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Cheap flights from Dayton to Los Angeles from $259

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dayton to Los Angeles departing on 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 am - 10:40 am
DAY
-
ONT
7h 40m
1 stop
Delta Logo
10:00 pm - 10:36 am
ONT
-
DAY
9h 36m
1 stop
$349Delta
Wed, Jul 1 - Wed, Jul 8
Delta Logo
6:00 am - 10:40 am
DAY
-
ONT
7h 40m
1 stop
Delta Logo
11:48 am - 11:51 pm
ONT
-
DAY
9h 03m
1 stop
$359Delta
Wed, Jul 1 - Mon, Jul 13
Delta Logo
6:00 am - 10:40 am
DAY
-
ONT
7h 40m
1 stop
Delta Logo
11:48 am - 11:51 pm
ONT
-
DAY
9h 03m
1 stop
$374Delta
Wed, Jul 1 - Fri, Jul 10
Delta Logo
6:00 am - 10:40 am
DAY
-
ONT
7h 40m
1 stop
Delta Logo
10:00 pm - 10:36 am
ONT
-
DAY
9h 36m
1 stop
$389Delta
Thu, Jul 2 - Wed, Jul 8
American Airlines Logo
5:51 pm - 10:34 pm
DAY
-
ONT
7h 43m
1 stop
American Airlines Logo
7:14 pm - 11:59 am
ONT
-
DAY
13h 45m
2 stops
$397American Airlines
Fri, Jul 3 - Tue, Jul 7
American Airlines Logo
1:34 pm - 9:44 pm
DAY
-
ONT
11h 10m
2 stops
American Airlines Logo
7:14 pm - 11:59 am
ONT
-
DAY
13h 45m
2 stops
$402American Airlines
Fri, Jul 3 - Tue, Jul 7
Delta Logo
3:56 pm - 9:48 pm
DAY
-
ONT
8h 52m
1 stop
Delta Logo
11:50 am - 9:46 pm
ONT
-
DAY
6h 56m
1 stop
$404Delta
Thu, Jun 25 - Sat, Jun 27
American Airlines Logo
5:51 pm - 10:34 pm
DAY
-
ONT
7h 43m
1 stop
American Airlines Logo
7:14 pm - 11:59 am
ONT
-
DAY
13h 45m
2 stops
$407American Airlines
Fri, Jul 3 - Tue, Jul 7
American Airlines Logo
2:14 pm - 9:44 pm
DAY
-
ONT
10h 30m
2 stops
American Airlines Logo
7:14 pm - 11:59 am
ONT
-
DAY
13h 45m
2 stops
$412American Airlines
Fri, Jul 3 - Tue, Jul 7
Delta Logo
3:56 pm - 9:48 pm
DAY
-
ONT
8h 52m
1 stop
Delta Logo
10:00 pm - 10:38 am
ONT
-
DAY
9h 38m
1 stop
$414Delta
Thu, Jun 25 - Mon, Jun 29

American Airlines flights from Dayton to Ontario

Our best American Airlines deals on Dayton to Ontario flight tickets
American Airlines
Jul 3
DAY5:51 pmDayton
7h 43m
1 stop
ONT10:34 pmOntario
Jul 7
ONT7:14 pmOntario
13h 45m
2 stops
DAY11:59 amDayton
$397
American Airlines
Jul 3
DAY1:34 pmDayton
11h 10m
2 stops
ONT9:44 pmOntario
Jul 7
ONT7:14 pmOntario
13h 45m
2 stops
DAY11:59 amDayton
$402
American Airlines
Jul 3
DAY5:51 pmDayton
7h 43m
1 stop
ONT10:34 pmOntario
Jul 7
ONT7:14 pmOntario
13h 45m
2 stops
DAY11:59 amDayton
$407

Alaska Airlines flights from Dayton to Ontario

Our best Alaska Airlines deals on Dayton to Ontario flight tickets
Alaska Airlines
May 29
DAY4:16 pmDayton
10h 42m
2 stops
ONT11:58 pmOntario
Jun 1
ONT8:11 pmOntario
12h 19m
2 stops
DAY11:30 amDayton
$529
Alaska Airlines
May 24
DAY4:16 pmDayton
10h 42m
2 stops
ONT11:58 pmOntario
Jun 1
ONT8:11 pmOntario
12h 19m
2 stops
DAY11:30 amDayton
$642
Alaska Airlines
May 24
DAY4:16 pmDayton
10h 42m
2 stops
ONT11:58 pmOntario
May 30
ONT6:00 amOntario
14h 40m
2 stops
DAY11:40 pmDayton
$679

momondo 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, momondo users made 832,500 searches. Data last updated May 15, 2026.
Use the filters below to find and compare flights from Dayton to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DaytonOntario

DAY - ONT

DAYONT

Dayton

Wed 7/1

6:00 am-10:40 am

1 stop7h 40m

Ontario

Wed 7/8

10:00 pm-10:36 am

1 stop9h 36m

$349

DaytonOntario

DAY - ONT

DAYONT

Dayton

Wed 7/1

6:00 am-10:40 am

1 stop7h 40m

Ontario

Mon 7/13

11:48 am-11:51 pm

1 stop9h 03m

$359

DaytonOntario

DAY - ONT

DAYONT

Dayton

Wed 7/1

6:00 am-10:40 am

1 stop7h 40m

Ontario

Fri 7/10

11:48 am-11:51 pm

1 stop9h 03m

$374

DaytonOntario

DAY - ONT

DAYONT

Dayton

Thu 7/2

6:00 am-10:40 am

1 stop7h 40m

Ontario

Wed 7/8

10:00 pm-10:36 am

1 stop9h 36m

$389

DaytonOntario

DAY - ONT

DAYONT

Dayton

Fri 7/3

5:51 pm-10:34 pm

1 stop7h 43m

Ontario

Tue 7/7

7:14 pm-11:59 am

2 stops13h 45m

$397

DaytonOntario

DAY - ONT

DAYONT

Dayton

Fri 7/3

1:34 pm-9:44 pm

2 stops11h 10m

Ontario

Tue 7/7

7:14 pm-11:59 am

2 stops13h 45m

$402
Quickest round-trip

DaytonOntario

DAY - ONT

DAYONT

Dayton

Thu 6/25

3:56 pm-9:48 pm

1 stop8h 52m

Ontario

Sat 6/27

11:50 am-9:46 pm

1 stop6h 56m

$404

DaytonOntario

DAY - ONT

DAYONT

Dayton

Fri 7/3

5:51 pm-10:34 pm

1 stop7h 43m

Ontario

Tue 7/7

7:14 pm-11:59 am

2 stops13h 45m

$407

DaytonOntario

DAY - ONT

DAYONT

Dayton

Fri 7/3

2:14 pm-9:44 pm

2 stops10h 30m

Ontario

Tue 7/7

7:14 pm-11:59 am

2 stops13h 45m

$412

DaytonOntario

DAY - ONT

DAYONT

Dayton

Thu 6/25

3:56 pm-9:48 pm

1 stop8h 52m

Ontario

Mon 6/29

10:00 pm-10:38 am

1 stop9h 38m

$414

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Dayton to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Dayton and Ontario?

What is the cheapest month to fly to Ontario?

In general, June is the cheapest month to fly from Dayton to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $341. If you aren’t able to travel during the month of June, then book flights to Ontario from Dayton during January instead. Flights to Ontario in January, while not as cheap as those in June, still average around $346.

Can stopping save me money on Dayton to Ontario flights?

You could potentially save up to 46% on your flight if you consider stops on a Dayton to Ontario flight.

How have Dayton to Ontario flight prices changed over time?

When to book flights from Dayton to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Dayton to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Dayton to Ontario (DAY to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dayton to Ontario

Fastest flight time

6h 41m

Direct flights

None
The fastest flight from Dayton to Ontario takes 6h 41m
There are no direct flights from Dayton to Ontario. There are no popular flight routes from Dayton to Ontario.
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Frequently asked questions about flying from Dayton to Ontario

  • How far is Dayton to Ontario by plane?

    The straight-line distance from Dayton to Ontario is 1877.1 mi. In terms of flight time, this usually takes a little over 6h 41m.

  • When did momondo last update prices for flights from Dayton Airport to Ontario Airport?

    Prices for flights from Dayton Airport to Ontario Airport are updated daily.

  • How many operators does momondo search for flights from Dayton Airport to Ontario Airport?

  • How old do you have to be to fly from Dayton Airport to Ontario Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dayton Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Dayton to Ontario?

Best airlines flying from Dayton to Ontario

Compare and see reviews for airlines that fly from Dayton to Ontario with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $288Free CancellationRating
7.4
9,717 reviews
Search United Airlines flights
DeltaPriceFrom $313Free CancellationRating
7.9
8,452 reviews
Search Delta flights
American AirlinesPriceFrom $338Free CancellationRating
7.1
11,662 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Dayton to Ontario?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Dayton.

Can I find flights from Dayton to Ontario with flexible booking policies on momondo?

All flight searches from Dayton to Ontario on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Dayton to Ontario?

momondo helps you find the best flight between Dayton and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Dayton to Ontario right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Dayton and alert you when they change.

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