$88+ Cheap flights from Oklahoma City to Ontario (OKC - 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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — ONT
Jul 10 — Jul 171
Round-trip
1 adult, Economy
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Find cheap flights from Oklahoma City 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 Oklahoma City to Ontario
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Best
Last-minute
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Cheapest flights from Oklahoma City to OntarioExplore the most affordable flight options available from Oklahoma City to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.
Explore the most affordable flight options available from Oklahoma City to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 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.
Tue 7/147:16 pm
OKC
- ONT
1 stop16h 48m
Frontier
Tue 7/216:00 am
ONT
- OKC
1 stop10h 31m
Frontier
Deal found 6/5![Frontier logo]()
$150
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/163:44 pm
OKC
- ONT
1 stop10h 06m
Frontier
Tue 7/216:00 am
ONT
- OKC
1 stop10h 31m
Frontier
Deal found 6/5![Frontier logo]()
$210
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.
Tue 9/14:09 pm
OKC
- ONT
1 stop9h 40m
Frontier
Wed 9/26:00 am
ONT
- OKC
1 stop10h 33m
Frontier
Deal found 6/8![Frontier logo]()
$230
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:16 pm
OKC
- ONT
1 stop16h 48m
Frontier
Wed 7/151:38 pm
ONT
- OKC
1 stop27h 01m
Frontier
Deal found 6/8![Frontier logo]()
$231
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.
Tue 10/201:56 pm
OKC
- ONT
1 stop11h 59m
Frontier
Sat 10/246:00 am
ONT
- OKC
1 stop5h 01m
Frontier
Deal found 6/8![Frontier logo]()
$242
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 7/97:24 pm
OKC
- ONT
1 stop14h 39m
Frontier
Wed 7/156:00 am
ONT
- OKC
1 stop10h 31m
Frontier
Deal found 6/7![Frontier logo]()
$246
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/233:44 pm
OKC
- ONT
1 stop10h 06m
Frontier
Tue 7/286:00 am
ONT
- OKC
1 stop10h 31m
Frontier
Deal found 6/9![Frontier logo]()
$249
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:09 pm
OKC
- ONT
1 stop9h 40m
Frontier
Tue 9/86:00 am
ONT
- OKC
1 stop7h 24m
Frontier
Deal found 6/9![Frontier logo]()
$250
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 7/173:44 pm
OKC
- ONT
1 stop20h 20m
Frontier
Tue 7/216:00 am
ONT
- OKC
1 stop10h 31m
Frontier
Deal found 6/5![Frontier logo]()
$251
Best flights from Oklahoma City to OntarioDiscover carefully curated flight deals from Oklahoma City to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
Discover carefully curated flight deals from Oklahoma City to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/133:44 pm
OKC
- ONT
1 stop10h 06m
Frontier
Mon 8/176:00 am
ONT
- OKC
1 stop6h 59m
Frontier
Deal found 6/5![Frontier logo]()
$271
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:15 am
OKC
- ONT
2 stops10h 57m
Delta
Sat 10/245:05 pm
ONT
- OKC
1 stop4h 45m
Delta
Deal found 6/9![Delta logo]()
$285
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.
Wed 7/87:40 pm
OKC
- ONT
1 stop5h 25m
Southwest
Wed 7/153:30 pm
ONT
- OKC
2 stops6h 55m
Southwest
Deal found 6/8![Southwest logo]()
$368
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.
Tue 9/111:39 am
OKC
- ONT
2 stops8h 32m
United Airlines
Wed 9/21:18 pm
ONT
- OKC
1 stop5h 20m
United Airlines
Deal found 6/8![United Airlines logo]()
$397
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:59 pm
OKC
- ONT
2 stops11h 45m
Delta
Mon 9/215:13 pm
ONT
- OKC
1 stop4h 51m
Delta
Deal found 6/9![Delta logo]()
$360
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.
Fri 9/1110:35 am
OKC
- ONT
2 stops6h 30m
Southwest
Mon 9/215:40 am
ONT
- OKC
1 stop4h 35m
Southwest
Deal found 6/8![Southwest logo]()
$378
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.
Tue 8/119:05 am
OKC
- ONT
1 stop5h 45m
United Airlines
Wed 8/121:18 pm
ONT
- OKC
2 stops7h 57m
United Airlines
Deal found 6/9![United Airlines logo]()
$425
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.
Wed 7/156:25 am
OKC
- ONT
2 stops8h 00m
Southwest
Wed 7/225:30 am
ONT
- OKC
2 stops5h 55m
Southwest
Deal found 6/7![Southwest logo]()
$427
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.
Wed 9/236:00 am
OKC
- ONT
2 stops8h 12m
United Airlines
Tue 9/291:22 pm
ONT
- OKC
1 stop4h 43m
United Airlines
Deal found 6/8![United Airlines logo]()
$468
Last-minute flights from Oklahoma City to OntarioDiscover last-minute flight deals from Oklahoma City to Ontario. Data last updated June 10, 2026 and is based on user searches.
Discover last-minute flight deals from Oklahoma City to Ontario. Data last updated June 10, 2026 and is based on user searches.
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/247:18 pm
OKC
- ONT
1 stop16h 47m
Frontier
Wed 7/81:38 pm
ONT
- OKC
1 stop27h 01m
Frontier
Deal found 6/9![Frontier logo]()
$252
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/17:18 pm
OKC
- ONT
1 stop16h 47m
Frontier
Sat 7/46:00 am
ONT
- OKC
1 stop10h 33m
Frontier
Deal found 6/6![Frontier logo]()
$254
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:16 pm
OKC
- ONT
1 stop16h 48m
Frontier
Wed 7/151:38 pm
ONT
- OKC
1 stop27h 01m
Frontier
Deal found 6/8![Frontier logo]()
$231
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 7/97:24 pm
OKC
- ONT
1 stop14h 39m
Frontier
Wed 7/156:00 am
ONT
- OKC
1 stop10h 31m
Frontier
Deal found 6/7![Frontier logo]()
$246
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.
Tue 7/147:16 pm
OKC
- ONT
1 stop16h 48m
Frontier
Tue 7/216:00 am
ONT
- OKC
1 stop10h 31m
Frontier
Deal found 6/5![Frontier logo]()
$150
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/163:44 pm
OKC
- ONT
1 stop10h 06m
Frontier
Tue 7/216:00 am
ONT
- OKC
1 stop10h 31m
Frontier
Deal found 6/5![Frontier logo]()
$210
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 7/173:44 pm
OKC
- ONT
1 stop20h 20m
Frontier
Tue 7/216:00 am
ONT
- OKC
1 stop10h 31m
Frontier
Deal found 6/5![Frontier logo]()
$251
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:16 pm
OKC
- ONT
1 stop6h 34m
Frontier
Tue 7/286:00 am
ONT
- OKC
1 stop10h 31m
Frontier
Deal found 6/9![Frontier logo]()
$230
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/233:44 pm
OKC
- ONT
1 stop10h 06m
Frontier
Tue 7/286:00 am
ONT
- OKC
1 stop10h 31m
Frontier
Deal found 6/9![Frontier logo]()
$249
One-way flights from Oklahoma City to OntarioSearch for one-way flight options from Oklahoma City to Ontario. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
Search for one-way flight options from Oklahoma City to Ontario. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:56 pm
OKC
- ONT
1 stop11h 59m
Frontier
Deal found 6/8![Frontier logo]()
$88
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:16 pm
OKC
- ONT
1 stop6h 34m
Frontier
Deal found 6/5![Frontier logo]()
$114
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/184:09 pm
OKC
- ONT
1 stop9h 40m
Frontier
Deal found 6/6![Frontier logo]()
$121
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:28 pm
OKC
- ONT
1 stop5h 42m
Frontier
Deal found 6/9![Frontier logo]()
$126
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/117:16 pm
OKC
- ONT
1 stop6h 34m
Frontier
Deal found 6/9![Frontier logo]()
$128
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:18 pm
OKC
- ONT
1 stop6h 31m
Frontier
Deal found 6/6![Frontier logo]()
$129
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.
Wed 10/141:20 pm
OKC
- ONT
2 stops7h 25m
Southwest
Deal found 6/8![Southwest logo]()
$132
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.
Sat 9/191:56 pm
OKC
- ONT
1 stop11h 59m
Frontier
Deal found 6/7![Frontier logo]()
$133
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/93:44 pm
OKC
- ONT
1 stop10h 06m
Frontier
Deal found 6/9![Frontier logo]()
$137
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/293:49 pm
OKC
- ONT
1 stop20h 16m
Frontier
Deal found 6/8![Frontier logo]()
$138
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/127:24 pm
OKC
- ONT
1 stop22h 30m
Frontier
Deal found 6/8![Frontier logo]()
$139
Find flight deals from Oklahoma City to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Oklahoma City (OKC) 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 June 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $150 (Kiwi.com) |
One-way from | $88 (Kiwi.com) |
Popular in | February |
Cheapest in | August |
Average price | $449 |
Cheapflights Fare Finder
Customize your flight search to find flights from Oklahoma City 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 June 10, 2026.
Use the filters below to find and compare flights from Oklahoma City to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Oklahoma CityOntario
OKC - ONT
OKCONT
Oklahoma City Will Rogers World
Thu 8/13
3:44 pm-11:50 pm
1 stop10h 06m
Ontario
Mon 8/17
6:00 am-2:59 pm
1 stop6h 59m
$271
Oklahoma CityOntario
OKC - ONT
OKCONT
Oklahoma City Will Rogers World
Tue 10/20
7:15 am-4:12 pm
2 stops10h 57m
Ontario
Sat 10/24
5:05 pm-11:50 pm
1 stop4h 45m
$285
Oklahoma CityOntario
OKC - ONT
OKCONT
Oklahoma City Will Rogers World
Fri 9/11
12:59 pm-10:44 pm
2 stops11h 45m
Ontario
Mon 9/21
5:13 pm-12:04 am
1 stop4h 51m
$360
Oklahoma CityOntario
OKC - ONT
OKCONT
Oklahoma City Will Rogers World
Wed 7/8
7:40 pm-11:05 pm
1 stop5h 25m
Ontario
Wed 7/15
3:30 pm-12:25 am
2 stops6h 55m
$368
Quickest round-trip
Oklahoma CityOntario
OKC - ONT
OKCONT
Oklahoma City Will Rogers World
Fri 9/11
10:35 am-3:05 pm
2 stops6h 30m
Ontario
Mon 9/21
5:40 am-12:15 pm
1 stop4h 35m
$378
Oklahoma CityOntario
OKC - ONT
OKCONT
Oklahoma City Will Rogers World
Tue 9/1
11:39 am-6:11 pm
2 stops8h 32m
Ontario
Wed 9/2
1:18 pm-8:38 pm
1 stop5h 20m
$397
Oklahoma CityOntario
OKC - ONT
OKCONT
Oklahoma City Will Rogers World
Tue 8/11
9:05 am-12:50 pm
1 stop5h 45m
Ontario
Wed 8/12
1:18 pm-11:15 pm
2 stops7h 57m
$425
Oklahoma CityOntario
OKC - ONT
OKCONT
Oklahoma City Will Rogers World
Wed 7/15
6:25 am-12:25 pm
2 stops8h 00m
Ontario
Wed 7/22
5:30 am-1:25 pm
2 stops5h 55m
$427
Oklahoma CityOntario
OKC - ONT
OKCONT
Oklahoma City Will Rogers World
Wed 9/23
6:00 am-12:12 pm
2 stops8h 12m
Ontario
Tue 9/29
1:22 pm-8:05 pm
1 stop4h 43m
$468
Cheapest one-way
Oklahoma CityOntario
OKC - ONT
OKCONT
Oklahoma City Will Rogers World
Sun 8/2
7:24 pm-3:54 pm
1 stop22h 30m
$138
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Oklahoma City 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 Oklahoma City to Ontario in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Oklahoma City-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oklahoma City-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Oklahoma City-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Oklahoma City-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 Oklahoma City-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 Oklahoma City to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Oklahoma City with our price prediction graph.
OKC-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 Oklahoma City to Ontario
What is the cheapest month to book a flight from Oklahoma City to Ontario?
Currently, August is the cheapest month in which you can book a flight from Oklahoma City to Ontario (average of $266). Flying from Oklahoma City to Ontario in February is currently the most expensive (average of $454). 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 Oklahoma City 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 June 10, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from Oklahoma City 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.
Comfort
8.0
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Oklahoma City 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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Top 4 airlines flying from Oklahoma City to Ontario
Discover the top 4 airlines that operate flights from Oklahoma City 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 June 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$134 | Average$221 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$195 | Average$391 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$266 | Average$420 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$295 | Average$428 | FlexibilityNo cancel fee | On-time69% |