HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$168+ Cheap flights from Dayton to Ontario (DAY - 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — ONT
abr. 30 — may. 71
mié. 4/30
mié. 5/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dayton to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Dayton to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Dayton (DAY) 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 abril 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$279
(Delta)

One-way from

$174
(American Airlines)

Popular in

June

Cheapest in

April

Average price

$312
Provider with most accurate pricing for Dayton-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dayton-Ontario flights.
Search Deals
From Dayton to Ontario
Search Deals
One-way flight from Dayton to Ontario
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Dayton to Ontario

Cheapest flights from Dayton to Ontario
Explore the most affordable flight options available from Dayton to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 25, 2025.

This Delta deal was found by Cheapflights users on 4/24. 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.
mar. 6/105:40 amDAY - ONT
1 stop7h 58mDelta
vie. 6/1311:49 amONT - DAY
1 stop9h 23mDelta
Deal found 4/24$279
This American Airlines deal was found by Cheapflights users on 4/24. 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.
jue. 5/17:08 amDAY - ONT
1 stop7h 38mAmerican Airlines
lun. 5/511:59 pmONT - DAY
1 stop8h 43mAmerican Airlines
Deal found 4/24$335
This United Airlines deal was found by Cheapflights users on 4/25. 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.
mar. 6/105:50 pmDAY - ONT
1 stop7h 36mUnited Airlines
lun. 6/166:41 pmONT - DAY
2 stops13h 32mUnited Airlines
Deal found 4/25$374
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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.
dom. 6/17:05 amDAY - ONT
2 stops14h 20mAlaska Airlines
vie. 6/65:55 pmONT - DAY
2 stops15h 04mAlaska Airlines
Deal found 4/25$611

Cheapflights Fare Finder

Customize your flight search to find flights from Dayton 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 abril 25, 2025.
Use the filters below to find and compare flights from Dayton to Ontario that are best for you.

Fly from

Dayton

Fly to

Ontario

Route

Depart

Return

Price

DaytonOntario

DAY - ONT

DAYONT

Dayton

mar. 6/10

2:33 pm-7:54 pm

1 stop8h 21m

Ontario

vie. 6/13

11:49 am-12:12 am

1 stop9h 23m

$279

DaytonOntario

DAY - ONT

DAYONT

Dayton

jue. 5/1

7:08 am-11:46 am

1 stop7h 38m

Ontario

lun. 5/5

11:59 pm-11:42 am

1 stop8h 43m

$335

DaytonOntario

DAY - ONT

DAYONT

Dayton

mar. 6/10

5:50 pm-10:26 pm

1 stop7h 36m

Ontario

lun. 6/16

6:41 pm-11:13 am

2 stops13h 32m

$374

DaytonOntario

DAY - ONT

DAYONT

Dayton

dom. 6/1

7:05 am-6:25 pm

2 stops14h 20m

Ontario

vie. 6/6

5:55 pm-11:59 am

2 stops15h 04m

$611

DaytonOntario

DAY - ONT

DAYONT

Dayton

mié. 4/30

6:03 am-10:57 am

1 stop7h 54m

$168

DaytonOntario

DAY - ONT

DAYONT

Dayton

vie. 5/16

1:07 pm-9:57 pm

2 stops11h 50m

$174

DaytonOntario

DAY - ONT

DAYONT

Dayton

sáb. 5/3

9:00 am-12:38 pm

1 stop6h 38m

$224

DaytonOntario

DAY - ONT

DAYONT

Dayton

mié. 4/30

6:30 am-3:32 pm

2 stops12h 02m

$310

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Compare providers for flights from Dayton 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 Dayton to Ontario in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust 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 Dayton-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dayton-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dayton-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dayton-Ontario 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 Dayton-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 Dayton to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Dayton 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 Dayton to Ontario

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

Currently, August is the cheapest month in which you can book a flight from Dayton to Ontario (average of $246). Flying from Dayton 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 DAY to ONT?

Find hourly flight availability from Dayton 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 abril 25, 2025.

One of the essential ways to save on airfare from Dayton to Ontario is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 27% 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 abril 25, 2025.
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,927 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,685 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Dayton 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 Dayton to Ontario round-trip?

    Flying on Delta is currently your cheapest option to Ontario, with prices starting at $279. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $362 and $374, respectively. Delta is priced at 40% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $174. However, be on the lookout for offers from United Airlines and Alaska Airlines, as they are both options that can get you from Dayton to Ontario for a low price.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Dayton to Ontario (average of $246). Flying from Dayton 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dayton to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Detroit to Las Vegas flights
Detroit to Los Angeles flights
Cincinnati to Las Vegas flights
Detroit to San Francisco flights
Pittsburgh to Las Vegas flights
Cleveland to Las Vegas flights
Cleveland to Los Angeles flights
Detroit to San Diego flights
Cleveland to San Francisco flights
Columbus to Las Vegas flights
Columbus to San Francisco flights
Pittsburgh to San Francisco flights
Detroit to Santa Ana flights
Cincinnati to Los Angeles flights
Columbus to Los Angeles flights
Akron to Las Vegas flights
Detroit to Ontario flights
Pittsburgh to Los Angeles flights
Detroit to Burbank flights
Cincinnati to San Francisco flights
Detroit to Oakland flights
Cleveland to San Diego flights
Columbus to San Diego flights
Cincinnati to Ontario flights
Cleveland to Ontario flights
Detroit to San Jose flights
Dayton to Las Vegas flights
Pittsburgh to San Diego flights
Detroit to Sacramento flights
Cincinnati to San Diego flights
Cincinnati to Santa Ana flights
Cincinnati to Reno flights
Cleveland to Santa Ana flights
Dayton to San Francisco flights
Pittsburgh to Santa Ana flights
Pittsburgh to Ontario flights
Columbus to Ontario flights
Pittsburgh to Burbank flights
Cleveland to Reno flights
Detroit to Reno flights
Columbus to Oakland flights
Columbus to Burbank flights
Cleveland to Sacramento flights
Detroit to Long Beach flights
Columbus to Santa Ana flights
Columbus to Sacramento flights
Cincinnati to Sacramento flights
Akron to Los Angeles flights
Pittsburgh to Reno flights
Cincinnati to San Jose flights

Top 3 airlines flying from Dayton to Ontario

Discover the top 3 airlines that operate flights from Dayton 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 abril 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$230Average$403FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$288Average$383FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$469FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.