What are the cheapest airlines flying from Ontario to Valparaiso, Florida round-trip?

Our cheapest airline available from Ontario to Valparaiso, Florida is American Airlines. Our recent data shows that you can find tickets from as low as $237 on this airline. Additional options worth looking into are Delta and Southwest, starting at $337 and $352 round-trip. American Airlines is priced at 56% lower than the current average price of a flight leaving 3 months from now.

In terms of precipitation, rainfall in Valparaiso, Florida ranges from 3.1 - 7.5 inches per month. July is typically the wettest month, when rainfall can reach 7.5 in. October is typically the driest time to visit Valparaiso, Florida when rainfall is around 3.1 in.

If weather is an important factor for your trip to Valparaiso, Florida, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

What are the most popular airlines that fly from Ontario to Valparaiso, Florida?

The most popular airlines flying from Ontario to Valparaiso, Florida are American Airlines, Southwest and Delta. Something to consider prior to booking your flight.

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

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

Most accurate provider : When it comes to deals on Ontario-Valparaiso, Florida flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Valparaiso, Florida flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Valparaiso, Florida flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Ontario-Valparaiso, Florida flights, Cheapflights users trust eDreams the most. eDreams 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 Ontario-Valparaiso, Florida flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Ontario to Valparaiso?

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

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

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

Find Flights from Ontario to Valparaiso, FL

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Find flight deals from Ontario to Valparaiso

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Popular in	July
Cheapest in	January
Average price	$609

Provider with most accurate pricing for Ontario-Valparaiso Destin-Ft Walton Beach flight deals.

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Provider most trusted by Cheapflights users for Ontario-Valparaiso Destin-Ft Walton Beach flights.

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($127 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($36 potential savings vs. average RT price).

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Average for round-trip flights in December 2025

Search Deals

Compare providers for flights from Ontario to Valparaiso

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Valparaiso in December.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 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 Ontario-Valparaiso, Florida flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Valparaiso, Florida flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Valparaiso, Florida flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-Valparaiso, Florida flights, Cheapflights users trust eDreams the most. eDreams 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 Ontario-Valparaiso, Florida 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 Ontario to Valparaiso

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

What is the cheapest month to book a flight from Ontario to Valparaiso, Florida?

Currently, February is the cheapest month in which you can book a flight from Ontario to Valparaiso, Florida (average of $140). Flying from Ontario to Valparaiso, Florida in March is currently the most expensive (average of $273). 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.

Reviews of airlines servicing Valparaiso

Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Ontario to Valparaiso to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Southwest

7.9

Good

4,250 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Delta

7.9

Good

8,008 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

American Airlines

7.2

Good

11,049 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

What are the cheapest airlines flying from Ontario to Valparaiso, Florida round-trip?
Our cheapest airline available from Ontario to Valparaiso, Florida is American Airlines. Our recent data shows that you can find tickets from as low as $237 on this airline. Additional options worth looking into are Delta and Southwest, starting at $337 and $352 round-trip. American Airlines is priced at 56% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Ontario to Valparaiso that include hotel bookings?
Yes. In addition to deals on Ontario to Valparaiso flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Valparaiso?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Valparaiso.
Can I find deals for business class flights from Ontario to Valparaiso?
Yes. Cheapflights offers flight deals from Ontario to Valparaiso 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 Valparaiso, Florida?
Currently, February is the cheapest month in which you can book a flight from Ontario to Valparaiso, Florida (average of $140). Flying from Ontario to Valparaiso, Florida in March is currently the most expensive (average of $273). 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 3 airlines flying from Ontario to Valparaiso

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$237	Average$533	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$337	Average$461	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$352	Average$352	FlexibilityNo cancel fee	On-time63%

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Cheap flights from Ontario to Valparaiso, FL (ONT - VPS)

Find cheap flights from Ontario to Valparaiso with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Ontario to Valparaiso

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Compare providers for flights from Ontario to Valparaiso

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 Ontario to Valparaiso in December.

Best time to book a flight from Ontario to Valparaiso

Have a flexible travel schedule? Discover the best time to fly to Valparaiso from Ontario with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Valparaiso

What is the cheapest month to book a flight from Ontario to Valparaiso, Florida?

Reviews of airlines servicing Valparaiso

Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Ontario to Valparaiso to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Valparaiso. 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 Ontario to Valparaiso, Florida round-trip?

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

How can I find direct flights from Ontario to Valparaiso?

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

What is the cheapest month to book a flight from Ontario to Valparaiso, Florida?

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Alternative routes for Ontario to Valparaiso

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Top 3 airlines flying from Ontario to Valparaiso

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