$234 Cheap United flights Denver (DEN) to Eureka (ACV)

View $234 flight on Fri, Sep 19, 2025Opens in a new window

$234 Cheap United flights Denver (DEN) to Eureka (ACV)

Prices were available within the past 7 days and start at $234 for one-way flights and $244 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Mar 18 - Tue, Mar 24
DEN
Denver
ACV
Eureka
$244 Roundtrip, found 6 hours ago
$244
Roundtrip
found 6 hours ago
Select United flight, departing Wed, Mar 18 from Denver to Eureka, returning Tue, Mar 24, priced at $244 found 6 hours ago
United
Wed, Sep 3 - Wed, Sep 10
DEN
Denver
ACV
Eureka
$259 Roundtrip, found 6 hours ago
$259
Roundtrip
found 6 hours ago
Select United flight, departing Wed, Sep 3 from Denver to Eureka, returning Wed, Sep 10, priced at $259 found 6 hours ago
United
Fri, Sep 5 - Mon, Sep 8
DEN
Denver
ACV
Eureka
$274 Roundtrip, found 12 hours ago
$274
Roundtrip
found 12 hours ago
Select United flight, departing Fri, Sep 5 from Denver to Eureka, returning Mon, Sep 8, priced at $274 found 12 hours ago
United
Wed, Mar 18 - Tue, Mar 24
DEN
Denver
ACV
Eureka
$284 Roundtrip, found 6 hours ago
$284
Roundtrip
found 6 hours ago
Select United flight, departing Wed, Mar 18 from Denver to Eureka, returning Tue, Mar 24, priced at $284 found 6 hours ago
United
Wed, Sep 3 - Wed, Sep 10
DEN
Denver
ACV
Eureka
$295 Roundtrip, found 6 hours ago
$295
Roundtrip
found 6 hours ago
Select United flight, departing Wed, Sep 3 from Denver to Eureka, returning Wed, Sep 10, priced at $295 found 6 hours ago
United
Sat, Aug 30 - Sat, Sep 13
DEN
Denver
ACV
Eureka
$304 Roundtrip, found 3 hours ago
$304
Roundtrip
found 3 hours ago
Select United flight, departing Sat, Aug 30 from Denver to Eureka, returning Sat, Sep 13, priced at $304 found 3 hours ago
Flights from Denver (DEN) to Eureka (ACV)
Origin airport
Denver Intl.
Destination airport
Arcata - Eureka
Airlines serving
United
Popular airline
United
Distance
1023 mi
Average flight time
3 hours 3 mins

Frequently asked questions

How much is a United Airlines flight from Denver Intl. Airport (DEN) to Arcata - Eureka Airport (ACV)?
You'll find budget-friendly return United Airlines flights from $244 from DEN to ACV by organizing your results from "Price (lowest to highest)" on Expedia. Or look for options from $234 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DEN to ACV with United Airlines?
United Airlines flights to Eureka are generally more affordable in the off-peak months of January and February. Whether you're in search of a round-trip or one-way ticket, you could land a better deal then.
What is the cheapest time to book flights from Denver Intl. Airport (DEN) to Arcata - Eureka Airport (ACV) with United Airlines?
To find cheap United Airlines fares from Denver Intl. Airport (DEN) to Arcata - Eureka Airport (ACV), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact how much you pay. Sunday is typically the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Denver Intl. Airport (DEN) to Arcata - Eureka Airport (ACV)?
Book a seat on one of United Airlines's 5 weekly direct flights from Denver Intl. Airport (DEN) to Arcata - Eureka Airport (ACV). To see your choices, enter your dates, destination and origin and hit search. Then apply the "Nonstop" and "Airline" filters.
How long does it take to fly from DEN to ACV with United Airlines?
Leave Denver Intl. Airport (DEN) for Arcata - Eureka Airport (ACV) on a nonstop United Airlines flight, and you'll be airborne for approximately 3h 6m.
What is the earliest United Airlines flight from DEN to ACV?
Setting off from DEN at 11:20AM UTC-7, the first United Airlines flight to ACV lands at 1:26PM UTC-8. Traveling earlier in the day means you'll be less likely to experience delays.* Not a morning person? The last United Airlines flight from DEN to ACV departs at 11:20AM UTC-7 and touches down at 1:26PM UTC-8.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Eureka?
United Airlines flights from Denver Intl. Airport (DEN) to Eureka land at Arcata - Eureka Airport (ACV). This is the main gateway to this city.
Why fly with United Airlines from DEN to ACV?
Offering a rewarding loyalty program, United Airlines is a favorite of many travelers heading from DEN to ACV. Plus, if you're a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Denver Intl. Airport (DEN) to Arcata - Eureka Airport (ACV)?
United Airlines generally operates Embraer 175 planes for flights from Denver Intl. Airport (DEN) to Arcata - Eureka Airport (ACV). Keep in mind that aircraft type can change depending on operational requirements, so the plane you'll be on might be different on your travel date.
Can I change or cancel my United Airlines flight from Denver Intl. Airport (DEN) to Arcata - Eureka Airport (ACV)?
Changes are generally free within 24 hours of booking, but your airline may charge you after that time. For further information about altering your flights, go to your "Trips," select your flight and click on "Manage Booking." If you want the freedom to make changes without being charged, check the "No cancel fee" or "Changes included" filter when organizing your next trip.

Explore a world of travel with Expedia

*Available to One Key members.