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Cheap flights from Dayton to Los Angeles from $230

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 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Delta Logo
3:17 pm - 10:22 pmDAY-ONT
10h 05m1 stop
Delta Logo
10:00 pm - 10:24 amONT-DAY
9h 24m1 stop
$289Delta
Find Deal
Tue, Oct 7 - Fri, Oct 24
Delta Logo
3:17 pm - 10:22 pmDAY-ONT
10h 05m1 stop
Delta Logo
4:49 pm - 10:34 amONT-DAY
14h 45m2 stops
$294Delta
Find Deal
Wed, Nov 5 - Tue, Nov 11
Delta Logo
6:00 am - 10:42 amDAY-ONT
7h 42m1 stop
Delta Logo
11:36 am - 10:44 pmONT-DAY
8h 08m1 stop
$314Delta
Find Deal
Sat, Oct 4 - Wed, Oct 8
United Airlines Logo
9:25 am - 12:51 pmDAY-ONT
6h 26m1 stop
United Airlines Logo
6:27 pm - 9:50 amONT-DAY
12h 23m2 stops
$319United Airlines
Find Deal
Wed, Oct 1 - Wed, Oct 15
United Airlines Logo
1:38 pm - 8:24 pmDAY-ONT
9h 46m2 stops
United Airlines Logo
6:27 pm - 9:50 amONT-DAY
12h 23m2 stops
$324United Airlines
Find Deal
Wed, Oct 1 - Wed, Oct 15
Delta Logo
1:16 pm - 7:15 pmDAY-ONT
8h 59m1 stop
Delta Logo
10:00 pm - 10:24 amONT-DAY
9h 24m1 stop
$339Delta
Find Deal
Wed, Oct 1 - Sun, Oct 5
Delta Logo
3:17 pm - 10:22 pmDAY-ONT
10h 05m1 stop
Delta Logo
10:00 pm - 10:24 amONT-DAY
9h 24m1 stop
$344Delta
Find Deal
Mon, Oct 6 - Mon, Oct 27
American Airlines Logo
1:59 pm - 9:40 pmDAY-ONT
10h 41m2 stops
American Airlines Logo
6:46 am - 8:56 pmONT-DAY
11h 10m2 stops
$389American Airlines
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Sat, Feb 28 - Tue, Mar 3
American Airlines Logo
8:27 am - 1:54 pmDAY-ONT
8h 27m1 stop
American Airlines Logo
12:47 pm - 11:16 pmONT-DAY
7h 29m1 stop
$402American Airlines
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Wed, Oct 1 - Wed, Oct 15
Alaska Airlines Logo
8:17 am - 6:47 pmDAY-ONT
13h 30m2 stops
Alaska Airlines Logo
6:00 am - 9:36 pmONT-DAY
12h 36m2 stops
$439Alaska Airlines
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Wed, Oct 1 - Tue, Oct 28

United Airlines flights from Dayton to Ontario

Our best United Airlines deals on Dayton to Ontario flight tickets
United Airlines
Oct 1
DAY9:25 amDayton
6h 26m
1 stop
ONT12:51 pmOntario
Oct 15
ONT6:27 pmOntario
12h 23m
2 stops
DAY9:50 amDayton
$319
Find similar
United Airlines
Oct 1
DAY1:38 pmDayton
9h 46m
2 stops
ONT8:24 pmOntario
Oct 15
ONT6:27 pmOntario
12h 23m
2 stops
DAY9:50 amDayton
$324
Find similar
United Airlines
Oct 7
DAY9:00 amDayton
11h 40m
2 stops
ONT5:40 pmOntario
Oct 22
ONT1:15 pmOntario
5h 49m
1 stop
DAY10:04 pmDayton
$384
Find similar

Delta flights from Dayton to Ontario

Our best Delta deals on Dayton to Ontario flight tickets
Delta
Oct 7
DAY3:17 pmDayton
10h 05m
1 stop
ONT10:22 pmOntario
Oct 24
ONT10:00 pmOntario
9h 24m
1 stop
DAY10:24 amDayton
$289
Find similar
Delta
Nov 5
DAY3:17 pmDayton
10h 05m
1 stop
ONT10:22 pmOntario
Nov 11
ONT4:49 pmOntario
14h 45m
2 stops
DAY10:34 amDayton
$294
Find similar
Delta
Oct 4
DAY6:00 amDayton
7h 42m
1 stop
ONT10:42 amOntario
Oct 8
ONT11:36 amOntario
8h 08m
1 stop
DAY10:44 pmDayton
$314
Find similar

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 September 17, 2025.
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

DaytonOntario

DAY - ONT

DAYONT

Dayton

Tue 10/7

3:17 pm-10:22 pm

1 stop10h 05m

Ontario

Fri 10/24

10:00 pm-10:24 am

1 stop9h 24m

$289

DaytonOntario

DAY - ONT

DAYONT

Dayton

Wed 11/5

3:17 pm-10:22 pm

1 stop10h 05m

Ontario

Tue 11/11

4:49 pm-10:34 am

2 stops14h 45m

$294

DaytonOntario

DAY - ONT

DAYONT

Dayton

Sat 10/4

6:00 am-10:42 am

1 stop7h 42m

Ontario

Wed 10/8

11:36 am-10:44 pm

1 stop8h 08m

$314

DaytonOntario

DAY - ONT

DAYONT

Dayton

Wed 10/1

9:25 am-12:51 pm

1 stop6h 26m

Ontario

Wed 10/15

6:27 pm-9:50 am

2 stops12h 23m

$319

DaytonOntario

DAY - ONT

DAYONT

Dayton

Wed 10/1

1:38 pm-8:24 pm

2 stops9h 46m

Ontario

Wed 10/15

6:27 pm-9:50 am

2 stops12h 23m

$324

DaytonOntario

DAY - ONT

DAYONT

Dayton

Wed 10/1

1:16 pm-7:15 pm

1 stop8h 59m

Ontario

Sun 10/5

10:00 pm-10:24 am

1 stop9h 24m

$339

DaytonOntario

DAY - ONT

DAYONT

Dayton

Mon 10/6

3:17 pm-10:22 pm

1 stop10h 05m

Ontario

Mon 10/27

10:00 pm-10:24 am

1 stop9h 24m

$344

DaytonOntario

DAY - ONT

DAYONT

Dayton

Sat 2/28

1:59 pm-9:40 pm

2 stops10h 41m

Ontario

Tue 3/3

6:46 am-8:56 pm

2 stops11h 10m

$389

DaytonOntario

DAY - ONT

DAYONT

Dayton

Wed 10/1

8:27 am-1:54 pm

1 stop8h 27m

Ontario

Wed 10/15

12:47 pm-11:16 pm

1 stop7h 29m

$402

DaytonOntario

DAY - ONT

DAYONT

Dayton

Wed 10/1

8:17 am-6:47 pm

2 stops13h 30m

Ontario

Tue 10/28

6:00 am-9:36 pm

2 stops12h 36m

$439

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 cheapest month to fly to Ontario?

In general, April 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 $289. If you aren’t able to travel during the month of April, then book flights to Ontario from Dayton during June instead. Flights to Ontario in June, while not as cheap as those in April, still average around $343.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Saturday when prices can be found for as low as $383. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Dayton to Ontario for around $692.

What is the cheapest time of day to depart on your flight to Ontario?

In the evening is the cheapest time of day to fly from Dayton to Ontario when you can find flight prices for as low as $375. Flying to Ontario in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $508 on average. Flights to Ontario from Dayton in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Dayton to Ontario flights?

You could potentially save up to 42% 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

Direct flights

None
There are no direct flights from Dayton to Ontario. There are no popular flight routes from Dayton to Ontario.
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  • 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 26m.

  • 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
DeltaPriceFrom $254Free CancellationRating
7.9
7,961 reviews
Search Delta flights
American AirlinesPriceFrom $278Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $288Free CancellationRating
7.4
8,926 reviews
Search United 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.

An easier way to manage your Ontario trip

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