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Cheap flights from Illinois to Flagstaff from $210

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Flagstaff departing on 11/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Flagstaff

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:00 am - 6:32 pmORD-FLG
8h 32m1 stop
American Airlines Logo
11:18 am - 5:47 pmFLG-ORD
5h 29m1 stop
$406American Airlines
Find Deal
Thu, Dec 4 - Tue, Dec 9
American Airlines Logo
5:00 am - 10:50 amORD-FLG
6h 50m1 stop
American Airlines Logo
11:18 am - 10:18 pmFLG-ORD
10h 00m2 stops
$416American Airlines
Find Deal
Thu, Dec 4 - Tue, Dec 9
American Airlines Logo
5:04 pm - 11:44 pmSTL-FLG
7h 40m2 stops
American Airlines Logo
7:24 am - 1:53 pmFLG-STL
5h 29m1 stop
$416American Airlines
Find Deal
Fri, Feb 6 - Tue, Feb 10
American Airlines Logo
8:25 am - 4:56 pmORD-FLG
9h 31m2 stops
American Airlines Logo
1:15 pm - 10:49 pmFLG-ORD
8h 34m2 stops
$421American Airlines
Find Deal
Sat, Feb 14 - Tue, Feb 17
American Airlines Logo
5:04 pm - 11:44 pmSTL-FLG
7h 40m2 stops
American Airlines Logo
12:38 pm - 10:59 pmFLG-STL
9h 21m2 stops
$421American Airlines
Find Deal
Fri, Feb 6 - Tue, Feb 10
American Airlines Logo
5:02 pm - 10:37 pmORD-FLG
7h 35m1 stop
American Airlines Logo
3:09 pm - 12:44 amFLG-ORD
7h 35m1 stop
$436American Airlines
Find Deal
Tue, Mar 10 - Wed, Mar 11
American Airlines Logo
5:28 am - 10:49 amSTL-FLG
7h 21m1 stop
American Airlines Logo
3:09 pm - 11:47 pmFLG-STL
6h 38m1 stop
$436American Airlines
Find Deal
Tue, Mar 10 - Wed, Mar 11
American Airlines Logo
6:05 am - 1:18 pmSTL-FLG
9h 13m2 stops
American Airlines Logo
3:09 pm - 11:47 pmFLG-STL
6h 38m1 stop
$446American Airlines
Find Deal
Tue, Mar 10 - Wed, Mar 11
American Airlines Logo
7:02 am - 12:59 pmORD-FLG
6h 57m1 stop
American Airlines Logo
11:20 am - 8:00 pmFLG-ORD
7h 40m1 stop
$456American Airlines
Find Deal
Thu, Dec 4 - Sun, Dec 7
American Airlines Logo
5:14 am - 12:03 pmSTL-FLG
7h 49m1 stop
American Airlines Logo
12:33 pm - 7:19 pmFLG-STL
5h 46m1 stop
$456American Airlines
Find Deal
Sat, Feb 21 - Sat, Feb 28

American Airlines flights from Illinois to Flagstaff

Our best American Airlines deals on Illinois to Flagstaff flight tickets
American Airlines
Dec 4
ORD11:00 amChicago O'Hare Intl
8h 32m
1 stop
FLG6:32 pmFlagstaff Pulliam
Dec 9
FLG11:18 amFlagstaff Pulliam
5h 29m
1 stop
ORD5:47 pmChicago O'Hare Intl
$406
Find similar
American Airlines
Dec 4
ORD5:00 amChicago O'Hare Intl
6h 50m
1 stop
FLG10:50 amFlagstaff Pulliam
Dec 9
FLG11:18 amFlagstaff Pulliam
10h 00m
2 stops
ORD10:18 pmChicago O'Hare Intl
$416
Find similar
American Airlines
Feb 14
ORD8:25 amChicago O'Hare Intl
9h 31m
2 stops
FLG4:56 pmFlagstaff Pulliam
Feb 17
FLG1:15 pmFlagstaff Pulliam
8h 34m
2 stops
ORD10:49 pmChicago O'Hare Intl
$421
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Flagstaff that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from Illinois to Flagstaff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoFlagstaff

ORD - FLG

ORDFLG

Chicago O'Hare Intl

Thu 12/4

11:00 am-6:32 pm

1 stop8h 32m

Flagstaff Pulliam

Tue 12/9

11:18 am-5:47 pm

1 stop5h 29m

$406

ChicagoFlagstaff

ORD - FLG

ORDFLG

Chicago O'Hare Intl

Thu 12/4

5:00 am-10:50 am

1 stop6h 50m

Flagstaff Pulliam

Tue 12/9

11:18 am-10:18 pm

2 stops10h 00m

$416

St. LouisFlagstaff

STL - FLG

STLFLG

Lambert-St Louis

Fri 2/6

5:04 pm-11:44 pm

2 stops7h 40m

Flagstaff Pulliam

Tue 2/10

7:24 am-1:53 pm

1 stop5h 29m

$416

ChicagoFlagstaff

ORD - FLG

ORDFLG

Chicago O'Hare Intl

Sat 2/14

8:25 am-4:56 pm

2 stops9h 31m

Flagstaff Pulliam

Tue 2/17

1:15 pm-10:49 pm

2 stops8h 34m

$421

St. LouisFlagstaff

STL - FLG

STLFLG

Lambert-St Louis

Fri 2/6

5:04 pm-11:44 pm

2 stops7h 40m

Flagstaff Pulliam

Tue 2/10

12:38 pm-10:59 pm

2 stops9h 21m

$421

ChicagoFlagstaff

ORD - FLG

ORDFLG

Chicago O'Hare Intl

Tue 3/10

5:02 pm-10:37 pm

1 stop7h 35m

Flagstaff Pulliam

Wed 3/11

3:09 pm-12:44 am

1 stop7h 35m

$436

St. LouisFlagstaff

STL - FLG

STLFLG

Lambert-St Louis

Tue 3/10

5:28 am-10:49 am

1 stop7h 21m

Flagstaff Pulliam

Wed 3/11

3:09 pm-11:47 pm

1 stop6h 38m

$436

St. LouisFlagstaff

STL - FLG

STLFLG

Lambert-St Louis

Tue 3/10

6:05 am-1:18 pm

2 stops9h 13m

Flagstaff Pulliam

Wed 3/11

3:09 pm-11:47 pm

1 stop6h 38m

$446

ChicagoFlagstaff

ORD - FLG

ORDFLG

Chicago O'Hare Intl

Thu 12/4

7:02 am-12:59 pm

1 stop6h 57m

Flagstaff Pulliam

Sun 12/7

11:20 am-8:00 pm

1 stop7h 40m

$456

St. LouisFlagstaff

STL - FLG

STLFLG

Lambert-St Louis

Sat 2/21

5:14 am-12:03 pm

1 stop7h 49m

Flagstaff Pulliam

Sat 2/28

12:33 pm-7:19 pm

1 stop5h 46m

$456

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Flagstaff from

How to get the cheapest flight ticket from Illinois to Flagstaff

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

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

According to our data, Monday is the cheapest day to fly to Flagstaff from Illinois. The lowest ticket price found for a Monday departure recently was $594. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $697. These prices are subject to change though, so be sure to set up a Price Alert for flights to Flagstaff.

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

The cheapest time of day to fly to Flagstaff is at noon when flights can be purchased for as low as $612. Flights to Flagstaff are more costly in the evening, with an average ticket price of $754. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Illinois to Flagstaff flights?

You could potentially save up to 48% on your flight if you consider stops on a Illinois to Flagstaff flight.

Cheap Illinois to Flagstaff flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Flagstaff

Direct flights

None
There are no direct flights from Illinois to Flagstaff. There are no popular flight routes from Illinois to Flagstaff.
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  • When did momondo last update prices for flights from Illinois to Flagstaff Pulliam Airport?

    Prices for flights from Illinois to Flagstaff Pulliam Airport are updated daily.

  • How many operators does momondo search for flights from Illinois to Flagstaff Pulliam Airport?

  • How old do you have to be to fly from Illinois to Flagstaff Pulliam 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 Illinois to Flagstaff Pulliam Airport.

  • What documentation or ID do you need to fly to Flagstaff Pulliam Airport?

    The travel and health documents required for your trip to Flagstaff Pulliam Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Flagstaff Pulliam Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Illinois to Flagstaff

Compare and see reviews for airlines that fly from Illinois to Flagstaff with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $405Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights

Traveling to a place near Flagstaff?

Book flights to Flagstaff if you plan to visit one of these locations
Sedona
Williams
Winslow

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Flagstaff?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Flagstaff for you.

Can I find flights from Illinois to Flagstaff with flexible booking policies on momondo?

Yes. All flights to Flagstaff from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Flagstaff?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Flagstaff from Illinois.

I’m not ready to book a flight from Illinois to Flagstaff right now. Can momondo alert me if prices change?

Price alerts on flights to Flagstaff from Illinois 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.

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