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$55+ Cheap flights from Appleton to Denver (ATW - DEN)

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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — DEN
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from Appleton Intl to Denver Intl are usually found in September or May, booked 76 days in advance, depart on a Sunday or Thursday and return on a Thursday

Cheap flight deals from Appleton to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Appleton (ATW) to Denver (DEN). 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 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$214
(Kiwi.com)

One-way from

$55
(Cheapflightsfares)

Popular in

March

Cheapest in

September

Average price

$424

Good round-trip deal

$274 or less

Good one-way deal

$248 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 Denver Intl
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One-way flight from Appleton Intl to Denver Intl
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Highest demand for flights based on searches. 9% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Appleton Intl to Denver Intl.
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Price to beat on a one-way flight from Appleton Intl to Denver Intl.
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Find flight deals from Appleton to Denver

Cheapest flights from Appleton to Denver
Explore the most affordable flight options available from Appleton to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/24. 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.
Tue 6/2410:00 amATW - DEN
Nonstop2h 33mAllegiant Air
Thu 7/38:22 pmDEN - ATW
Nonstop2h 16mAllegiant Air
Deal found 3/24$214
This United Airlines deal was found by Cheapflights users on 3/24. 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 5/312:50 pmATW - DEN
1 stop5h 49mUnited Airlines
Sat 5/105:29 pmDEN - ATW
Nonstop2h 31mUnited Airlines
Deal found 3/24$219
This Delta deal was found by Cheapflights users on 3/24. 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.
Sat 5/244:20 pmATW - DEN
1 stop4h 39mDelta
Sun 6/16:00 amDEN - ATW
1 stop4h 11mDelta
Deal found 3/24$229
This American Airlines deal was found by Cheapflights users on 3/24. 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 4/184:02 pmATW - DEN
2 stops8h 51mAmerican Airlines
Sun 4/207:20 amDEN - ATW
1 stop7h 12mAmerican Airlines
Deal found 3/24$234
This Mytrip deal was found by Cheapflights users on 3/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/197:00 amATW - DEN
3 stops36h 45mMultiple Airlines
Tue 6/2412:23 pmDEN - ATW
Nonstop2h 16mMultiple Airlines
Deal found 3/24$352

Cheapflights Fare Finder

Customize your flight search to find flights from Appleton to Denver 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 25, 2025.
Use the filters below to find and compare flights from Appleton to Denver that are best for you.

Fly from

Appleton

Fly to

Denver

Route

Depart

Return

Price

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

Tue 6/24

10:00 am-11:33 am

Nonstop2h 33m

Denver Intl

Thu 7/3

8:22 pm-11:38 pm

Nonstop2h 16m

$214

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

Sat 5/3

12:50 pm-5:39 pm

1 stop5h 49m

Denver Intl

Sat 5/10

5:29 pm-9:00 pm

Nonstop2h 31m

$219

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

Sat 5/24

4:20 pm-7:59 pm

1 stop4h 39m

Denver Intl

Sat 5/31

2:35 pm-9:24 pm

1 stop5h 49m

$229

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

Fri 4/18

4:02 pm-11:53 pm

2 stops8h 51m

Denver Intl

Sun 4/20

7:20 am-3:32 pm

1 stop7h 12m

$234

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

Sun 6/1

7:00 am-4:40 pm

3 stops34h 40m

Denver Intl

Sun 6/8

8:25 pm-11:38 pm

Nonstop2h 13m

$401

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

Sat 4/26

2:41 pm-4:29 pm

Nonstop2h 48m

$55

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

Tue 5/6

11:26 am-11:33 pm

1 stop13h 07m

$198

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

Thu 5/8

7:00 am-5:27 pm

2 stops11h 27m

$219

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

Tue 5/6

8:30 am-10:29 am

Nonstop2h 59m

$224

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

Wed 4/9

5:20 am-11:08 am

1 stop6h 48m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Compare providers for flights from Appleton to Denver

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 Appleton to Denver in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightnetworkPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 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 Appleton-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Appleton-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Appleton-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Appleton-Denver 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 Appleton-Denver 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 Appleton to Denver

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

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

Use this chart to determine the optimal time to book a round-trip flight from Appleton to Denver. Price data was last updated on March 21, 2025.

The best time to book flights from Appleton to Denver is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Appleton to Denver (average of $197). Flying from Appleton to Denver in March is currently the most expensive (average of $278). 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 DEN?

Find hourly flight availability from Appleton to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

When flying from Appleton to Denver, 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 79% versus a flight in the morning.

What is the cheapest day to fly from Appleton to Denver?

Use this chart to determine the cheapest time to fly round-trip from Appleton to Denver. Price data was last updated on March 23, 2025.

Travelers seeking maximum savings on their Appleton to Denver flight should consider departing on Sunday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Appleton to Denver

Explore weekly flight availability from Appleton to Denver. 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 March 25, 2025.

The most flights from ATW to DEN 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).

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated March 25, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and Allegiant Air from Appleton to Denver by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Allegiant Air
7.3
Good
730 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

    If you wish to fly to Denver from Appleton, then you need to book flights from Appleton Intl to Denver Intl. There is 1 flight from Appleton Intl (ATW) to Denver Intl (DEN) per day to choose from. Flights to Denver from Appleton Intl are available from 4 different airlines, which means you should have some options if you want to compare airfare deals. 2h 30m is how long a nonstop flight from Appleton to Denver Intl typically takes.

  • How popular is this Appleton to Denver flight route?

    This flight path from Appleton Intl to Denver Intl was viewed by 21 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Currently priced at $214, Allegiant Air will fly you from Appleton to Denver and back. In addition to Allegiant Air, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $219 and $229, respectively. Allegiant Air is priced at 29% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $55 on Allegiant Air. Other airlines that offer cheap prices include American Airlines from $198 and United Airlines from $224 one-way.

  • What are the cheapest flights from Appleton to Denver?

    The cheapest flight price from Appleton to Denver is $72. On average you can expect to pay $459. The most popular route, (Appleton Intl - Denver Intl), can usually be booked for $110.

  • Where are the most common layover locations when flying from Appleton to Denver?

    Appleton to Denver flights have a layover in Chicago most often.

  • What are some popular things to do or see while on a layover in Chicago?

    Most Chicago visitors opt to spend their time experiencing Magnificent Mile, Grant Park, and River North. Magnificent Mile, Grant Park, and River North can be accessed by traveling approximately 15.5 mi, 16.2 mi, and 15.0 mi, respectively from Chicago O'Hare Intl. Travelers in need of a car in Chicago can rent one for about $51 per day.

  • Where are the least popular layover locations for Appleton to Denver flights?

    Appleton to Denver flights that have layovers will least frequently stop in Minneapolis.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Appleton to Denver (average of $197). Flying from Appleton to Denver in March is currently the most expensive (average of $278). 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
Westminster
Lakewood
Black Hawk
Winter Park
Broomfield
Cripple Creek
Silverthorne
Golden
Brighton
Greeley
Frisco
Wheat Ridge
Grand Lake
Idaho Springs
Central City
Copper Mountain
Longmont
Thornton
Limon
Dillon

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Appleton to Denver

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Appleton to Denver

Discover the top 4 airlines that operate flights from Appleton to Denver. 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 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$88Average$166FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$148Average$295FlexibilityNo cancel feeOn-time71%
DeltaCheapest$207Average$289FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$249Average$419FlexibilityNo cancel feeOn-time69%
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