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Appleton

$78+ 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ATW
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
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 October or September, booked 44 days in advance, depart on a Monday or Sunday and return on a Monday

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 July 23, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Fri 10/307:50 pm
DEN
-
ATW
Nonstop2h 17m
Allegiant Air
Mon 11/25:29 pm
ATW
-
DEN
Nonstop2h 31m
Allegiant Air
Deal found 7/18$146
This Cheapflightsfares deal was found by Cheapflights users on 7/22. 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 9/187:50 pm
DEN
-
ATW
Nonstop2h 17m
Allegiant Air
Mon 9/281:27 pm
ATW
-
DEN
Nonstop2h 31m
Allegiant Air
Deal found 7/22$151
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Mon 10/267:50 pm
DEN
-
ATW
Nonstop2h 17m
Allegiant Air
Mon 11/25:29 pm
ATW
-
DEN
Nonstop2h 31m
Allegiant Air
Deal found 7/18$161
This Cheapflightsfares deal was found by Cheapflights users on 7/18. 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 8/107:39 pm
DEN
-
ATW
Nonstop2h 21m
Allegiant Air
Mon 8/175:08 pm
ATW
-
DEN
Nonstop2h 41m
Allegiant Air
Deal found 7/18$172
This Cheapflightsfares deal was found by Cheapflights users on 7/22. 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 10/167:50 pm
DEN
-
ATW
Nonstop2h 17m
Allegiant Air
Mon 10/195:29 pm
ATW
-
DEN
Nonstop2h 31m
Allegiant Air
Deal found 7/22$173
This Booking.com deal was found by Cheapflights users on 7/22. 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.
Mon 10/57:50 pm
DEN
-
ATW
Nonstop2h 17m
Allegiant Air
Fri 10/165:29 pm
ATW
-
DEN
Nonstop2h 31m
Allegiant Air
Deal found 7/22$177
This Cheapflightsfares deal was found by Cheapflights users on 7/18. 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 10/98:21 pm
DEN
-
ATW
Nonstop2h 16m
Allegiant Air
Mon 10/125:29 pm
ATW
-
DEN
Nonstop2h 31m
Allegiant Air
Deal found 7/18$196
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Fri 9/187:50 pm
DEN
-
ATW
Nonstop2h 17m
Multiple Airlines
Mon 9/286:30 am
ATW
-
DEN
1 stop16h 19m
Multiple Airlines
Deal found 7/22$197

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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$146
(Kiwi.com)

One-way from

$78
(Kiwi.com)

Popular in

November

Cheapest in

October

Average price

$340

Good round-trip deal

$215 or less

Good one-way deal

$157 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. 7% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 23, 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

Thu 10/22

6:00 am-11:38 am

1 stop4h 38m

Appleton Intl

Sun 10/25

5:25 pm-11:35 pm

1 stop7h 10m

$299

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Fri 8/28

5:32 pm-8:54 pm

Nonstop2h 22m

Appleton Intl

Sun 8/30

7:30 am-12:45 pm

1 stop6h 15m

$301

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Wed 8/19

3:50 pm-11:18 pm

1 stop6h 28m

Appleton Intl

Sat 8/22

3:00 pm-7:45 pm

1 stop5h 45m

$369

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Sat 10/10

4:38 pm-10:58 pm

1 stop5h 20m

Appleton Intl

Sat 10/17

8:05 am-3:17 pm

1 stop8h 12m

$396

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Thu 9/3

5:32 pm-8:54 pm

Nonstop2h 22m

Appleton Intl

Sun 9/6

6:00 am-12:45 pm

1 stop7h 45m

$397

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Sat 9/5

5:32 pm-8:54 pm

Nonstop2h 22m

Appleton Intl

Mon 9/7

7:00 am-6:39 am

1 stop24h 39m

$477

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Mon 9/7

5:32 pm-8:54 pm

Nonstop2h 22m

Appleton Intl

Fri 9/11

5:00 pm-10:27 am

2 stops18h 27m

$527

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Mon 8/10

5:40 pm-9:04 pm

Nonstop2h 24m

Appleton Intl

Thu 8/13

8:45 am-10:30 am

Nonstop2h 45m

$533

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Thu 10/1

7:10 pm-11:43 am

1 stop15h 33m

Appleton Intl

Sun 10/4

8:50 am-10:35 am

Nonstop2h 45m

$542
Quickest round-trip

DenverAppleton

DEN - ATW

DENATW

Denver Intl

Thu 9/3

5:32 pm-8:54 pm

Nonstop2h 22m

Appleton Intl

Mon 9/7

8:45 am-10:30 am

Nonstop2h 45m

$546

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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 July.
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?

Booking 43 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, October is the cheapest month in which you can book a flight from Denver to Appleton (average of $231). Flying from Denver to Appleton in November is currently the most expensive (average of $414). 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 July 23, 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?

Airfare is below average for this route at the moment.

Denver to Appleton flights typically cost between $232 and $371 in October.
The cheapest round-trip price found within the last 5 days was $146 on Allegiant Air (Oct 30-Nov 2).

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 July 23, 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
7.8
Good
8,479 reviews

Entertainment

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,479 reviews
Delta
7.8
Good
8,479 reviews

Entertainment

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,024 reviews
Delta
7.8
Good
8,479 reviews

Entertainment

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Allegiant Air
7.3
Good
683 reviews
Delta
7.8
Good
8,479 reviews

Entertainment

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,831 reviews
Delta
7.8
Good
8,479 reviews

Entertainment

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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.

  • How long is the flight from Denver to Appleton?

    A quick flight from Denver to Appleton can take about 2h 22m. Delta provides one of the quickest options available for as low as $301. 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 $86 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $228 and $228 round-trip. Users have found that Allegiant Air is 72% 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 ($71), United Airlines ($102), and American Airlines ($179).

  • 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: Allegiant Air (63%), SkyWest Airlines (60%), United Airlines( 60%).

  • What are the cheapest flights from Denver to Appleton?

    The cheapest flight price from Denver to Appleton is $100. On average you can expect to pay $522. The most popular route, (Denver Intl - Appleton Intl), can usually be booked for $151.

  • 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, October is the cheapest month in which you can book a flight from Denver to Appleton (average of $231). Flying from Denver to Appleton in November is currently the most expensive (average of $414). 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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$86Average$196FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$228Average$327FlexibilityNo cancel feeOn-time71%
DeltaCheapest$228Average$303FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$229Average$372FlexibilityNo cancel feeOn-time69%

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