How does KAYAK find such low prices on flights from Illinois 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 Illinois to Appleton.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Appleton from Illinois 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 Illinois 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 Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois 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 Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$146 CHEAP FLIGHTS from Illinois 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 Illinois 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 Illinois to Appleton

Thu, Oct 15 - Thu, Oct 22

9:48 am - 11:03 amORD Chicago O'Hare Intl-ATW Appleton Intl

1h 15mnonstop

5:29 am - 6:59 amATW Appleton Intl-ORD Chicago O'Hare Intl

1h 30mnonstop

$289American Airlines

Thu, Oct 29 - Sun, Nov 1

12:30 pm - 4:41 pmORD Chicago O'Hare Intl-ATW Appleton Intl

4h 11m1 stop Minneapolis St Paul

7:00 am - 12:59 pmATW Appleton Intl-ORD Chicago O'Hare Intl

5h 59m1 stop Detroit Metropolitan Wayne County

$309Delta

Sat, Sep 26 - Wed, Sep 30

5:50 pm - 7:07 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 17mnonstop

8:05 am - 9:30 amATW Appleton Intl-ORD Chicago O'Hare Intl

1h 25mnonstop

$319United Airlines

Sat, Sep 26 - Wed, Sep 30

5:50 pm - 7:07 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 17mnonstop

8:05 am - 9:30 amATW Appleton Intl-ORD Chicago O'Hare Intl

1h 25mnonstop

$334United Airlines

Sat, Sep 26 - Wed, Sep 30

7:05 am - 10:28 amORD Chicago O'Hare Intl-ATW Appleton Intl

3h 23m1 stop Detroit Metropolitan Wayne County

4:19 pm - 9:33 pmATW Appleton Intl-ORD Chicago O'Hare Intl

5h 14m1 stop Minneapolis St Paul

$339Delta

Sat, Sep 26 - Wed, Sep 30

6:10 am - 10:17 amORD Chicago O'Hare Intl-ATW Appleton Intl

4h 07m1 stop Minneapolis St Paul

10:57 am - 3:05 pmATW Appleton Intl-ORD Chicago O'Hare Intl

4h 08m1 stop Minneapolis St Paul

$354Delta

Sat, Dec 12 - Mon, Dec 14

8:17 pm - 9:39 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 22mnonstop

5:00 am - 6:36 amATW Appleton Intl-ORD Chicago O'Hare Intl

1h 36mnonstop

$365United Airlines

Sat, Oct 31 - Mon, Nov 2

12:48 pm - 1:56 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 08mnonstop

4:55 pm - 6:37 pmATW Appleton Intl-ORD Chicago O'Hare Intl

1h 42mnonstop

$369United Airlines

Sat, Oct 31 - Mon, Nov 2

12:48 pm - 1:56 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 08mnonstop

4:55 pm - 6:37 pmATW Appleton Intl-ORD Chicago O'Hare Intl

1h 42mnonstop

$389United Airlines

Sun, Sep 27 - Sat, Oct 3

5:10 pm - 8:36 pmORD Chicago O'Hare Intl-ATW Appleton Intl

3h 26m1 stop Detroit Metropolitan Wayne County

5:07 pm - 8:30 pmATW Appleton Intl-ORD Chicago O'Hare Intl

3h 23m1 stop Detroit Metropolitan Wayne County

$399Delta

Recent last minute flight deals from Illinois to Appleton

Fri, Sep 18 - Sun, Sep 20

9:40 pm - 10:58 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 18mnonstop

5:00 pm - 6:31 pmATW Appleton Intl-ORD Chicago O'Hare Intl

1h 31mnonstop

$329United Airlines

Fri, Sep 18 - Mon, Sep 21

2:15 pm - 3:33 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 18mnonstop

5:00 pm - 6:31 pmATW Appleton Intl-ORD Chicago O'Hare Intl

1h 31mnonstop

$399United Airlines

Sat, Sep 19 - Sun, Sep 20

2:15 pm - 3:33 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 18mnonstop

6:30 am - 7:59 amATW Appleton Intl-ORD Chicago O'Hare Intl

1h 29mnonstop

$498United Airlines

Fri, Sep 18 - Mon, Sep 21

6:30 am - 11:07 pmORD Chicago O'Hare Intl-ATW Appleton Intl

16h 37m1 stop Denver Intl

5:56 pm - 3:20 pmATW Appleton Intl-ORD Chicago O'Hare Intl

21h 24m1 stop Fort Lauderdale

$560Multiple Airlines

Fri, Sep 18 - Mon, Sep 21

6:30 am - 11:07 pmORD Chicago O'Hare Intl-ATW Appleton Intl

16h 37m1 stop Denver Intl

5:56 pm - 11:51 amATW Appleton Intl-ORD Chicago O'Hare Intl

17h 55m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson

$569Multiple Airlines

Fri, Sep 18 - Sun, Sep 20

6:00 am - 11:07 pmORD Chicago O'Hare Intl-ATW Appleton Intl

17h 07m2 stops Dallas/Fort Worth Denver Intl

4:10 pm - 10:59 pmATW Appleton Intl-ORD Chicago O'Hare Intl

30h 49m1 stop Orlando

$605Multiple Airlines

Wed, Sep 16 - Thu, Sep 17

5:45 pm - 7:00 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 15mnonstop

2:55 pm - 4:19 pmATW Appleton Intl-ORD Chicago O'Hare Intl

1h 24mnonstop

$608United Airlines

Fri, Sep 18 - Sun, Sep 20

7:11 am - 4:20 pmORD Chicago O'Hare Intl-ATW Appleton Intl

9h 09m1 stop Fort Lauderdale

4:10 pm - 10:59 pmATW Appleton Intl-ORD Chicago O'Hare Intl

30h 49m1 stop Orlando

$613Multiple Airlines

Wed, Sep 16 - Thu, Sep 17

7:05 am - 1:18 pmORD Chicago O'Hare Intl-ATW Appleton Intl

6h 13m1 stop Detroit Metropolitan Wayne County

2:00 pm - 8:30 pmATW Appleton Intl-ORD Chicago O'Hare Intl

6h 30m1 stop Detroit Metropolitan Wayne County

$663Delta

Wed, Sep 16 - Thu, Sep 17

1:55 pm - 8:36 pmORD Chicago O'Hare Intl-ATW Appleton Intl

6h 41m1 stop Detroit Metropolitan Wayne County

6:00 am - 12:59 pmATW Appleton Intl-ORD Chicago O'Hare Intl

6h 59m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County

$668Delta

Recent direct flight deals from Illinois to Appleton

Thu, Oct 15 - Thu, Oct 22

9:48 am - 11:03 amORD Chicago O'Hare Intl-ATW Appleton Intl

1h 15mnonstop

5:29 am - 6:59 amATW Appleton Intl-ORD Chicago O'Hare Intl

1h 30mnonstop

$289American Airlines

Sat, Sep 26 - Wed, Sep 30

5:50 pm - 7:07 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 17mnonstop

8:05 am - 9:30 amATW Appleton Intl-ORD Chicago O'Hare Intl

1h 25mnonstop

$319United Airlines

Sat, Sep 26 - Wed, Sep 30

5:50 pm - 7:07 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 17mnonstop

8:05 am - 9:30 amATW Appleton Intl-ORD Chicago O'Hare Intl

1h 25mnonstop

$334United Airlines

Sat, Dec 12 - Mon, Dec 14

8:17 pm - 9:39 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 22mnonstop

5:00 am - 6:36 amATW Appleton Intl-ORD Chicago O'Hare Intl

1h 36mnonstop

$365United Airlines

Sat, Oct 31 - Mon, Nov 2

12:48 pm - 1:56 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 08mnonstop

4:55 pm - 6:37 pmATW Appleton Intl-ORD Chicago O'Hare Intl

1h 42mnonstop

$369United Airlines

Sat, Oct 31 - Mon, Nov 2

12:48 pm - 1:56 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 08mnonstop

4:55 pm - 6:37 pmATW Appleton Intl-ORD Chicago O'Hare Intl

1h 42mnonstop

$389United Airlines

Fri, Sep 25 - Sun, Oct 4

9:40 pm - 10:58 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 18mnonstop

2:36 pm - 4:01 pmATW Appleton Intl-ORD Chicago O'Hare Intl

1h 25mnonstop

$404United Airlines

Sun, Jan 17 - Mon, Jan 25

5:50 pm - 7:15 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 25mnonstop

5:00 pm - 6:32 pmATW Appleton Intl-ORD Chicago O'Hare Intl

1h 32mnonstop

$469United Airlines

Sun, Oct 11 - Sun, Oct 11

10:25 am - 11:43 amORD Chicago O'Hare Intl-ATW Appleton Intl

1h 18mnonstop

2:36 pm - 4:01 pmATW Appleton Intl-ORD Chicago O'Hare Intl

1h 25mnonstop

$512United Airlines

Mon, Nov 9 - Tue, Nov 10

5:55 pm - 7:08 pmORD Chicago O'Hare Intl-ATW Appleton Intl

1h 13mnonstop

12:50 pm - 2:11 pmATW Appleton Intl-ORD Chicago O'Hare Intl

1h 21mnonstop

$517United Airlines

Useful Info

Low season	February
High season	July
Cheapest flight	$146

Best time to beat the crowds but there is an average 11% increase in price.

Most popular time to fly with an average 2% increase in price.

Flight from Chicago to Appleton

How does KAYAK find such low prices on flights from Illinois 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 Illinois to Appleton.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Appleton?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Appleton from Illinois 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 Illinois 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 Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois 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 Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.