HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Arcata

$151+ Cheap flights from Ontario to Arcata (ONT - ACV)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ACV
Aug 21 — Aug 281
Fri 8/21
Fri 8/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Arcata with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Arcata

Cheapest flights from Ontario to Arcata
Explore the most affordable flight options available from Ontario to Arcata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 22, 2026.

This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/161:56 pm
ONT
-
ACV
1 stop6h 11m
United Airlines
Sun 8/237:09 am
ACV
-
ONT
1 stop5h 03m
United Airlines
Deal found 7/18$304
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:40 pm
ONT
-
ACV
1 stop19h 59m
Multiple Airlines
Tue 8/2512:20 pm
ACV
-
ONT
2 stops27h 34m
Multiple Airlines
Deal found 7/21$309
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:39 pm
ONT
-
ACV
1 stop5h 20m
United Airlines
Mon 8/172:08 pm
ACV
-
ONT
1 stop5h 53m
United Airlines
Deal found 7/18$319
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:39 pm
ONT
-
ACV
1 stop4h 12m
United Airlines
Sun 8/96:00 am
ACV
-
ONT
1 stop6h 12m
United Airlines
Deal found 7/20$334
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:39 pm
ONT
-
ACV
1 stop5h 20m
United Airlines
Sat 8/226:00 am
ACV
-
ONT
1 stop6h 12m
United Airlines
Deal found 7/18$364
This Kiwi.com deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:47 am
ONT
-
ACV
2 stops22h 43m
Multiple Airlines
Sat 8/2212:19 pm
ACV
-
ONT
1 stop19h 44m
Multiple Airlines
Deal found 7/18$374
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:49 pm
ONT
-
ACV
2 stops13h 50m
Multiple Airlines
Wed 9/2312:51 pm
ACV
-
ONT
1 stop8h 03m
Multiple Airlines
Deal found 7/21$377
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/291:56 pm
ONT
-
ACV
1 stop3h 54m
United Airlines
Tue 9/12:08 pm
ACV
-
ONT
1 stop5h 53m
United Airlines
Deal found 7/20$384
This United Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:56 pm
ONT
-
ACV
1 stop6h 11m
United Airlines
Mon 8/177:09 am
ACV
-
ONT
1 stop5h 03m
United Airlines
Deal found 7/19$385
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:56 pm
ONT
-
ACV
1 stop6h 11m
United Airlines
Mon 8/247:09 am
ACV
-
ONT
1 stop5h 03m
United Airlines
Deal found 7/22$394
This United Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:39 pm
ONT
-
ACV
1 stop4h 12m
United Airlines
Sun 8/97:40 am
ACV
-
ONT
1 stop4h 32m
United Airlines
Deal found 7/19$399

Find flight deals from Ontario to Arcata

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Arcata (ACV). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$304
(United Airlines)

One-way from

$151
(Kiwi.com)

Popular in

February

Cheapest in

August

Average price

$561
Provider with most accurate pricing for Ontario-Arcata Eureka flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Arcata Eureka flights.
Search Deals
From Ontario to Arcata Eureka
Search Deals
One-way flight from Ontario to Arcata Eureka
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 22, 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

Fri 8/21

6:08 am-11:36 am

1 stop5h 28m

Arcata Eureka

Sun 8/23

6:27 pm-10:59 pm

1 stop4h 32m

$304

OntarioArcata

ONT - ACV

ONTACV

Ontario

Fri 8/7

6:39 pm-11:59 pm

1 stop5h 20m

Arcata Eureka

Mon 8/17

2:08 pm-6:11 pm

1 stop4h 03m

$319

OntarioArcata

ONT - ACV

ONTACV

Ontario

Fri 9/4

1:56 pm-8:07 pm

1 stop6h 11m

Arcata Eureka

Mon 9/7

8:00 am-12:12 pm

1 stop4h 12m

$384

OntarioArcata

ONT - ACV

ONTACV

Ontario

Mon 8/17

1:56 pm-8:07 pm

1 stop6h 11m

Arcata Eureka

Sat 8/22

8:00 am-12:12 pm

1 stop4h 12m

$394
Quickest round-trip

OntarioArcata

ONT - ACV

ONTACV

Ontario

Fri 8/7

1:50 pm-6:03 pm

1 stop4h 13m

Arcata Eureka

Sun 8/16

8:00 am-12:12 pm

1 stop4h 12m

$399

OntarioArcata

ONT - ACV

ONTACV

Ontario

Wed 8/5

6:39 pm-10:51 pm

1 stop4h 12m

Arcata Eureka

Sun 8/9

6:00 am-12:12 pm

1 stop6h 12m

$414

OntarioArcata

ONT - ACV

ONTACV

Ontario

Fri 9/18

1:56 pm-8:07 pm

1 stop6h 11m

Arcata Eureka

Sun 9/20

7:45 am-12:12 pm

1 stop4h 27m

$444

OntarioArcata

ONT - ACV

ONTACV

Ontario

Sat 8/29

5:00 am-11:36 am

2 stops30h 36m

Arcata Eureka

Tue 9/1

7:09 am-12:12 pm

1 stop5h 03m

$512

OntarioArcata

ONT - ACV

ONTACV

Ontario

Fri 9/18

6:14 pm-2:42 pm

2 stops20h 28m

Arcata Eureka

Sun 9/20

3:19 pm-11:16 am

1 stop19h 57m

$518

OntarioArcata

ONT - ACV

ONTACV

Ontario

Sat 8/29

7:12 am-2:35 pm

2 stops31h 23m

Arcata Eureka

Tue 9/1

3:12 pm-11:04 am

1 stop19h 52m

$528

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/17

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Ontario to Arcata

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Arcata in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Arcata flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Arcata flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Arcata flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Arcata flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Arcata flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Arcata

Have a flexible travel schedule? Discover the best time to fly to Arcata from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Arcata

Get insights into the airlines that provide service to Arcata. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Arcata. Reviews last updated July 22, 2026.
Get a feel of what it's like to fly with United Airlines from Ontario to Arcata by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,020 reviews

Overall

7.4

Entertainment

7.1

Food

6.7

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.
United Airlines
7.4
Good
10,020 reviews
United Airlines
7.4
Good
10,020 reviews

Overall

7.4

Entertainment

7.1

Food

6.7

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Arcata. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Arcata?

    United Airlines can get you from Ontario to Arcata in just under 5h 28m. Your travel time can differ by up to . There are 595 mi between Ontario and Arcata.

  • What is the cheapest airline to fly from Ontario to Arcata round-trip?

    Currently priced at $284, United Airlines will fly you from Ontario to Arcata and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. United Airlines is priced at 36% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Ontario to Arcata that include hotel bookings?

    Yes. In addition to deals on Ontario to Arcata flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Arcata?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Arcata.

  • Can I find deals for business class flights from Ontario to Arcata?

    Yes. Cheapflights offers flight deals from Ontario to Arcata by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Arcata

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Las Vegas flights
San Francisco to Las Vegas flights
San Francisco to Los Angeles flights
Los Angeles to San Francisco flights
San Francisco to Ontario flights
San Francisco to Santa Ana flights
Santa Ana to Las Vegas flights
Ontario to San Francisco flights
Los Angeles to San Jose flights
Santa Ana to San Francisco flights
San Jose to Los Angeles flights
Ontario to Las Vegas flights
San Jose to Las Vegas flights
Burbank to San Francisco flights
Burbank to Las Vegas flights
San Francisco to San Diego flights
San Diego to Las Vegas flights
San Diego to San Francisco flights
Oakland to Las Vegas flights
Las Vegas to Los Angeles flights
Sacramento to Los Angeles flights
San Jose to San Diego flights
Sacramento to Las Vegas flights
San Francisco to Burbank flights
Los Angeles to Sacramento flights
San Jose to Santa Ana flights
Los Angeles to Reno flights
Sacramento to Ontario flights
Fresno to Las Vegas flights
San Jose to Ontario flights
Oakland to San Diego flights
Las Vegas to Ontario flights
Sacramento to San Diego flights
Las Vegas to Santa Ana flights
Santa Ana to San Jose flights
San Francisco to Palm Springs flights
Las Vegas to Reno flights
Oakland to Los Angeles flights
Reno to Las Vegas flights
Stockton to Las Vegas flights
Las Vegas to San Diego flights
Santa Rosa to Las Vegas flights
San Diego to San Jose flights
Ontario to Reno flights
Las Vegas to San Francisco flights
Ontario to San Jose flights
Long Beach to San Francisco flights
Burbank to San Jose flights
Los Angeles to Oakland flights
Santa Rosa to San Diego flights

Top airline flying from Ontario to Arcata

Discover the top airline that operate flights from Ontario to Arcata. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$284Average$394FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.