HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Appleton

$65+ Cheap flights from Denver to Appleton (DEN - ATW)

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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ATW
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to Appleton with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Denver Intl to Appleton Intl are usually found in August or September, booked 77 days in advance, depart on a Thursday or Tuesday and return on a Sunday

Cheap flight deals from Denver to Appleton

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Appleton (ATW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 14, 2025.

Round-trip from

$116
(Cheapflightsfares)

One-way from

$65
(Cheapflightsfares)

Popular in

December

Cheapest in

August

Average price

$224

Good round-trip deal

$156 or less

Good one-way deal

$113 or less
From Denver Intl to Appleton Intl
Search Deals
One-way flight from Denver Intl to Appleton Intl
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($77 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Denver Intl to Appleton Intl.
Search Deals
Price to beat on a one-way flight from Denver Intl to Appleton Intl.
Search Deals

Find flight deals from Denver to Appleton

Cheapest flights from Denver to Appleton
Explore the most affordable flight options available from Denver to Appleton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 8/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/167:22 pmDEN - ATW
Nonstop2h 15mAllegiant Air
Sun 10/194:55 pmATW - DEN
Nonstop2h 37mAllegiant Air
Deal found 8/12$116
This Booking.com deal was found by Cheapflights users on 8/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/145:44 pmDEN - ATW
Nonstop2h 17mAllegiant Air
Sun 9/283:20 pmATW - DEN
Nonstop2h 34mAllegiant Air
Deal found 8/14$126
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/288:24 pmDEN - ATW
Nonstop2h 15mAllegiant Air
Sun 8/311:05 pmATW - DEN
Nonstop2h 34mAllegiant Air
Deal found 8/13$156
This Cheapflightsfares deal was found by Cheapflights users on 8/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:52 pmDEN - ATW
Nonstop2h 15mAllegiant Air
Sun 10/53:25 pmATW - DEN
Nonstop2h 37mAllegiant Air
Deal found 8/14$160
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/178:24 pmDEN - ATW
Nonstop2h 15mAllegiant Air
Sun 8/311:05 pmATW - DEN
Nonstop2h 34mAllegiant Air
Deal found 8/13$173
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
Thu 10/25:52 pmDEN - ATW
Nonstop2h 15mAllegiant Air
Thu 10/94:55 pmATW - DEN
Nonstop2h 37mAllegiant Air
Deal found 8/14$183
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Sun 8/318:24 pmDEN - ATW
Nonstop2h 15mAllegiant Air
Thu 9/43:20 pmATW - DEN
Nonstop2h 34mAllegiant Air
Deal found 8/13$198
This Cheapflightsfares deal was found by Cheapflights users on 8/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/45:44 pmDEN - ATW
Nonstop2h 17mAllegiant Air
Sun 9/73:20 pmATW - DEN
Nonstop2h 34mAllegiant Air
Deal found 8/12$202
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Thu 8/288:24 pmDEN - ATW
Nonstop2h 15mAllegiant Air
Thu 9/43:20 pmATW - DEN
Nonstop2h 34mAllegiant Air
Deal found 8/13$207
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
Sun 9/285:44 pmDEN - ATW
Nonstop2h 17mAllegiant Air
Sun 10/53:25 pmATW - DEN
Nonstop2h 37mAllegiant Air
Deal found 8/14$211

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Appleton 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 August 14, 2025.
Use the filters below to find and compare flights from Denver to Appleton that are best for you.

Fly from

Denver

Fly to

Appleton

Route

Depart

Return

Price

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Thu 10/16

7:22 pm-10:37 pm

Nonstop2h 15m

Appleton Intl

Sun 10/19

4:55 pm-6:32 pm

Nonstop2h 37m

$116

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Sun 9/14

5:44 pm-9:01 pm

Nonstop2h 17m

Appleton Intl

Sun 9/28

3:20 pm-4:54 pm

Nonstop2h 34m

$126

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Thu 8/28

8:24 pm-11:39 pm

Nonstop2h 15m

Appleton Intl

Sun 8/31

1:05 pm-2:39 pm

Nonstop2h 34m

$156

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Thu 10/2

5:52 pm-9:07 pm

Nonstop2h 15m

Appleton Intl

Sun 10/5

3:25 pm-5:02 pm

Nonstop2h 37m

$160

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Sun 8/17

8:24 pm-11:39 pm

Nonstop2h 15m

Appleton Intl

Sun 8/31

1:05 pm-2:39 pm

Nonstop2h 34m

$173

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Thu 10/2

5:52 pm-9:07 pm

Nonstop2h 15m

Appleton Intl

Thu 10/9

4:55 pm-6:32 pm

Nonstop2h 37m

$183

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Sun 8/31

8:24 pm-11:39 pm

Nonstop2h 15m

Appleton Intl

Thu 9/4

3:20 pm-4:54 pm

Nonstop2h 34m

$198

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Thu 9/4

5:44 pm-9:01 pm

Nonstop2h 17m

Appleton Intl

Sun 9/7

3:20 pm-4:54 pm

Nonstop2h 34m

$202

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Thu 8/28

8:24 pm-11:39 pm

Nonstop2h 15m

Appleton Intl

Thu 9/4

3:20 pm-4:54 pm

Nonstop2h 34m

$207

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Sun 9/28

5:44 pm-9:01 pm

Nonstop2h 17m

Appleton Intl

Sun 10/5

3:25 pm-5:02 pm

Nonstop2h 37m

$211

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 19 results
1
2

Best time to book a flight from Denver to Appleton

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

How far ahead should I book a flight from Denver to Appleton?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Appleton. Price data was last updated on August 8, 2025.

Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Appleton. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Denver to Appleton (average of $313). Flying from Denver to Appleton in March is currently the most expensive (average of $421). 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 DEN to ATW?

Find hourly flight availability from Denver to Appleton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from Denver to Appleton, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 50% versus a flight in the afternoon.

Reviews of airlines servicing Appleton

Get insights into the airlines that provide service to Appleton. 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 Appleton. Reviews last updated August 14, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Denver to Appleton. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.2
Good
701 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Denver to Appleton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Denver to Appleton?

    Appleton Intl is the airport most travelers will use when flying to Appleton from Denver Intl. Booking flights from Denver Intl (DEN) to Appleton Intl (ATW) should be relatively easy as there is 1 daily flight to Appleton from 4 different airlines. 2h 15m is how long a flight from Denver to Appleton Intl will take if you book a nonstop flight.

  • How popular is this Denver to Appleton flight route?

    Within the past month, 1 users have taken a look at flights from Denver Intl to Appleton Intl.

  • What are the cheapest airlines flying from Denver to Appleton round-trip?

    Our cheapest airline available from Denver to Appleton is Allegiant Air. Our recent data shows that you can find tickets from as low as $77 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $223 and $228 round-trip. Users have found that Allegiant Air is 74% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Denver to Appleton?

    Before booking your flight to Appleton from Denver, check out the most reliable airlines to get you to your destination on time: SkyWest Airlines (75%), United Airlines (75%), Allegiant Air( 51%).

  • What are the cheapest flights from Denver to Appleton?

    The cheapest flight price from Denver to Appleton is $77. On average you can expect to pay $202. The most popular route, (Denver Intl - Appleton Intl), can usually be booked for $116.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Denver to Appleton (average of $313). Flying from Denver to Appleton in March is currently the most expensive (average of $421). 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

Traveling to a place near Appleton?

Book flights to Appleton if you plan to visit one of these locations
Neenah
Fond du Lac

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Denver to Appleton

See prices for flight routes from nearby airports that may be better suited for you.
Denver to O'Hare Intl flights
Denver to Minneapolis flights
Denver to Milwaukee flights
Denver to Madison flights
Durango to Minneapolis flights
Aspen to O'Hare Intl flights
Colorado Springs to O'Hare Intl flights
Denver to Green Bay flights
Colorado Springs to Minneapolis flights
Colorado Springs to Green Bay flights
Durango to O'Hare Intl flights
Denver to Duluth flights
Grand Junction to Minneapolis flights
Grand Junction to Green Bay flights
Vail to O'Hare Intl flights
Grand Junction to O'Hare Intl flights
Denver to Rhinelander flights
Grand Junction to Milwaukee flights
Denver to Wausau flights
Colorado Springs to Milwaukee flights
Colorado Springs to Appleton flights
Montrose to Milwaukee flights
Hayden to O'Hare Intl flights
Durango to Milwaukee flights
Grand Junction to Appleton flights
Colorado Springs to Madison flights
Montrose to Appleton flights
Durango to Green Bay flights
Montrose to O'Hare Intl flights
Montrose to Minneapolis flights
Denver to Eau Claire flights
Grand Junction to Madison flights
Durango to Madison flights
Hayden to Minneapolis flights
Colorado Springs to Duluth flights
Aspen to Green Bay flights
Denver to La Crosse flights
Vail to Milwaukee flights
Aspen to Madison flights
Gunnison to Minneapolis flights
Montrose to Green Bay flights
Durango to Rhinelander flights
Montrose to Madison flights
Denver to Dubuque flights
Gunnison to Madison flights
Grand Junction to Rhinelander flights
Grand Junction to Wausau flights

Top 4 airlines flying from Denver to Appleton

Discover the top 4 airlines that operate flights from Denver to Appleton. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$77Average$177FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$223Average$395FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$228Average$342FlexibilityNo cancel feeOn-time71%
DeltaCheapest$228Average$296FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.