Question 1

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

Accepted Answer

Tuesday 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.

Question 2

How have Ontario to Dallas/Fort Worth Airport flight prices changed over time?

Accepted Answer

As of February 2026, prices for Ontario to Dallas/Fort Worth Airport flights are approximately 3% more expensive when compared to flights at the same time last year.

Question 3

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

Accepted Answer

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

Question 4

How far in advance should I book a flight to Dallas/Fort Worth Airport?

Accepted Answer

You are more likely to see cheaper flights to Dallas/Fort Worth Airport from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Dallas/Fort Worth Airport for around $238 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas/Fort Worth Airport from Ontario for as low as $190 on momondo.

Question 5

How many flights depart from Ontario to Dallas/Fort Worth Airport on average per week?

Accepted Answer

As of February 2026, 103 flights take off from Ontario and land in Dallas/Fort Worth Airport each week. The most common flight departure day for this route is Thu, with 16% of weekly flights taking off on this day.

Question 6

What is the cheapest Ontario to Dallas/Fort Worth flight route?

Accepted Answer

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

Question 7

What is the cheapest time of day to depart on your flight to Dallas/Fort Worth Airport?

Accepted Answer

Flying to Dallas/Fort Worth Airport from Ontario in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $265 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $421 on average. Flights to Dallas/Fort Worth Airport from Ontario at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Question 8

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

Accepted Answer

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

Question 9

What is the cheapest day to depart on your flight to Dallas/Fort Worth Airport?

Accepted Answer

On average, the least expensive day to fly to Dallas/Fort Worth Airport from Ontario is on a Friday. momondo users have found tickets for Friday departures for as low as $324. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Dallas/Fort Worth Airport for around $417.

Question 10

How often are flights from Ontario to Dallas delayed?

Accepted Answer

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 142 minutes.

Question 11

How many flights depart from Ontario to Dallas/Fort Worth Airport on average per day?

Accepted Answer

The number of flights available between Ontario and Dallas/Fort Worth Airport is 14 per day as of February 2026. The most frequent departure time is 10:00AM, with 70% of daily flights leaving at noon.

Question 12

Can stopping save me money on Ontario to Dallas/Fort Worth Airport flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between Ontario to Dallas/Fort Worth Airport.

Question 13

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

Accepted Answer

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.

Question 14

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

Accepted Answer

Frontier is the most popular carrier operating from Ontario to Dallas/Fort Worth

Question 15

What airlines fly to Dallas/Fort Worth Airport?

Accepted Answer

American Airlines, Frontier and Spirit Airlines are the top three most popular airlines that fly to Dallas/Fort Worth Airport from Ontario according to our data. American Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Dallas/Fort Worth Airport. Keep in mind that there are 8 different airlines that fly to Dallas/Fort Worth Airport on a routine basis, so you have a few additional options to choose from.

Question 16

What is the cheapest month to fly to Dallas/Fort Worth Airport?

Accepted Answer

The cheapest month to fly to Dallas/Fort Worth Airport from Ontario is in April. Flight prices, which tend to average around $178, are often lower during this time because this is during the off-season. If you’re not able to fly to Dallas/Fort Worth Airport in April, then March is your next best option. Flight prices from Ontario to Dallas/Fort Worth Airport during March average around $206.

Question 17

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

Accepted Answer

Prices for flights from Ontario Airport to Dallas/Fort Worth Airport were last updated today.

Question 18

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

Accepted Answer

The number of operators available for flights from Ontario Airport to Dallas/Fort Worth Airport is 6 as of February 2026.

Question 19

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

Accepted Answer

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/Fort Worth Airport.

Question 20

What documentation or ID do you need to fly to Dallas/Fort Worth Airport?

Accepted Answer

The travel and health documents required for your trip to Dallas/Fort Worth Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Dallas/Fort Worth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best Price Found	$142
Fastest flight time	2h 45m
Direct flights	Every day

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $65	Free Cancellation	Rating 6.3 8,411 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $82	Free Cancellation	Rating 5.7 3,051 reviews	Search Frontier flights
Delta	PriceFrom $153	Free Cancellation	Rating 7.9 8,142 reviews	Search Delta flights
Southwest	PriceFrom $159	Free Cancellation	Rating 8.0 4,273 reviews	Search Southwest flights
American Airlines	PriceFrom $185	Free Cancellation	Rating 7.2 11,218 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $225	Free Cancellation	Rating 8.0 11,836 reviews	Search Alaska Airlines flights

Cheap flights from Ontario to Dallas from $66

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 3/9. 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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How to get the cheapest flight ticket from Ontario to Dallas/Fort Worth Airport

What is the cheapest month to fly to Dallas/Fort Worth Airport?

What is the cheapest day to depart on your flight to Dallas/Fort Worth Airport?

What is the cheapest time of day to depart on your flight to Dallas/Fort Worth Airport?

What is the cheapest Ontario to Dallas/Fort Worth flight route?

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

How far in advance should I book a flight to Dallas/Fort Worth Airport?

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

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

Can stopping save me money on Ontario to Dallas/Fort Worth Airport flights?

No. A direct flight is the cheapest option for a flight between Ontario to Dallas/Fort Worth Airport.

How have Ontario to Dallas/Fort Worth Airport flight prices changed over time?

As of February 2026, prices for Ontario to Dallas/Fort Worth Airport flights are approximately 3% more expensive when compared to flights at the same time last year.

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

Frontier is the most popular carrier operating from Ontario to Dallas/Fort Worth

What airlines fly to Dallas/Fort Worth Airport?

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 142 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?

Tuesday 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 13% of their flights experiencing any sort of delay.

How many flights depart from Ontario to Dallas/Fort Worth Airport on average per day?

The number of flights available between Ontario and Dallas/Fort Worth Airport is 14 per day as of February 2026. The most frequent departure time is 10:00AM, with 70% of daily flights leaving at noon.

How many flights depart from Ontario to Dallas/Fort Worth Airport on average per week?

As of February 2026, 103 flights take off from Ontario and land in Dallas/Fort Worth Airport each week. The most common flight departure day for this route is Thu, with 16% of weekly flights taking off on this day.

When to book flights from Ontario to Dallas/Fort Worth Airport

Cheap Ontario to Dallas/Fort Worth Airport (ONT to DFW) flight deals and tips

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How far is Ontario to Dallas/Fort Worth by plane?

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

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

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

What documentation or ID do you need to fly to Dallas/Fort Worth Airport?

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What is the most popular airline from Ontario to Dallas/Fort Worth Airport?

Best airlines flying from Ontario to Dallas/Fort Worth Airport

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