How many flights depart from Appleton to Denver on average per week?

The number of flights available between Appleton and Denver is 4 per week as of March 2026. The most frequent departure day is Wed, with 25% of weekly flights leaving on this day.

What airlines fly to Denver?

United Airlines, Frontier and Allegiant Air are the top three most popular airlines that fly to Denver from Appleton according to our data. United Airlines is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 6 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Appleton Intl to Denver Intl?

Allegiant Air, United Airlines, and American Airlines are the most popular carriers operating from Appleton Intl to Denver Intl

When did momondo last update prices for flights from Appleton Intl Airport to Denver Intl Airport?

Prices for flights from Appleton Intl Airport to Denver Intl Airport are updated daily.

How many operators does momondo search for flights from Appleton Intl Airport to Denver Intl Airport?

As of March 2026, there are 4 operators available to choose from for flights from Appleton Intl Airport to Denver Intl Airport.

How old do you have to be to fly from Appleton Intl Airport to Denver Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Appleton Intl Airport to Denver Intl Airport.

What documentation or ID do you need to fly to Denver Intl Airport?

The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$91 Cheap Flights from Appleton to Denver in 2026

Q: What is the typical price of a round-trip flight between Appleton and Denver?

Prices are currently low for flights on this route. Typical prices usually range from $417 to $229. The lowest price recently found on this route was $230.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Appleton to Denver

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:30 am - 3:25 am

ATW

DEN

44h 55m

2 stops

7:34 pm - 10:49 pm

DEN

ATW

2h 15mnonstop

$230Multiple Airlines

сб, трав. 30 - пн, черв. 1

4:58 pm - 6:39 pm

ATW

DEN

2h 41mnonstop

7:29 pm - 10:44 pm

DEN

ATW

2h 15mnonstop

$231Allegiant Air

пн, черв. 15 - пн, черв. 29

9:25 am - 10:37 pm

ATW

DEN

14h 12m

1 stop

7:29 pm - 10:44 pm

DEN

ATW

2h 15mnonstop

$232Multiple Airlines

пн, черв. 1 - пн, черв. 8

2:44 pm - 2:04 pm

ATW

DEN

24h 20m

2 stops

7:29 pm - 10:44 pm

DEN

ATW

2h 15mnonstop

$234Multiple Airlines

нд, трав. 31 - пн, черв. 8

5:35 pm - 7:14 pm

ATW

DEN

2h 39mnonstop

7:34 pm - 10:49 pm

DEN

ATW

2h 15mnonstop

$236Allegiant Air

пт, трав. 22 - пт, трав. 29

2:32 pm - 9:43 am

ATW

DEN

20h 11m

1 stop

5:05 am - 2:03 pm

DEN

ATW

31h 58m

2 stops

$237Multiple Airlines

пт, трав. 1 - ср, трав. 6

4:57 pm - 6:28 pm

ATW

DEN

2h 31mnonstop

7:18 pm - 10:39 pm

DEN

ATW

2h 21mnonstop

$238Allegiant Air

пн, лип. 20 - пн, лип. 27

6:30 am - 7:29 pm

ATW

DEN

13h 59m

2 stops

8:04 pm - 11:19 pm

DEN

ATW

2h 15mnonstop

$239Multiple Airlines

чт, трав. 7 - пт, трав. 22

9:36 am - 11:52 pm

ATW

DEN

39h 16m

2 stops

7:29 pm - 10:44 pm

DEN

ATW

2h 15mnonstop

$240Multiple Airlines

пт, черв. 5 - пн, черв. 8

7:30 am - 3:25 am

ATW

DEN

44h 55m

2 stops

7:34 pm - 10:49 pm

DEN

ATW

2h 15mnonstop

$241Multiple Airlines

ср, трав. 27 - пн, черв. 1

Allegiant Air flights from Appleton to Denver

Our best Allegiant Air deals on Appleton to Denver flight tickets

Allegiant Air

Jun 15

ATW4:58 pmAppleton Intl

2h 41m

DEN6:39 pmDenver Intl

Jun 29

DEN7:29 pmDenver Intl

2h 15m

ATW10:44 pmAppleton Intl

$231

Allegiant Air

May 22

ATW5:35 pmAppleton Intl

2h 39m

DEN7:14 pmDenver Intl

May 29

DEN7:34 pmDenver Intl

2h 15m

ATW10:49 pmAppleton Intl

$236

Allegiant Air

Jul 20

ATW4:57 pmAppleton Intl

2h 31m

DEN6:28 pmDenver Intl

Jul 27

DEN7:18 pmDenver Intl

2h 21m

ATW10:39 pmAppleton Intl

$238

United Airlines flights from Appleton to Denver

Our best United Airlines deals on Appleton to Denver flight tickets

United Airlines

May 27

ATW8:45 amAppleton Intl

2h 46m

DEN10:31 amDenver Intl

Jun 1

DEN5:40 pmDenver Intl

2h 24m

ATW9:04 pmAppleton Intl

$269

United Airlines

May 19

ATW2:43 pmAppleton Intl

7h 25m

1 stop

DEN9:08 pmDenver Intl

May 29

DEN5:40 pmDenver Intl

2h 24m

ATW9:04 pmAppleton Intl

$279

United Airlines

Apr 8

ATW8:35 amAppleton Intl

3h 00m

DEN10:35 amDenver Intl

Apr 12

DEN5:32 pmDenver Intl

2h 33m

ATW9:05 pmAppleton Intl

$309

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

сб 5/30

7:30 am-3:25 am

2 stops44h 55m

Denver Intl

пн 6/1

7:34 pm-10:49 pm

Nonstop2h 15m

$230

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

пн 6/15

4:58 pm-6:39 pm

Nonstop2h 41m

Denver Intl

пн 6/29

7:29 pm-10:44 pm

Nonstop2h 15m

$231

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

пн 6/1

9:25 am-10:37 pm

1 stop14h 12m

Denver Intl

пн 6/8

7:29 pm-10:44 pm

Nonstop2h 15m

$232

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

нд 5/31

2:44 pm-2:04 pm

2 stops24h 20m

Denver Intl

пн 6/8

7:29 pm-10:44 pm

Nonstop2h 15m

$234

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

пт 5/22

5:35 pm-7:14 pm

Nonstop2h 39m

Denver Intl

пт 5/29

7:34 pm-10:49 pm

Nonstop2h 15m

$236

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

пт 5/1

2:32 pm-9:43 am

1 stop20h 11m

Denver Intl

ср 5/6

5:05 am-2:03 pm

2 stops31h 58m

$237

Quickest round-trip

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

пн 7/20

4:57 pm-6:28 pm

Nonstop2h 31m

Denver Intl

пн 7/27

7:18 pm-10:39 pm

Nonstop2h 21m

$238

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

чт 5/7

6:30 am-7:29 pm

2 stops13h 59m

Denver Intl

пт 5/22

8:04 pm-11:19 pm

Nonstop2h 15m

$239

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

пт 6/5

9:36 am-11:52 pm

2 stops39h 16m

Denver Intl

пн 6/8

7:29 pm-10:44 pm

Nonstop2h 15m

$240

AppletonDenver

ATW - DEN

ATWDEN

Appleton Intl

ср 5/27

7:30 am-3:25 am

2 stops44h 55m

Denver Intl

пн 6/1

7:34 pm-10:49 pm

Nonstop2h 15m

$241

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Appleton to Denver

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Appleton and Denver?

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Appleton is in July. Flight prices, which tend to average around $228, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in July, then you should wait until September to fly from Appleton, when ticket prices are also cheap, with an average price of $228.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Sunday when prices can be found for as low as $182. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Monday, with ticket prices averaging around $551.

What is the cheapest time of day to depart on your flight to Denver?

The cheapest time of day to fly to Denver is at noon when flights can be purchased for as low as $176. Flights in the morning are often more expensive with an average ticket price of $448.

What is the cheapest Appleton Intl to Denver Intl flight route?

Fly from Appleton Intl to Denver Intl for the best Appleton Intl - Denver Intl flight prices

How far in advance should I book a flight to Denver?

You are more likely to see cheaper flights to Denver from Appleton when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $316 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Appleton for as low as $217 on momondo.

What cabin class options are available on Appleton Intl to Denver Intl flights?

There are 4 cabin classes available to choose from on Appleton Intl to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Appleton to Denver flights?

No. A direct flight is the cheapest option for a flight between Appleton to Denver.

How have Appleton to Denver flight prices changed over time?

As of March 2026, prices for Appleton to Denver flights are approximately 75% more expensive when compared to flights at the same time last year.

When to book flights from Appleton to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Appleton to Denver according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Appleton to Denver (ATW to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Appleton to Denver

Best Price Found	$208
Fastest flight time	2h 31m
Direct flights	Every day
Airports in Denver	1 airport

The best one-way flight to Denver from Appleton in the past 72 hours is $208. The best round-trip flight deal from Appleton to Denver found on momondo in the last 72 hours is $280.

The fastest flight from Appleton to Denver takes 2h 31m

Direct flights go from Appleton to Denver every day.

There is 1 airport in Denver. From Appleton there are direct flights to Denver Intl (DEN).

Search flight deals

How far is Appleton Intl to Denver Intl by plane?
The straight-line distance from Appleton Intl to Denver Intl is 903.7 mi. By plane, this route typically takes 2h 31m.
When did momondo last update prices for flights from Appleton Intl Airport to Denver Intl Airport?
Prices for flights from Appleton Intl Airport to Denver Intl Airport are updated daily.
How many operators does momondo search for flights from Appleton Intl Airport to Denver Intl Airport?
As of March 2026, there are 4 operators available to choose from for flights from Appleton Intl Airport to Denver Intl Airport.
How old do you have to be to fly from Appleton Intl Airport to Denver Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Appleton Intl Airport to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Appleton to Denver?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Appleton to Denver is Embraer 175 (Enhanced Winglets) (47.79% of total bookings). The next most popular plane models are Airbus A320-100/200 (24.83%), Airbus A319 (23.98%), and Airbus A321neo (1.19%).
What is the most popular airline from Appleton to Denver?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Appleton to Denver is United Airlines (49% of total bookings). The next most popular airlines are Allegiant Air (33%), Delta (12%), and American Airlines (6%).

Best airlines flying from Appleton to Denver

Compare and see reviews for airlines that fly from Appleton to Denver with momondo

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $95	Free Cancellation	Rating 7.3 710 reviews	Search Allegiant Air flights
United Airlines	PriceFrom $223	Free Cancellation	Rating 7.4 9,499 reviews	Search United Airlines flights
American Airlines	PriceFrom $228	Free Cancellation	Rating 7.1 11,520 reviews	Search American Airlines flights
Delta	PriceFrom $228	Free Cancellation	Rating 7.9 8,357 reviews	Search Delta flights

United Airlines Flights From Appleton to Denver
United Airlines is one of the most popular airlines flying from Appleton to Denver, operating 4 flights/week on average for this route. A good United Airlines flight deal for Appleton to Denver starts from $223 round-trip, up to an average price of $384. Our users have rated United Airlines at 7.4/10.

Breckenridge

Estes Park

Black Hawk

Aurora

Fort Collins

Manitou Springs

Longmont

Boulder

Greeley

Keystone

Cripple Creek

Lakewood

Westminster

Thornton

Frisco

Grand Lake

Winter Park

Centennial

Englewood

Copper Mountain

Why use momondo?

Why should I use momondo to find a flight deal from Appleton to Denver?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Appleton to Denver for you.

Can I find flights from Appleton to Denver with flexible booking policies on momondo?

Flights from Appleton to Denver with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Appleton to Denver?

momondo helps you find the best flight between Appleton and Denver by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Appleton to Denver right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Appleton to Denver flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Denver trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

нд 4/26

нд 5/3

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Appleton

Complete your trip

Feeling lucky

Airports servicing Colorado

Alamosa Airport

Aspen Pitkin County Airport

Cortez Montezuma County Airport

Colorado Springs Airport

Durango La Plata County Airport

Vail Eagle County Airport

Grand Junction Regnl Airport

Gunnison Airport

Hayden Yampa Valley Airport

Montrose County Airport

Telluride Airport

Cheap flights from Appleton to Denver from $96

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Appleton to Denver departing on 6/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Appleton to Denver

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Allegiant Air flights from Appleton to Denver

Our best Allegiant Air deals on Appleton to Denver flight tickets

United Airlines flights from Appleton to Denver

Our best United Airlines deals on Appleton to Denver flight tickets

momondo Fare Finder

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

See travel insights to Denver from

How to get the cheapest flight ticket from Appleton to Denver

What is the typical price of a round-trip flight between Appleton and Denver?

What is the cheapest month to fly to Denver?

What is the cheapest day to depart on your flight to Denver?

What is the cheapest time of day to depart on your flight to Denver?

What is the cheapest Appleton Intl to Denver Intl flight route?

How far in advance should I book a flight to Denver?

What cabin class options are available on Appleton Intl to Denver Intl flights?

Can stopping save me money on Appleton to Denver flights?

How have Appleton to Denver flight prices changed over time?

What is the cheapest airline that flies from Appleton Intl to Denver Intl?

What airlines fly to Denver?

How many flights depart from Appleton to Denver on average per week?

When to book flights from Appleton to Denver

Cheap Appleton to Denver (ATW to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Appleton to Denver

Best Price Found

Fastest flight time

Direct flights

Airports in Denver

Best airlines flying from Appleton to Denver

Compare and see reviews for airlines that fly from Appleton to Denver with momondo

United Airlines Flights From Appleton to Denver

Traveling to a place near Denver?

Why use momondo?

An easier way to manage your Denver trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Colorado

Fly your favorite airline to Denver

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Denver

List of cabin classes available on flights landing in Denver. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Appleton

According to popular flight searches on momondo this year

Complete your trip to Denver

Explore popular destinations other users love

According to popular flight searches on momondo this year