HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Oklahoma City

$61+ Cheap flights from Ontario to Oklahoma City (ONT - OKC)

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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — OKC
Apr 5 — Apr 121
Sun 4/5
Sun 4/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Oklahoma City 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.

Cheap flight deals from Ontario to Oklahoma City

Cheapest flights from Ontario to Oklahoma City
Explore the most affordable flight options available from Ontario to Oklahoma City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 6, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/5. 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.
Wed 4/86:20 am
ONT
-
OKC
1 stop11h 25m
Frontier
Wed 4/157:30 pm
OKC
-
ONT
1 stop6h 25m
Frontier
Deal found 3/5$126
This Kiwi.com deal was found by Cheapflights users on 3/4. 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.
Mon 4/2012:59 am
ONT
-
OKC
1 stop15h 46m
Frontier
Sat 4/256:23 pm
OKC
-
ONT
1 stop7h 32m
Frontier
Deal found 3/4$127
This Kiwi.com deal was found by Cheapflights users on 3/5. 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.
Wed 5/612:59 am
ONT
-
OKC
1 stop16h 49m
Frontier
Sat 5/96:23 pm
OKC
-
ONT
1 stop7h 32m
Frontier
Deal found 3/5$143
This Kiwi.com deal was found by Cheapflights users on 3/4. 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.
Wed 4/86:20 am
ONT
-
OKC
1 stop11h 25m
Frontier
Sat 4/186:23 pm
OKC
-
ONT
1 stop7h 32m
Frontier
Deal found 3/4$152
This Kiwi.com deal was found by Cheapflights users on 3/3. 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 4/2212:59 am
ONT
-
OKC
1 stop16h 45m
Frontier
Tue 4/287:30 pm
OKC
-
ONT
1 stop6h 25m
Frontier
Deal found 3/3$173
This Kiwi.com deal was found by Cheapflights users on 3/4. 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.
Wed 4/16:20 am
ONT
-
OKC
1 stop11h 25m
Frontier
Mon 4/138:30 pm
OKC
-
ONT
2 stops24h 19m
Frontier
Deal found 3/4$174
This Frontier deal was found by Cheapflights users on 3/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:20 am
ONT
-
OKC
1 stop11h 25m
Frontier
Wed 4/227:30 pm
OKC
-
ONT
1 stop6h 25m
Frontier
Deal found 3/3$180
This Mytrip deal was found by Cheapflights users on 3/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:59 am
ONT
-
OKC
1 stop16h 45m
Frontier
Mon 5/48:29 pm
OKC
-
ONT
1 stop5h 26m
Frontier
Deal found 3/5$186
This CheapOair deal was found by Cheapflights users on 3/1. 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.
Fri 5/155:33 pm
ONT
-
OKC
1 stop21h 55m
Frontier
Mon 5/185:30 pm
OKC
-
ONT
1 stop27h 04m
Frontier
Deal found 3/1$191

Find flight deals from Ontario to Oklahoma City

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Oklahoma City (OKC). 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 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$126
(Kiwi.com)

One-way from

$61
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$388
Provider with most accurate pricing for Ontario-Oklahoma City Will Rogers World flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Oklahoma City Will Rogers World flights.
Search Deals
From Ontario to Oklahoma City Will Rogers World
Search Deals
One-way flight from Ontario to Oklahoma City Will Rogers World
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Oklahoma City 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 6, 2026.
Use the filters below to find and compare flights from Ontario to Oklahoma City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioOklahoma City

ONT - OKC

ONTOKC

Ontario

Mon 3/30

10:25 pm-10:19 am

1 stop9h 54m

Oklahoma City Will Rogers World

Wed 4/8

6:14 pm-11:51 pm

1 stop7h 37m

$341

OntarioOklahoma City

ONT - OKC

ONTOKC

Ontario

Mon 3/30

10:25 pm-10:19 am

1 stop9h 54m

Oklahoma City Will Rogers World

Fri 4/10

6:14 pm-11:51 pm

1 stop7h 37m

$387

OntarioOklahoma City

ONT - OKC

ONTOKC

Ontario

Thu 3/26

3:05 pm-12:25 am

2 stops7h 20m

Oklahoma City Will Rogers World

Mon 3/30

6:10 pm-11:35 pm

2 stops7h 25m

$427

OntarioOklahoma City

ONT - OKC

ONTOKC

Ontario

Tue 3/31

11:05 am-11:44 pm

2 stops10h 39m

Oklahoma City Will Rogers World

Wed 4/8

4:38 pm-10:31 pm

1 stop7h 53m

$428

OntarioOklahoma City

ONT - OKC

ONTOKC

Ontario

Thu 4/9

1:34 pm-11:44 pm

1 stop8h 10m

Oklahoma City Will Rogers World

Mon 4/13

6:00 am-9:56 am

2 stops29h 56m

$443

OntarioOklahoma City

ONT - OKC

ONTOKC

Ontario

Fri 6/5

1:20 pm-10:40 pm

2 stops7h 20m

Oklahoma City Will Rogers World

Sun 6/7

6:45 pm-11:40 pm

2 stops6h 55m

$466

OntarioOklahoma City

ONT - OKC

ONTOKC

Ontario

Tue 3/17

6:15 am-8:18 pm

2 stops12h 03m

Oklahoma City Will Rogers World

Wed 3/25

6:05 am-12:18 pm

2 stops8h 13m

$497
Quickest round-trip

OntarioOklahoma City

ONT - OKC

ONTOKC

Ontario

Fri 5/1

1:40 pm-8:39 pm

1 stop4h 59m

Oklahoma City Will Rogers World

Mon 5/4

6:00 am-12:22 pm

2 stops8h 22m

$512

OntarioOklahoma City

ONT - OKC

ONTOKC

Ontario

Wed 3/25

11:59 pm-12:09 pm

1 stop10h 10m

Oklahoma City Will Rogers World

Tue 3/31

9:24 am-6:02 pm

2 stops10h 38m

$512
Cheapest one-way

OntarioOklahoma City

ONT - OKC

ONTOKC

Ontario

Fri 4/24

5:33 pm-5:28 pm

1 stop21h 55m

$102

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/4

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Ontario to Oklahoma City

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 Ontario to Oklahoma City in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 Ontario-Oklahoma City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Oklahoma City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Oklahoma City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Oklahoma City 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 Ontario-Oklahoma City 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 Ontario to Oklahoma City

Have a flexible travel schedule? Discover the best time to fly to Oklahoma City from Ontario 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 Ontario to Oklahoma City

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

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Oklahoma City. Price data was last updated on February 27, 2026.

The price you pay for your flight from Ontario to Oklahoma City may vary depending on when you book. For the best chance of a lower fare, look to book 17 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Ontario to Oklahoma City?

Currently, February is the cheapest month in which you can book a flight from Ontario to Oklahoma City (average of $130). Flying from Ontario to Oklahoma City in December is currently the most expensive (average of $299). 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 Ontario to Oklahoma City?

Reviews of airlines servicing Oklahoma City

Get insights into the airlines that provide service to Oklahoma City. 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 Oklahoma City. Reviews last updated March 6, 2026.
Read reviews from past customers who have flown Southwest, American Airlines, and Frontier from Ontario to Oklahoma City. 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.
Southwest
8.0
Very good
4,309 reviews

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,309 reviews
Southwest
8.0
Very good
4,309 reviews

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.1
Good
11,393 reviews
Southwest
8.0
Very good
4,309 reviews

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Frontier
5.7
Fair
3,041 reviews
Southwest
8.0
Very good
4,309 reviews

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Oklahoma City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Oklahoma City?

    Airlines like Delta and Southwest fly from Ontario to Oklahoma City in about 7h 20m. The time it takes to get you to your destination can typically vary by up to 2h 34m. Airlines will cover a distance of 1137 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Our cheapest airline available from Ontario to Oklahoma City is Frontier. Our recent data shows that you can find tickets from as low as $143 on this airline. Additional options worth looking into are Southwest and American Airlines, starting at $250 and $266 round-trip. You may be able to fly from Ontario to Oklahoma City for 59% less than the average price by searching for these airlines.

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

    The cheapest airlines for a one-way flight from Ontario to Oklahoma City are Frontier ($71), American Airlines ($127), and Southwest ($133).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Oklahoma City 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 Ontario to Oklahoma City?

    Currently, February is the cheapest month in which you can book a flight from Ontario to Oklahoma City (average of $130). Flying from Ontario to Oklahoma City in December is currently the most expensive (average of $299). 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

Traveling to a place near Oklahoma City?

Book flights to Oklahoma City if you plan to visit one of these locations
Norman
Yukon
Moore
Edmond
Shawnee
Ada
Midwest City

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Oklahoma City

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Dallas/Fort Worth flights
San Francisco to Dallas/Fort Worth flights
Ontario to Dallas/Fort Worth flights
Santa Ana to Dallas/Fort Worth flights
Burbank to Dallas/Fort Worth flights
San Diego to Dallas/Fort Worth flights
San Jose to Dallas/Fort Worth flights
Sacramento to Dallas/Fort Worth flights
Las Vegas to Dallas/Fort Worth flights
Oakland to Dallas/Fort Worth flights
Long Beach to Dallas/Fort Worth flights
Fresno to Dallas/Fort Worth flights
Los Angeles to Fayetteville flights
Los Angeles to Oklahoma City flights
Palm Springs to Dallas/Fort Worth flights
Reno to Dallas/Fort Worth flights
Ontario to Fayetteville flights
Monterey to Dallas/Fort Worth flights
Los Angeles to Tulsa flights
Santa Barbara to Dallas/Fort Worth flights
Bakersfield to Dallas/Fort Worth flights
San Francisco to Oklahoma City flights
Santa Rosa to Dallas/Fort Worth flights
Medford to Dallas/Fort Worth flights
San Luis Obispo to Dallas/Fort Worth flights
Las Vegas to Oklahoma City flights
Ontario to Tulsa flights
Santa Ana to Oklahoma City flights
San Diego to Fayetteville flights
Sacramento to Oklahoma City flights
Santa Ana to Fayetteville flights
Sacramento to Tulsa flights
San Francisco to Fayetteville flights
San Diego to Oklahoma City flights
Santa Ana to Tulsa flights
San Diego to Tulsa flights
Sacramento to Fayetteville flights
Oakland to Oklahoma City flights
Las Vegas to Tulsa flights
San Francisco to Tulsa flights
Burbank to Fayetteville flights
Burbank to Oklahoma City flights
Burbank to Tulsa flights
Fresno to Oklahoma City flights
Fresno to Fayetteville flights
San Jose to Oklahoma City flights
Long Beach to Tulsa flights
Yuma to Dallas/Fort Worth flights
Medford to Oklahoma City flights

Top 3 airlines flying from Ontario to Oklahoma City

Discover the top 3 airlines that operate flights from Ontario to Oklahoma City. 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 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$143Average$244FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$250Average$389FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$266Average$396FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.