Cheap flights from Colorado to Duluth from $193
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Duluth departing on 7/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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United Airlines flights from Colorado to Duluth
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How to get the cheapest flight ticket from Colorado to Duluth
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Duluth?
The cheapest month to fly to Duluth from Colorado is in August. Flight prices, which tend to average around $276, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of August, then book flights to Duluth from Colorado during September instead. Flights to Duluth in September, while not as cheap as those in August, still average around $282.
What is the cheapest day to depart on your flight to Duluth?
The cheapest day to depart from Colorado to Duluth is on a Monday when prices can be found for as low as $223. On the other hand, Saturday is the most expensive day to depart from Colorado because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $408.
What is the cheapest time of day to depart on your flight to Duluth?
Flying to Duluth from Colorado in the evening is the least expensive time of day to depart. momondo users have found prices as low as $268 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Duluth is in the morning when prices are around $367.
How far in advance should I book a flight to Duluth?
You are more likely to see cheaper flights to Duluth from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Duluth for around $352 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Duluth from Colorado for as low as $207 on momondo.
What is the cheapest airline that flies from Colorado to Duluth Intl?
Delta and United Airlines are the most popular carriers operating from Colorado to Duluth Intl
What airlines fly to Duluth?
Delta, United Airlines and Sun Country Air are the top three most popular airlines that fly to Duluth from Colorado according to our data. Delta is the first choice among our users, with 71% of people opting to fly with this airline when traveling to Duluth. Keep in mind that there are 3 different airlines that fly to Duluth on a routine basis, so you have a few additional options to choose from.
Cheap Colorado to Duluth flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Colorado to Duluth
When did momondo last update prices for flights from Colorado to Duluth Intl Airport?
Prices for flights from Colorado to Duluth Intl Airport were last updated today.
How many operators does momondo search for flights from Colorado to Duluth Intl Airport?
The number of operators available for flights from Colorado to Duluth Intl Airport is 3 as of June 2025.
How old do you have to be to fly from Colorado to Duluth Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Duluth Intl Airport.
What documentation or ID do you need to fly to Duluth Intl Airport?
The travel and health documents you'll need for your trip to Duluth Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Duluth Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Colorado to Duluth
Compare and see reviews for airlines that fly from Colorado to Duluth with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $58 | Free Cancellation | Rating 6.9 345 reviews | |||
| PriceFrom $221 | Free Cancellation | Rating 8.0 7,964 reviews | |||
| PriceFrom $250 | Free Cancellation | Rating 7.4 8,810 reviews |
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Why should I use momondo to find a flight deal from Colorado to Duluth?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Colorado to Duluth. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Colorado to Duluth with flexible booking policies on momondo?
Flights from Colorado to Duluth with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Colorado to Duluth?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Duluth from Colorado.
I’m not ready to book a flight from Colorado to Duluth right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Duluth from Colorado. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.