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Cheap flights from Ontario to Arcata from $274

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Arcata departing on 10/8. 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 Ontario to Arcata

Cheap round-trip flights

United Airlines Logo
1:53 pm - 5:53 pmONT-ACV
4h 00m1 stop
United Airlines Logo
6:45 pm - 10:51 pmACV-ONT
4h 06m1 stop
$314United Airlines
Find Deal
mié., oct. 22 - mié., oct. 29
United Airlines Logo
6:36 pm - 10:15 pmONT-ACV
3h 39m1 stop
United Airlines Logo
6:45 pm - 10:52 pmACV-ONT
4h 07m1 stop
$319United Airlines
Find Deal
mié., oct. 1 - mié., oct. 8
United Airlines Logo
6:00 am - 12:04 pmONT-ACV
6h 04m1 stop
United Airlines Logo
5:00 pm - 10:45 pmACV-ONT
5h 45m1 stop
$344United Airlines
Find Deal
vie., mar. 6 - mar., mar. 10
United Airlines Logo
6:51 pm - 10:52 amONT-ACV
16h 01m1 stop
United Airlines Logo
6:45 pm - 10:52 pmACV-ONT
4h 07m1 stop
$348United Airlines
Find Deal
sáb., oct. 11 - mié., oct. 15
United Airlines Logo
6:00 am - 2:29 pmONT-ACV
8h 29m1 stop
United Airlines Logo
5:00 pm - 10:45 pmACV-ONT
5h 45m1 stop
$349United Airlines
Find Deal
vie., mar. 6 - mar., mar. 10
United Airlines Logo
6:36 pm - 10:15 pmONT-ACV
3h 39m1 stop
United Airlines Logo
4:00 pm - 10:52 pmACV-ONT
6h 52m1 stop
$353United Airlines
Find Deal
mié., oct. 1 - mié., oct. 8
United Airlines Logo
6:36 pm - 10:15 pmONT-ACV
3h 39m1 stop
United Airlines Logo
4:00 pm - 5:40 pmACV-ONT
25h 40m1 stop
$378United Airlines
Find Deal
mar., oct. 14 - vie., oct. 17
United Airlines Logo
6:00 am - 10:56 amONT-ACV
4h 56m1 stop
United Airlines Logo
7:18 am - 10:57 pmACV-ONT
15h 39m1 stop
$379United Airlines
Find Deal
vie., feb. 27 - dom., mar. 1
United Airlines Logo
6:51 pm - 5:53 pmONT-ACV
23h 02m1 stop
United Airlines Logo
6:45 pm - 10:52 pmACV-ONT
4h 07m1 stop
$388United Airlines
Find Deal
sáb., sep. 27 - mar., sep. 30
United Airlines Logo
6:00 am - 10:55 amONT-ACV
4h 55m1 stop
United Airlines Logo
2:15 pm - 5:37 pmACV-ONT
3h 22m1 stop
$410United Airlines
Find Deal
jue., dic. 11 - sáb., dic. 13

United Airlines flights from Ontario to Arcata

Our best United Airlines deals on Ontario to Arcata flight tickets
United Airlines
Oct 22
ONT1:53 pmOntario
4h 00m
1 stop
ACV5:53 pmArcata Eureka
Oct 29
ACV6:45 pmArcata Eureka
4h 06m
1 stop
ONT10:51 pmOntario
$314
Find similar
United Airlines
Oct 1
ONT6:36 pmOntario
3h 39m
1 stop
ACV10:15 pmArcata Eureka
Oct 8
ACV6:45 pmArcata Eureka
4h 07m
1 stop
ONT10:52 pmOntario
$319
Find similar
United Airlines
Mar 6
ONT6:00 amOntario
6h 04m
1 stop
ACV12:04 pmArcata Eureka
Mar 10
ACV5:00 pmArcata Eureka
5h 45m
1 stop
ONT10:45 pmOntario
$344
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Arcata 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 septiembre 16, 2025.
Use the filters below to find and compare flights from Ontario to Arcata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioArcata

ONT - ACV

ONTACV

Ontario

mié. 10/22

1:53 pm-5:53 pm

1 stop4h 00m

Arcata Eureka

mié. 10/29

6:45 pm-10:51 pm

1 stop4h 06m

$314

OntarioArcata

ONT - ACV

ONTACV

Ontario

mié. 10/1

6:36 pm-10:15 pm

1 stop3h 39m

Arcata Eureka

mié. 10/8

6:45 pm-10:52 pm

1 stop4h 07m

$319

OntarioArcata

ONT - ACV

ONTACV

Ontario

vie. 3/6

6:00 am-12:04 pm

1 stop6h 04m

Arcata Eureka

mar. 3/10

5:00 pm-10:45 pm

1 stop5h 45m

$344

OntarioArcata

ONT - ACV

ONTACV

Ontario

sáb. 10/11

6:51 pm-10:52 am

1 stop16h 01m

Arcata Eureka

mié. 10/15

6:45 pm-10:52 pm

1 stop4h 07m

$348

OntarioArcata

ONT - ACV

ONTACV

Ontario

vie. 3/6

6:00 am-2:29 pm

1 stop8h 29m

Arcata Eureka

mar. 3/10

5:00 pm-10:45 pm

1 stop5h 45m

$349

OntarioArcata

ONT - ACV

ONTACV

Ontario

mié. 10/1

6:36 pm-10:15 pm

1 stop3h 39m

Arcata Eureka

mié. 10/8

4:00 pm-10:52 pm

1 stop6h 52m

$353

OntarioArcata

ONT - ACV

ONTACV

Ontario

mar. 10/14

6:36 pm-10:15 pm

1 stop3h 39m

Arcata Eureka

vie. 10/17

4:00 pm-5:40 pm

1 stop25h 40m

$378

OntarioArcata

ONT - ACV

ONTACV

Ontario

vie. 2/27

6:00 am-10:56 am

1 stop4h 56m

Arcata Eureka

dom. 3/1

7:18 am-10:57 pm

1 stop15h 39m

$379

OntarioArcata

ONT - ACV

ONTACV

Ontario

sáb. 9/27

6:51 pm-5:53 pm

1 stop23h 02m

Arcata Eureka

mar. 9/30

6:45 pm-10:52 pm

1 stop4h 07m

$388

OntarioArcata

ONT - ACV

ONTACV

Ontario

jue. 12/11

6:00 am-10:55 am

1 stop4h 55m

Arcata Eureka

sáb. 12/13

2:15 pm-5:37 pm

1 stop3h 22m

$410

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Arcata from

How to get the cheapest flight ticket from Ontario to Arcata

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 Arcata?

The month of May is another great option to travel to Arcata, with average flight prices from Ontario averaging around $304.

What is the cheapest day to depart on your flight to Arcata?

The cheapest day to depart from Ontario to Arcata is on a Thursday. Travelers who choose to depart for Arcata on a Thursday will often find tickets for as low as $302. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Arcata for around $439.

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

At noon is the cheapest time of day to fly from Ontario to Arcata when you can find flight prices for as low as $329. Flying to Arcata at noon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Arcata is in the evening when prices are around $519.

When to book flights from Ontario to Arcata

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

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

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

Direct flights

None
There are no direct flights from Ontario to Arcata. There are no popular flight routes from Ontario to Arcata.
Search flight deals

  • How far is Ontario to Arcata Eureka by plane?

    Ontario and Arcata Eureka are 586.9 mi apart from one another. By plane, this route typically takes 3h 39m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Arcata Eureka Airport.

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

    The required travel and health documents for your Arcata Eureka 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 Arcata Eureka 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 Ontario to Arcata?

Best airlines flying from Ontario to Arcata

Compare and see reviews for airlines that fly from Ontario to Arcata with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $279Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights

Traveling to a place near Arcata?

Book flights to Arcata if you plan to visit one of these locations
Eureka
Fortuna

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Arcata for you.

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

Flights from Ontario to Arcata 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 Ontario to Arcata?

Once all potential Ontario to Arcata 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 Ontario to Arcata right now. Can momondo alert me if prices change?

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

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