How does KAYAK find such low prices on flights from Colorado to Appleton?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Colorado to Appleton.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to Appleton?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Appleton from Colorado is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Colorado to Appleton?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Appleton with an airline and back to Colorado with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to Appleton?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Appleton from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$69 CHEAP FLIGHTS from Colorado to Appleton

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Colorado to Appleton

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Colorado to Appleton

Fri, Oct 2 - Fri, Oct 9

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

2h 17mnonstop

6:01 pm - 7:31 pmATW Appleton Intl-DEN Denver Intl

2h 30mnonstop

$184Allegiant Air

Fri, Oct 2 - Mon, Oct 5

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

$200Allegiant Air

Fri, Oct 23 - Mon, Oct 26

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

2h 17mnonstop

10:31 am - 8:22 amATW Appleton Intl-DEN Denver Intl

22h 51m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson

$274Multiple Airlines

Fri, Oct 2 - Mon, Oct 5

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

2h 17mnonstop

5:45 pm - 8:04 amATW Appleton Intl-DEN Denver Intl

39h 19m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson

$279Multiple Airlines

Wed, Nov 11 - Mon, Nov 16

5:25 pm - 8:48 pmDEN Denver Intl-ATW Appleton Intl

2h 23mnonstop

4:55 pm - 9:48 pmATW Appleton Intl-DEN Denver Intl

5h 53m1 stop Chicago O'Hare Intl

$309United Airlines

Wed, Nov 11 - Sun, Nov 15

5:25 pm - 8:48 pmDEN Denver Intl-ATW Appleton Intl

2h 23mnonstop

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

3h 03mnonstop

$319United Airlines

Thu, Nov 5 - Mon, Nov 9

6:11 pm - 12:07 amDEN Denver Intl-ATW Appleton Intl

4h 56m1 stop Chicago O'Hare Intl

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

5h 36m1 stop Chicago O'Hare Intl

$319American Airlines

Thu, Oct 29 - Sat, Oct 31

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

4h 48m1 stop Chicago O'Hare Intl

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

7h 22m1 stop Chicago O'Hare Intl

$319American Airlines

Wed, Nov 4 - Mon, Nov 9

6:05 am - 11:38 amDEN Denver Intl-ATW Appleton Intl

4h 33m1 stop Minneapolis St Paul

5:35 pm - 11:34 pmATW Appleton Intl-DEN Denver Intl

6h 59m1 stop Minneapolis St Paul

$319Delta

Sun, Nov 22 - Tue, Dec 1

6:25 am - 11:52 amDEN Denver Intl-ATW Appleton Intl

4h 27m1 stop Minneapolis St Paul

5:39 pm - 11:50 pmATW Appleton Intl-DEN Denver Intl

7h 11m1 stop Minneapolis St Paul

$339Delta

Recent last minute flight deals from Colorado to Appleton

Mon, Sep 14 - Mon, Sep 21

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

2h 17mnonstop

1:27 pm - 2:58 pmATW Appleton Intl-DEN Denver Intl

2h 31mnonstop

$233Allegiant Air

Fri, Sep 11 - Mon, Sep 14

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

2h 17mnonstop

1:27 pm - 2:58 pmATW Appleton Intl-DEN Denver Intl

2h 31mnonstop

$249Allegiant Air

Fri, Sep 11 - Fri, Sep 18

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

$249Allegiant Air

Mon, Sep 14 - Mon, Sep 21

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

2h 17mnonstop

6:30 am - 10:07 amATW Appleton Intl-DEN Denver Intl

28h 37m2 stops Nashville Intl Las Vegas Harry Reid Intl

$323Multiple Airlines

Fri, Sep 11 - Mon, Sep 14

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

2h 17mnonstop

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

26h 22m2 stops Nashville Intl Orlando

$349Multiple Airlines

Mon, Sep 14 - Mon, Sep 21

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

2h 17mnonstop

6:30 am - 8:27 pmATW Appleton Intl-DEN Denver Intl

14h 57m1 stop Nashville Intl

$377Multiple Airlines

Fri, Sep 11 - Fri, Sep 18

5:32 pm - 8:54 pmDEN Denver Intl-ATW Appleton Intl

2h 22mnonstop

5:00 pm - 11:29 pmATW Appleton Intl-DEN Denver Intl

7h 29m1 stop Chicago O'Hare Intl

$384United Airlines

Fri, Sep 11 - Fri, Sep 18

1:17 pm - 10:39 pmDEN Denver Intl-ATW Appleton Intl

8h 22m1 stop Dallas/Fort Worth

6:31 pm - 12:17 amATW Appleton Intl-DEN Denver Intl

6h 46m1 stop Chicago O'Hare Intl

$394American Airlines

Fri, Sep 11 - Fri, Sep 18

1:17 pm - 11:55 pmDEN Denver Intl-ATW Appleton Intl

9h 38m2 stops Dallas/Fort Worth Chicago O'Hare Intl

6:31 pm - 12:17 amATW Appleton Intl-DEN Denver Intl

6h 46m1 stop Chicago O'Hare Intl

$399American Airlines

Mon, Sep 14 - Sat, Sep 19

5:32 pm - 8:54 pmDEN Denver Intl-ATW Appleton Intl

2h 22mnonstop

5:00 pm - 10:13 pmATW Appleton Intl-DEN Denver Intl

6h 13m1 stop Chicago O'Hare Intl

$404United Airlines

Useful Info

Low season	February
High season	July
Cheapest flight	$69

Best time to beat the crowds but there is an average 13% increase in price.

Most popular time to fly with an average 5% increase in price.

Flight from Denver to Appleton

How does KAYAK find such low prices on flights from Colorado to Appleton?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Colorado to Appleton.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to Appleton?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Appleton from Colorado is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Colorado to Appleton?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Appleton with an airline and back to Colorado with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to Appleton?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Appleton from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.