Title: Cheap Flights from Appleton (ATW) to Denver (DEN) - Expedia.ca ![Denver Colorado downtown with City Park](https://images.trvl-media.com/place/178254/7cc57818-0302-43a8-831e-86e04b8cc6a7.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178254/7cc57818-0302-43a8-831e-86e04b8cc6a7.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Appleton (ATW) to Denver (DEN) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Appleton, WI (ATW-Appleton Intl.) to Denver International Airport (DEN) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:ATW,to:DEN,departure:14/01/2026TANYT&leg2=from:DEN,to:ATW,departure:21/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:ATW,to:DEN,departure:14/01/2026TANYT&leg2=from:DEN,to:ATW,departure:21/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ATW,to:DEN,departure:14/01/2026TANYT&leg2=from:DEN,to:ATW,departure:21/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Find the cheapest month to fly from Appleton (ATW) to Denver (DEN) ### September is typically the cheapest month to fly From CA $293 - CA $639 per traveller. ## Frequently asked questions ### How much is a flight from Appleton International Airport to Denver Airport? ### Do I need to pay a cancellation fee if I cancel my flight from Appleton International Airport to DEN? ### How do I find cheap flights from Appleton International Airport to DIA airport that have flexible change policies? ### How many hours is the flight from Appleton International Airport to Denver Airport? ### How far is the flight from ATW to Denver Airport? ### Which airlines fly direct from Appleton International Airport to DEN? ### Are Appleton Intl. Airport (ATW) to DIA airport flight tickets cheaper when they're purchased at the last minute? ## Travel information | Origin airport | Appleton Intl. | | ------------------- | --------------- | | Destination airport | Denver Intl. | | Distance | 1410 km | | Average flight time | 3 hours 19 mins | ## Book with confidence # Appleton to Denver Flights **The easy way to book your flights from Appleton to Denver** With Expedia, it’s simple to find and book flights to Denver from Appleton whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Denver Intl., too. Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Appleton to Denver today, tomorrow, or this week. **Save dollars with cheap flights from Appleton Intl., ATW to Denver Intl., DEN** Sort your search results by price to find great deals on your flight from Appleton to Denver—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Denver from Appleton currently is just rising to . Here are more money-saving tips: - Fly in when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to Denver - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! **Reasons to choose Expedia for your flight to Denver from Appleton** Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Denver with Expedia today. \*Available to Expedia members.