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Eureka

Cheap flights from Colorado to Eureka, CA

DEN — ACV
Nov 18 — Nov 251
Wed 11/18
Wed 11/25
1 adult, Economy
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Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

August

Cheapest in

December

Average price

$404
Provider with most accurate pricing for Denver Intl-Arcata Eureka flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Arcata Eureka flights.
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Highest demand for flights based on searches. 12% potential increase in price ($66 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Cheapflights Insights

Everything you need to know about your flight from Colorado to Eureka

What is the cheapest time of day to fly from CO to EU9?

When flying from Colorado to Eureka, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

  • How popular is this Colorado to Eureka flight route?

    Within the past month, 3 users have taken a look at flights from Colorado to Eureka.

  • What are the cheapest flights from Colorado to Eureka?

    While on average a flight from Colorado to Eureka is generally $454, our data shows the cheapest flight currently is $364. When looking at the most popular route, (Denver Intl - Arcata Eureka), you can expect to pay $346 for that flight.

  • Can I find deals for flights from Colorado to Eureka that include hotel bookings?

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

  • How can I find direct flights from Colorado to Eureka?

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

  • Can I find deals for business class flights from Colorado to Eureka?

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

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Top airline flying from Colorado to Eureka

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$219Average$422FlexibilityNo cancel feeOn-time69%

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