$313+ Cheap flights from Arcata to Ontario (ACV - ONT)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
ACV — ONT
Dec 5 — Dec 121
Round-trip
1 adult, Economy
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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
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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 Arcata to Ontario
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Cheapest flights from Arcata to OntarioExplore the most affordable flight options available from Arcata to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
Explore the most affordable flight options available from Arcata to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
This United Airlines deal was found by Cheapflights users on 11/2. 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 11/126:05 am -
1 stop6h 24m
Sun 11/156:00 am -
1 stop5h 48m
Deal found 11/2![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 11/2. 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 12/56:15 am -
1 stop3h 46m
Tue 12/86:00 am -
1 stop5h 40m
Deal found 11/2![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Fri 12/112:13 pm -
1 stop3h 23m
Sun 12/135:00 am -
1 stop8h 32m
Deal found 11/5![United Airlines logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/53:00 pm -
2 stops8h 54m
Tue 12/811:57 am -
1 stop26h 26m
Deal found 11/2![Alaska Airlines logo]()
$518
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 11/206:05 am -
1 stop6h 24m
Sat 12/56:00 am -
1 stop5h 40m
Deal found 11/4![United Airlines logo]()
$550
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/176:26 pm -
1 stop4h 27m
Fri 1/86:00 am -
1 stop6h 09m
Deal found 11/4![United Airlines logo]()
$560
This United Airlines deal was found by Cheapflights users on 11/3. 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 12/246:00 am -
1 stop5h 58m
Mon 12/284:00 pm -
1 stop4h 11m
Deal found 11/3![United Airlines logo]()
$565
This United Airlines deal was found by Cheapflights users on 11/3. 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 11/216:05 am -
1 stop6h 24m
Sat 11/286:00 am -
1 stop5h 48m
Deal found 11/3![United Airlines logo]()
$599
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/243:09 pm -
2 stops28h 57m
Mon 12/286:00 am -
1 stop8h 32m
Deal found 11/3![Alaska Airlines logo]()
$673
Best flights from Arcata to OntarioDiscover carefully curated flight deals from Arcata to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
Discover carefully curated flight deals from Arcata to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
This United Airlines deal was found by Cheapflights users on 10/31. 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 12/56:15 am -
1 stop3h 46m
Tue 12/86:00 am -
1 stop5h 40m
Deal found 10/31![United Airlines logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 10/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/53:00 pm -
2 stops8h 54m
Tue 12/811:57 am -
1 stop26h 26m
Deal found 10/31![Alaska Airlines logo]()
$518
This United Airlines deal was found by Cheapflights users on 11/3. 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 3/256:00 am -
1 stop6h 20m
Mon 3/296:00 am -
1 stop6h 04m
Deal found 11/3![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Fri 3/262:15 pm -
1 stop6h 04m
Tue 3/301:33 pm -
1 stop6h 26m
Deal found 11/3![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Fri 3/262:15 pm -
1 stop6h 04m
Sun 3/286:00 am -
1 stop6h 04m
Deal found 11/3![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 11/1. 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 12/1012:40 pm -
1 stop8h 31m
Mon 12/144:17 pm -
1 stop4h 02m
Deal found 11/1![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 11/206:05 am -
1 stop6h 24m
Sat 12/56:00 am -
1 stop5h 40m
Deal found 11/4![United Airlines logo]()
$550
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/176:26 pm -
1 stop4h 27m
Fri 1/86:00 am -
1 stop6h 09m
Deal found 11/4![United Airlines logo]()
$560
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/246:00 am -
1 stop5h 58m
Mon 12/284:00 pm -
1 stop4h 11m
Deal found 11/4![United Airlines logo]()
$575
Last-minute flights from Arcata to OntarioDiscover last-minute flight deals from Arcata to Ontario. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Arcata to Ontario. Data last updated November 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Tue 11/102:13 pm -
1 stop3h 48m
Fri 11/131:35 pm -
1 stop4h 10m
Deal found 11/2![United Airlines logo]()
$872
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 11/108:00 am -
1 stop4h 29m
Tue 11/104:17 pm -
1 stop3h 39m
Deal found 11/4![United Airlines logo]()
$927
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:22 pm -
1 stop23h 51m
Fri 11/135:59 pm -
2 stops20h 46m
Deal found 11/2![Alaska Airlines logo]()
$1,207
This United Airlines deal was found by Cheapflights users on 11/2. 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 11/126:05 am -
1 stop6h 24m
Sun 11/156:00 am -
1 stop5h 48m
Deal found 11/2![United Airlines logo]()
$444
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/123:22 pm -
1 stop7h 44m
Sun 11/156:00 am -
1 stop8h 45m
Deal found 11/2![Alaska Airlines logo]()
$1,668
One-way flights from Arcata to OntarioSearch for one-way flight options from Arcata to Ontario. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
Search for one-way flight options from Arcata to Ontario. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/43:09 pm -
1 stop24h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Alaska Airlines logo]()
$313
This Alaska Airlines deal was found by Cheapflights users on 11/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/143:00 pm -
1 stop20h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Alaska Airlines logo]()
$323
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/313:08 pm -
2 stops26h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Alaska Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 11/2. 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 11/286:05 am -
1 stop6h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![United Airlines logo]()
$339
This Priceline deal was found by Cheapflights users on 11/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/183:09 pm -
2 stops7h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Alaska Airlines logo]()
$417
This United Airlines deal was found by Cheapflights users on 11/1. 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 11/1812:42 pm -
1 stop8h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![United Airlines logo]()
$425
This Priceline deal was found by Cheapflights users on 10/31. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/243:16 pm -
1 stop8h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Alaska Airlines logo]()
$447
This United Airlines deal was found by Cheapflights users on 11/2. 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 11/296:38 pm -
1 stop4h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![United Airlines logo]()
$485
Find flight deals from Arcata to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Arcata (ACV) to Ontario (ONT). 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 November 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $454 (United Airlines) |
One-way from | $313 (Alaska Airlines) |
Popular in | November |
Cheapest in | September |
Average price | $606 |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated November 5, 2026.
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
Cheapest round-trip
ArcataOntario
ACV Arcata Eureka - ONT Ontario
ACVONT
Arcata Eureka
Mon 1/4
3:09 pm-3:33 pm
1 stop24h 24m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$313
ArcataOntario
ACV Arcata Eureka - ONT Ontario
ACVONT
Arcata Eureka
Mon 12/14
3:00 pm-11:13 am
1 stop20h 13m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$323
ArcataOntario
ACV Arcata Eureka - ONT Ontario
ACVONT
Arcata Eureka
Sun 1/31
3:08 pm-5:17 pm
2 stops26h 09m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$328
ArcataOntario
ACV Arcata Eureka - ONT Ontario
ACVONT
Arcata Eureka
Sat 11/28
6:05 am-12:29 pm
1 stop6h 24m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$339
ArcataOntario
ACV Arcata Eureka - ONT Ontario
ACVONT
Arcata Eureka
Wed 11/18
12:42 pm-8:51 pm
1 stop8h 09m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$425
ArcataOntario
ACV Arcata Eureka - ONT Ontario
ACVONT
Arcata Eureka
Tue 11/24
3:16 pm-11:31 pm
1 stop8h 15m
Ontario
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$447
ArcataOntario
ACV Arcata Eureka - ONT Ontario
ACVONT
Arcata Eureka
Sat 12/5
6:15 am-10:01 am
1 stop3h 46m
Ontario
Tue 12/8
6:00 am-11:40 am
1 stop5h 40m
$454
ArcataOntario
ACV Arcata Eureka - ONT Ontario
ACVONT
Arcata Eureka
Thu 3/25
6:00 am-12:20 pm
1 stop6h 20m
Ontario
Mon 3/29
6:00 am-12:04 pm
1 stop6h 04m
$454
ArcataOntario
ACV Arcata Eureka - ONT Ontario
ACVONT
Arcata Eureka
Fri 3/26
2:15 pm-8:19 pm
1 stop6h 04m
Ontario
Tue 3/30
1:33 pm-7:59 pm
1 stop6h 26m
$454
ArcataOntario
ACV Arcata Eureka - ONT Ontario
ACVONT
Arcata Eureka
Fri 3/26
2:15 pm-8:19 pm
1 stop6h 04m
Ontario
Sun 3/28
6:00 am-12:04 pm
1 stop6h 04m
$454
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Arcata to Ontario
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 Arcata to Ontario in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Arcata-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Arcata-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Arcata-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Arcata-Ontario 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 Arcata-Ontario 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 Arcata to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Arcata with our price prediction graph.
ACV-ONT
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 Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated November 5, 2026.
Get a feel of what it's like to fly with United Airlines from Arcata to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Boarding
7.7
Food
6.7
Comfort
7.3
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
Crew
8.1
Boarding
7.7
Food
6.7
Comfort
7.3
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
Related info for your journey
Find useful and relevant information for your journey from Arcata to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 5, 2026.
Arcata and Ontario flights
Browse other Arcata and Ontario flight options. Last updated on November 5, 2026.
Other flights from Arcata
Browse through other flights departing from Arcata. Flights are based on user searches made on Cheapflights and were last updated on November 5, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Arcata to Ontario
Discover the top airline that operate flights from Arcata to Ontario. 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 7,457,451 searches. Data last updated November 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$314 | Average$406 | FlexibilityNo cancel fee | On-time69% |