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Grand Prairie

$67+ Cheap flights from Ontario (ONT) to Grand Prairie, TX

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DFW
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Ontario to Grand Prairie are usually found in April or August, booked 81 days in advance, depart on a Tuesday or Saturday and return on a Thursday

Cheap flight deals from Ontario to Grand Prairie

Keep the following information in mind while searching for Ontario to Grand Prairie flight deals. Data was last updated July 3, 2025.

Round-trip from

$130
(Frontier)

One-way from

$67
(FlightHub)

Popular in

November

Cheapest in

April

Average price

$267
From Ontario to Grand Prairie
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One-way flight from Ontario to Grand Prairie
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Highest demand for flights based on searches. 9% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Ontario to Grand Prairie

Cheapest flights from Ontario to Grand Prairie
Explore the most affordable flight options available from Ontario to Grand Prairie. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Frontier deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/48:09 pmONT - DFW
Nonstop3h 15mFrontier
Fri 9/1210:15 amDFW - ONT
Nonstop3h 18mFrontier
Deal found 7/1$130
This American Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2711:59 pmONT - DFW
Nonstop3h 01mAmerican Airlines
Sat 8/309:48 pmDFW - ONT
Nonstop3h 00mAmerican Airlines
Deal found 7/3$179

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Grand Prairie that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Ontario to Grand Prairie that are best for you.

Fly from

Ontario

Fly to

Grand Prairie

Route

Depart

Return

Price

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Mon 8/4

8:09 pm-1:24 am

Nonstop3h 15m

Dallas/Fort Worth

Fri 9/12

10:15 am-11:33 am

Nonstop3h 18m

$130

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Wed 8/27

11:59 pm-5:00 am

Nonstop3h 01m

Dallas/Fort Worth

Tue 9/2

9:48 pm-10:48 pm

Nonstop3h 00m

$179

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Mon 8/4

12:59 am-9:35 am

1 stop6h 36m

$69

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Wed 8/6

11:59 pm-5:00 am

Nonstop3h 01m

$90

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Tue 8/26

7:10 am-4:55 pm

1 stop7h 45m

$101

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Wed 9/10

6:04 am-3:58 pm

1 stop7h 54m

$108

OntarioDallas

ONT - DFW

ONTDFW

Ontario

Thu 8/28

9:50 am-5:15 pm

1 stop5h 25m

$119

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Ontario to Grand Prairie

Have a flexible travel schedule? Discover the best time to fly to Grand Prairie from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Grand Prairie

How far ahead should I book a flight from Ontario to Grand Prairie?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Grand Prairie. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from Ontario to Grand Prairie, you should look to book at least 81 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Ontario to Grand Prairie?

Currently, August is the cheapest month in which you can book a flight from Ontario to Grand Prairie (average of $216). Flying from Ontario to Grand Prairie in March is currently the most expensive (average of $295). 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.

What is the cheapest time of day to fly from ONT to GR9?

Find hourly flight availability from Ontario to Grand Prairie. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

When flying from Ontario to Grand Prairie, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Ontario to Grand Prairie?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Grand Prairie. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Ontario to Grand Prairie flight should consider departing on Thursday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Ontario to Grand Prairie

Explore weekly flight availability from Ontario to Grand Prairie. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 3, 2025.

The most flights from ONT to GR9 are scheduled on a Thursday (19 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Ontario to Grand Prairie?

Reviews of airlines servicing Grand Prairie

Get insights into the airlines that provide service to Grand Prairie. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Grand Prairie. Reviews last updated July 3, 2025.
Read through reviews of airlines operating flights from Ontario to Grand Prairie, such as Delta, Hawaiian Airlines, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Hawaiian Airlines
7.8
Good
2,545 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Frontier
5.9
Fair
3,286 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from Ontario to Grand Prairie. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Grand Prairie?

    Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Grand Prairie from Ontario. Booking flights from Ontario (ONT) to Grand Prairie should be relatively easy as there are 7 daily outbound flights to Grand Prairie from 6 different airlines.

  • What are the cheapest airlines to fly from Ontario to Grand Prairie one-way?

    One-way options have recently been found by users for as low as $67 on Frontier. Other airlines that offer cheap prices include American Airlines from $90 and Hawaiian Airlines from $101 one-way.

  • What are the most reliable airlines from Ontario to Grand Prairie?

    No one likes to see their flight delayed. When booking a flight from Ontario to Grand Prairie consider choosing Frontier (77%), American Airlines (76%) or British Airways (76%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Ontario to Grand Prairie?

    Looking for the cheapest flight from Ontario to Grand Prairie? While on average our users pay $1,347, our data indicates the cheapest price to be $102. The most popular route (Ontario - Dallas/Fort Worth), is priced around $143.

  • Can I find deals for flights from Ontario to Grand Prairie that include hotel bookings?

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

  • How can I find direct flights from Ontario to Grand Prairie?

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

  • Can I find deals for business class flights from Ontario to Grand Prairie?

    Yes. Cheapflights offers flight deals from Ontario to Grand Prairie by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Grand Prairie?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Grand Prairie (average of $216). Flying from Ontario to Grand Prairie in March is currently the most expensive (average of $295). 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.

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Top 6 airlines flying from Ontario to Grand Prairie

Discover the top 6 airlines that operate flights from Ontario to Grand Prairie. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$77Average$184FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$83Average$166FlexibilityNo cancel feeOn-time65%
DeltaCheapest$173Average$398FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$180Average$432FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$200Average$368FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$225Average$258FlexibilityNo cancel feeOn-time75%

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