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Cheap flights from Arcata to Los Angeles from $359

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Arcata to Los Angeles departing on 11/5. 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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Find the cheapest flights from Arcata to Los Angeles

Cheap round-trip flights

United Airlines Logo
3:50 pm - 10:51 pmACV-ONT
7h 01m1 stop
United Airlines Logo
6:00 am - 10:55 amONT-ACV
4h 55m1 stop
$359United Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
United Airlines Logo
8:25 am - 12:13 pmACV-ONT
3h 48m1 stop
United Airlines Logo
9:36 am - 5:53 pmONT-ACV
8h 17m1 stop
$383United Airlines
Find Deal
Wed, Sep 10 - Sun, Sep 28
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
$389United Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
United Airlines Logo
8:25 am - 12:13 pmACV-ONT
3h 48m1 stop
United Airlines Logo
6:50 pm - 10:49 amONT-ACV
15h 59m1 stop
$403United Airlines
Find Deal
Wed, Sep 10 - Mon, Sep 15
United Airlines Logo
2:13 pm - 8:33 pmACV-ONT
6h 20m1 stop
United Airlines Logo
6:00 am - 10:49 amONT-ACV
4h 49m1 stop
$410United Airlines
Find Deal
Fri, Sep 12 - Sun, Sep 14
United Airlines Logo
3:50 pm - 10:51 pmACV-ONT
7h 01m1 stop
United Airlines Logo
6:00 am - 10:55 amONT-ACV
4h 55m1 stop
$434United Airlines
Find Deal
Mon, Nov 24 - Thu, Nov 27
United Airlines Logo
8:25 am - 12:13 pmACV-ONT
3h 48m1 stop
United Airlines Logo
6:00 am - 10:49 amONT-ACV
4h 49m1 stop
$440United Airlines
Find Deal
Thu, Sep 4 - Sat, Sep 6
United Airlines Logo
4:00 pm - 10:52 pmACV-ONT
6h 52m1 stop
United Airlines Logo
6:36 pm - 10:57 amONT-ACV
16h 21m1 stop
$441United Airlines
Find Deal
Thu, Sep 25 - Mon, Sep 29
United Airlines Logo
8:25 am - 12:13 pmACV-ONT
3h 48m1 stop
United Airlines Logo
6:27 pm - 10:57 amONT-ACV
16h 30m2 stops
$452United Airlines
Find Deal
Wed, Sep 10 - Sun, Sep 28
United Airlines Logo
6:45 pm - 10:51 pmACV-ONT
4h 06m1 stop
United Airlines Logo
5:05 am - 5:52 pmONT-ACV
12h 47m2 stops
$457United Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8

United Airlines flights from Arcata to Ontario

Our best United Airlines deals on Arcata to Ontario flight tickets
United Airlines
Nov 5
ACV3:50 pmArcata Eureka
7h 01m
1 stop
ONT10:51 pmOntario
Nov 12
ONT6:00 amOntario
4h 55m
1 stop
ACV10:55 amArcata Eureka
$359
Find similar
United Airlines
Sep 10
ACV8:25 amArcata Eureka
3h 48m
1 stop
ONT12:13 pmOntario
Sep 28
ONT9:36 amOntario
8h 17m
1 stop
ACV5:53 pmArcata Eureka
$383
Find similar
United Airlines
Nov 1
ACV6:45 pmArcata Eureka
4h 06m
1 stop
ONT10:51 pmOntario
Nov 8
ONT6:00 amOntario
4h 55m
1 stop
ACV10:55 amArcata Eureka
$389
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 August 25, 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

Wed 11/5

3:50 pm-10:51 pm

1 stop7h 01m

Ontario

Wed 11/12

6:00 am-10:55 am

1 stop4h 55m

$359

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Wed 9/10

8:25 am-12:13 pm

1 stop3h 48m

Ontario

Sun 9/28

9:36 am-5:53 pm

1 stop8h 17m

$383

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Sat 11/1

6:45 pm-10:51 pm

1 stop4h 06m

Ontario

Sat 11/8

6:00 am-10:55 am

1 stop4h 55m

$389

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Wed 9/10

8:25 am-12:13 pm

1 stop3h 48m

Ontario

Mon 9/15

6:50 pm-10:49 am

1 stop15h 59m

$403

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Fri 9/12

2:13 pm-8:33 pm

1 stop6h 20m

Ontario

Sun 9/14

6:00 am-10:49 am

1 stop4h 49m

$410

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Mon 11/24

3:50 pm-10:51 pm

1 stop7h 01m

Ontario

Thu 11/27

6:00 am-10:55 am

1 stop4h 55m

$434

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Thu 9/4

8:25 am-12:13 pm

1 stop3h 48m

Ontario

Sat 9/6

6:00 am-10:49 am

1 stop4h 49m

$440

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Thu 9/25

4:00 pm-10:52 pm

1 stop6h 52m

Ontario

Mon 9/29

6:36 pm-10:57 am

1 stop16h 21m

$441

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Wed 9/10

8:25 am-12:13 pm

1 stop3h 48m

Ontario

Sun 9/28

6:27 pm-10:57 am

2 stops16h 30m

$452

ArcataOntario

ACV - ONT

ACVONT

Arcata Eureka

Sat 11/1

6:45 pm-10:51 pm

1 stop4h 06m

Ontario

Sat 11/8

5:05 am-5:52 pm

2 stops12h 47m

$457

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 $283Free CancellationRating
7.4
8,940 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

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