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

122 flights are operational weekly from Ontario to Dallas as of October 2025. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.

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

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

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

As of October 2025, 17 flights take off from Ontario and land in Dallas each day. The most common flight departure time for this route is 2:00PM, with 52% of daily flights taking off at noon.

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.

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 October 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.

$55 Cheap Flights from Ontario to Dallas in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Ontario to Dallas

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:15 pm - 9:30 pmONT-DFW

3h 15mnonstop

6:30 am - 7:50 amDFW-ONT

3h 20mnonstop

$121Frontier

Find Deal

Sun, Nov 16 - Thu, Nov 20

8:24 am - 1:31 pmONT-DFW

3h 07mnonstop

2:09 pm - 3:22 pmDFW-ONT

3h 13mnonstop

$123Frontier

Find Deal

Fri, Oct 31 - Sun, Nov 2

7:22 am - 12:36 pmONT-DFW

3h 14mnonstop

2:00 pm - 8:42 pmDFW-ONT

8h 42m1 stop

$124Frontier

Find Deal

Sun, Nov 16 - Wed, Nov 19

4:15 pm - 9:30 pmONT-DFW

3h 15mnonstop

9:50 pm - 8:42 pmDFW-ONT

24h 52m1 stop

$126Multiple Airlines

Find Deal

Sun, Nov 16 - Tue, Nov 18

8:45 am - 12:10 amONT-DFW

13h 25m1 stop

9:50 pm - 8:42 pmDFW-ONT

24h 52m1 stop

$130Multiple Airlines

Find Deal

Tue, Nov 11 - Tue, Nov 18

12:46 pm - 5:48 pmONT-DFW

3h 02mnonstop

10:29 am - 11:53 amDFW-ONT

3h 24mnonstop

$145American Airlines

Find Deal

Sat, Dec 6 - Tue, Dec 9

12:45 pm - 5:35 pmONT-DAL

2h 50mnonstop

6:00 pm - 7:15 pmDAL-ONT

3h 15mnonstop

$147Southwest

Find Deal

Fri, Dec 5 - Tue, Dec 9

5:30 am - 1:10 pmONT-DAL

5h 40m1 stop

6:00 pm - 7:15 pmDAL-ONT

3h 15mnonstop

$156Southwest

Find Deal

Sat, Dec 6 - Tue, Dec 9

10:30 pm - 9:46 amONT-DAL

9h 16m1 stop

6:00 am - 11:38 amDAL-ONT

7h 38m1 stop

$217Delta

Find Deal

Fri, Feb 20 - Sat, Feb 28

10:30 pm - 9:46 amONT-DAL

9h 16m1 stop

6:00 am - 11:38 amDAL-ONT

7h 38m1 stop

$243Delta

Find Deal

Fri, Feb 20 - Thu, Feb 26

Frontier flights from Ontario to Dallas

Our best Frontier deals on Ontario to Dallas flight tickets

Frontier

Nov 16

ONT4:15 pmOntario

3h 15m

DFW9:30 pmDallas/Fort Worth

Nov 20

DFW6:30 amDallas/Fort Worth

3h 20m

ONT7:50 amOntario

$121

Find similar

Frontier

Oct 31

ONT8:24 amOntario

3h 07m

DFW1:31 pmDallas/Fort Worth

Nov 2

DFW2:09 pmDallas/Fort Worth

3h 13m

ONT3:22 pmOntario

$123

Find similar

Frontier

Oct 28

ONT6:53 amOntario

15h 17m

1 stop

DFW12:10 amDallas/Fort Worth

Nov 16

DFW1:31 pmDallas/Fort Worth

3h 14m

ONT2:45 pmOntario

$124

Find similar

Southwest flights from Ontario to Dallas

Our best Southwest deals on Ontario to Dallas flight tickets

Southwest

Dec 5

ONT12:45 pmOntario

2h 50m

DAL5:35 pmDallas Love Field

Dec 9

DAL6:00 pmDallas Love Field

3h 15m

ONT7:15 pmOntario

$147

Find similar

Southwest

Dec 6

ONT5:30 amOntario

5h 40m

1 stop

DAL1:10 pmDallas Love Field

Dec 9

DAL6:00 pmDallas Love Field

3h 15m

ONT7:15 pmOntario

$156

Find similar

Southwest

Dec 5

ONT12:45 pmOntario

2h 50m

DAL5:35 pmDallas Love Field

Dec 8

DAL6:00 pmDallas Love Field

3h 15m

ONT7:15 pmOntario

$159

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Sun 11/16

4:15 pm-9:30 pm

Nonstop3h 15m

Dallas/Fort Worth

Thu 11/20

6:30 am-7:50 am

Nonstop3h 20m

$121

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Fri 10/31

8:24 am-1:31 pm

Nonstop3h 07m

Dallas/Fort Worth

Sun 11/2

2:09 pm-3:22 pm

Nonstop3h 13m

$123

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Sun 11/16

7:22 am-12:36 pm

Nonstop3h 14m

Dallas/Fort Worth

Wed 11/19

2:00 pm-8:42 pm

1 stop8h 42m

$124

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Sun 11/16

4:15 pm-9:30 pm

Nonstop3h 15m

Dallas/Fort Worth

Tue 11/18

9:50 pm-8:42 pm

1 stop24h 52m

$126

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Tue 11/11

8:45 am-12:10 am

1 stop13h 25m

Dallas/Fort Worth

Tue 11/18

9:50 pm-8:42 pm

1 stop24h 52m

$130

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Sat 12/6

12:46 pm-5:48 pm

Nonstop3h 02m

Dallas/Fort Worth

Tue 12/9

10:29 am-11:53 am

Nonstop3h 24m

$145

OntarioDallas

ONT - DAL

ONTDAL

Ontario

Fri 12/5

12:45 pm-5:35 pm

Nonstop2h 50m

Dallas Love Field

Tue 12/9

6:00 pm-7:15 pm

Nonstop3h 15m

$147

OntarioDallas

ONT - DAL

ONTDAL

Ontario

Sat 12/6

5:30 am-1:10 pm

1 stop5h 40m

Dallas Love Field

Tue 12/9

6:00 pm-7:15 pm

Nonstop3h 15m

$156

OntarioDallas

ONT - DAL

ONTDAL

Ontario

Fri 2/20

10:30 pm-9:46 am

1 stop9h 16m

Dallas Love Field

Sat 2/28

6:00 am-11:38 am

1 stop7h 38m

$217

OntarioDallas

ONT - DAL

ONTDAL

Ontario

Fri 2/20

10:30 pm-9:46 am

1 stop9h 16m

Dallas Love Field

Thu 2/26

6:00 am-11:38 am

1 stop7h 38m

$243

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 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

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 $200.

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 $341. 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 $424.

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 $281 when looking at flights departing in the afternoon. In the morning is when there is more demand to fly to Dallas, so prices are often more expensive at around $399 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 $235 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 $209 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	2 airports

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

Direct flights go from Ontario to Dallas every day.

There are 2 airports near Dallas: 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 October 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
Frontier	PriceFrom $89	Free Cancellation	Rating 5.8 3,129 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $103	Free Cancellation	Rating 6.3 8,096 reviews	Search Spirit Airlines flights
Delta	PriceFrom $153	Free Cancellation	Rating 7.9 7,979 reviews	Search Delta flights
Southwest	PriceFrom $165	Free Cancellation	Rating 8.0 4,235 reviews	Search Southwest flights
American Airlines	PriceFrom $181	Free Cancellation	Rating 7.2 11,027 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $225	Free Cancellation	Rating 8.0 11,141 reviews	Search Alaska Airlines 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.

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Fri 11/21

Fri 11/28

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

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

Popular cities in the United States

Flights to New Yorkfrom $49

Flights to Los Angelesfrom $48

Flights to Miamifrom $49

Flights to Chicagofrom $49

Flights to Orlandofrom $54

Flights to Las Vegasfrom $38

Flights to San Franciscofrom $48

Flights to Washington, D.C.from $49

Flights to Bostonfrom $58

Flights to Atlantafrom $48

Flights to Seattlefrom $58

Flights to Denverfrom $52

Cheap flights from Ontario to Dallas from $55

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 11/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Ontario to Dallas

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Frontier flights from Ontario to Dallas

Our best Frontier deals on Ontario to Dallas flight tickets

Southwest flights from Ontario to Dallas

Our best Southwest deals on Ontario to Dallas flight tickets

momondo Fare Finder

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

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

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 $200.

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 American Airlines are the most popular carriers operating from Ontario to Dallas

What airlines fly to Dallas?

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

As of October 2025, 17 flights take off from Ontario and land in Dallas each day. The most common flight departure time for this route is 2:00PM, with 52% of daily flights taking off at noon.

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

122 flights are operational weekly from Ontario to Dallas as of October 2025. The most popular departure day for this route is Mon, with 16% 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