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Cheap flights from Arcata to Los Angeles from $269

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Arcata to Los Angeles departing on 11/22. 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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Find the cheapest flights from Arcata to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:15 pm - 5:34 pmACV-ONT
3h 19m1 stop
United Airlines Logo
6:00 am - 10:55 amONT-ACV
4h 55m1 stop
$319United Airlines
Find Deal
Sat, Nov 8 - Tue, Nov 11
United Airlines Logo
6:45 pm - 10:51 pmACV-ONT
4h 06m1 stop
United Airlines Logo
6:00 am - 10:55 amONT-ACV
4h 55m1 stop
$324United Airlines
Find Deal
Tue, Nov 4 - Sat, Nov 8
United Airlines Logo
4:10 pm - 10:49 pmACV-ONT
6h 39m1 stop
United Airlines Logo
6:00 am - 10:55 amONT-ACV
4h 55m1 stop
$344United Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
United Airlines Logo
8:20 am - 12:37 pmACV-ONT
4h 17m1 stop
United Airlines Logo
5:05 am - 1:30 pmONT-ACV
8h 25m1 stop
$410United Airlines
Find Deal
Thu, Nov 20 - Fri, Nov 28
United Airlines Logo
3:59 pm - 12:43 pmACV-ONT
20h 44m2 stops
United Airlines Logo
5:00 am - 1:31 pmONT-ACV
8h 31m1 stop
$421United Airlines
Find Deal
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
3:50 pm - 12:14 pmACV-ONT
20h 24m1 stop
United Airlines Logo
6:00 am - 11:24 amONT-ACV
5h 24m1 stop
$429United Airlines
Find Deal
Fri, Jan 16 - Sun, Jan 18
United Airlines Logo
3:59 pm - 10:57 pmACV-ONT
6h 58m1 stop
United Airlines Logo
5:00 am - 1:31 pmONT-ACV
8h 31m1 stop
$444United Airlines
Find Deal
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
3:50 pm - 10:51 pmACV-ONT
7h 01m1 stop
United Airlines Logo
6:00 am - 2:54 pmONT-ACV
8h 54m1 stop
$446United Airlines
Find Deal
Sat, Nov 8 - Mon, Nov 10
United Airlines Logo
3:59 pm - 12:43 pmACV-ONT
20h 44m2 stops
United Airlines Logo
5:00 am - 1:31 pmONT-ACV
8h 31m1 stop
$451United Airlines
Find Deal
Fri, Feb 27 - Mon, Mar 2
United Airlines Logo
4:10 pm - 10:49 pmACV-ONT
6h 39m1 stop
United Airlines Logo
6:00 am - 10:51 amONT-ACV
4h 51m1 stop
$455United Airlines
Find Deal
Sat, Dec 13 - Fri, Dec 19

United Airlines flights from Arcata to Ontario

Our best United Airlines deals on Arcata to Ontario flight tickets
United Airlines
Nov 8
ACV2:15 pmArcata Eureka
3h 19m
1 stop
ONT5:34 pmOntario
Nov 11
ONT6:00 amOntario
4h 55m
1 stop
ACV10:55 amArcata Eureka
$319
Find similar
United Airlines
Nov 4
ACV6:45 pmArcata Eureka
4h 06m
1 stop
ONT10:51 pmOntario
Nov 8
ONT6:00 amOntario
4h 55m
1 stop
ACV10:55 amArcata Eureka
$324
Find similar
United Airlines
Dec 2
ACV4:10 pmArcata Eureka
6h 39m
1 stop
ONT10:49 pmOntario
Dec 9
ONT6:00 amOntario
4h 55m
1 stop
ACV10:55 amArcata Eureka
$344
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Arcata 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 October 21, 2025.
Use the filters below to find and compare flights from Arcata to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Sat 11/8

2:15 pm-5:34 pm

1 stop3h 19m

Ontario

Tue 11/11

6:00 am-10:55 am

1 stop4h 55m

$319

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Tue 11/4

6:45 pm-10:51 pm

1 stop4h 06m

Ontario

Sat 11/8

6:00 am-10:55 am

1 stop4h 55m

$324

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Tue 12/2

4:10 pm-10:49 pm

1 stop6h 39m

Ontario

Tue 12/9

6:00 am-10:55 am

1 stop4h 55m

$344

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Thu 11/20

8:20 am-12:37 pm

1 stop4h 17m

Ontario

Fri 11/28

5:05 am-1:30 pm

1 stop8h 25m

$410

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Fri 2/27

3:59 pm-12:43 pm

2 stops20h 44m

Ontario

Tue 3/3

5:00 am-1:31 pm

1 stop8h 31m

$421

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Fri 1/16

3:50 pm-12:14 pm

1 stop20h 24m

Ontario

Sun 1/18

6:00 am-11:24 am

1 stop5h 24m

$429

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Fri 2/27

3:59 pm-10:57 pm

1 stop6h 58m

Ontario

Tue 3/3

5:00 am-1:31 pm

1 stop8h 31m

$444

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Sat 11/8

3:50 pm-10:51 pm

1 stop7h 01m

Ontario

Mon 11/10

6:00 am-2:54 pm

1 stop8h 54m

$446

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Fri 2/27

3:59 pm-12:43 pm

2 stops20h 44m

Ontario

Mon 3/2

5:00 am-1:31 pm

1 stop8h 31m

$451

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Sat 12/13

4:10 pm-10:49 pm

1 stop6h 39m

Ontario

Fri 12/19

6:00 am-10:51 am

1 stop4h 51m

$455

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 Arcata 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 day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Wednesday when prices can be found for as low as $514. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Arcata to Ontario for around $613.

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 Arcata to Ontario when you can find flight prices for as low as $485. 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 at noon when prices are $568 on average. Flights to Ontario from Arcata at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Arcata to Ontario

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

Cheap Arcata to Ontario (ACV to ONT) flight deals and tips

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

Direct flights

None
There are no direct flights from Arcata to Ontario. There are no popular flight routes from Arcata to Ontario.
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  • How far is Arcata Eureka to Ontario by plane?

    The straight-line distance from Arcata Eureka to Ontario is 586.9 mi. Typically, this will take 3h 19m by plane in normal conditions.

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

    Prices for flights from Arcata Eureka Airport to Ontario Airport are refreshed on a daily basis.

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

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

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

    The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Arcata to Ontario

Compare and see reviews for airlines that fly from Arcata to Ontario with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $281Free CancellationRating
7.4
8,991 reviews
Search United Airlines flights

Why use momondo?

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

Finding the right flight to Ontario from Arcata is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Arcata to Ontario flights to just show those with flexible booking policies.

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

Once you have performed a search for Arcata 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 Arcata 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 Arcata and alert you when they change.

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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