on 6/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Wed 7/1510:04 pm
CLT
- ONT
1 stop15h 00m
Frontier
Deal found 6/3![Frontier logo]()
$258
This Expedia deal was found by Cheapflights users on 6/4. 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.
Wed 7/89:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Sun 7/125:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Deal found 6/4![Frontier logo]()
$277
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/98:17 am
ONT
- CLT
1 stop9h 45m
Frontier
Thu 7/169:47 pm
CLT
- ONT
1 stop13h 50m
Frontier
Deal found 6/7![Frontier logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/216:00 am
ONT
- CLT
2 stops32h 12m
Frontier
Tue 7/2812:01 pm
CLT
- ONT
1 stop23h 36m
Frontier
Deal found 6/4![Frontier logo]()
$304
This Mytrip deal was found by Cheapflights users on 6/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/229:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Wed 7/295:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Deal found 6/3![Frontier logo]()
$256
This CheapOair deal was found by Cheapflights users on 6/4. 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 7/289:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Thu 8/65:57 pm
CLT
- ONT
1 stop16h 35m
Frontier
Deal found 6/4![Frontier logo]()
$281
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 June 8, 2026.
Search for one-way flight options from Ontario to Spartanburg. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
This Super.com deal was found by Cheapflights users on 6/4. 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.
Tue 8/256:00 am
ONT
- CLT
1 stop9h 19m
Frontier
Deal found 6/4![Frontier logo]()
$127
This Super.com deal was found by Cheapflights users on 6/3. 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 7/89:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Deal found 6/3![Frontier logo]()
$132
This Trip.com deal was found by Cheapflights users on 6/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
ONT
- CLT
1 stop9h 19m
Frontier
Deal found 6/3![Frontier logo]()
$138
This CheapOair deal was found by Cheapflights users on 6/4. 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.
Wed 8/59:36 am
ONT
- CLT
1 stop24h 17m
Frontier
Deal found 6/4![Frontier logo]()
$139
This Priceline deal was found by Cheapflights users on 6/4. 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.
Mon 8/3110:50 am
ONT
- CLT
1 stop7h 34m
Frontier
Deal found 6/4![Frontier logo]()
$143
This Super.com deal was found by Cheapflights users on 6/3. 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 9/66:00 am
ONT
- CLT
1 stop9h 19m
Frontier
Deal found 6/3![Frontier logo]()
$147
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/168:17 am
ONT
- CLT
1 stop9h 45m
Frontier
Deal found 6/7![Frontier logo]()
$148
This Expedia deal was found by Cheapflights users on 6/4. 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.
Sat 7/410:50 am
ONT
- CLT
1 stop7h 35m
Frontier
Deal found 6/4![Frontier logo]()
$149
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/129:32 am
ONT
- CLT
1 stop24h 21m
Frontier
Deal found 6/7![Frontier logo]()
$153
This Booking.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 Booking.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 6/6![Frontier logo]()
$154
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:00 am
ONT
- CLT
1 stop12h 19m
Frontier
Deal found 6/8![Frontier logo]()
$155
This Booking.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 Booking.com 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
Deal found 6/6![Frontier logo]()
$161
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 June 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $207 (Kiwi.com) |
One-way from | $127 (Super.com) |
Popular in | December |
Cheapest in | October |
Average price | $493 |
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 June 8, 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
Sun 9/13
7:00 am-8:40 pm
2 stops10h 40m
Charlotte Douglas
Wed 9/16
6:50 am-12:30 pm
2 stops8h 40m
$386
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Wed 7/22
10:10 am-10:10 pm
2 stops9h 00m
Charlotte Douglas
Wed 7/29
11:50 am-7:00 pm
2 stops10h 10m
$436
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Mon 9/21
5:15 am-5:50 pm
2 stops9h 35m
Charlotte Douglas
Fri 9/25
6:35 am-11:25 am
2 stops7h 50m
$447
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Tue 6/23
5:45 am-5:50 pm
2 stops9h 05m
Charlotte Douglas
Tue 6/30
8:20 am-5:55 pm
1 stop12h 35m
$455
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Thu 7/9
8:35 am-9:55 pm
2 stops10h 20m
Charlotte Douglas
Thu 7/16
4:00 pm-10:40 pm
2 stops9h 40m
$467
Quickest round-trip
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Sat 7/4
6:00 am-4:14 pm
1 stop7h 14m
Charlotte Douglas
Wed 7/8
5:30 am-10:38 am
1 stop8h 08m
$491
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Sat 6/20
5:30 am-5:20 pm
2 stops8h 50m
Charlotte Douglas
Fri 6/26
4:00 pm-10:35 pm
2 stops9h 35m
$544
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Thu 6/18
5:50 am-7:10 pm
2 stops10h 20m
Charlotte Douglas
Sun 6/21
6:30 am-3:55 pm
1 stop12h 25m
$584
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Thu 6/18
9:45 am-7:10 pm
1 stop6h 25m
Charlotte Douglas
Tue 6/23
11:50 am-7:00 pm
2 stops10h 10m
$618
OntarioCharlotte
ONT - CLT
ONTCLT
Ontario
Tue 8/11
5:00 am-9:46 pm
2 stops13h 46m
Charlotte Douglas
Mon 8/17
4:23 pm-8:53 pm
1 stop7h 30m
$647
Showing 1-10 of 22 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 June 8, 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 June 8, 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 June 8, 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.
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Entertainment
7.5
Food
7.0
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
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Complete your trip
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Ontario and Spartanburg flights
Browse other Ontario and Spartanburg flight options. Last updated on June 8, 2026.
Other flights from Ontario
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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 June 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$163 | Average$276 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$208 | Average$484 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$444 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$274 | Average$475 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$319 | Average$455 | FlexibilityNo cancel fee | On-time63% |