What is the cheapest airline that flies from Oklahoma to Ontario?

Frontier, Delta, and United Airlines are the most popular carriers operating from Oklahoma to Ontario

How many flights depart from Oklahoma to Ontario on average per week?

The number of flights available between Oklahoma and Ontario is 116 per week as of June 2026. The most frequent departure day is Fri, with 16% of weekly flights leaving on this day.

What airlines fly to Ontario?

American Airlines, Southwest and Frontier are the top three most popular airlines that fly to Ontario from Oklahoma according to our data. American Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 8 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Ontario?

Average flight duration from Oklahoma to Ontario depends on which airport you fly into and out of. Flying from Oklahoma City to Los Angeles is 3h 13m on average, while flying from Tulsa to Los Angeles is 3h 30m on average. Los Angeles is the most popular airport in Ontario.

When did momondo last update prices for flights from Oklahoma to Ontario Airport?

Prices for flights from Oklahoma to Ontario Airport are updated daily.

How many operators does momondo search for flights from Oklahoma to Ontario Airport?

The number of operators available for flights from Oklahoma to Ontario Airport is 5 as of June 2026.

How old do you have to be to fly from Oklahoma to Ontario Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oklahoma to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$114 Cheap Flights from Oklahoma to Ontario in 2026

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Find the cheapest flights from Oklahoma to Los Angeles

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:16 pm - 10:04 am

OKC

ONT

16h 48m

1 stop

6:00 am - 6:31 pm

ONT

OKC

10h 31m

1 stop

$150Frontier

Tue, Jul 14 - Tue, Jul 21

7:24 pm - 8:03 am

OKC

ONT

14h 39m

1 stop

6:00 am - 3:24 pm

ONT

OKC

7h 24m

1 stop

$180Frontier

Thu, Aug 13 - Tue, Aug 18

1:56 pm - 11:55 pm

OKC

ONT

11h 59m

1 stop

6:00 am - 1:01 pm

ONT

OKC

29h 01m

1 stop

$189Frontier

Thu, Sep 10 - Mon, Sep 21

1:56 pm - 11:55 pm

OKC

ONT

11h 59m

1 stop

6:00 am - 1:01 pm

ONT

OKC

29h 01m

1 stop

$190Frontier

Thu, Sep 10 - Mon, Sep 21

6:40 am - 10:20 am

TUL

ONT

5h 40m

1 stop

8:10 am - 6:20 pm

ONT

TUL

8h 10m

1 stop

$353Southwest

Thu, Sep 24 - Mon, Sep 28

6:00 am - 9:29 am

TUL

ONT

5h 29m

1 stop

2:27 pm - 10:03 pm

ONT

TUL

5h 36m

1 stop

$364American Airlines

Tue, Jul 21 - Wed, Aug 26

5:00 am - 12:02 pm

TUL

ONT

9h 02m

2 stops

10:29 am - 7:57 pm

ONT

TUL

7h 28m

1 stop

$370American Airlines

Tue, Jul 21 - Wed, Aug 26

11:14 am - 6:30 pm

TUL

ONT

9h 16m

1 stop

10:00 pm - 9:18 am

ONT

TUL

9h 18m

1 stop

$375Delta

Tue, Jun 30 - Tue, Jul 14

5:10 pm - 8:53 pm

TUL

ONT

5h 43m

1 stop

1:24 pm - 8:26 pm

ONT

TUL

5h 02m

1 stop

$388United Airlines

Mon, Aug 31 - Wed, Sep 30

8:00 am - 5:21 pm

TUL

ONT

11h 21m

2 stops

1:06 pm - 8:42 pm

ONT

TUL

5h 36m

1 stop

$392Delta

Tue, Jul 28 - Wed, Aug 5

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Frontier flights from Oklahoma to Ontario

Our best Frontier deals on Oklahoma to Ontario flight tickets

Frontier

Jul 14

OKC7:16 pmOklahoma City Will Rogers World

16h 48m

1 stop

ONT10:04 amOntario

Jul 21

ONT6:00 amOntario

10h 31m

1 stop

OKC6:31 pmOklahoma City Will Rogers World

$150

Frontier

Aug 13

OKC7:24 pmOklahoma City Will Rogers World

14h 39m

1 stop

ONT8:03 amOntario

Aug 18

ONT6:00 amOntario

7h 24m

1 stop

OKC3:24 pmOklahoma City Will Rogers World

$180

Frontier

Sep 10

OKC1:56 pmOklahoma City Will Rogers World

11h 59m

1 stop

ONT11:55 pmOntario

Sep 21

ONT6:00 amOntario

29h 01m

1 stop

OKC1:01 pmOklahoma City Will Rogers World

$189

Delta flights from Oklahoma to Ontario

Our best Delta deals on Oklahoma to Ontario flight tickets

Delta

Jul 27

XNA7:45 amFayetteville Northwest Arkansas

6h 25m

1 stop

ONT12:10 pmOntario

Aug 5

ONT9:43 amOntario

5h 31m

1 stop

XNA5:14 pmFayetteville Northwest Arkansas

$329

Delta

Aug 7

XNA5:54 pmFayetteville Northwest Arkansas

7h 40m

1 stop

ONT11:34 pmOntario

Aug 10

ONT10:00 pmOntario

9h 04m

1 stop

XNA9:04 amFayetteville Northwest Arkansas

$339

Delta

Jul 28

TUL8:00 amTulsa

11h 21m

2 stops

ONT5:21 pmOntario

Aug 5

ONT1:06 pmOntario

5h 36m

1 stop

TUL8:42 pmTulsa

$392

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Tue 7/14

7:16 pm-10:04 am

1 stop16h 48m

Ontario

Tue 7/21

6:00 am-6:31 pm

1 stop10h 31m

$150

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Thu 8/13

7:24 pm-8:03 am

1 stop14h 39m

Ontario

Tue 8/18

6:00 am-3:24 pm

1 stop7h 24m

$180

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Thu 9/10

1:56 pm-11:55 pm

1 stop11h 59m

Ontario

Mon 9/21

6:00 am-1:01 pm

1 stop29h 01m

$189

Oklahoma CityOntario

OKC - ONT

OKCONT

Oklahoma City Will Rogers World

Thu 9/10

1:56 pm-11:55 pm

1 stop11h 59m

Ontario

Mon 9/21

6:00 am-1:01 pm

1 stop29h 01m

$190

TulsaOntario

TUL - ONT

TULONT

Tulsa

Thu 9/24

6:40 am-10:20 am

1 stop5h 40m

Ontario

Mon 9/28

8:10 am-6:20 pm

1 stop8h 10m

$353

TulsaOntario

TUL - ONT

TULONT

Tulsa

Tue 7/21

6:00 am-9:29 am

1 stop5h 29m

Ontario

Wed 8/26

2:27 pm-10:03 pm

1 stop5h 36m

$364

TulsaOntario

TUL - ONT

TULONT

Tulsa

Tue 7/21

5:00 am-12:02 pm

2 stops9h 02m

Ontario

Wed 8/26

10:29 am-7:57 pm

1 stop7h 28m

$370

TulsaOntario

TUL - ONT

TULONT

Tulsa

Tue 6/30

11:14 am-6:30 pm

1 stop9h 16m

Ontario

Tue 7/14

10:00 pm-9:18 am

1 stop9h 18m

$375

Quickest round-trip

TulsaOntario

TUL - ONT

TULONT

Tulsa

Mon 8/31

5:10 pm-8:53 pm

1 stop5h 43m

Ontario

Wed 9/30

1:24 pm-8:26 pm

1 stop5h 02m

$388

TulsaOntario

TUL - ONT

TULONT

Tulsa

Tue 7/28

8:00 am-5:21 pm

2 stops11h 21m

Ontario

Wed 8/5

1:06 pm-8:42 pm

1 stop5h 36m

$392

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oklahoma to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Ontario?

In general, December is the cheapest month to fly from Oklahoma to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $124. If you aren’t able to travel during the month of December, then book flights to Ontario from Oklahoma during May instead. Flights to Ontario in May, while not as cheap as those in December, still average around $126.

How far in advance should I book a flight from Oklahoma to Ontario?

You are more likely to see cheaper flights to Ontario from Oklahoma when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $354 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Oklahoma for as low as $259 on momondo.

Cheap Oklahoma to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oklahoma to Ontario

Fastest flight time	3h 00m
Direct flights	Every day
Airports in Ontario	1 airport

The fastest flight from Oklahoma to Ontario takes 3h 00m

Direct flights go from Oklahoma to Ontario every day.

There is 1 airport in Ontario. From Oklahoma there are direct flights to Ontario (ONT).

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Frequently asked questions about flying from Oklahoma to Ontario

When did momondo last update prices for flights from Oklahoma to Ontario Airport?
Prices for flights from Oklahoma to Ontario Airport are updated daily.
How many operators does momondo search for flights from Oklahoma to Ontario Airport?
The number of operators available for flights from Oklahoma to Ontario Airport is 5 as of June 2026.
How old do you have to be to fly from Oklahoma to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oklahoma to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Oklahoma to Ontario

Compare and see reviews for airlines that fly from Oklahoma to Ontario with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $134	Free Cancellation	Rating 5.6 2,904 reviews	Search Frontier flights
Southwest	PriceFrom $195	Free Cancellation	Rating 7.9 4,246 reviews	Search Southwest flights
United Airlines	PriceFrom $226	Free Cancellation	Rating 7.4 9,785 reviews	Search United Airlines flights
American Airlines	PriceFrom $266	Free Cancellation	Rating 7.1 11,642 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Oklahoma to Ontario?

Finding the right flight to Ontario from Oklahoma is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

Can I find flights from Oklahoma to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from Oklahoma on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Oklahoma to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Oklahoma.

I’m not ready to book a flight from Oklahoma to Ontario right now. Can momondo alert me if prices change?

Price alerts on flights to Ontario from Oklahoma are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Oklahoma to Los Angeles from $114

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oklahoma to Los Angeles departing on 7/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Frontier flights from Oklahoma to Ontario

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How to get the cheapest flight ticket from Oklahoma to Ontario

What is the cheapest month to fly to Ontario?

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What is the cheapest airline that flies from Oklahoma to Ontario?

What airlines fly to Ontario?

How many flights depart from Oklahoma to Ontario on average per week?

How long does it take to fly to Ontario?

Cheap Oklahoma to Ontario flight deals and tips

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Frequently asked questions about flying from Oklahoma to Ontario

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Compare and see reviews for airlines that fly from Oklahoma to Ontario with momondo

Why use momondo?

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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List of cabin classes available on flights landing in Los Angeles. Availability may vary depending on flight origin and airline.

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