How does KAYAK find such low prices on flights from Illinois to Flagstaff?

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 Flagstaff. Visit our flight page for the latest deals!>/a>

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Flagstaff from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Flagstaff?

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 Flagstaff with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

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

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 Flagstaff from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$210 CHEAP FLIGHTS from Illinois to Flagstaff

FLG

KAYAK searches hundreds of travel sites at once for deals on flights to Flagstaff

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$356

Overall average: $902

American Airlines

Tue 3/10Tue 3/17

ORD - FLG • 1 stop

Cheapest one-way

$210

American Airlines

Tue 3/24

ORD - FLG • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Flagstaff!

Flight Deals

Cheap Flights from Illinois to Flagstaff

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Illinois to Flagstaff

Tue, Mar 10 - Tue, Mar 17

6:59 pm - 11:07 pm

ORD

FLG

6h 08m

1 stop

4:50 pm - 12:51 am

FLG

ORD

6h 01m

1 stop

$356American Airlines

Tue, Mar 10 - Tue, Mar 17

2:58 pm - 11:07 pm

ORD

FLG

10h 09m

2 stops

4:50 pm - 12:51 am

FLG

ORD

6h 01m

1 stop

$366American Airlines

Sat, May 2 - Tue, May 5

12:05 pm - 6:42 pm

ORD

FLG

8h 37m

1 stop

12:21 pm - 10:45 pm

FLG

ORD

8h 24m

1 stop

$406American Airlines

Mon, Apr 20 - Mon, Apr 27

5:20 am - 11:51 am

STL

FLG

8h 31m

1 stop

5:01 pm - 11:59 pm

FLG

STL

4h 58m

1 stop

$406American Airlines

Sat, Mar 7 - Tue, Mar 10

1:15 pm - 8:56 pm

ORD

FLG

8h 41m

2 stops

4:50 pm - 12:51 am

FLG

ORD

6h 01m

1 stop

$416American Airlines

Tue, May 12 - Sat, May 16

2:37 pm - 6:44 pm

STL

FLG

6h 07m

1 stop

7:52 pm - 8:25 am

FLG

STL

10h 33m

2 stops

$416American Airlines

Sat, Mar 7 - Tue, Mar 10

1:15 pm - 8:56 pm

ORD

FLG

8h 41m

2 stops

12:21 pm - 11:36 pm

FLG

ORD

9h 15m

2 stops

$421American Airlines

Tue, May 12 - Sat, May 16

7:05 am - 4:31 pm

STL

FLG

11h 26m

2 stops

7:52 pm - 8:25 am

FLG

STL

10h 33m

2 stops

$421American Airlines

Mon, Feb 23 - Fri, Feb 27

11:46 am - 11:59 pm

STL

FLG

13h 13m

2 stops

5:50 pm - 11:59 pm

FLG

STL

5h 09m

1 stop

$426American Airlines

Sun, Feb 22 - Tue, Mar 17

6:59 pm - 11:59 pm

ORD

FLG

6h 00m

1 stop

4:50 pm - 12:51 am

FLG

ORD

6h 01m

1 stop

$436American Airlines

Useful Info

Low season	January
High season	May
Cheapest flight	$210

Best time to beat the crowds with an average 2% drop in price.

Most popular time to fly and prices are also 14% lower on average.

Flight from Chicago to Flagstaff

How does KAYAK find such low prices on flights from Illinois to Flagstaff?
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 Flagstaff.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Flagstaff?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Flagstaff 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 Flagstaff?
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 Flagstaff 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 Flagstaff?
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 Flagstaff from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Williams

Everything you need to know for your flight to Flagstaff

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Flagstaff

Flagstaff (FLG)

FLG

$210 Find Cheap Flights from Illinois to Flagstaff

KAYAK searches hundreds of travel sites at once for deals on flights to Flagstaff

Everything you should know

Cheap Flights from Illinois to Flagstaff

Recent round-trip flight deals from Illinois to Flagstaff

Recent one-way flight deals from Illinois to Flagstaff

Recent last minute flight deals from Illinois to Flagstaff

Good to know

FAQs for booking flights from Illinois to Flagstaff

How does KAYAK find such low prices on flights from Illinois to Flagstaff?

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 Flagstaff.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Flagstaff 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 Flagstaff?

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 Flagstaff 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 Flagstaff?

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 Flagstaff from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Flagstaff?

Everything you need to know for your flight to Flagstaff

Information on the airport you'll fly into in Flagstaff

Cabin class types available on flights to Illinois

Complete your trip to Flagstaff with a hotel stay or car rental

Find direct flights for Flagstaff

Flights to other popular destinations

Flights from domestic origins to Flagstaff

Choose which airport to fly into in Flagstaff

Find deals for your return flight