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Cheap flights from Ontario to Arcata from $283

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 9/28. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Arcata

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:56 pm - 8:07 pm
ONT
-
ACV
6h 11m
1 stop
United Airlines Logo
7:09 am - 12:12 pm
ACV
-
ONT
5h 03m
1 stop
$304United Airlines
Thu, Aug 13 - Mon, Aug 17
United Airlines Logo
1:56 pm - 8:07 pm
ONT
-
ACV
6h 11m
1 stop
United Airlines Logo
8:00 am - 12:12 pm
ACV
-
ONT
4h 12m
1 stop
$332United Airlines
Thu, Aug 13 - Sun, Aug 16
Multiple Airlines Logo
3:40 pm - 11:39 am
ONT
-
ACV
19h 59m
1 stop
Multiple Airlines Logo
12:20 pm - 8:03 am
ACV
-
ONT
19h 43m
2 stops
$373Multiple Airlines
Fri, Jul 31 - Tue, Aug 4
United Airlines Logo
1:56 pm - 5:50 pm
ONT
-
ACV
3h 54m
1 stop
United Airlines Logo
8:00 am - 12:12 pm
ACV
-
ONT
4h 12m
1 stop
$384United Airlines
Tue, Sep 1 - Sat, Sep 5
United Airlines Logo
6:00 am - 12:08 pm
ONT
-
ACV
6h 08m
1 stop
United Airlines Logo
7:45 am - 12:18 pm
ACV
-
ONT
4h 33m
1 stop
$392United Airlines
Fri, Sep 25 - Sun, Sep 27
United Airlines Logo
6:39 pm - 11:59 pm
ONT
-
ACV
5h 20m
1 stop
United Airlines Logo
6:00 am - 12:12 pm
ACV
-
ONT
6h 12m
1 stop
$395United Airlines
Fri, Jul 31 - Tue, Aug 4
United Airlines Logo
6:39 pm - 11:59 pm
ONT
-
ACV
5h 20m
1 stop
United Airlines Logo
6:44 pm - 10:37 pm
ACV
-
ONT
3h 53m
1 stop
$397United Airlines
Thu, Jul 9 - Sun, Jul 12
United Airlines Logo
6:39 pm - 11:59 pm
ONT
-
ACV
5h 20m
1 stop
United Airlines Logo
6:00 am - 12:12 pm
ACV
-
ONT
6h 12m
1 stop
$399United Airlines
Fri, Jul 3 - Wed, Jul 8
United Airlines Logo
6:00 am - 11:44 am
ONT
-
ACV
5h 44m
1 stop
United Airlines Logo
6:00 am - 12:12 pm
ACV
-
ONT
6h 12m
1 stop
$414United Airlines
Sat, Jul 4 - Tue, Jul 7
United Airlines Logo
6:00 am - 11:42 am
ONT
-
ACV
5h 42m
1 stop
United Airlines Logo
6:44 pm - 10:37 pm
ACV
-
ONT
3h 53m
1 stop
$429United Airlines
Mon, Jul 20 - Tue, Jul 28

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United Airlines flights from Ontario to Arcata

Our best United Airlines deals on Ontario to Arcata flight tickets
United Airlines
Aug 13
ONT1:56 pmOntario
6h 11m
1 stop
ACV8:07 pmArcata Eureka
Aug 17
ACV7:09 amArcata Eureka
5h 03m
1 stop
ONT12:12 pmOntario
$304
United Airlines
Aug 13
ONT1:56 pmOntario
6h 11m
1 stop
ACV8:07 pmArcata Eureka
Aug 16
ACV8:00 amArcata Eureka
4h 12m
1 stop
ONT12:12 pmOntario
$332
United Airlines
Sep 1
ONT1:56 pmOntario
3h 54m
1 stop
ACV5:50 pmArcata Eureka
Sep 5
ACV8:00 amArcata Eureka
4h 12m
1 stop
ONT12:12 pmOntario
$384

Alaska Airlines flights from Ontario to Arcata

Our best Alaska Airlines deals on Ontario to Arcata flight tickets
Alaska Airlines
Aug 21
ONT7:59 pmOntario
18h 36m
1 stop
ACV2:35 pmArcata Eureka
Aug 25
ACV3:12 pmArcata Eureka
24h 58m
2 stops
ONT4:10 pmOntario
$464
Alaska Airlines
Aug 21
ONT7:59 pmOntario
18h 36m
1 stop
ACV2:35 pmArcata Eureka
Aug 25
ACV3:12 pmArcata Eureka
19h 52m
1 stop
ONT11:04 amOntario
$468
Alaska Airlines
Nov 13
ONT5:12 pmOntario
21h 33m
2 stops
ACV2:45 pmArcata Eureka
Nov 16
ACV3:22 pmArcata Eureka
25h 36m
2 stops
ONT4:58 pmOntario
$479

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 June 21, 2026.
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

Cheapest round-trip

OntarioArcata

ONT - ACV

ONTACV

Ontario

Thu 8/13

1:56 pm-8:07 pm

1 stop6h 11m

Arcata Eureka

Mon 8/17

7:09 am-12:12 pm

1 stop5h 03m

$304

OntarioArcata

ONT - ACV

ONTACV

Ontario

Thu 8/13

1:56 pm-8:07 pm

1 stop6h 11m

Arcata Eureka

Sun 8/16

8:00 am-12:12 pm

1 stop4h 12m

$332

OntarioArcata

ONT - ACV

ONTACV

Ontario

Fri 7/31

3:40 pm-11:39 am

1 stop19h 59m

Arcata Eureka

Tue 8/4

12:20 pm-8:03 am

2 stops19h 43m

$373
Quickest round-trip

OntarioArcata

ONT - ACV

ONTACV

Ontario

Tue 9/1

1:56 pm-5:50 pm

1 stop3h 54m

Arcata Eureka

Sat 9/5

8:00 am-12:12 pm

1 stop4h 12m

$384

OntarioArcata

ONT - ACV

ONTACV

Ontario

Fri 9/25

6:00 am-12:08 pm

1 stop6h 08m

Arcata Eureka

Sun 9/27

7:45 am-12:18 pm

1 stop4h 33m

$392

OntarioArcata

ONT - ACV

ONTACV

Ontario

Fri 7/31

6:39 pm-11:59 pm

1 stop5h 20m

Arcata Eureka

Tue 8/4

6:00 am-12:12 pm

1 stop6h 12m

$395

OntarioArcata

ONT - ACV

ONTACV

Ontario

Thu 7/9

6:39 pm-11:59 pm

1 stop5h 20m

Arcata Eureka

Sun 7/12

6:44 pm-10:37 pm

1 stop3h 53m

$397

OntarioArcata

ONT - ACV

ONTACV

Ontario

Fri 7/3

6:39 pm-11:59 pm

1 stop5h 20m

Arcata Eureka

Wed 7/8

6:00 am-12:12 pm

1 stop6h 12m

$399

OntarioArcata

ONT - ACV

ONTACV

Ontario

Sat 7/4

6:00 am-11:44 am

1 stop5h 44m

Arcata Eureka

Tue 7/7

6:00 am-12:12 pm

1 stop6h 12m

$414

OntarioArcata

ONT - ACV

ONTACV

Ontario

Mon 7/20

6:00 am-11:42 am

1 stop5h 42m

Arcata Eureka

Tue 7/28

6:44 pm-10:37 pm

1 stop3h 53m

$429

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 July is another great option to travel to Arcata, with average flight prices from Ontario averaging around $0.

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 $349. 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 $512.

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 $362. 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 morning when prices are around $429.

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

Fastest flight time

3h 54m

Direct flights

None
The fastest flight from Ontario to Arcata takes 3h 54m
There are no direct flights from Ontario to Arcata. There are no popular flight routes from Ontario to Arcata.
Search flight deals

Frequently asked questions about flying from Ontario to Arcata

  • 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 54m.

  • 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 $284Free CancellationRating
7.4
9,868 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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