Find cheap flights from Dallas to Ontario - Compare and Save

These are the earliest and latest flight times available from Dallas to Ontario:

• Earliest: departs at 5:01 am and lands at 8:17 am
• Latest: departs at 10:56 pm and lands at 2:12 am.

The flight takes about 3h 16m.

Four cabin classes are available on flights from Dallas to Ontario:

• Economy Class
• Premium Economy Class
• Business Class
• First Class

Prices vary by airline.

A nonstop flight from Dallas to Ontario takes 3h 16m, covering 1,199 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Round-trip flights from Dallas to Ontario range from $202 to $396, with an average of $286 over the past 12 months. Anything below $202 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 21% above the $286 route average. Book 22 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $241 round-trip via Denver Intl (DEN), compared to $287 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $45–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

Morning is the busiest departure period on Dallas to Ontario flights, with 43% of flights leaving in that window. Evening departures account for 28%, afternoon flights for 15%, and night flights for 14%.

American Airlines is the only airline on the Dallas to Ontario route offering in-flight Wi-Fi. Pricing depends on fare class.

Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:

• Fox
• Thrifty
• Europcar
• Dollar
• Alamo

Flights from Dallas to Ontario may depart from several airports in Dallas area, including Dallas Addison (ADS), Dallas Love Field (DAL) and Dallas/Fort Worth (DFW). Flights usually arrive at Ontario (ONT).

One-stop flights from Dallas to Ontario most commonly connect through:

• Denver Intl (DEN) - 43% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) - 25% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) - 17% of one-stop connections
• Salt Lake City (SLC) - 11% of one-stop connections

Yes. Flexible dates can save you up to 29% on flights from Dallas to Ontario. Thursday is the cheapest departure day at $260 round-trip on average, while Sunday is the most expensive at $365, a difference of $105.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

3 airlines operate flights between Dallas and Ontario. The airlines offering nonstop flights on this route include:

• American Airlines
• Southwest
• Frontier

Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 4h 58m, compared with 5h 55m via Salt Lake City (SLC) and 6h 58m via Houston George Bush Intcntl (IAH).

Ontario is 2 hours behind Dallas (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

Among airlines operating Dallas to Ontario flights:

• Frontier: offers free seat selection
• American Airlines: offers extra legroom; offers free seat selection
• Southwest: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• American Airlines: a cabin bag and a checked bag in Economy Class
• Southwest: a cabin bag and a checked bag in Economy Class
• Frontier: a cabin bag and a checked bag in Business Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.