What day of the week experiences the fewest flight delays on this route?

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

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

Frontier, Southwest, and Delta are the most popular carriers operating from Ontario to Dallas

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

118 flights are operational weekly from Ontario to Dallas as of December 2025. The most popular departure day for this route is Tue, with 19% of flights per week taking off on this day.

What airlines fly to Dallas?

Frontier, American Airlines and Spirit Airlines are the top three most popular airlines that fly to Dallas from Ontario according to our data. Frontier is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Dallas. Keep in mind that there are 7 different airlines that fly to Dallas on a routine basis, so you have a few additional options to choose from.

How often are flights from Ontario to Dallas delayed?

Historically, on average around 14% of flights between Ontario and Dallas have experienced a delay on any given week. The average delay length over the past 12 months has been 145 minutes.

How many flights depart from Ontario to Dallas on average per day?

As of December 2025, 16 flights take off from Ontario and land in Dallas each day. The most common flight departure time for this route is 10:00AM, with 53% of daily flights taking off at noon.

Which airline has the best punctuality record on Ontario to Dallas flights?

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 14% of their flights experiencing any sort of delay.

What is the most punctual flight time for Ontario to Dallas flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

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

Prices for flights from Ontario Airport to Dallas refresh daily.

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

The number of operators available for flights from Ontario Airport to Dallas is 6 as of December 2025.

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

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 Ontario Airport to Dallas.

What documentation or ID do you need to fly to Dallas?

The necessary travel and health documents for your Dallas trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$61 Cheap Flights from Ontario to Dallas in 2025/26

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Find the cheapest flights from Ontario to Dallas

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 pm - 3:11 pm

ONT

DFW

19h 11m1 stop

12:17 pm - 1:39 pm

DFW

ONT

3h 22mnonstop

$141Frontier

Mon, Jan 5 - Thu, Jan 8

8:32 am - 1:36 pm

ONT

DFW

3h 04mnonstop

12:16 pm - 1:48 pm

DFW

ONT

3h 32mnonstop

$142Frontier

Fri, Jan 16 - Sun, Jan 18

2:06 pm - 7:11 pm

ONT

DFW

3h 05mnonstop

8:16 pm - 1:11 pm

DFW

ONT

18h 55m1 stop

$143Frontier

Thu, Feb 12 - Mon, Feb 16

10:18 pm - 11:07 am

ONT

DFW

10h 49m1 stop

10:21 pm - 7:36 am

DFW

ONT

11h 15m1 stop

$144Frontier

Thu, Jan 8 - Sun, Jan 11

6:05 am - 3:50 pm

ONT

DFW

7h 45m1 stop

10:31 pm - 1:11 pm

DFW

ONT

16h 40m1 stop

$145Frontier

Thu, Feb 19 - Sun, Feb 22

10:18 pm - 5:47 am

ONT

DFW

5h 29m1 stop

9:07 pm - 2:12 pm

DFW

ONT

19h 05m2 stops

$147Multiple Airlines

Thu, Jan 15 - Tue, Jan 20

11:00 am - 3:45 pm

ONT

DAL

2h 45mnonstop

5:15 pm - 10:10 pm

DAL

ONT

6h 55m1 stop

$174Southwest

Wed, Feb 11 - Sat, Feb 14

11:00 am - 3:45 pm

ONT

DAL

2h 45mnonstop

2:10 pm - 3:30 pm

DAL

ONT

3h 20mnonstop

$197Southwest

Wed, Feb 11 - Sat, Feb 14

12:41 pm - 10:29 pm

ONT

DAL

7h 48m1 stop

2:17 pm - 9:05 pm

DAL

ONT

8h 48m1 stop

$217Delta

Sat, Jan 24 - Tue, Jan 27

12:41 pm - 10:29 pm

ONT

DAL

7h 48m1 stop

6:00 am - 11:31 am

DAL

ONT

7h 31m1 stop

$218Delta

Wed, Jan 21 - Wed, Jan 28

Frontier flights from Ontario to Dallas

Our best Frontier deals on Ontario to Dallas flight tickets

Frontier

Jan 5

ONT6:00 pmOntario

19h 11m

1 stop

DFW3:11 pmDallas/Fort Worth

Jan 8

DFW12:17 pmDallas/Fort Worth

3h 22m

ONT1:39 pmOntario

$141

Find similar

Frontier

Jan 16

ONT8:32 amOntario

3h 04m

DFW1:36 pmDallas/Fort Worth

Jan 18

DFW12:16 pmDallas/Fort Worth

3h 32m

ONT1:48 pmOntario

$142

Find similar

Frontier

Feb 12

ONT2:06 pmOntario

3h 05m

DFW7:11 pmDallas/Fort Worth

Feb 16

DFW8:16 pmDallas/Fort Worth

18h 55m

1 stop

ONT1:11 pmOntario

$143

Find similar

American Airlines flights from Ontario to Dallas

Our best American Airlines deals on Ontario to Dallas flight tickets

American Airlines

Feb 17

ONT6:10 amOntario

2h 59m

DFW11:09 amDallas/Fort Worth

Feb 28

DFW12:30 pmDallas/Fort Worth

3h 24m

ONT1:54 pmOntario

$179

Find similar

American Airlines

Jan 1

ONT2:42 pmOntario

3h 07m

DFW7:49 pmDallas/Fort Worth

Jan 7

DFW8:47 amDallas/Fort Worth

3h 21m

ONT10:08 amOntario

$228

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Mon 1/5

6:00 pm-3:11 pm

1 stop19h 11m

Dallas/Fort Worth

Thu 1/8

12:17 pm-1:39 pm

Nonstop3h 22m

$141

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Fri 1/16

8:32 am-1:36 pm

Nonstop3h 04m

Dallas/Fort Worth

Sun 1/18

12:16 pm-1:48 pm

Nonstop3h 32m

$142

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Thu 2/12

2:06 pm-7:11 pm

Nonstop3h 05m

Dallas/Fort Worth

Mon 2/16

8:16 pm-1:11 pm

1 stop18h 55m

$143

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Thu 1/8

10:18 pm-11:07 am

1 stop10h 49m

Dallas/Fort Worth

Sun 1/11

10:21 pm-7:36 am

1 stop11h 15m

$144

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Thu 2/19

6:05 am-3:50 pm

1 stop7h 45m

Dallas/Fort Worth

Sun 2/22

10:31 pm-1:11 pm

1 stop16h 40m

$145

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Thu 1/15

10:18 pm-5:47 am

1 stop5h 29m

Dallas/Fort Worth

Tue 1/20

9:07 pm-2:12 pm

2 stops19h 05m

$147

OntarioDallas

ONT - DAL

ONTDAL

Ontario

Wed 2/11

11:00 am-3:45 pm

Nonstop2h 45m

Dallas Love Field

Sat 2/14

5:15 pm-10:10 pm

1 stop6h 55m

$174

OntarioDallas

ONT - DAL

ONTDAL

Ontario

Wed 2/11

11:00 am-3:45 pm

Nonstop2h 45m

Dallas Love Field

Sat 2/14

2:10 pm-3:30 pm

Nonstop3h 20m

$197

OntarioDallas

ONT - DAL

ONTDAL

Ontario

Sat 1/24

12:41 pm-10:29 pm

1 stop7h 48m

Dallas Love Field

Tue 1/27

2:17 pm-9:05 pm

1 stop8h 48m

$217

OntarioDallas

ONT - DAL

ONTDAL

Ontario

Wed 1/21

12:41 pm-10:29 pm

1 stop7h 48m

Dallas Love Field

Wed 1/28

6:00 am-11:31 am

1 stop7h 31m

$218

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How to get the cheapest flight ticket from Ontario to Dallas

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

Delays

Other information

What is the cheapest month to fly to Dallas?

If you are unable to visit Dallas during the month of April, then departing from Ontario during the month March is also very affordable. Most momondo users find prices during this month for around $205.

What is the cheapest day to depart on your flight to Dallas?

On average, the least expensive day to fly to Dallas from Ontario is on a Friday. momondo users have found tickets for Friday departures for as low as $330. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $412.

What is the cheapest time of day to depart on your flight to Dallas?

Flying to Dallas from Ontario in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $263 when looking at flights departing in the afternoon. At noon is when there is more demand to fly to Dallas, so prices are often more expensive at around $432 per ticket.

What is the cheapest Ontario to Dallas flight route?

Fly from Ontario to Dallas/Fort Worth for the best Ontario - Dallas flight prices

How far in advance should I book a flight to Dallas?

You are more likely to see cheaper flights to Dallas from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Dallas for around $236 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas from Ontario for as low as $189 on momondo.

What cabin class options are available on Ontario to Dallas flights?

There are 4 cabin classes available to choose from on Ontario to Dallas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Ontario to Dallas flight deals and tips

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

Fastest flight time	2h 45m
Direct flights	Every day
Airports in Dallas	3 airports

The fastest flight from Ontario to Dallas takes 2h 45m

Direct flights go from Ontario to Dallas every day.

There are 3 airports in Dallas. From Ontario there are direct flights to Dallas/Fort Worth (DFW), Dallas Love Field (DAL).

Search flight deals

How far is Ontario to Dallas by plane?
Dallas is 1202.4 mi away from Ontario. By plane, this route typically takes 2h 45m.
When did momondo last update prices for flights from Ontario Airport to Dallas?
Prices for flights from Ontario Airport to Dallas refresh daily.
How many operators does momondo search for flights from Ontario Airport to Dallas?
The number of operators available for flights from Ontario Airport to Dallas is 6 as of December 2025.
How old do you have to be to fly from Ontario Airport to Dallas?
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 Ontario Airport to Dallas.
What documentation or ID do you need to fly to Dallas?
The necessary travel and health documents for your Dallas trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ontario to Dallas

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

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $78	Free Cancellation	Rating 6.3 8,194 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $88	Free Cancellation	Rating 5.8 3,073 reviews	Search Frontier flights
Southwest	PriceFrom $160	Free Cancellation	Rating 8.0 4,256 reviews	Search Southwest flights
American Airlines	PriceFrom $186	Free Cancellation	Rating 7.2 11,052 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $225	Free Cancellation	Rating 8.0 11,518 reviews	Search Alaska Airlines flights
Delta	PriceFrom $297	Free Cancellation	Rating 7.9 8,015 reviews	Search Delta flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Dallas from Ontario.

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

Flights from Ontario to Dallas with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 Dallas from Ontario.

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

If you are not ready to book a flight from Ontario to Dallas now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Dallas and let you know when they change.

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Find better results for your trip to the United States

Fly into one of these airports located in Dallas

Dallas Love Field Airport

Dallas/Fort Worth Airport

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Flights to Las Vegasfrom $38

Flights to Washington, D.C.from $58

Flights to Bostonfrom $50

Flights to Atlantafrom $47

Flights to Seattlefrom $55

Flights to Denverfrom $57

Cheap flights from Ontario to Dallas from $61

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Dallas departing on 1/6. 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 Ontario to Dallas

Our best Frontier deals on Ontario to Dallas flight tickets

American Airlines flights from Ontario to Dallas

Our best American Airlines deals on Ontario to Dallas flight tickets

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Use the filters below to find and compare flights from Ontario to Dallas that are best for you.

See travel insights to Dallas from

How to get the cheapest flight ticket from Ontario to Dallas

What is the cheapest month to fly to Dallas?

If you are unable to visit Dallas during the month of April, then departing from Ontario during the month March is also very affordable. Most momondo users find prices during this month for around $205.

What is the cheapest day to depart on your flight to Dallas?

What is the cheapest time of day to depart on your flight to Dallas?

What is the cheapest Ontario to Dallas flight route?

Fly from Ontario to Dallas/Fort Worth for the best Ontario - Dallas flight prices

How far in advance should I book a flight to Dallas?

What cabin class options are available on Ontario to Dallas flights?

There are 4 cabin classes available to choose from on Ontario to Dallas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

Frontier, Southwest, and Delta are the most popular carriers operating from Ontario to Dallas

What airlines fly to Dallas?

How often are flights from Ontario to Dallas delayed?

Historically, on average around 14% of flights between Ontario and Dallas have experienced a delay on any given week. The average delay length over the past 12 months has been 145 minutes.

What is the most punctual flight time for Ontario to Dallas flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Ontario to Dallas flights?

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 14% of their flights experiencing any sort of delay.

How many flights depart from Ontario to Dallas on average per day?

As of December 2025, 16 flights take off from Ontario and land in Dallas each day. The most common flight departure time for this route is 10:00AM, with 53% of daily flights taking off at noon.

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

118 flights are operational weekly from Ontario to Dallas as of December 2025. The most popular departure day for this route is Tue, with 19% of flights per week taking off on this day.

Cheap Ontario to Dallas flight deals and tips

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

Fastest flight time

Direct flights

Airports in Dallas

How far is Ontario to Dallas by plane?

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

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

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

What documentation or ID do you need to fly to Dallas?

Best airlines flying from Ontario to Dallas

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

Why use momondo?

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

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

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

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

An easier way to manage your Dallas 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.

Find better results for your trip to the United States

Fly into one of these airports located in Dallas

Airports listed have a maximum distance of 15.5 mi from Dallas