What is the cheapest airline that flies from Orange County to Ontario?

Delta, United Airlines, and Alaska Airlines are the most popular carriers operating from Orange County to Ontario

When did momondo last update prices for flights from Orange County to Ontario Airport?

Prices for flights from Orange County to Ontario Airport are refreshed on a daily basis.

How old do you have to be to fly from Orange County 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 Orange County 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.

$156 Cheap Flights from Orange County to Ontario in 2025/26

1 adult

0 bags

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Find the cheapest flights from Orange County to Los Angeles

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One-way

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Cheap round-trip flights

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6:45 am - 5:44 pm

SNA

ONT

10h 59m1 stop

3:07 pm - 8:57 pm

ONT

SNA

5h 50m1 stop

$156Multiple Airlines

Mon, Jan 19 - Wed, Jan 21

8:15 am - 8:36 pm

SNA

ONT

12h 21m1 stop

11:53 am - 7:59 pm

ONT

SNA

8h 06m1 stop

$245Alaska Airlines

Sat, Jan 24 - Sat, Jan 31

7:45 am - 5:14 pm

SNA

ONT

9h 29m1 stop

12:02 pm - 7:06 pm

ONT

SNA

7h 04m1 stop

$479Alaska Airlines

Sun, Feb 22 - Thu, Feb 26

7:20 am - 10:28 pm

LGB

ONT

15h 08m1 stop

8:13 am - 7:25 pm

ONT

LGB

35h 12m1 stop

$661Multiple Airlines

Sat, Jan 24 - Sat, Jan 31

6:45 am - 9:33 pm

SNA

ONT

14h 48m2 stops

3:07 pm - 8:57 pm

ONT

SNA

5h 50m1 stop

$694Multiple Airlines

Mon, Jan 19 - Wed, Jan 21

7:00 am - 5:03 pm

SNA

ONT

10h 03m1 stop

1:46 pm - 8:19 pm

ONT

SNA

6h 33m1 stop

$732Alaska Airlines

Thu, Jan 8 - Mon, Jan 12

9:00 am - 8:58 pm

SNA

ONT

11h 58m1 stop

5:05 am - 3:10 pm

ONT

SNA

10h 05m1 stop

$743United Airlines

Mon, Jan 12 - Thu, Jan 15

11:05 am - 8:58 pm

SNA

ONT

9h 53m1 stop

5:05 am - 3:10 pm

ONT

SNA

10h 05m1 stop

$763United Airlines

Sun, Jan 11 - Thu, Jan 15

11:05 am - 8:58 pm

SNA

ONT

9h 53m1 stop

5:05 am - 3:10 pm

ONT

SNA

10h 05m1 stop

$779United Airlines

Sun, Jan 11 - Wed, Jan 14

9:00 am - 8:58 pm

SNA

ONT

11h 58m1 stop

5:05 am - 5:28 pm

ONT

SNA

12h 23m1 stop

$813United Airlines

Thu, Jan 8 - Mon, Jan 12

Alaska Airlines flights from Orange County to Ontario

Our best Alaska Airlines deals on Orange County to Ontario flight tickets

Alaska Airlines

Jan 24

SNA8:15 amSanta Ana J. Wayne/Orange Cnty

12h 21m

1 stop

ONT8:36 pmOntario

Jan 31

ONT11:53 amOntario

8h 06m

1 stop

SNA7:59 pmSanta Ana J. Wayne/Orange Cnty

$245

Find similar

Alaska Airlines

Feb 22

SNA7:45 amSanta Ana J. Wayne/Orange Cnty

9h 29m

1 stop

ONT5:14 pmOntario

Feb 26

ONT12:02 pmOntario

7h 04m

1 stop

SNA7:06 pmSanta Ana J. Wayne/Orange Cnty

$479

Find similar

Alaska Airlines

Jan 8

SNA10:53 amSanta Ana J. Wayne/Orange Cnty

9h 17m

1 stop

ONT8:10 pmOntario

Jan 12

ONT1:46 pmOntario

6h 33m

1 stop

SNA8:19 pmSanta Ana J. Wayne/Orange Cnty

$732

Find similar

United Airlines flights from Orange County to Ontario

Our best United Airlines deals on Orange County to Ontario flight tickets

United Airlines

Jan 12

SNA9:00 amSanta Ana J. Wayne/Orange Cnty

11h 58m

1 stop

ONT8:58 pmOntario

Jan 15

ONT5:05 amOntario

10h 05m

1 stop

SNA3:10 pmSanta Ana J. Wayne/Orange Cnty

$743

Find similar

United Airlines

Jan 11

SNA11:05 amSanta Ana J. Wayne/Orange Cnty

9h 53m

1 stop

ONT8:58 pmOntario

Jan 15

ONT5:05 amOntario

10h 05m

1 stop

SNA3:10 pmSanta Ana J. Wayne/Orange Cnty

$763

Find similar

United Airlines

Jan 11

SNA11:05 amSanta Ana J. Wayne/Orange Cnty

9h 53m

1 stop

ONT8:58 pmOntario

Jan 14

ONT5:05 amOntario

10h 05m

1 stop

SNA3:10 pmSanta Ana J. Wayne/Orange Cnty

$779

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Mon 1/19

6:45 am-5:44 pm

1 stop10h 59m

Ontario

Wed 1/21

3:07 pm-8:57 pm

1 stop5h 50m

$156

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Sat 1/24

8:15 am-8:36 pm

1 stop12h 21m

Ontario

Sat 1/31

11:53 am-7:59 pm

1 stop8h 06m

$245

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Sun 2/22

7:45 am-5:14 pm

1 stop9h 29m

Ontario

Thu 2/26

12:02 pm-7:06 pm

1 stop7h 04m

$479

Long BeachOntario

LGB - ONT

LGBONT

Long Beach Municipal

Sat 1/24

7:20 am-10:28 pm

1 stop15h 08m

Ontario

Sat 1/31

8:13 am-7:25 pm

1 stop35h 12m

$661

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Mon 1/19

6:45 am-9:33 pm

2 stops14h 48m

Ontario

Wed 1/21

3:07 pm-8:57 pm

1 stop5h 50m

$694

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Thu 1/8

7:00 am-5:03 pm

1 stop10h 03m

Ontario

Mon 1/12

1:46 pm-8:19 pm

1 stop6h 33m

$732

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Mon 1/12

9:00 am-8:58 pm

1 stop11h 58m

Ontario

Thu 1/15

5:05 am-3:10 pm

1 stop10h 05m

$743

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Sun 1/11

11:05 am-8:58 pm

1 stop9h 53m

Ontario

Thu 1/15

5:05 am-3:10 pm

1 stop10h 05m

$763

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Sun 1/11

11:05 am-8:58 pm

1 stop9h 53m

Ontario

Wed 1/14

5:05 am-3:10 pm

1 stop10h 05m

$779

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Thu 1/8

9:00 am-8:58 pm

1 stop11h 58m

Ontario

Mon 1/12

5:05 am-5:28 pm

1 stop12h 23m

$813

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Orange County 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

Prices

Airlines

Can stopping save me money on Orange County to Ontario flights?

No. A direct flight is the cheapest option for a flight between Orange County to Ontario.

Cheap Orange County to Ontario flight deals and tips

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

Fastest flight time	9h 40m
Direct flights	None

The fastest flight from Orange County to Ontario takes 9h 40m

There are no direct flights from Orange County to Ontario. There are no popular flight routes from Orange County to Ontario.

Search flight deals

When did momondo last update prices for flights from Orange County to Ontario Airport?
Prices for flights from Orange County to Ontario Airport are refreshed on a daily basis.
How old do you have to be to fly from Orange County 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 Orange County 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 plane model from Orange County to Ontario?
Based on momondo bookings for flights between Orange County and Ontario, the leading plane model is Airbus A320neo, making up 13.80% of the total bookings. Other popular models include Boeing 737 MAX 8 with 12.60%, Airbus A321neo with 9.48%, and Boeing 737-800 Passenger/BBJ2 (winglets) with 9.36%.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Orange County to Ontario. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Ontario from Orange County with this policy.

How can momondo help me find flights from Orange County to Ontario?

Once all potential Orange County to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Orange County to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.