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Arcata

$284+ Cheap flights from Illinois to Arcata (ACV)

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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ACV
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheap flight deals from Illinois to Arcata

Keep the following information in mind while searching for Illinois to Arcata flight deals. Data was last updated November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$284
(United Airlines)
Provider with most accurate pricing for Chicago (CHI)-Arcata Eureka flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Arcata Eureka flights.
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From Illinois to Arcata Eureka
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Find flight deals from Illinois to Arcata

Cheapest flights from Illinois to Arcata
Explore the most affordable flight options available from Illinois to Arcata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

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 11/206:15 amSTL - ACV
2 stops11h 03mUnited Airlines
Mon 11/248:20 amACV - STL
1 stop6h 07mUnited Airlines
Deal found 11/4$360
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.
Tue 12/24:05 pmORD - ACV
2 stops20h 50mUnited Airlines
Sun 12/76:45 pmACV - ORD
1 stop9h 17mUnited Airlines
Deal found 11/5$488
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.
Wed 11/199:10 amORD - ACV
1 stop7h 44mUnited Airlines
Sun 11/233:50 pmACV - ORD
2 stops15h 50mUnited Airlines
Deal found 11/4$566
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.
Sat 11/87:10 amORD - ACV
1 stop8h 20mUnited Airlines
Sat 11/156:45 pmACV - ORD
1 stop8h 15mUnited Airlines
Deal found 11/5$569
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.
Sun 11/95:29 pmSTL - ACV
1 stop6h 43mUnited Airlines
Thu 11/138:20 amACV - STL
1 stop6h 07mUnited Airlines
Deal found 11/4$1,019

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois 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 November 6, 2025.
Use the filters below to find and compare flights from Illinois to Arcata that are best for you.

Fly from

Illinois

Fly to

Arcata

Route

Depart

Return

Price

ChicagoArcata

ORD - ACV

ORDACV

Chicago O'Hare Intl

Thu 4/30

7:40 am-3:25 pm

1 stop9h 45m

Arcata Eureka

Tue 5/5

4:00 pm-12:58 am

1 stop6h 58m

$284

ChicagoArcata

ORD - ACV

ORDACV

Chicago O'Hare Intl

Fri 2/6

6:47 am-2:47 pm

1 stop10h 00m

Arcata Eureka

Mon 2/9

4:00 pm-12:58 am

1 stop6h 58m

$284

ChicagoArcata

ORD - ACV

ORDACV

Chicago O'Hare Intl

Fri 1/9

9:01 am-3:13 pm

1 stop8h 12m

Arcata Eureka

Tue 1/13

2:09 pm-11:14 pm

1 stop7h 05m

$284

ChicagoArcata

ORD - ACV

ORDACV

Chicago O'Hare Intl

Fri 2/27

4:20 pm-10:45 pm

1 stop8h 25m

Arcata Eureka

Tue 3/3

1:00 pm-11:59 pm

1 stop8h 59m

$304

ChicagoArcata

ORD - ACV

ORDACV

Chicago O'Hare Intl

Mon 1/12

4:16 pm-10:28 pm

1 stop8h 12m

Arcata Eureka

Wed 1/14

12:30 pm-9:15 pm

1 stop6h 45m

$316

ChicagoArcata

ORD - ACV

ORDACV

Chicago O'Hare Intl

Mon 3/2

6:25 am-12:19 pm

1 stop7h 54m

Arcata Eureka

Fri 3/6

3:50 pm-12:59 am

1 stop7h 09m

$336

St. LouisArcata

STL - ACV

STLACV

Lambert-St Louis

Thu 11/20

6:15 am-3:18 pm

2 stops11h 03m

Arcata Eureka

Mon 11/24

8:20 am-4:27 pm

1 stop6h 07m

$360

St. LouisArcata

STL - ACV

STLACV

Lambert-St Louis

Wed 4/29

7:00 am-1:14 pm

1 stop8h 14m

Arcata Eureka

Wed 5/6

1:55 pm-11:55 pm

1 stop8h 00m

$430

ChicagoArcata

ORD - ACV

ORDACV

Chicago O'Hare Intl

Sat 3/7

8:55 am-2:46 pm

1 stop7h 51m

Arcata Eureka

Tue 3/10

2:13 pm-12:59 am

1 stop8h 46m

$440

St. LouisArcata

STL - ACV

STLACV

Lambert-St Louis

Fri 3/6

8:00 am-7:08 pm

2 stops13h 08m

Arcata Eureka

Tue 3/10

7:30 am-8:54 pm

2 stops11h 24m

$558

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 16 results
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Best time to book a flight from Illinois to Arcata

Have a flexible travel schedule? Discover the best time to fly to Arcata from Illinois 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.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Arcata

What is the cheapest month to book a flight from Illinois to Arcata?

Currently, January is the cheapest month in which you can book a flight from Illinois to Arcata (average of $283). Flying from Illinois to Arcata in December is currently the most expensive (average of $962). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to ACV?

Find hourly flight availability from Illinois to Arcata. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.

It’s optimal to fly from Illinois to Arcata in the evening. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight at noon.

Related info for your journey

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

  • What airport do you fly into for flights to Arcata from Illinois?

    For a flight from Illinois to Arcata, you will be flying into Eureka. Arcata Eureka (ACV) is just 7.4 mi from the center of the city.

  • How long is the flight from Illinois to Arcata?

    For as low as $430, United Airlines can have you in Arcata from Illinois in 8h 14m. The distance from Illinois to Arcata is about 1783 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois 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.

  • What is the cheapest month to book a flight from Illinois to Arcata?

    Currently, January is the cheapest month in which you can book a flight from Illinois to Arcata (average of $283). Flying from Illinois to Arcata in December is currently the most expensive (average of $962). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Illinois to Arcata

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Illinois to Arcata

Discover the top airline that operate flights from Illinois 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$284Average$505FlexibilityNo cancel feeOn-time69%

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