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

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.

$106 Cheap Flights from Orange County to Ontario in 2025/26

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0 bags

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Find the cheapest flights from Orange County to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

7:45 am - 7:17 amSNA-ONT

23h 32m1 stop

8:00 am - 1:15 pmONT-SNA

5h 15m1 stop

$157Multiple Airlines

Find Deal

Sun, Sep 28 - Wed, Oct 1

8:09 pm - 9:10 amSNA-ONT

13h 01m1 stop

8:00 am - 7:14 pmONT-SNA

11h 14m1 stop

$171Multiple Airlines

Find Deal

Wed, Oct 15 - Wed, Oct 22

1:00 pm - 8:56 pmSNA-ONT

7h 56m1 stop

8:00 am - 1:15 pmONT-SNA

5h 15m1 stop

$174Multiple Airlines

Find Deal

Mon, Sep 29 - Wed, Oct 1

6:45 am - 11:50 pmSNA-ONT

17h 05m2 stops

8:00 am - 10:03 pmONT-SNA

14h 03m1 stop

$214Multiple Airlines

Find Deal

Wed, Oct 15 - Wed, Oct 22

6:45 am - 8:42 pmSNA-ONT

13h 57m1 stop

6:05 am - 10:03 pmONT-SNA

15h 58m1 stop

$239Multiple Airlines

Find Deal

Wed, Oct 22 - Sun, Oct 26

7:16 pm - 7:17 amSNA-ONT

12h 01m1 stop

8:00 am - 11:07 amONT-SNA

27h 07m2 stops

$251Frontier

Find Deal

Sun, Sep 28 - Wed, Oct 1

1:00 pm - 8:56 pmSNA-ONT

7h 56m2 stops

8:00 am - 11:07 amONT-SNA

27h 07m2 stops

$379Frontier

Find Deal

Mon, Sep 29 - Wed, Oct 1

6:45 am - 3:21 pmSNA-ONT

8h 36m1 stop

6:00 am - 4:37 pmONT-SNA

10h 37m1 stop

$402Alaska Airlines

Find Deal

Fri, Dec 12 - Sun, Dec 14

6:50 am - 5:23 pmSNA-ONT

10h 33m1 stop

9:36 am - 8:35 pmONT-SNA

10h 59m1 stop

$535United Airlines

Find Deal

Mon, Oct 13 - Tue, Oct 14

7:25 am - 9:10 pmLGB-ONT

13h 45m1 stop

11:07 am - 7:45 pmONT-LGB

32h 38m1 stop

$1,327Alaska Airlines

Find Deal

Tue, Sep 30 - Tue, Oct 7

Alaska Airlines flights from Orange County to Ontario

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

Alaska Airlines

Dec 12

SNA6:45 amSanta Ana J. Wayne/Orange Cnty

8h 36m

1 stop

ONT3:21 pmOntario

Dec 14

ONT6:00 amOntario

10h 37m

1 stop

SNA4:37 pmSanta Ana J. Wayne/Orange Cnty

$402

Find similar

Alaska Airlines

Sep 30

LGB7:25 amLong Beach Municipal

13h 45m

1 stop

ONT9:10 pmOntario

Oct 7

ONT11:07 amOntario

32h 38m

1 stop

LGB7:45 pmLong Beach Municipal

$1,327

Find similar

Alaska Airlines

Oct 11

LGB7:55 amLong Beach Municipal

12h 42m

1 stop

ONT8:37 pmOntario

Oct 12

ONT11:07 amOntario

32h 38m

1 stop

LGB7:45 pmLong Beach Municipal

$1,713

Find similar

Frontier flights from Orange County to Ontario

Our best Frontier deals on Orange County to Ontario flight tickets

Frontier

Sep 28

SNA7:16 pmSanta Ana J. Wayne/Orange Cnty

12h 01m

1 stop

ONT7:17 amOntario

Oct 1

ONT8:00 amOntario

27h 07m

2 stops

SNA11:07 amSanta Ana J. Wayne/Orange Cnty

$251

Find similar

Frontier

Sep 29

SNA1:00 pmSanta Ana J. Wayne/Orange Cnty

7h 56m

2 stops

ONT8:56 pmOntario

Oct 1

ONT8:00 amOntario

27h 07m

2 stops

SNA11:07 amSanta Ana J. Wayne/Orange Cnty

$379

Find similar

Frontier

Sep 26

SNA1:00 pmSanta Ana J. Wayne/Orange Cnty

8h 55m

2 stops

ONT9:55 pmOntario

Sep 30

ONT8:00 amOntario

28h 13m

2 stops

SNA12:13 pmSanta Ana J. Wayne/Orange Cnty

$394

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Sun 9/28

7:45 am-7:17 am

1 stop23h 32m

Ontario

Wed 10/1

8:00 am-1:15 pm

1 stop5h 15m

$157

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Wed 10/15

8:09 pm-9:10 am

1 stop13h 01m

Ontario

Wed 10/22

8:00 am-7:14 pm

1 stop11h 14m

$171

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Mon 9/29

1:00 pm-8:56 pm

1 stop7h 56m

Ontario

Wed 10/1

8:00 am-1:15 pm

1 stop5h 15m

$174

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Wed 10/15

6:45 am-11:50 pm

2 stops17h 05m

Ontario

Wed 10/22

8:00 am-10:03 pm

1 stop14h 03m

$214

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Wed 10/22

6:45 am-8:42 pm

1 stop13h 57m

Ontario

Sun 10/26

6:05 am-10:03 pm

1 stop15h 58m

$239

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Sun 9/28

7:16 pm-7:17 am

1 stop12h 01m

Ontario

Wed 10/1

8:00 am-11:07 am

2 stops27h 07m

$251

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Mon 9/29

1:00 pm-8:56 pm

2 stops7h 56m

Ontario

Wed 10/1

8:00 am-11:07 am

2 stops27h 07m

$379

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Fri 12/12

6:45 am-3:21 pm

1 stop8h 36m

Ontario

Sun 12/14

6:00 am-4:37 pm

1 stop10h 37m

$402

Santa AnaOntario

SNA - ONT

SNAONT

Santa Ana J. Wayne/Orange Cnty

Mon 10/13

6:50 am-5:23 pm

1 stop10h 33m

Ontario

Tue 10/14

9:36 am-8:35 pm

1 stop10h 59m

$535

Long BeachOntario

LGB - ONT

LGBONT

Long Beach Municipal

Tue 9/30

7:25 am-9:10 pm

1 stop13h 45m

Ontario

Tue 10/7

11:07 am-7:45 pm

1 stop32h 38m

$1,327

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

Direct flights	None

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 13.79% of the total bookings. Other popular models include Boeing 737-800 Passenger/BBJ2 (winglets) with 9.62%, Airbus A321neo with 9.44%, and Boeing 737 MAX 8 with 9.19%.

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.