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Cheap flights from Dallas to Los Angeles from $65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dallas to Los Angeles departing on 12/31. 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

Enter your travel dates to find the best prices.
Frontier Logo
5:16 pm - 6:35 pmDFW-ONT
3h 19mnonstop
Frontier Logo
4:01 pm - 12:09 amONT-DFW
6h 08m1 stop
$98Frontier
Find Deal
Thu, Dec 11 - Sun, Dec 14
Frontier Logo
5:16 pm - 6:35 pmDFW-ONT
3h 19mnonstop
Frontier Logo
3:20 pm - 12:20 amONT-DFW
7h 00m1 stop
$99Frontier
Find Deal
Thu, Dec 11 - Fri, Dec 12
Frontier Logo
10:38 pm - 1:10 pmDFW-ONT
16h 32m1 stop
Frontier Logo
12:30 pm - 5:35 pmONT-DFW
3h 05mnonstop
$100Frontier
Find Deal
Thu, Dec 4 - Tue, Dec 9
Frontier Logo
5:16 pm - 6:35 pmDFW-ONT
3h 19mnonstop
Frontier Logo
6:45 am - 12:09 amONT-DFW
15h 24m1 stop
$101Frontier
Find Deal
Thu, Dec 11 - Thu, Dec 18
Frontier Logo
6:05 am - 7:24 amDFW-ONT
3h 19mnonstop
Frontier Logo
6:00 pm - 5:43 amONT-DFW
9h 43m1 stop
$102Frontier
Find Deal
Sun, Dec 21 - Wed, Dec 24
Southwest Logo
6:00 pm - 7:15 pmDAL-ONT
3h 15mnonstop
Southwest Logo
1:05 pm - 9:35 pmONT-DAL
6h 30m1 stop
$179Southwest
Find Deal
Tue, Dec 9 - Fri, Dec 12
Southwest Logo
6:00 pm - 7:15 pmDAL-ONT
3h 15mnonstop
Southwest Logo
5:35 am - 1:30 pmONT-DAL
5h 55m2 stops
$184Southwest
Find Deal
Tue, Dec 9 - Fri, Dec 12
Southwest Logo
6:00 pm - 7:15 pmDAL-ONT
3h 15mnonstop
Southwest Logo
9:55 am - 6:45 pmONT-DAL
6h 50m1 stop
$189Southwest
Find Deal
Thu, Dec 4 - Mon, Dec 8
Delta Logo
3:59 pm - 11:04 pmDAL-ONT
9h 05m1 stop
Delta Logo
12:12 pm - 11:56 pmONT-DAL
9h 44m1 stop
$217Delta
Find Deal
Mon, Dec 8 - Sat, Dec 13
Delta Logo
3:59 pm - 11:04 pmDAL-ONT
9h 05m1 stop
Delta Logo
4:49 pm - 9:30 amONT-DAL
14h 41m2 stops
$222Delta
Find Deal
Mon, Dec 8 - Tue, Dec 16

Frontier flights from Dallas to Ontario

Our best Frontier deals on Dallas to Ontario flight tickets
Frontier
Dec 10
DFW8:00 amDallas/Fort Worth
15h 17m
1 stop
ONT9:17 pmOntario
Dec 16
ONT12:30 pmOntario
3h 05m
DFW5:35 pmDallas/Fort Worth
$84
Find similar
Frontier
Dec 9
DFW10:00 amDallas/Fort Worth
3h 27m
ONT11:27 amOntario
Dec 12
ONT6:19 pmOntario
3h 03m
DFW11:22 pmDallas/Fort Worth
$88
Find similar
Frontier
Dec 11
DFW5:16 pmDallas/Fort Worth
3h 19m
ONT6:35 pmOntario
Dec 16
ONT6:15 amOntario
21h 45m
1 stop
DFW6:00 amDallas/Fort Worth
$90
Find similar

Southwest flights from Dallas to Ontario

Our best Southwest deals on Dallas to Ontario flight tickets
Southwest
Dec 9
DAL6:00 pmDallas Love Field
3h 15m
ONT7:15 pmOntario
Dec 12
ONT1:05 pmOntario
6h 30m
1 stop
DAL9:35 pmDallas Love Field
$179
Find similar
Southwest
Dec 9
DAL6:00 pmDallas Love Field
3h 15m
ONT7:15 pmOntario
Dec 12
ONT5:35 amOntario
5h 55m
2 stops
DAL1:30 pmDallas Love Field
$184
Find similar
Southwest
Dec 4
DAL6:00 pmDallas Love Field
3h 15m
ONT7:15 pmOntario
Dec 8
ONT9:55 amOntario
6h 50m
1 stop
DAL6:45 pmDallas Love Field
$189
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Dallas 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 November 13, 2025.
Use the filters below to find and compare flights from Dallas to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DallasOntario

DFW - ONT

DFWONT

Dallas/Fort Worth

Thu 12/11

5:16 pm-6:35 pm

Nonstop3h 19m

Ontario

Sun 12/14

4:01 pm-12:09 am

1 stop6h 08m

$98

DallasOntario

DFW - ONT

DFWONT

Dallas/Fort Worth

Thu 12/11

5:16 pm-6:35 pm

Nonstop3h 19m

Ontario

Fri 12/12

3:20 pm-12:20 am

1 stop7h 00m

$99

DallasOntario

DFW - ONT

DFWONT

Dallas/Fort Worth

Thu 12/4

10:38 pm-1:10 pm

1 stop16h 32m

Ontario

Tue 12/9

12:30 pm-5:35 pm

Nonstop3h 05m

$100

DallasOntario

DFW - ONT

DFWONT

Dallas/Fort Worth

Thu 12/11

5:16 pm-6:35 pm

Nonstop3h 19m

Ontario

Thu 12/18

6:45 am-12:09 am

1 stop15h 24m

$101

DallasOntario

DFW - ONT

DFWONT

Dallas/Fort Worth

Sun 12/21

6:05 am-7:24 am

Nonstop3h 19m

Ontario

Wed 12/24

6:00 pm-5:43 am

1 stop9h 43m

$102

DallasOntario

DAL - ONT

DALONT

Dallas Love Field

Tue 12/9

6:00 pm-7:15 pm

Nonstop3h 15m

Ontario

Fri 12/12

1:05 pm-9:35 pm

1 stop6h 30m

$179

DallasOntario

DAL - ONT

DALONT

Dallas Love Field

Tue 12/9

6:00 pm-7:15 pm

Nonstop3h 15m

Ontario

Fri 12/12

5:35 am-1:30 pm

2 stops5h 55m

$184

DallasOntario

DAL - ONT

DALONT

Dallas Love Field

Thu 12/4

6:00 pm-7:15 pm

Nonstop3h 15m

Ontario

Mon 12/8

9:55 am-6:45 pm

1 stop6h 50m

$189

DallasOntario

DAL - ONT

DALONT

Dallas Love Field

Mon 12/8

3:59 pm-11:04 pm

1 stop9h 05m

Ontario

Sat 12/13

12:12 pm-11:56 pm

1 stop9h 44m

$217

DallasOntario

DAL - ONT

DALONT

Dallas Love Field

Mon 12/8

3:59 pm-11:04 pm

1 stop9h 05m

Ontario

Tue 12/16

4:49 pm-9:30 am

2 stops14h 41m

$222

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 Dallas 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, February is the cheapest month to fly from Dallas to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $149. If you aren’t able to travel during the month of February, then book flights to Ontario from Dallas during April instead. Flights to Ontario in April, while not as cheap as those in February, still average around $175.

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 Thursday when prices can be found for as low as $192. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Dallas to Ontario for around $259.

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

In the afternoon is the cheapest time of day to fly from Dallas to Ontario when you can find flight prices for as low as $204. Flying to Ontario in the afternoon 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 evening when prices are $299 on average. Flights to Ontario from Dallas in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Dallas to Ontario flight route?

Fly from Dallas/Fort Worth to Ontario for the best Dallas - Ontario flight prices

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

You are more likely to see cheaper flights to Ontario from Dallas when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $222 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Dallas for as low as $180 on momondo.

What cabin class options are available on Dallas to Ontario flights?

There are 3 cabin classes available to choose from on Dallas to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Dallas to Ontario flight deals and tips

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

Fastest flight time

3h 10m

Direct flights

Every day

Airports in Ontario

1 airport
The fastest flight from Dallas to Ontario takes 3h 10m
Direct flights go from Dallas to Ontario every day.
There is 1 airport near Ontario: Ontario (ONT)
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  • How far is Dallas to Ontario by plane?

    The straight-line distance from Dallas to Ontario is 1202.4 mi. Flights usually cover this in 3h 15m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Dallas to Ontario Airport were last updated today.

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

  • How old do you have to be to fly from Dallas 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 Dallas to Ontario Airport.

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

    The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Dallas to Ontario

Compare and see reviews for airlines that fly from Dallas to Ontario with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $58Free CancellationRating
5.8
3,109 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $64Free CancellationRating
6.3
8,139 reviews
Search Spirit Airlines flights
SouthwestPriceFrom $139Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
DeltaPriceFrom $157Free CancellationRating
7.9
8,007 reviews
Search Delta flights
American AirlinesPriceFrom $170Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Dallas to Ontario. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Dallas to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Dallas to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Ontario from Dallas are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Ontario trip

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