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Appleton

$89+ 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 6/29. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ATW
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Find cheap flights from Denver to Appleton with Cheapflights

1. Tell us where you want to go

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

Cheap 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 March 10, 2026.

This Booking.com deal was found by Cheapflights users on 3/8. 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.
Fri 5/297:34 pm
DEN
-
ATW
Nonstop2h 15m
Allegiant Air
Mon 6/15:05 pm
ATW
-
DEN
Nonstop2h 39m
Allegiant Air
Deal found 3/8$90
This Cheapflightsfares deal was found by Cheapflights users on 3/9. 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.
Mon 6/297:29 pm
DEN
-
ATW
Nonstop2h 15m
Allegiant Air
Fri 7/34:57 pm
ATW
-
DEN
Nonstop2h 31m
Allegiant Air
Deal found 3/9$146
This Cheapflightsfares deal was found by Cheapflights users on 3/6. 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.
Fri 5/228:04 pm
DEN
-
ATW
Nonstop2h 15m
Allegiant Air
Mon 5/255:05 pm
ATW
-
DEN
Nonstop2h 39m
Allegiant Air
Deal found 3/6$151
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Wed 4/157:36 am
DEN
-
ATW
1 stop4h 24m
American Airlines
Sat 4/186:31 pm
ATW
-
DEN
1 stop6h 28m
American Airlines
Deal found 3/9$169
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Wed 4/1511:59 pm
DEN
-
ATW
2 stops9h 28m
American Airlines
Mon 4/206:31 pm
ATW
-
DEN
1 stop5h 14m
American Airlines
Deal found 3/9$174
This American Airlines deal was found by Cheapflights users on 3/8. 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.
Thu 4/1611:59 pm
DEN
-
ATW
2 stops9h 28m
American Airlines
Tue 4/211:26 pm
ATW
-
DEN
2 stops9h 33m
American Airlines
Deal found 3/8$179
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Tue 3/245:58 pm
DEN
-
ATW
1 stop4h 21m
American Airlines
Mon 3/306:39 pm
ATW
-
DEN
1 stop4h 58m
American Airlines
Deal found 3/7$189
This American Airlines deal was found by Cheapflights users on 3/9. 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 4/201:13 pm
DEN
-
ATW
1 stop8h 34m
American Airlines
Mon 4/276:31 pm
ATW
-
DEN
1 stop6h 28m
American Airlines
Deal found 3/9$208

Find 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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$90
(Booking.com)

One-way from

$89
(Cheapflightsfares)

Popular in

November

Cheapest in

August

Average price

$303

Good round-trip deal

$219 or less

Good one-way deal

$201 or less
Provider with most accurate pricing for Denver Intl-Appleton Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Appleton Intl flights.
Search Deals
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. 13% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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

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 March 10, 2026.
Use the filters below to find and compare flights from Denver to Appleton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Tue 9/1

3:35 pm-10:48 pm

1 stop6h 13m

Appleton Intl

Sun 9/6

8:30 am-10:14 am

Nonstop2h 44m

$239

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Fri 6/12

5:40 pm-9:04 pm

Nonstop2h 24m

Appleton Intl

Mon 6/15

8:10 pm-12:53 am

1 stop5h 43m

$239

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Fri 6/12

5:40 pm-9:04 pm

Nonstop2h 24m

Appleton Intl

Sun 6/14

8:10 pm-12:53 am

1 stop5h 43m

$239

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Sun 4/26

6:30 am-11:22 am

1 stop3h 52m

Appleton Intl

Thu 5/7

6:18 pm-10:58 pm

1 stop5h 40m

$249

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Wed 6/24

6:45 am-12:46 pm

1 stop5h 01m

Appleton Intl

Mon 6/29

5:20 pm-9:38 pm

1 stop5h 18m

$249

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Wed 5/13

6:00 am-11:51 am

1 stop4h 51m

Appleton Intl

Tue 5/19

6:18 pm-10:58 pm

1 stop5h 40m

$249

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Tue 6/16

9:00 am-3:33 pm

1 stop5h 33m

Appleton Intl

Tue 6/23

4:05 pm-10:29 pm

1 stop7h 24m

$249
Quickest round-trip

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Thu 5/28

5:40 pm-9:04 pm

Nonstop2h 24m

Appleton Intl

Wed 6/3

8:45 am-10:31 am

Nonstop2h 46m

$254

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Fri 9/4

5:40 pm-9:06 pm

Nonstop2h 26m

Appleton Intl

Sun 9/6

8:30 am-10:14 am

Nonstop2h 44m

$274

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Wed 4/15

5:32 pm-9:05 pm

Nonstop2h 33m

Appleton Intl

Wed 4/22

10:30 am-4:29 pm

1 stop6h 59m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Denver to Appleton

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Appleton in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Appleton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Appleton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Appleton flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Appleton flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Appleton flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 March 6, 2026.

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, September is the cheapest month in which you can book a flight from Denver to Appleton (average of $61). Flying from Denver to Appleton in January is currently the most expensive (average of $209). 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 March 10, 2026.

When flying from Denver to Appleton, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Denver to Appleton?

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 March 10, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAllegiant Air 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
7.9
Good
8,276 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.2

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
8,276 reviews
Delta
7.9
Good
8,276 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.2

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
9,409 reviews
Delta
7.9
Good
8,276 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.2

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
7.3
Good
714 reviews
Delta
7.9
Good
8,276 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.2

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
7.1
Good
11,414 reviews
Delta
7.9
Good
8,276 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.2

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 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 long is the flight from Denver to Appleton?

    A quick flight from Denver to Appleton can take about 3h 52m. United Airlines provides one of the quickest options available for as low as $249. The distance from Denver to Appleton is about 880 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $61 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $219 and $228 round-trip. Users have found that Allegiant Air is 79% cheaper than the other options available to this destination.

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

    The cheapest airlines for a one-way flight from Denver to Appleton are Allegiant Air ($58), Delta ($168), and United Airlines ($208).

  • What are the cheapest flights from Denver to Appleton?

    The cheapest flight price from Denver to Appleton is $83. On average you can expect to pay $277. The most popular route, (Denver Intl - Appleton Intl), can usually be booked for $90.

  • 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, September is the cheapest month in which you can book a flight from Denver to Appleton (average of $61). Flying from Denver to Appleton in January is currently the most expensive (average of $209). 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

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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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$61Average$151FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$219Average$344FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$228Average$273FlexibilityNo cancel feeOn-time71%
DeltaCheapest$228Average$297FlexibilityNo cancel feeOn-timeN/A

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