$155 Cheap Flights from Eureka (ACV) to Denver (DEN)
Popular airlines from Eureka, CA (ACV-Arcata - Eureka) to Denver Intl. Airport (DEN)
Alaska AirlinesAlaska Airlines
UnitedUnited
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Cheap Flights from Eureka to Denver (ACV-DEN)
Alternative airports near Denver
Prices were available within the past 7 days. Prices and availability are subject to change.
Find the cheapest month to fly from Eureka (ACV) to Denver (DEN)
January is typically the cheapest month to flyJanuary is typically the cheapest month to fly
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Eureka (ACV) to Denver (DEN) at a glance
Travel from Eureka (ACV) to Denver (DEN) with ease on this domestic short-haul route. Discover the best itinerary that aligns with your travel plans as you delve into the vibrant sights and neighborhoods of Denver. Check out essential details for your journey, including airfares to Denver and options for cheap flights from Eureka.
- Fastest flight duration: around 2h 45m non-stop
- Route distance: roughly 1,000 miles (1,610 km)
- Flights per week: around 7 departures on average
- Typical fares (one-way): economy tickets often range from $110–$460, depending on seasonality and how far ahead you book
Flights from Arcata - Eureka Airport (ACV) to Denver International Airport (DEN)
Based on recent traveler bookings, here are the top airlines favored for flights from Eureka to Denver, featuring both non-stop and one-stop options. Many travelers choose layovers at San Francisco International Airport (SFO) or Los Angeles International Airport (LAX), each with a layover time of approximately 1 hour and 15 minutes. This provides you with the flexibility to compare prices, total travel times, and cabin classes in order to secure the best itinerary for your journey.
- United: As a comprehensive airline, United provides both non-stop and one-stop flights on this route. One-way ticket prices generally vary between $110 and $475, with non-stop flight durations averaging 2 hours and 45 minutes, dominating nearly all departures.
Best time to fly from Eureka (ACV) to Denver (DEN)
The most popular months for travelers flying from Eureka to Denver are March, June, and July, when peak temperatures in Denver reach up to 72.1°F in July. If you prefer quieter travel, consider November, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 38.5°F. For better deals, February usually offers the lowest average one-way fare around $167. Flight availability peaks in May, June, July, August, and September, with approximately 8 flights per week, making it easier to find convenient departure times.
- Cheapest time to fly: February usually offers good deals with average one-way fare around $167, roughly 32% cheaper than the yearly average.
- Most flight options: May, June, July, August, and September have the highest number of flights from Eureka to Denver, with approximately 8 flights per week, giving you more flexibility in scheduling your trip.
| Month | Temperature | Demand | Weekly Flights | Average one-way Fare |
| January | 28.4°F (-2.0°C) | Average | 7 | $213 |
| February | 28.6°F (-1.9°C) | Average | 7 | $167 |
| March | 38.5°F (3.6°C) | High | 7 | $239 |
| April | 45.3°F (7.4°C) | Average | 7 | $273 |
| May | 54.0°F (12.2°C) | Average | 8 | $296 |
| June | 66.9°F (19.4°C) | High | 8 | $287 |
| July | 72.1°F (22.3°C) | High | 8 | $210 |
| August | 71.2°F (21.8°C) | Average | 8 | $210 |
| September | 65.1°F (18.4°C) | Average | 8 | $251 |
| October | 50.2°F (10.1°C) | Low | 7 | $282 |
| November | 38.5°F (3.6°C) | Low | 7 | $248 |
| December | 28.9°F (-1.7°C) | Low | 7 | $294 |
*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.
Alternative routes from Eureka (ACV) to Denver (DEN)
- Crescent City to Denver (CEC-DEN): Del Norte County Airport (CEC) is located roughly 56 miles from Arcata - Eureka Airport (ACV).
- Eureka to Colorado Springs (ACV-COS): Colorado Springs Airport (COS) lies about 73 miles from Denver International Airport (DEN).
- Eureka to Cheyenne (ACV-CYS): Cheyenne Regional Airport (CYS) is approximately 90 miles distant from Denver International Airport (DEN).
How to find the best prices for flights from Eureka (ACV) to Denver (DEN)
Getting some of the best deals on flights from Eureka to Denver is all about timing and flexibility. Here are some key tips to help you save:
- Best times to book and fly: cheaper fares are typically found when booking 2 to 8 weeks in advance, which aligns with when most travelers make their reservations. Departures in the afternoon, between 12 PM and 6 PM, tend to offer lower prices and are also the most popular flight times. Additionally, flying on Fridays provides both affordability and is the busiest travel day.
- Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
- Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
- Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
- Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
- Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.
*Members only. Savings vary and are not available on all bundles. Select hotels.
Arriving at Denver International Airport from Arcata - Eureka Airport
Denver welcomes travelers from Eureka with a range of transport options based on price, convenience, and proximity. For departures, Arcata - Eureka Airport is roughly a 25-minute drive (covering about 20 miles) from central Eureka. Here's how to reach Denver efficiently:
- Hotel transfer: Transfers offer a convenient way to reach your hotel in Denver, with private rides that can be arranged in advance.
- Car rental: Renting a car from Denver International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Denver International Airport on Expedia.
- Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
- Public transportation: From Denver International Airport, Jeppesen Terminal Station, a metro station, is located about 0.1 miles away on foot, providing convenient access to public transportation for travelers.
Eureka to Denver Flights
The cheapest times to fly from Eureka to Denver
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Eureka to Denver are during the month of December. You can find some of the cheapest flights from Eureka to Denver with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Eureka to Denver
Sunday is one of the best days to book for cheap flights from Eureka to Denver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Eureka to Denver
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Eureka to Denver in 2026. You can also book with separate airlines for your outbound and return journeys, from $155 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Eureka to Denver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Eureka to Denver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Frequently Asked Questions
How much does a flight from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.) cost?
You can find cheap one-way flights from $155 and cheap return flights $314 Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.) with Expedia. One-way flights generally range between $177 and $690, and roundtrip flights usually range from $284 to $1120. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.) ticket fares go up or down.
*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.)?
December is the cheapest month to fly from Eureka (ACV) to Denver (DEN), with average return fares around $234. This is about 27% lower than the average price throughout the year, as travel demand tends to drop after the holiday rush. Other budget-friendly months include February and April.
*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.)?
United operates around 7 direct flights from ACV to DEN every week.
What is the cheapest airline that flies from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.)?
United is one of the cheapest airlines offering nonstop flights from Arcata - Eureka (ACV) to Denver Intl. (DEN), with round-trip tickets starting from around $467. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.)?
The best airline to fly with from Eureka, CA (ACV) to Denver, CO (DEN) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. Alaska Airlines offers the most daily flights from ACV to DEN, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.)?
For flights from Eureka, CA (ACV) to Denver, CO (DEN), December and February are the best months to consider. December features return flights for about $234, while February also offers similar pricing. These months are ideal for balancing cost and a pleasant travel experience.
*Prices based on flights available on Expedia in the last year.
How many flights per day from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.)?
On average, there are around 1 nonstop flights per day from Arcata - Eureka (ACV) to Denver Intl. (DEN). For more options, look at flights that include layovers.
What is the earliest flight from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Eureka (ACV-Arcata - Eureka) to Denver (DEN-Denver Intl.) typically departs at 5:00 AM, operated by United. This seasonal service is available in August, allowing you to maximize your time in the Mile High City. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.) are in the early afternoon, from 12pm to 3pm. About 53% of passengers prefer this time window. United Airlines, Alaska Airlines, and American Airlines offer flights during this period. This timing is ideal for travelers looking to arrive in Denver with ample time to enjoy the city.
How long does it take to fly from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.)?
A nonstop flight from ACV to DEN typically takes around 2 hours 50 minutes, covering approximately 1,023 miles. Connecting flights on this route usually add 2 hours 10 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.)?
First class seats are offered on the ACV to DEN route with United Airlines.
How do I earn miles on a Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.
*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Denver from Arcata - Eureka (ACV)?
From Arcata - Eureka (ACV), you can fly into Denver Intl. (DEN) to reach Denver. Some flights may connect through major hubs like San Francisco Intl. (SFO), Seattle - Tacoma Intl. (SEA), Los Angeles Intl. (LAX) before reaching Denver. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.) Denver Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.)?
If you booked your Eureka, CA (ACV-Arcata - Eureka) to Denver, CO (DEN-Denver Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.
Travel information
Origin airport | Eureka, CA |
|---|---|
Destination airport | Denver Intl. Airport |
Distance | 1,023 miles away |
Airlines serving | Alaska Airlines, United |
Popular airline | Alaska Airlines |
Roundtrip price | $314 |
Average flight time | 2 hours 52 mins |