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$54+ Cheap flights from Ontario (ONT) to Gilbert, AZ

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PHX
Feb 4 — Feb 111
Tue 2/4
Tue 2/11
1 adult, Economy
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The best prices from Ontario to Gilbert are usually found in June or July, booked 75 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from Ontario to Gilbert

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Gilbert (G1L). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 30, 2025.

Round-trip from

$117
(Mytrip)

One-way from

$54
(Mytrip)

Popular in

December

Cheapest in

June

Average price

$271
From Ontario to Gilbert
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One-way flight from Ontario to Gilbert
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Highest demand for flights based on searches. 32% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from Ontario to Gilbert

Cheapest flights from Ontario to Gilbert
Explore the most affordable flight options available from Ontario to Gilbert. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.

This Mytrip deal was found by Cheapflights users on 1/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/1712:59 amONT - PHX
1 stop15h 02mFrontier
Wed 2/266:12 pmPHX - ONT
1 stop6h 54mFrontier
Deal found 1/30$117
This Southwest deal was found by Cheapflights users on 1/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/262:35 pmONT - PHX
Nonstop1h 15mSouthwest
Wed 2/268:25 pmPHX - ONT
Nonstop1h 20mSouthwest
Deal found 1/30$132
This American Airlines deal was found by Cheapflights users on 1/30. 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.
Thu 2/277:30 pmONT - PHX
Nonstop1h 16mAmerican Airlines
Mon 3/38:44 amPHX - ONT
Nonstop1h 28mAmerican Airlines
Deal found 1/30$137
This Expedia deal was found by Cheapflights users on 1/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2712:59 amONT - PHX
1 stop7h 23mMultiple Airlines
Wed 4/309:00 amPHX - ONT
2 stops14h 58mMultiple Airlines
Deal found 1/29$242
This Alaska Airlines deal was found by Cheapflights users on 1/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/16:00 amONT - PHX
1 stop14h 00mAlaska Airlines
Tue 3/46:13 amPHX - ONT
2 stops11h 46mAlaska Airlines
Deal found 1/30$340

Find flights from Ontario to Gilbert within your budget

Customize your flight search to find flights from Ontario to Gilbert 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 January 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Mon 2/17

12:59 am-5:01 pm

1 stop15h 02m

Phoenix Sky Harbor Intl

Wed 2/26

6:12 pm-12:06 am

1 stop6h 54m

$117

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Wed 2/26

2:35 pm-4:50 pm

Nonstop1h 15m

Phoenix Sky Harbor Intl

Wed 2/26

8:25 pm-8:45 pm

Nonstop1h 20m

$132

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Thu 2/27

7:30 pm-9:46 pm

Nonstop1h 16m

Phoenix Sky Harbor Intl

Thu 3/6

8:26 am-8:47 am

Nonstop1h 21m

$137

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Sun 4/27

12:59 am-8:22 am

1 stop7h 23m

Phoenix Sky Harbor Intl

Wed 4/30

9:00 am-11:58 pm

2 stops14h 58m

$242

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Wed 3/5

11:45 am-11:59 pm

1 stop11h 14m

Phoenix Sky Harbor Intl

Wed 3/12

6:00 am-4:59 pm

2 stops10h 59m

$376

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Tue 2/18

6:00 am-7:34 pm

1 stop12h 34m

Phoenix Sky Harbor Intl

Mon 2/24

8:37 am-8:40 pm

1 stop13h 03m

$485

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Mon 2/24

2:43 pm-9:58 pm

1 stop6h 15m

$54

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Thu 3/13

7:10 pm-8:25 pm

Nonstop1h 15m

$69

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Sat 2/22

6:13 am-8:32 am

Nonstop1h 19m

$84

OntarioPhoenix

ONT - PHX

ONTPHX

Ontario

Tue 3/4

6:00 am-3:28 pm

1 stop8h 28m

$162

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

Showing 1-10 of 12 results
1
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Best time to book a flight from Ontario to Gilbert

Have a flexible travel schedule? Discover the best time to fly to Gilbert 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.

Travel insights for flights from Ontario to Gilbert

Get recent, data-driven insights about flights from Ontario to Gilbert including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Gilbert. Price data was last updated on January 24, 2025.

The best time to book flights from Ontario to Gilbert is 56 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Gilbert (average of $258). Flying from Ontario to Gilbert in March is currently the most expensive (average of $337). 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 G1L?

Find hourly flight availability from Ontario to Gilbert. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Gilbert as you normally would.

What is the cheapest day to fly from Ontario to Gilbert?

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

Travelers seeking maximum savings on their Ontario to Gilbert flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Ontario to Gilbert

Explore weekly flight availability from Ontario to Gilbert. 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 January 30, 2025.

The most flights from ONT to G1L are scheduled on a Thursday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Gilbert by month

Plan your trip to Gilbert by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Gilbert ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Gilbert when rainfall is around 0.0 in.

Temperature in Gilbert by month

Plan your trip to Gilbert by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Gilbert, 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 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Gilbert

Get insights into the airlines that provide service to Gilbert. 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 Gilbert. Reviews last updated January 30, 2025.
Read through reviews of airlines operating flights from Ontario to Gilbert, such as Southwest, Alaska Airlines and Delta. 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.
Southwest
8.1
Very good
4,585 reviews

Crew

8.7

Food

7.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.1
Very good
4,585 reviews
Southwest
8.1
Very good
4,585 reviews

Crew

8.7

Food

7.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.0
Very good
9,688 reviews
Southwest
8.1
Very good
4,585 reviews

Crew

8.7

Food

7.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
8,454 reviews
Southwest
8.1
Very good
4,585 reviews

Crew

8.7

Food

7.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
8,913 reviews
Southwest
8.1
Very good
4,585 reviews

Crew

8.7

Food

7.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,585 reviews

Crew

8.7

Food

7.1

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Ontario to Gilbert. 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 Gilbert?

    If you book a flight to Gilbert from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario. There are 7 flights from Ontario to Gilbert per day from 4 different airlines.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $54. However, be on the lookout for offers from Southwest and American Airlines, as they are both options that can get you from Ontario to Gilbert for a low price.

  • What are the most reliable airlines from Ontario to Gilbert?

    Before booking your flight to Gilbert from Ontario, check out the most reliable airlines to get you to your destination on time: British Airways (98%), Envoy Air (97%), American Airlines( 93%).

  • What are the cheapest flights from Ontario to Gilbert?

    Looking for the cheapest flight from Ontario to Gilbert? While on average our users pay $724, our data indicates the cheapest price to be $123. The most popular route (Ontario - Phoenix Sky Harbor Intl), is priced around $107.

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

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

  • How can I find direct flights from Ontario to Gilbert?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Gilbert 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 Gilbert?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Gilbert (average of $258). Flying from Ontario to Gilbert in March is currently the most expensive (average of $337). 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.

See more FAQs

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Top 4 airlines flying from Ontario to Gilbert

Discover the top 4 airlines that operate flights from Ontario to Gilbert. 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 January 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$30Average$60FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$38Average$98FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$121Average$313FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$129Average$325FlexibilityNo cancel feeOn-time71%
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