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$129+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — ONT
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from Oklahoma City Will Rogers World to Ontario are usually found in September or November, booked 9 days in advance, depart on a Sunday or Saturday and return on a Monday

Cheap 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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$238
(Frontier)

One-way from

$129
(Frontier)

Popular in

July

Cheapest in

September

Average price

$414
Provider with most accurate pricing for Oklahoma City Will Rogers World-Ontario flight deals.
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Provider most trusted by Cheapflights users for Oklahoma City Will Rogers World-Ontario flights.
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From Oklahoma City Will Rogers World to Ontario
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One-way flight from Oklahoma City Will Rogers World to Ontario
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Highest demand for flights based on searches. 10% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Oklahoma City to Ontario

Cheapest flights from Oklahoma City to Ontario
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 March 25, 2025.

This Frontier deal was found by Cheapflights users on 3/24. 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 4/198:14 pmOKC - ONT
1 stop5h 45mFrontier
Sat 4/2610:17 pmONT - OKC
1 stop10h 46mFrontier
Deal found 3/24$258
This American Airlines deal was found by Cheapflights users on 3/24. 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 7/168:27 pmOKC - ONT
1 stop5h 28mAmerican Airlines
Tue 7/228:15 amONT - OKC
1 stop6h 03mAmerican Airlines
Deal found 3/24$317
This Delta deal was found by Cheapflights users on 3/24. 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 4/125:53 amOKC - ONT
2 stops12h 40mDelta
Mon 4/145:15 pmONT - OKC
1 stop4h 49mDelta
Deal found 3/24$322
This Southwest deal was found by Cheapflights users on 3/24. 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 7/167:45 pmOKC - ONT
1 stop4h 55mSouthwest
Tue 7/225:30 amONT - OKC
2 stops6h 55mSouthwest
Deal found 3/24$353
This United Airlines deal was found by Cheapflights users on 3/24. 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 4/186:05 amOKC - ONT
2 stops10h 45mUnited Airlines
Sun 4/206:10 amONT - OKC
1 stop8h 00mUnited Airlines
Deal found 3/24$367
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/33:00 pmOKC - ONT
1 stop7h 29mAlaska Airlines
Sat 5/104:29 pmONT - OKC
1 stop19h 35mAlaska Airlines
Deal found 3/24$474

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 March 25, 2025.
Use the filters below to find and compare flights from Oklahoma City to Ontario that are best for you.

Fly from

Oklahoma City

Fly to

Ontario

Route

Depart

Return

Price

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Sat 4/19

8:14 pm-11:59 pm

1 stop5h 45m

Ontario

Sat 4/26

10:17 pm-11:03 am

1 stop10h 46m

$258

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Sat 4/12

8:44 am-12:26 pm

1 stop5h 42m

Ontario

Mon 4/14

5:15 pm-12:04 am

1 stop4h 49m

$317

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Mon 4/14

9:04 am-1:49 pm

1 stop6h 45m

Ontario

Fri 4/25

10:00 am-7:30 pm

2 stops7h 30m

$357

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Fri 4/18

6:05 am-2:50 pm

2 stops10h 45m

Ontario

Sun 4/20

6:10 am-4:10 pm

1 stop8h 00m

$367

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Thu 5/1

6:00 am-12:05 pm

2 stops8h 05m

Ontario

Mon 5/5

1:55 pm-11:35 pm

2 stops7h 40m

$452

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Sat 5/3

3:00 pm-8:29 pm

1 stop7h 29m

Ontario

Sat 5/10

4:29 pm-2:04 pm

1 stop19h 35m

$474

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Wed 4/30

8:28 pm-11:59 pm

1 stop5h 31m

$129

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Wed 4/30

5:00 am-3:17 pm

2 stops12h 17m

$204

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Sun 4/13

11:43 am-6:20 pm

2 stops8h 37m

$275

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Fri 3/28

5:54 am-4:34 pm

2 stops12h 40m

$420

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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

How far ahead should I book a flight from Oklahoma City to Ontario?

Use this chart to determine the optimal time to book a round-trip flight from Oklahoma City to Ontario. Price data was last updated on March 21, 2025.

The best time to book flights from Oklahoma City to Ontario is 9 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 $246). Flying from Oklahoma City to Ontario in March is currently the most expensive (average of $324). 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.

What is the cheapest time of day to fly from OKC to ONT?

Find hourly flight availability from Oklahoma City to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

It’s typically best to fly out from Oklahoma City to Ontario in the evening. Doing so could potentially save you 28% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Oklahoma City to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Oklahoma City to Ontario. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Oklahoma City to Ontario flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 March 25, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Oklahoma City to Ontario to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Alaska Airlines
8.0
Very good
9,785 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

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.

  • What are the cheapest airlines flying from Oklahoma City to Ontario round-trip?

    Currently priced at $238, Frontier will fly you from Oklahoma City to Ontario and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and Delta - these airlines can fly you to your destination from $317 and $322, respectively. Frontier is priced at 30% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Oklahoma City to Ontario one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $129. United Airlines flights start at $204 while deals on American Airlines start at $275 one-way.

  • Can I find deals for flights from Oklahoma City to Ontario that include hotel bookings?

    Yes. In addition to deals on Oklahoma City to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oklahoma City to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oklahoma City to Ontario.

  • Can I find deals for business class flights from Oklahoma City to Ontario?

    Yes. Cheapflights offers flight deals from Oklahoma City to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 $246). Flying from Oklahoma City to Ontario in March is currently the most expensive (average of $324). 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.

See more FAQs

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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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$109Average$179FlexibilityNo cancel feeOn-time62%
DeltaCheapest$158Average$322FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$296Average$386FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$306Average$366FlexibilityNo cancel feeOn-time63%
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