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$157+ Cheap flights from West Palm Beach to Ontario (PBI - ONT)

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
PBI — ONT
May 17 — May 241
Sat 5/17
Sat 5/24
1 adult, Economy
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Cheap flight deals from West Palm Beach to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from West Palm Beach (PBI) to Ontario (ONT). 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 May 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$332
(Delta)

One-way from

$157
(Delta)

Popular in

March

Cheapest in

May

Average price

$312
Provider with most accurate pricing for Palm Beach Intl-Ontario flight deals.
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Provider most trusted by Cheapflights users for Palm Beach Intl-Ontario flights.
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From Palm Beach Intl to Ontario
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One-way flight from Palm Beach Intl to Ontario
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Highest demand for flights based on searches. 21% potential increase in price ($133 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from West Palm Beach to Ontario

Cheapest flights from West Palm Beach to Ontario
Explore the most affordable flight options available from West Palm Beach to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 12, 2025.

This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/246:00 amPBI - ONT
1 stop7h 38mDelta
Thu 7/311:49 amONT - PBI
1 stop9h 59mDelta
Deal found 5/11$332
This American Airlines deal was found by Cheapflights users on 5/11. 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 7/31:54 pmPBI - ONT
1 stop10h 39mAmerican Airlines
Wed 7/98:15 amONT - PBI
1 stop7h 24mAmerican Airlines
Deal found 5/11$334
This Southwest deal was found by Cheapflights users on 5/11. 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.
Thu 7/35:10 pmPBI - ONT
2 stops9h 45mSouthwest
Wed 7/96:35 pmONT - PBI
2 stops13h 10mSouthwest
Deal found 5/11$375
This JetBlue deal was found by Cheapflights users on 5/12. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/291:40 pmPBI - ONT
1 stop10h 31mJetBlue
Mon 6/210:59 pmONT - PBI
1 stop10h 22mJetBlue
Deal found 5/12$417
This United Airlines deal was found by Cheapflights users on 5/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2412:55 pmPBI - ONT
2 stops12h 31mUnited Airlines
Sun 5/256:00 amONT - PBI
1 stop6h 51mUnited Airlines
Deal found 5/11$462
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 5/3011:38 amPBI - ONT
2 stops14h 08mAlaska Airlines
Mon 6/27:20 pmONT - PBI
2 stops12h 24mAlaska Airlines
Deal found 5/12$677

Cheapflights Fare Finder

Customize your flight search to find flights from West Palm Beach to Ontario 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 May 12, 2025.
Use the filters below to find and compare flights from West Palm Beach to Ontario that are best for you.

Fly from

West Palm Beach

Fly to

Ontario

Route

Depart

Return

Price

West Palm BeachOntario

PBI - ONT

PBIONT

Palm Beach Intl

Tue 6/24

6:00 am-10:38 am

1 stop7h 38m

Ontario

Thu 7/3

11:49 am-12:48 am

1 stop9h 59m

$332

West Palm BeachOntario

PBI - ONT

PBIONT

Palm Beach Intl

Thu 7/3

1:54 pm-9:33 pm

1 stop10h 39m

Ontario

Wed 7/9

8:15 am-6:39 pm

1 stop7h 24m

$334

West Palm BeachOntario

PBI - ONT

PBIONT

Palm Beach Intl

Thu 7/3

5:10 pm-11:55 pm

2 stops9h 45m

Ontario

Wed 7/9

6:35 pm-10:45 am

2 stops13h 10m

$375

West Palm BeachOntario

PBI - ONT

PBIONT

Palm Beach Intl

Thu 5/29

1:40 pm-9:11 pm

1 stop10h 31m

Ontario

Mon 6/2

10:59 pm-12:21 pm

1 stop10h 22m

$417

West Palm BeachOntario

PBI - ONT

PBIONT

Palm Beach Intl

Sat 5/24

12:55 pm-10:26 pm

2 stops12h 31m

Ontario

Sun 5/25

6:00 am-3:51 pm

1 stop6h 51m

$462

West Palm BeachOntario

PBI - ONT

PBIONT

Palm Beach Intl

Fri 5/30

11:38 am-10:46 pm

2 stops14h 08m

Ontario

Mon 6/2

7:20 pm-10:44 am

2 stops12h 24m

$677

West Palm BeachOntario

PBI - ONT

PBIONT

Palm Beach Intl

Tue 7/1

4:52 pm-10:25 pm

1 stop8h 33m

$157

West Palm BeachOntario

PBI - ONT

PBIONT

Palm Beach Intl

Sat 6/14

11:14 am-9:59 pm

1 stop13h 45m

$190

West Palm BeachOntario

PBI - ONT

PBIONT

Palm Beach Intl

Thu 6/5

7:35 pm-11:59 pm

1 stop7h 24m

$191

West Palm BeachOntario

PBI - ONT

PBIONT

Palm Beach Intl

Mon 6/23

12:25 pm-11:10 pm

2 stops13h 45m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Showing 1-10 of 12 results
1
2

Compare providers for flights from West Palm Beach to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from West Palm Beach to Ontario in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on West Palm Beach-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on West Palm Beach-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from West Palm Beach-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on West Palm Beach-Ontario flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for West Palm Beach-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from West Palm Beach to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from West Palm Beach 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 West Palm Beach to Ontario

What is the cheapest month to book a flight from West Palm Beach to Ontario?

Currently, August is the cheapest month in which you can book a flight from West Palm Beach to Ontario (average of $246). Flying from West Palm Beach to Ontario in March is currently the most expensive (average of $328). 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 PBI to ONT?

Find hourly flight availability from West Palm Beach to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 12, 2025.

One of the essential ways to save on airfare from West Palm Beach to Ontario is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 35% on airfare.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated May 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from West Palm Beach to Ontario by reading reviews from past customers. 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,290 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,724 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
JetBlue
7.3
Good
2,924 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What are the cheapest airlines flying from West Palm Beach to Ontario round-trip?

    Flying on Delta is currently your cheapest option to Ontario, with prices starting at $332. Additional round-trip tickets that might be worth considering are offered by American Airlines and Southwest, with the lowest prices starting at $334 and $375, respectively. Delta is priced at 30% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from West Palm Beach to Ontario one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $157. Users have also found prices from $190 and $191 on JetBlue and American Airlines, respectively.

  • Can I find deals for flights from West Palm Beach to Ontario that include hotel bookings?

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

  • How can I find direct flights from West Palm Beach to Ontario?

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

  • Can I find deals for business class flights from West Palm Beach to Ontario?

    Yes. Cheapflights offers flight deals from West Palm Beach 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.

  • What is the cheapest month to book a flight from West Palm Beach to Ontario?

    Currently, August is the cheapest month in which you can book a flight from West Palm Beach to Ontario (average of $246). Flying from West Palm Beach to Ontario in March is currently the most expensive (average of $328). 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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Alternative routes for West Palm Beach to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from West Palm Beach to Ontario

Discover the top 2 airlines that operate flights from West Palm Beach to Ontario. 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 May 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$420FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$274Average$526FlexibilityNo cancel feeOn-time71%

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