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Cheap flights from Ontario to Arcata from $244

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Arcata departing on 11/24. 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 Ontario to Arcata

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:40 pm - 5:52 pmONT-ACV
4h 12m1 stop
United Airlines Logo
2:15 pm - 5:34 pmACV-ONT
3h 19m1 stop
$244United Airlines
Find Deal
Mon, Nov 24 - Thu, Nov 27
United Airlines Logo
6:00 am - 10:50 amONT-ACV
4h 50m1 stop
United Airlines Logo
7:18 am - 12:17 pmACV-ONT
4h 59m1 stop
$314United Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
6:00 am - 10:55 amONT-ACV
4h 55m1 stop
United Airlines Logo
6:45 pm - 10:51 pmACV-ONT
4h 06m1 stop
$344United Airlines
Find Deal
Sat, Nov 15 - Wed, Nov 19
United Airlines Logo
6:00 am - 10:55 amONT-ACV
4h 55m1 stop
United Airlines Logo
6:45 pm - 10:51 pmACV-ONT
4h 06m1 stop
$355United Airlines
Find Deal
Fri, Nov 21 - Mon, Dec 1
United Airlines Logo
6:00 am - 10:55 amONT-ACV
4h 55m1 stop
United Airlines Logo
2:15 pm - 7:41 pmACV-ONT
5h 26m1 stop
$359United Airlines
Find Deal
Tue, Nov 25 - Fri, Nov 28
United Airlines Logo
1:45 pm - 5:52 pmONT-ACV
4h 07m1 stop
United Airlines Logo
6:45 pm - 10:51 pmACV-ONT
4h 06m1 stop
$374United Airlines
Find Deal
Wed, Nov 12 - Sun, Nov 16
United Airlines Logo
6:00 am - 10:55 amONT-ACV
4h 55m1 stop
United Airlines Logo
4:10 pm - 5:37 pmACV-ONT
25h 27m1 stop
$385United Airlines
Find Deal
Tue, Dec 2 - Fri, Dec 5
United Airlines Logo
1:33 pm - 6:08 pmONT-ACV
4h 35m1 stop
United Airlines Logo
6:40 pm - 11:06 pmACV-ONT
4h 26m1 stop
$404United Airlines
Find Deal
Wed, Apr 15 - Sun, Apr 19
Alaska Airlines Logo
6:00 am - 1:14 pmONT-ACV
7h 14m1 stop
Alaska Airlines Logo
1:55 pm - 10:53 amACV-ONT
20h 58m1 stop
$478Alaska Airlines
Find Deal
Mon, Apr 13 - Sat, Apr 18
Alaska Airlines Logo
6:55 pm - 1:14 pmONT-ACV
18h 19m1 stop
Alaska Airlines Logo
1:55 pm - 10:38 pmACV-ONT
8h 43m1 stop
$508Alaska Airlines
Find Deal
Sat, Apr 11 - Fri, Apr 17

United Airlines flights from Ontario to Arcata

Our best United Airlines deals on Ontario to Arcata flight tickets
United Airlines
Nov 24
ONT1:40 pmOntario
4h 12m
1 stop
ACV5:52 pmArcata Eureka
Nov 27
ACV2:15 pmArcata Eureka
3h 19m
1 stop
ONT5:34 pmOntario
$244
Find similar
United Airlines
Mar 6
ONT6:00 amOntario
4h 50m
1 stop
ACV10:50 amArcata Eureka
Mar 10
ACV7:18 amArcata Eureka
4h 59m
1 stop
ONT12:17 pmOntario
$314
Find similar
United Airlines
Nov 15
ONT6:00 amOntario
4h 55m
1 stop
ACV10:55 amArcata Eureka
Nov 19
ACV6:45 pmArcata Eureka
4h 06m
1 stop
ONT10:51 pmOntario
$344
Find similar

Alaska Airlines flights from Ontario to Arcata

Our best Alaska Airlines deals on Ontario to Arcata flight tickets
Alaska Airlines
Apr 13
ONT6:00 amOntario
7h 14m
1 stop
ACV1:14 pmArcata Eureka
Apr 18
ACV1:55 pmArcata Eureka
20h 58m
1 stop
ONT10:53 amOntario
$478
Find similar
Alaska Airlines
Apr 11
ONT11:30 amOntario
25h 44m
1 stop
ACV1:14 pmArcata Eureka
Apr 16
ACV1:55 pmArcata Eureka
20h 58m
1 stop
ONT10:53 amOntario
$508
Find similar
Alaska Airlines
Apr 13
ONT7:00 amOntario
30h 14m
2 stops
ACV1:14 pmArcata Eureka
Apr 15
ACV1:55 pmArcata Eureka
27h 47m
2 stops
ONT5:42 pmOntario
$513
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 November 2, 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

Mon 11/24

1:40 pm-5:52 pm

1 stop4h 12m

Arcata Eureka

Thu 11/27

2:15 pm-5:34 pm

1 stop3h 19m

$244

OntarioArcata

ONT - ACV

ONTACV

Ontario

Fri 3/6

6:00 am-10:50 am

1 stop4h 50m

Arcata Eureka

Tue 3/10

7:18 am-12:17 pm

1 stop4h 59m

$314

OntarioArcata

ONT - ACV

ONTACV

Ontario

Sat 11/15

6:00 am-10:55 am

1 stop4h 55m

Arcata Eureka

Wed 11/19

6:45 pm-10:51 pm

1 stop4h 06m

$344

OntarioArcata

ONT - ACV

ONTACV

Ontario

Fri 11/21

6:00 am-10:55 am

1 stop4h 55m

Arcata Eureka

Mon 12/1

6:45 pm-10:51 pm

1 stop4h 06m

$355

OntarioArcata

ONT - ACV

ONTACV

Ontario

Tue 11/25

6:00 am-10:55 am

1 stop4h 55m

Arcata Eureka

Fri 11/28

2:15 pm-7:41 pm

1 stop5h 26m

$359

OntarioArcata

ONT - ACV

ONTACV

Ontario

Wed 11/12

1:45 pm-5:52 pm

1 stop4h 07m

Arcata Eureka

Sun 11/16

6:45 pm-10:51 pm

1 stop4h 06m

$374

OntarioArcata

ONT - ACV

ONTACV

Ontario

Tue 12/2

6:00 am-10:55 am

1 stop4h 55m

Arcata Eureka

Fri 12/5

4:10 pm-5:37 pm

1 stop25h 27m

$385

OntarioArcata

ONT - ACV

ONTACV

Ontario

Wed 4/15

1:33 pm-6:08 pm

1 stop4h 35m

Arcata Eureka

Sun 4/19

6:40 pm-11:06 pm

1 stop4h 26m

$404

OntarioArcata

ONT - ACV

ONTACV

Ontario

Mon 4/13

6:00 am-1:14 pm

1 stop7h 14m

Arcata Eureka

Sat 4/18

1:55 pm-10:53 am

1 stop20h 58m

$478

OntarioArcata

ONT - ACV

ONTACV

Ontario

Sat 4/11

6:55 pm-1:14 pm

1 stop18h 19m

Arcata Eureka

Fri 4/17

1:55 pm-10:38 pm

1 stop8h 43m

$508

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 $293. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Arcata for around $442.

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 $330. 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.
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  • 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 4h 07m.

  • 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
8,997 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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