Question 1

What are the cheapest airlines to fly from Dallas to Region of Ontario one-way?

Accepted Answer

The cheapest airlines for a one-way flight from Dallas to Region of Ontario are American Airlines ($173), Air Canada ($210), and United Airlines ($226).

Question 2

How far ahead should I book a flight from Dallas to Region of Ontario?

Accepted Answer

The price you pay for your flight from Dallas to Region of Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 3

What is the cheapest month to book a flight from Dallas to Region of Ontario?

Accepted Answer

Currently, April is the cheapest month in which you can book a flight from Dallas to Region of Ontario (average of $556). Flying from Dallas to Region of Ontario in July is currently the most expensive (average of $695). 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.

Question 4

What is the cheapest day to fly from Dallas to Region of Ontario?

Accepted Answer

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

Question 5

Weekly flight availability from Dallas to Region of Ontario

Accepted Answer

The most flights from A78 to CAON are scheduled on a Monday (15 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (12 on average).

Question 6

E

Accepted Answer

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Question 7

E

Accepted Answer

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Question 8

What are the most popular routes from Dallas to Region of Ontario?

Accepted Answer

When deciding which route to take from Dallas to Region of Ontario consider Dallas/Fort Worth - Toronto Pearson Intl, Dallas/Fort Worth - Montreal Pierre Elliott Trudeau Intl or Dallas/Fort Worth - Toronto Island as they are the most popular.

Question 9

What are the cheapest flights from Dallas to Region of Ontario?

Accepted Answer

Looking for the cheapest flight from Dallas to Region of Ontario? While on average our users pay $1,117, our data indicates the cheapest price to be $214. The most popular route (Dallas/Fort Worth - Toronto Pearson Intl), is priced around $396.

Question 10

What are the most reliable airlines from Dallas to Region of Ontario?

Accepted Answer

Consider GOL (79%), American Airlines (70%) or Porter Airlines (70%) when booking your flight. These represent the most reliable airlines when flying from Dallas to Region of Ontario.

Question 11

What are the most popular airlines that fly from Dallas to Region of Ontario?

Accepted Answer

When booking a flight from Dallas to Region of Ontario, you may want to consider flying on American Airlines, Air Canada or Porter Airlines as they are the most popular for this route.

Question 12

What is the cheapest time of day to fly from DFW to ON?

Accepted Answer

It’s optimal to fly from Dallas to Region of Ontario at noon. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight in the evening.

Question 13

Can I find deals for flights from Dallas to Ontario that include hotel bookings?

Accepted Answer

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

Question 14

How can I find direct flights from Dallas to Ontario?

Accepted Answer

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

Question 15

Can I find deals for business class flights from Dallas to Ontario?

Accepted Answer

Yes. Cheapflights offers flight deals from Dallas 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.

Popular in	December
Cheapest in	April
Average price	$651

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$227	Average$309	FlexibilityNo cancel fee	On-timeN/A
Air Canada	Cheapest$243	Average$654	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$268	Average$642	FlexibilityNo cancel fee	On-time69%
Qatar Airways	Cheapest$293	Average$573	FlexibilityNo cancel fee	On-time68%
Porter Airlines	Cheapest$317	Average$598	FlexibilityNo cancel fee	On-time52%
American Airlines	Cheapest$519	Average$681	FlexibilityNo cancel fee	On-time71%

Cheap flights from Dallas to Ontario

Find cheap flights from Dallas to Ontario with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Dallas to Ontario

Popular in

Cheapest in

Average price

Cheapflights Insights

How far ahead should I book a flight from Dallas to Region of Ontario?

The price you pay for your flight from Dallas to Region of Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 49 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 Dallas to Region of Ontario?

What is the cheapest time of day to fly from DFW to ON?

It’s optimal to fly from Dallas to Region of Ontario at noon. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Dallas to Region of Ontario?

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

Weekly flight availability from Dallas to Region of Ontario

The most flights from A78 to CAON are scheduled on a Monday (15 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (12 on average).

Reviews of airlines servicing Ontario

See what other customers who have flown with Porter Airlines,United Airlines, andQatar Airways from Dallas to Ontario have to say. 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.

Related info for your journey

What are the cheapest airlines to fly from Dallas to Region of Ontario one-way?

What are the most popular routes from Dallas to Region of Ontario?

What are the most reliable airlines from Dallas to Region of Ontario?

What are the cheapest flights from Dallas to Region of Ontario?

Can I find deals for flights from Dallas to Ontario that include hotel bookings?

How can I find direct flights from Dallas to Ontario?

Can I find deals for business class flights from Dallas to Ontario?

What is the cheapest month to book a flight from Dallas to Region of Ontario?

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 Dallas to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Dallas to Ontario by cabin class

Find flights from Dallas to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Dallas and Ontario flights

Browse other Dallas and Ontario flight options. Last updated on October 8, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Dallas to Ontario flights

Consider these flights traveling from Dallas to Ontario.

Top 6 airlines flying from Dallas to Ontario

100% Free

Book with Flexibility

Travel Smart