What are the cheapest airlines flying from Ontario to Dayton round-trip?

Cheapflights users have booked flights from Ontario to Dayton round-trip from $289. Other airlines that can offer you cheap pricing are Delta, from $337, and American Airlines, from $404. United Airlines is currently priced 39% below the average price you’ll pay for this route.

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

$169 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from $184 and $219, respectively.

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

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

What are the most popular airlines that fly from Ontario to Dayton?

When booking a flight from Ontario to Dayton, you may want to consider flying on American Airlines, Delta or United Airlines as they are the most popular for this route.

What is the cheapest day to fly round-trip from Ontario to Dayton?

Travelers have found that booking a Friday departure is the best way to save up to 65% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Ontario to Dayton?

Users have found that booking a flight from Ontario to Dayton at least 61 days early can save you up to 69% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Ontario to Dayton for as little as $378 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $453 for flights departing within the next 3 days.

What is the cheapest month to fly from Ontario to Dayton?

Our data shows that February tends to be the cheapest month to fly to Dayton from Ontario. Users have commonly found prices around $436 for the month, but tickets can be as low as $258. Due to multiple factors, prepare for potentially higher prices in June.

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

Most trusted provider : When it comes to deals on Ontario-Dayton 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-Dayton 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 Dayton that include hotel bookings?

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

How can I find direct flights from Ontario to Dayton?

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

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

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

$169+ Flights from Ontario to Dayton - Compare & Save Big

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1. Tell us where you want to go

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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

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Cheap flight deals from Ontario to Dayton

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$289 (United Airlines)
One-way from	$169 (Delta)
Popular in	June
Cheapest in	February
Average price	$456

Provider with most accurate pricing for Ontario-Dayton flight deals.

Search Deals

Provider most trusted by Cheapflights users for Ontario-Dayton flights.

Search Deals

From Ontario to Dayton

Search Deals

One-way flight from Ontario to Dayton

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($80 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

Find flight deals from Ontario to Dayton

Cheapest flights from Ontario to Dayton
Explore the most affordable flight options available from Ontario to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Mon 5/512:07 pmONT - DAY

1 stop8h 21mDelta

Wed 5/216:00 amDAY - ONT

1 stop8h 08mDelta

Deal found 4/30

$328

Fri 5/211:59 pmONT - DAY

1 stop8h 43mAmerican Airlines

Mon 5/51:07 pmDAY - ONT

2 stops11h 50mAmerican Airlines

Deal found 4/30

$372

Thu 7/241:34 pmONT - DAY

1 stop5h 53mUnited Airlines

Mon 7/285:55 pmDAY - ONT

1 stop7h 16mUnited Airlines

Deal found 4/30

$413

Mon 5/56:00 amONT - DAY

2 stops13h 06mAlaska Airlines

Wed 5/217:05 amDAY - ONT

2 stops11h 45mAlaska Airlines

Deal found 4/30

$629

Best flights from Ontario to Dayton
Discover carefully curated flight deals from Ontario to Dayton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Wed 8/61:34 pmONT - DAY

1 stop5h 53mUnited Airlines

Mon 8/115:55 pmDAY - ONT

1 stop7h 16mUnited Airlines

Deal found 4/29

$289

Mon 6/910:05 pmONT - DAY

1 stop9h 26mDelta

Wed 6/112:33 pmDAY - ONT

1 stop8h 21mDelta

Deal found 4/29

$337

Sat 8/306:10 amONT - DAY

1 stop7h 39mAmerican Airlines

Mon 9/15:22 pmDAY - ONT

1 stop7h 06mAmerican Airlines

Deal found 4/29

$404

Wed 6/46:00 amONT - DAY

2 stops13h 06mAlaska Airlines

Fri 6/612:50 pmDAY - ONT

2 stops12h 56mAlaska Airlines

Deal found 4/29

$562

Last-minute flights from Ontario to Dayton
Discover last-minute flight deals from Ontario to Dayton. Data last updated May 1, 2025 and is based on user searches.

Thu 5/16:24 pmONT - DAY

2 stops14h 32mAlaska Airlines

Sat 5/38:33 amDAY - ONT

2 stops14h 56mAlaska Airlines

Deal found 4/29

$577

Fri 5/210:00 amONT - DAY

2 stops8h 52mAmerican Airlines

Sun 5/47:08 amDAY - ONT

1 stop9h 41mAmerican Airlines

Deal found 4/30

$372

Mon 5/512:07 pmONT - DAY

1 stop8h 21mDelta

Wed 5/216:00 amDAY - ONT

1 stop8h 08mDelta

Deal found 4/30

$328

Mon 5/57:30 amONT - DAY

1 stop8h 38mAmerican Airlines

Wed 5/141:54 pmDAY - ONT

1 stop10h 11mAmerican Airlines

Deal found 4/30

$443

Mon 5/56:24 pmONT - DAY

2 stops14h 51mAlaska Airlines

Wed 5/77:05 amDAY - ONT

2 stops11h 27mAlaska Airlines

Deal found 4/29

$462

Fri 5/96:48 pmONT - DAY

2 stops13h 17mUnited Airlines

Sun 5/117:15 amDAY - ONT

2 stops10h 54mUnited Airlines

Deal found 4/29

$457

Thu 5/291:35 pmONT - DAY

1 stop5h 59mUnited Airlines

Sun 6/15:50 pmDAY - ONT

1 stop7h 36mUnited Airlines

Deal found 4/29

$448

One-way flights from Ontario to Dayton
Search for one-way flight options from Ontario to Dayton. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Tue 7/2911:40 amONT - DAY

1 stop9h 33mDelta

Deal found 4/28

$169

Fri 5/96:48 pmONT - DAY

2 stops13h 17mUnited Airlines

Deal found 4/29

$184

Wed 6/46:00 amONT - DAY

2 stops13h 06mAlaska Airlines

Deal found 4/29

$219

Mon 7/2812:59 amONT - DAY

1 stop8h 15mAmerican Airlines

Deal found 4/28

$274

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Dayton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Wed 8/6

1:34 pm-10:27 pm

1 stop5h 53m

Dayton

Mon 8/11

5:55 pm-10:11 pm

1 stop7h 16m

$289

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Mon 6/9

10:05 pm-10:31 am

1 stop9h 26m

Dayton

Wed 6/11

2:33 pm-7:54 pm

1 stop8h 21m

$337

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Sat 8/30

6:10 am-4:49 pm

1 stop7h 39m

Dayton

Mon 9/1

5:22 pm-9:28 pm

1 stop7h 06m

$404

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Wed 6/4

6:00 am-10:06 pm

2 stops13h 06m

Dayton

Fri 6/6

12:50 pm-10:46 pm

2 stops12h 56m

$562

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Tue 7/29

11:40 am-12:13 am

1 stop9h 33m

$169

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Fri 5/9

6:48 pm-11:05 am

2 stops13h 17m

$184

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Wed 6/4

6:00 am-10:06 pm

2 stops13h 06m

$219

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Mon 7/28

12:59 am-12:14 pm

1 stop8h 15m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Compare providers for flights from Ontario to Dayton

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

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
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-Dayton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Dayton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Dayton flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-Dayton 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-Dayton 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 Dayton

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

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

Currently, August is the cheapest month in which you can book a flight from Ontario to Dayton (average of $325). Flying from Ontario to Dayton in June is currently the most expensive (average of $425). 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 DAY?

It’s typically best to fly out from Ontario to Dayton in the afternoon. Doing so could potentially save you 18% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Dayton by month

In terms of precipitation, rainfall in Dayton ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit Dayton when rainfall is around 2.2 in.

Temperature in Dayton by month

If weather is an important factor for your trip to Dayton, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Dayton

Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Ontario to Dayton to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,972 reviews

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

9,972 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

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

7,934 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

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

8,696 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

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

What are the cheapest airlines flying from Ontario to Dayton round-trip?
Cheapflights users have booked flights from Ontario to Dayton round-trip from $289. Other airlines that can offer you cheap pricing are Delta, from $337, and American Airlines, from $404. United Airlines is currently priced 39% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Ontario to Dayton one-way?
$169 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from $184 and $219, respectively.
Can I find deals for flights from Ontario to Dayton that include hotel bookings?
Yes. In addition to deals on Ontario to Dayton flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Dayton?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Dayton.
Can I find deals for business class flights from Ontario to Dayton?
Yes. Cheapflights offers flight deals from Ontario to Dayton 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 Dayton?
Currently, August is the cheapest month in which you can book a flight from Ontario to Dayton (average of $325). Flying from Ontario to Dayton in June is currently the most expensive (average of $425). 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

Troy

Springfield

Huber Heights

Xenia

Miamisburg

Richmond

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Top 3 airlines flying from Ontario to Dayton

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$268	Average$543	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$276	Average$368	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$328	Average$553	FlexibilityNo cancel fee	On-time69%

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$169+ Cheap flights from Ontario to Dayton (ONT - DAY)

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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Dayton with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ontario to Dayton

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ontario to Dayton

Cheapest flights from Ontario to DaytonExplore the most affordable flight options available from Ontario to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Explore the most affordable flight options available from Ontario to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Dayton that are best for you.

Compare providers for flights from Ontario to Dayton

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 Dayton in May.

Best time to book a flight from Ontario to Dayton

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

Cheapflights Insights

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

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

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

Find hourly flight availability from Ontario to Dayton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Rainfall in Dayton by month

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

Temperature in Dayton by month

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

Reviews of airlines servicing Dayton

Get insights into the airlines that provide service to Dayton. 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 Dayton. Reviews last updated May 1, 2025.

Related info for your journey

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

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

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

How can I find direct flights from Ontario to Dayton?

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

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

Traveling to a place near Ontario?

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Alternative routes for Ontario to Dayton

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Top 3 airlines flying from Ontario to Dayton

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Cheapest flights from Ontario to Dayton
Explore the most affordable flight options available from Ontario to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.