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$148+ Cheap flights from Appleton (ATW) 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — DEN
févr. 14 — févr. 211
sam. 2/14
sam. 2/21
1 adult, Economy
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Cheap flight deals from Appleton to Colorado

Keep the following information in mind while searching for Appleton to Colorado flight deals. Data was last updated janvier 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$180
(Kiwi.com)

One-way from

$148
(American Airlines)

Popular in

March

Cheapest in

June

Average price

$371

Good round-trip deal

$369 or less

Good one-way deal

$304 or less
Provider with most accurate pricing for Appleton Intl-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Appleton Intl-Denver Intl flights.
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From Appleton Intl to Colorado
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One-way flight from Appleton Intl to Colorado
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Highest demand for flights based on searches. 19% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Appleton Intl to Colorado.
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Price to beat on a one-way flight from Appleton Intl to Colorado.
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Find flight deals from Appleton to Colorado

Cheapest flights from Appleton to Colorado
Explore the most affordable flight options available from Appleton to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 15, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
lun. 5/255:05 pm
ATW
-
DEN
Nonstop2h 39m
Allegiant Air
lun. 6/17:34 pm
DEN
-
ATW
Nonstop2h 15m
Allegiant Air
Deal found 1/14$180
This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
ven. 5/295:05 pm
ATW
-
DEN
Nonstop2h 39m
Allegiant Air
lun. 6/17:34 pm
DEN
-
ATW
Nonstop2h 15m
Allegiant Air
Deal found 1/14$212
This United Airlines deal was found by Cheapflights users on 1/14. 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.
sam. 2/73:39 pm
ATW
-
DEN
1 stop5h 33m
United Airlines
sam. 2/145:25 pm
DEN
-
ATW
Nonstop2h 31m
United Airlines
Deal found 1/14$219
This Delta deal was found by Cheapflights users on 1/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 3/1812:06 pm
ATW
-
DEN
1 stop4h 57m
Delta
mer. 3/2510:50 am
DEN
-
ATW
1 stop3h 53m
Delta
Deal found 1/15$229
This American Airlines deal was found by Cheapflights users on 1/14. 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.
sam. 2/146:35 pm
ATW
-
DEN
1 stop5h 02m
American Airlines
mar. 2/1711:59 pm
DEN
-
ATW
2 stops8h 07m
American Airlines
Deal found 1/14$234
This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
ven. 6/264:58 pm
ATW
-
DEN
Nonstop2h 41m
Allegiant Air
ven. 7/37:18 pm
DEN
-
ATW
Nonstop2h 21m
Allegiant Air
Deal found 1/13$236
This United Airlines deal was found by Cheapflights users on 1/15. 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.
sam. 2/282:39 pm
ATW
-
DEN
1 stop6h 09m
United Airlines
mer. 3/45:25 pm
DEN
-
ATW
Nonstop2h 31m
United Airlines
Deal found 1/15$241
This United Airlines deal was found by Cheapflights users on 1/13. 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.
mer. 5/65:35 pm
ATW
-
DEN
1 stop7h 05m
United Airlines
sam. 5/95:40 pm
DEN
-
ATW
Nonstop2h 14m
United Airlines
Deal found 1/13$246
This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
ven. 6/264:58 pm
ATW
-
DEN
Nonstop2h 41m
Allegiant Air
lun. 6/297:29 pm
DEN
-
ATW
Nonstop2h 15m
Allegiant Air
Deal found 1/13$247
This Delta deal was found by Cheapflights users on 1/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/287:00 am
ATW
-
DEN
1 stop8h 05m
Delta
mer. 5/66:30 am
DEN
-
ATW
1 stop3h 55m
Delta
Deal found 1/13$249
This United Airlines deal was found by Cheapflights users on 1/13. 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.
lun. 3/235:23 pm
ATW
-
DEN
1 stop7h 07m
United Airlines
sam. 3/286:00 am
DEN
-
ATW
1 stop7h 03m
United Airlines
Deal found 1/13$250
This Delta deal was found by Cheapflights users on 1/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 2/255:25 am
ATW
-
COS
1 stop8h 00m
Delta
mer. 3/41:22 pm
COS
-
ATW
1 stop7h 28m
Delta
Deal found 1/15$271

Cheapflights Fare Finder

 
Customize your flight search to find flights from Appleton 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 janvier 15, 2026.
Use the filters below to find and compare flights from Appleton to Colorado that are best for you.

Fly from

Appleton

Fly to

Colorado

Route

Depart

Return

Price

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

mar. 4/28

5:30 am-1:32 pm

1 stop9h 02m

Denver Intl

mer. 5/6

6:30 am-11:25 am

1 stop3h 55m

$229

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

sam. 3/14

4:24 pm-7:51 pm

1 stop4h 27m

Denver Intl

mar. 3/17

6:20 am-11:25 am

1 stop4h 05m

$249

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

sam. 4/18

4:10 pm-7:45 pm

1 stop4h 35m

Denver Intl

sam. 4/25

10:48 am-3:38 pm

1 stop3h 50m

$249

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

sam. 5/2

4:10 pm-7:45 pm

1 stop4h 35m

Denver Intl

mar. 5/5

11:43 am-9:33 pm

1 stop8h 50m

$249

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

mar. 1/27

4:20 pm-8:05 pm

1 stop4h 45m

Denver Intl

mar. 2/3

1:16 pm-9:46 pm

1 stop7h 30m

$269

AppletonColorado Springs

ATW - COS

ATWCOS

Appleton Intl

mer. 2/25

5:25 am-12:25 pm

1 stop8h 00m

Colorado Springs

mar. 3/3

1:22 pm-9:50 pm

1 stop7h 28m

$271

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

lun. 6/29

4:05 pm-10:29 pm

1 stop7h 24m

Denver Intl

mer. 7/8

6:10 am-11:11 am

1 stop4h 01m

$274

AppletonColorado Springs

ATW - COS

ATWCOS

Appleton Intl

lun. 3/2

5:25 am-12:25 pm

1 stop8h 00m

Colorado Springs

mer. 3/4

1:22 pm-9:50 pm

1 stop7h 28m

$285

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

mar. 4/21

3:46 pm-10:05 pm

1 stop7h 19m

Denver Intl

sam. 4/25

5:32 pm-9:05 pm

Nonstop2h 33m

$289

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

jeu. 4/16

8:35 am-10:35 am

Nonstop3h 00m

Denver Intl

dim. 4/19

6:00 am-11:48 am

1 stop4h 48m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 53 results
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Best time to book a flight from Appleton to Colorado

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

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

Currently, February is the cheapest month in which you can book a flight from Appleton to Colorado (average of $36). Flying from Appleton to Colorado in January is currently the most expensive (average of $200). 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 ATW to CO?

Find hourly flight availability from Appleton 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 janvier 15, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Appleton to Colorado as you normally would.

Weekly flight availability from Appleton to Colorado

Explore weekly flight availability from Appleton to Colorado. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated janvier 15, 2026.

The most flights from ATW to USCO are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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 janvier 15, 2026.
Read through reviews of airlines operating flights from Appleton to Colorado, such as Delta, United Airlines, and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,048 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,048 reviews
Delta
7.9
Good
8,048 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,163 reviews
Delta
7.9
Good
8,048 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,129 reviews
Delta
7.9
Good
8,048 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Allegiant Air
7.2
Good
702 reviews
Delta
7.9
Good
8,048 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Appleton 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 Appleton to Colorado?

    For a flight from Appleton to Colorado, you will be flying from Appleton Intl. Appleton Intl (ATW) is just 5.1 mi from the center of the city.

  • How popular is this Appleton to Colorado flight route?

    The Appleton Intl to Colorado flight path was viewed by 8 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Appleton to Colorado?

    Airlines like Delta, United Airlines, and American Airlines fly from Appleton to Colorado in about 6h 24m. The time it takes to get you to your destination can typically vary by up to 2h 38m. Appleton and Colorado are separated by a distance of 1005 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Appleton to Colorado one-way?

    To fly one-way, consider booking your trip with Allegiant Air, which is currently one of the cheapest options available, starting at $61. American Airlines flights start at $89 while deals on Delta start at $168 one-way.

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

    When deciding which route to take from Appleton to Colorado consider Appleton Intl - Denver Intl, Appleton Intl - Colorado Springs or Appleton Intl - Grand Junction Regnl as they are the most popular.

  • What are the cheapest flights from Appleton to Colorado?

    While on average a flight from Appleton to Colorado is generally $412, our data shows the cheapest flight currently is $178. When looking at the most popular route, (Appleton Intl - Denver Intl), you can expect to pay $180 for that flight.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Appleton to Colorado (average of $36). Flying from Appleton to Colorado in January is currently the most expensive (average of $200). 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.

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Top 4 airlines flying from Appleton to Colorado

Discover the top 4 airlines that operate flights from Appleton 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 janvier 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$95Average$169FlexibilityNo cancel feeOn-time88%
DeltaCheapest$168Average$330FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$223Average$523FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$228Average$422FlexibilityNo cancel feeOn-time71%

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