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

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

What airlines fly to Appleton?

United Airlines, Frontier and Southwest are the top three most popular airlines that fly to Appleton from Denver according to our data. United Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Appleton. Keep in mind that there are 6 different airlines that fly to Appleton on a routine basis, so you have a few additional options to choose from.

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

As of September 2026, 6 flights take off from Denver and land in Appleton each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

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

Prices for flights from Denver Intl Airport to Appleton Intl Airport are refreshed on a daily basis.

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

The number of operators available for flights from Denver Intl Airport to Appleton Intl Airport is 4 as of September 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Appleton Intl Airport.

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

The necessary travel and health documents for your Appleton Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$76 Cheap Flights from Denver to Appleton in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Appleton

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7:50 pm - 11:07 pmDEN Denver Intl-ATW Appleton Intl

2h 17mnonstop

5:29 pm - 7:00 pmATW Appleton Intl-DEN Denver Intl

2h 31mnonstop

$152Allegiant Air

Fri, Oct 30 - Mon, Nov 2

7:50 pm - 11:07 pmDEN Denver Intl-ATW Appleton Intl

2h 17mnonstop

5:29 pm - 7:00 pmATW Appleton Intl-DEN Denver Intl

2h 31mnonstop

$157Allegiant Air

Fri, Oct 30 - Mon, Nov 2

7:00 am - 10:40 pmDEN Denver Intl-ATW Appleton Intl

14h 40m1 stop Phoenix Sky Harbor Intl

5:29 pm - 7:00 pmATW Appleton Intl-DEN Denver Intl

2h 31mnonstop

$208Multiple Airlines

Thu, Oct 29 - Mon, Nov 2

10:37 pm - 10:40 pmDEN Denver Intl-ATW Appleton Intl

23h 03m1 stop Phoenix Sky Harbor Intl

5:29 pm - 7:00 pmATW Appleton Intl-DEN Denver Intl

2h 31mnonstop

$212Multiple Airlines

Wed, Oct 28 - Mon, Nov 2

5:46 pm - 9:08 pmDEN Denver Intl-ATW Appleton Intl

2h 22mnonstop

8:30 am - 10:33 amATW Appleton Intl-DEN Denver Intl

3h 03mnonstop

$319United Airlines

Sat, Oct 24 - Tue, Oct 27

5:46 pm - 9:08 pmDEN Denver Intl-ATW Appleton Intl

2h 22mnonstop

8:30 am - 10:33 amATW Appleton Intl-DEN Denver Intl

3h 03mnonstop

$319United Airlines

Sat, Oct 24 - Sat, Oct 31

6:09 pm - 11:57 pmDEN Denver Intl-ATW Appleton Intl

4h 48m1 stop Chicago O'Hare Intl

6:14 pm - 10:52 pmATW Appleton Intl-DEN Denver Intl

5h 38m1 stop Chicago O'Hare Intl

$338American Airlines

Fri, Oct 23 - Fri, Oct 30

3:14 pm - 10:39 pmDEN Denver Intl-ATW Appleton Intl

6h 25m1 stop Dallas/Fort Worth

6:18 pm - 10:54 pmATW Appleton Intl-DEN Denver Intl

5h 36m1 stop Chicago O'Hare Intl

$338American Airlines

Fri, Oct 30 - Mon, Nov 2

4:14 pm - 9:27 pmDEN Denver Intl-ATW Appleton Intl

4h 13m1 stop Minneapolis St Paul

12:32 pm - 4:02 pmATW Appleton Intl-DEN Denver Intl

4h 30m1 stop Minneapolis St Paul

$339Delta

Fri, Nov 13 - Tue, Nov 17

11:08 am - 4:31 pmDEN Denver Intl-ATW Appleton Intl

4h 23m1 stop Minneapolis St Paul

12:32 pm - 4:02 pmATW Appleton Intl-DEN Denver Intl

4h 30m1 stop Minneapolis St Paul

$339Delta

Fri, Nov 13 - Tue, Nov 17

Cheap last minute flights

Enter your travel dates to find the best prices.

3:48 pm - 7:05 pmDEN Denver Intl-ATW Appleton Intl

2h 17mnonstop

5:29 pm - 7:00 pmATW Appleton Intl-DEN Denver Intl

2h 31mnonstop

$342Allegiant Air

Mon, Sep 28 - Mon, Oct 5

3:48 pm - 7:05 pmDEN Denver Intl-ATW Appleton Intl

2h 17mnonstop

5:29 pm - 7:00 pmATW Appleton Intl-DEN Denver Intl

2h 31mnonstop

$366Allegiant Air

Mon, Sep 28 - Fri, Oct 2

5:46 pm - 9:08 pmDEN Denver Intl-ATW Appleton Intl

2h 22mnonstop

8:50 am - 10:35 amATW Appleton Intl-DEN Denver Intl

2h 45mnonstop

$394United Airlines

Wed, Sep 30 - Wed, Oct 7

6:00 am - 1:39 pmDEN Denver Intl-ATW Appleton Intl

6h 39m1 stop Chicago O'Hare Intl

8:50 am - 10:35 amATW Appleton Intl-DEN Denver Intl

2h 45mnonstop

$404United Airlines

Wed, Sep 30 - Wed, Oct 7

3:13 pm - 10:39 pmDEN Denver Intl-ATW Appleton Intl

6h 26m1 stop Dallas/Fort Worth

6:14 pm - 12:36 amATW Appleton Intl-DEN Denver Intl

7h 22m1 stop Chicago O'Hare Intl

$414American Airlines

Thu, Oct 1 - Thu, Oct 8

10:46 am - 6:01 pmDEN Denver Intl-ATW Appleton Intl

6h 15m1 stop Chicago O'Hare Intl

6:14 pm - 12:36 amATW Appleton Intl-DEN Denver Intl

7h 22m1 stop Chicago O'Hare Intl

$414American Airlines

Thu, Oct 1 - Thu, Oct 8

3:48 pm - 7:05 pmDEN Denver Intl-ATW Appleton Intl

2h 17mnonstop

5:45 pm - 8:05 amATW Appleton Intl-DEN Denver Intl

39h 20m2 stops Fort Lauderdale Houston George Bush Intcntl

$425Multiple Airlines

Mon, Sep 28 - Mon, Oct 5

3:48 pm - 7:05 pmDEN Denver Intl-ATW Appleton Intl

2h 17mnonstop

6:30 am - 7:52 amATW Appleton Intl-DEN Denver Intl

26h 22m1 stop Orlando Sanford Intl

$452Multiple Airlines

Mon, Sep 28 - Mon, Oct 5

8:45 am - 3:37 pmDEN Denver Intl-ATW Appleton Intl

5h 52m1 stop Minneapolis St Paul

4:19 pm - 8:05 pmATW Appleton Intl-DEN Denver Intl

4h 46m1 stop Minneapolis St Paul

$509Delta

Sat, Sep 26 - Fri, Oct 2

6:15 am - 5:40 pmDEN Denver Intl-ATW Appleton Intl

10h 25m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County

7:00 am - 3:49 pmATW Appleton Intl-DEN Denver Intl

9h 49m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul

$3,413Delta

Thu, Oct 1 - Thu, Oct 8

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Allegiant Air flights from Denver to Appleton

Our best Allegiant Air deals on Denver to Appleton flight tickets

Allegiant Air

Oct 30

DEN7:50 pmDenver Intl

2h 17m

ATW11:07 pmAppleton Intl

Nov 2

ATW5:29 pmAppleton Intl

2h 31m

DEN7:00 pmDenver Intl

$152

Allegiant Air

Oct 30

DEN7:50 pmDenver Intl

2h 17m

ATW11:07 pmAppleton Intl

Nov 2

ATW5:29 pmAppleton Intl

2h 31m

DEN7:00 pmDenver Intl

$157

Allegiant Air

Oct 23

DEN7:50 pmDenver Intl

2h 17m

ATW11:07 pmAppleton Intl

Oct 30

ATW5:29 pmAppleton Intl

2h 31m

DEN7:00 pmDenver Intl

$177

United Airlines flights from Denver to Appleton

Our best United Airlines deals on Denver to Appleton flight tickets

United Airlines

Oct 24

DEN5:46 pmDenver Intl

2h 22m

ATW9:08 pmAppleton Intl

Oct 31

ATW8:30 amAppleton Intl

3h 03m

DEN10:33 amDenver Intl

$319

United Airlines

Nov 11

DEN5:25 pmDenver Intl

2h 23m

ATW8:48 pmAppleton Intl

Nov 16

ATW4:55 pmAppleton Intl

7h 36m

1 stop

DEN11:31 pmDenver Intl

$329

United Airlines

Nov 13

DEN4:24 pmDenver Intl

5h 53m

1 stop

ATW11:17 pmAppleton Intl

Nov 18

ATW4:55 pmAppleton Intl

6h 49m

1 stop

DEN10:44 pmDenver Intl

$339

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Fri 10/30

7:50 pm-11:07 pm

Nonstop2h 17m

Appleton Intl

Mon 11/2

5:29 pm-7:00 pm

Nonstop2h 31m

$152

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Fri 10/30

7:50 pm-11:07 pm

Nonstop2h 17m

Appleton Intl

Mon 11/2

5:29 pm-7:00 pm

Nonstop2h 31m

$157

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Thu 10/29

7:00 am-10:40 pm

1 stop14h 40m

Appleton Intl

Mon 11/2

5:29 pm-7:00 pm

Nonstop2h 31m

$208

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Wed 10/28

10:37 pm-10:40 pm

1 stop23h 03m

Appleton Intl

Mon 11/2

5:29 pm-7:00 pm

Nonstop2h 31m

$212

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Sat 10/24

5:46 pm-9:08 pm

Nonstop2h 22m

Appleton Intl

Tue 10/27

8:30 am-10:33 am

Nonstop3h 03m

$319

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Sat 10/24

5:46 pm-9:08 pm

Nonstop2h 22m

Appleton Intl

Sat 10/31

8:30 am-10:33 am

Nonstop3h 03m

$319

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Fri 10/23

6:09 pm-11:57 pm

1 stop4h 48m

Appleton Intl

Fri 10/30

6:14 pm-10:52 pm

1 stop5h 38m

$338

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Fri 10/30

3:14 pm-10:39 pm

1 stop6h 25m

Appleton Intl

Mon 11/2

6:18 pm-10:54 pm

1 stop5h 36m

$338

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Fri 11/13

4:14 pm-9:27 pm

1 stop4h 13m

Appleton Intl

Tue 11/17

12:32 pm-4:02 pm

1 stop4h 30m

$339

DenverAppleton

DEN Denver Intl - ATW Appleton Intl

DENATW

Denver Intl

Fri 11/13

11:08 am-4:31 pm

1 stop4h 23m

Appleton Intl

Tue 11/17

12:32 pm-4:02 pm

1 stop4h 30m

$339

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 Denver to Appleton

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 Denver and Appleton?

Prices are currently low for flights on this route.

Typical prices usually range from $218 to $420.
The lowest price recently found on this route was $152.

What is the cheapest month to fly to Appleton?

The month of October is, on average, the cheapest month to fly to Appleton from Denver, with most prices found around $259. If you aren’t able to travel to Appleton during the month of October, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $298.

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

The cheapest day to depart from Denver to Appleton is on a Monday when prices can be found for as low as $276. The most expensive day to fly to Appleton is Sunday, with ticket prices averaging around $501.

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

Our data shows that the cheapest Denver to Appleton flights are usually those with departure times in the evening. Our users have found flights to Appleton in the evening for as low as $203. In the afternoon is when there is more demand to fly to Appleton, so prices are often more expensive at around $364 per ticket.

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

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

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

You are more likely to see cheaper flights to Appleton from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Appleton for around $330 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Appleton from Denver for as low as $270 on momondo.

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

There are 4 cabin classes available to choose from on Denver to Appleton 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 Denver to Appleton flights?

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

How have Denver to Appleton flight prices changed over time?

As of September 2026, prices for Denver to Appleton flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from Denver to Appleton

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

Estimated round-trip price

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

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

Best Price Found	$76
Fastest flight time	2h 16m
Direct flights	Every day
Airports in Appleton	1 airport

The best one-way flight to Appleton from Denver in the past 72 hours is $76. The best round-trip flight deal from Denver to Appleton found on momondo in the last 72 hours is $152.

The fastest flight from Denver to Appleton takes 2h 16m

Direct flights go from Denver to Appleton every day.

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

Search flight deals

Frequently asked questions about flying from Denver to Appleton

How far is Denver Intl to Appleton Intl by plane?
Denver Intl and Appleton Intl are 903.7 mi apart from one another. A reasonable flight in good conditions will take 2h 16m.
When did momondo last update prices for flights from Denver Intl Airport to Appleton Intl Airport?
Prices for flights from Denver Intl Airport to Appleton Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Appleton Intl Airport?
The number of operators available for flights from Denver Intl Airport to Appleton Intl Airport is 4 as of September 2026.
How old do you have to be to fly from Denver Intl Airport to Appleton Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Appleton Intl Airport.
What documentation or ID do you need to fly to Appleton Intl Airport?
The necessary travel and health documents for your Appleton Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Denver to Appleton?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Denver to Appleton is Airbus A319 (53.21% of total bookings). The next most popular plane models are Airbus A320-100/200 (41.74%), Boeing 737 MAX 8 (0.46%), and Airbus A320neo (0.46%).
What is the most popular airline from Denver to Appleton?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Denver to Appleton is United Airlines (57% of total bookings). The next most popular airlines are Allegiant Air (25%), Delta (11%), and American Airlines (7%).

Best airlines flying from Denver to Appleton

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

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $110	Free Cancellation	Rating 7.3 679 reviews	Search Allegiant Air flights
Delta	PriceFrom $228	Free Cancellation	Rating 7.8 8,609 reviews	Search Delta flights
United Airlines	PriceFrom $236	Free Cancellation	Rating 7.4 10,247 reviews	Search United Airlines flights
American Airlines	PriceFrom $238	Free Cancellation	Rating 7.0 12,095 reviews	Search American Airlines flights

United Airlines Flights From Denver to Appleton
Across 6 United Airlines flights from Denver to Appleton this week, the average price was $383, with the best United Airlines deals starting from $236 round-trip. 10,247 users have rated United Airlines on momondo, with an average score of 7.4/10.

Oshkosh

Fond du Lac

Neenah

Waupaca

Elkhart Lake

Plymouth

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Appleton from Denver.

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

Flights from Denver to Appleton 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 Denver to Appleton?

momondo helps you find the best flight between Denver and Appleton 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 Denver to Appleton right now. Can momondo alert me if prices change?

Price alerts on flights to Appleton from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Appleton trip

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Eau Claire Airport

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Madison Truax Field Airport

Rhinelander Oneida County Airport

Cheap flights from Denver to Appleton from $76

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Appleton departing on 10/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Allegiant Air flights from Denver to Appleton

Our best Allegiant Air deals on Denver to Appleton flight tickets

United Airlines flights from Denver to Appleton

Our best United Airlines deals on Denver to Appleton flight tickets

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How to get the cheapest flight ticket from Denver to Appleton

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

What is the cheapest month to fly to Appleton?

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

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

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

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

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

Can stopping save me money on Denver to Appleton flights?

How have Denver to Appleton flight prices changed over time?

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

What airlines fly to Appleton?

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

When to book flights from Denver to Appleton

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

Best Price Found

Fastest flight time

Direct flights

Airports in Appleton

Frequently asked questions about flying from Denver to Appleton

Best airlines flying from Denver to Appleton

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

Traveling to a place near Appleton?

Why use momondo?

An easier way to manage your Appleton 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 Wisconsin

Fly your favorite airline to Appleton

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

Cabin classes currently available on flights to Appleton

List of cabin classes available on flights landing in Appleton. 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 Denver

According to popular flight searches on momondo this year

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