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$103+ Cheap flights from Moline (MLI) to Colorado

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
MLI — DEN
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap flight deals from Moline to Colorado

Keep the following information in mind while searching for Moline to Colorado flight deals. Data was last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$209
(United Airlines)

One-way from

$103
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$319

Good round-trip deal

$289 or less

Good one-way deal

$223 or less
Provider with most accurate pricing for Moline Quad-City-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Moline Quad-City-Denver Intl flights.
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From Moline Quad-City to Colorado
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One-way flight from Moline Quad-City to Colorado
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Highest demand for flights based on searches. 13% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Moline Quad-City to Colorado.
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Price to beat on a one-way flight from Moline Quad-City to Colorado.
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Find flight deals from Moline to Colorado

Cheapest flights from Moline to Colorado
Explore the most affordable flight options available from Moline to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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 11/158:52 amMLI - DEN
Nonstop2h 42mUnited Airlines
Sat 3/286:15 amDEN - MLI
1 stop6h 42mUnited Airlines
Deal found 10/28$229
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/1510:50 amMLI - DEN
1 stop6h 40mUnited Airlines
Tue 3/243:20 pmDEN - MLI
1 stop4h 52mUnited Airlines
Deal found 10/28$239
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/118:52 amMLI - DEN
Nonstop2h 42mUnited Airlines
Sun 11/166:00 amDEN - MLI
1 stop4h 50mUnited Airlines
Deal found 10/28$259
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/189:24 pmMLI - DEN
1 stop7h 34mMultiple Airlines
Sun 12/216:34 pmDEN - MLI
2 stops36h 20mMultiple Airlines
Deal found 10/28$267
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/158:52 amMLI - DEN
Nonstop2h 42mUnited Airlines
Sat 2/285:57 pmDEN - MLI
Nonstop2h 17mUnited Airlines
Deal found 10/28$274
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/228:52 amMLI - DEN
Nonstop2h 42mUnited Airlines
Sun 11/308:45 pmDEN - MLI
Nonstop2h 08mUnited Airlines
Deal found 10/28$279
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/73:37 pmMLI - DEN
1 stop5h 40mAmerican Airlines
Tue 11/117:49 amDEN - MLI
1 stop8h 07mAmerican Airlines
Deal found 10/27$284
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/311:10 amMLI - COS
1 stop5h 37mAmerican Airlines
Mon 11/175:17 pmCOS - MLI
1 stop4h 46mAmerican Airlines
Deal found 10/26$284
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/225:20 pmMLI - DEN
1 stop5h 47mUnited Airlines
Sat 11/295:25 pmDEN - MLI
Nonstop2h 08mUnited Airlines
Deal found 10/28$289
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1310:00 amMLI - DEN
1 stop7h 49mAmerican Airlines
Thu 12/185:44 pmDEN - MLI
1 stop4h 56mAmerican Airlines
Deal found 10/28$294
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/158:52 amMLI - GJT
1 stop6h 52mUnited Airlines
Tue 11/181:35 pmGJT - MLI
1 stop6h 26mUnited Airlines
Deal found 10/28$294
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/153:37 pmMLI - GJT
1 stop6h 10mAmerican Airlines
Tue 11/184:55 pmGJT - MLI
1 stop5h 08mAmerican Airlines
Deal found 10/26$295

Cheapflights Fare Finder

 
Customize your flight search to find flights from Moline to Colorado 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 October 29, 2025.
Use the filters below to find and compare flights from Moline to Colorado that are best for you.

Fly from

Moline

Fly to

Colorado

Route

Depart

Return

Price

MolineDenver

MLI - DEN

MLIDEN

Moline Quad-City

Thu 1/8

10:47 am-3:52 pm

1 stop6h 05m

Denver Intl

Thu 1/15

5:55 pm-9:16 pm

Nonstop2h 21m

$219

MolineDenver

MLI - DEN

MLIDEN

Moline Quad-City

Wed 11/26

5:20 pm-11:15 pm

1 stop6h 55m

Denver Intl

Thu 11/27

9:35 am-3:20 pm

1 stop4h 45m

$229

MolineDenver

MLI - DEN

MLIDEN

Moline Quad-City

Tue 11/11

8:52 am-10:34 am

Nonstop2h 42m

Denver Intl

Sun 11/16

6:00 am-11:50 am

1 stop4h 50m

$229

MolineDenver

MLI - DEN

MLIDEN

Moline Quad-City

Wed 11/12

5:12 pm-10:59 pm

1 stop6h 47m

Denver Intl

Wed 11/19

3:14 pm-10:35 pm

1 stop6h 21m

$249

MolineDenver

MLI - DEN

MLIDEN

Moline Quad-City

Fri 11/14

5:20 pm-9:49 pm

1 stop5h 29m

Denver Intl

Sun 11/16

6:00 am-11:50 am

1 stop4h 50m

$269

MolineDenver

MLI - DEN

MLIDEN

Moline Quad-City

Thu 11/27

8:52 am-10:34 am

Nonstop2h 42m

Denver Intl

Fri 11/28

5:47 pm-9:01 pm

Nonstop2h 14m

$279

MolineDenver

MLI - DEN

MLIDEN

Moline Quad-City

Wed 11/26

5:20 pm-11:15 pm

1 stop6h 55m

Denver Intl

Fri 11/28

5:47 pm-9:01 pm

Nonstop2h 14m

$289

MolineDenver

MLI - DEN

MLIDEN

Moline Quad-City

Sat 2/28

5:22 pm-10:05 pm

1 stop5h 43m

Denver Intl

Sat 3/7

6:00 pm-9:03 pm

Nonstop2h 03m

$289

MolineDenver

MLI - DEN

MLIDEN

Moline Quad-City

Thu 12/18

5:33 pm-11:38 pm

1 stop7h 05m

Denver Intl

Tue 12/30

5:35 pm-8:57 pm

Nonstop2h 22m

$289

MolineDenver

MLI - DEN

MLIDEN

Moline Quad-City

Fri 2/27

5:22 pm-10:56 pm

1 stop6h 34m

Denver Intl

Fri 3/6

6:00 pm-9:03 pm

Nonstop2h 03m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 36 results
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Best time to book a flight from Moline to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Moline 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 Moline to Colorado

What is the cheapest month to book a flight from Moline to Colorado?

Currently, September is the cheapest month in which you can book a flight from Moline to Colorado (average of $49). Flying from Moline to Colorado in August is currently the most expensive (average of $103). 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 MLI to CO?

Find hourly flight availability from Moline to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

It’s typically best to fly out from Moline to Colorado in the evening. Doing so could potentially save you 73% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado. Reviews last updated October 29, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from Moline to Colorado by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,999 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
American Airlines
7.2
Good
11,032 reviews
United Airlines
7.4
Good
8,999 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

Related info for your journey

Find useful and relevant information for your journey from Moline to Colorado. 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 from for flights from Moline to Colorado?

    For a flight from Moline to Colorado, you will be flying from Quad-City. Moline Quad-City (MLI) is just 4.0 mi from the center of the city.

  • How popular is this Moline to Colorado flight route?

    Flights from Moline Quad-City to Colorado have been viewed 16 times in the past calendar month.

  • How long is the flight from Moline to Colorado?

    There are many flights that can get you from Moline to Colorado in 6h 05m. Fly via United Airlines, Delta, or American Airlines to get the fastest option. The distance between Moline and Colorado is about 749 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Moline to Colorado?

    The most popular flight routes from Moline to Colorado are Moline Quad-City - Denver Intl, Moline Quad-City - Grand Junction Regnl and Moline Quad-City - Montrose County.

  • What are the most reliable airlines from Moline to Colorado?

    The top 3 most reliable airlines when flying from Moline to Colorado are Sun Country Air (100%), SkyWest Airlines (77%) and United Airlines (77%).

  • What are the cheapest flights from Moline to Colorado?

    Looking at all options, your cheapest flight can be booked for $172. While the most popular route (Moline Quad-City - Denver Intl) can be booked for $209 on average, our data indicates $553 when flying from Moline to Colorado.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Moline to Colorado 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 Moline to Colorado?

    Currently, September is the cheapest month in which you can book a flight from Moline to Colorado (average of $49). Flying from Moline to Colorado in August is currently the most expensive (average of $103). 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 Moline to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Moline to Colorado

Discover the top 2 airlines that operate flights from Moline to Colorado. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$224Average$287FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$244Average$462FlexibilityNo cancel feeOn-time69%

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