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$206+ Cheap flights from Flagstaff (FLG) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
FLG — ORD
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
1 adult, Economy
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Cheap flight deals from Flagstaff to Illinois

Keep the following information in mind while searching for Flagstaff to Illinois flight deals. Data was last updated January 12, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$386
(American Airlines)

One-way from

$206
(American Airlines)
Provider with most accurate pricing for Flagstaff Pulliam-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Flagstaff Pulliam-Chicago (CHI) flights.
Search Deals
From Flagstaff Pulliam to Illinois
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One-way flight from Flagstaff Pulliam to Illinois
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Find flight deals from Flagstaff to Illinois

Cheapest flights from Flagstaff to Illinois
Explore the most affordable flight options available from Flagstaff to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 12, 2026.

This American Airlines deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/301:30 pm
FLG
-
ORD
1 stop6h 09m
American Airlines
Mon 2/25:00 am
ORD
-
FLG
1 stop8h 08m
American Airlines
Deal found 1/10$386
This American Airlines deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/111:30 pm
FLG
-
ORD
1 stop7h 04m
American Airlines
Wed 4/155:00 am
ORD
-
FLG
1 stop8h 11m
American Airlines
Deal found 1/10$456
This American Airlines deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/231:30 pm
FLG
-
ORD
1 stop6h 09m
American Airlines
Sun 1/255:00 am
ORD
-
FLG
1 stop8h 08m
American Airlines
Deal found 1/10$466
This American Airlines deal was found by Cheapflights users on 1/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/204:50 pm
FLG
-
ORD
1 stop6h 01m
American Airlines
Fri 3/279:13 pm
ORD
-
FLG
1 stop16h 38m
American Airlines
Deal found 1/11$529
This American Airlines deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3011:55 am
FLG
-
ORD
2 stops8h 04m
American Airlines
Wed 6/36:00 am
ORD
-
FLG
1 stop7h 37m
American Airlines
Deal found 1/10$661

Cheapflights Fare Finder

 
Customize your flight search to find flights from Flagstaff to Illinois 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, Cheapflights users made 2,558,603 searches. Data last updated January 12, 2026.
Use the filters below to find and compare flights from Flagstaff to Illinois that are best for you.

Fly from

Flagstaff

Fly to

Illinois

Route

Depart

Return

Price

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Fri 1/30

1:30 pm-8:39 pm

1 stop6h 09m

Chicago O'Hare Intl

Mon 2/2

5:00 am-12:08 pm

1 stop8h 08m

$386

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Sat 4/11

1:30 pm-10:34 pm

1 stop7h 04m

Chicago O'Hare Intl

Wed 4/15

5:00 am-11:11 am

1 stop8h 11m

$456

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Fri 1/23

12:38 pm-9:07 pm

1 stop7h 29m

Chicago O'Hare Intl

Sun 1/25

12:10 pm-5:31 pm

1 stop6h 21m

$466

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Sat 5/30

12:17 pm-9:59 pm

1 stop7h 42m

Chicago O'Hare Intl

Wed 6/3

5:00 am-11:37 am

1 stop8h 37m

$516

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Fri 3/20

4:50 pm-12:51 am

1 stop6h 01m

Chicago O'Hare Intl

Fri 3/27

9:13 pm-11:51 am

1 stop16h 38m

$529

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Fri 2/6

12:38 pm-8:01 pm

1 stop6h 23m

$206

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Sat 5/16

7:52 pm-5:24 am

1 stop7h 32m

$256

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Thu 6/25

11:55 am-10:24 pm

1 stop8h 29m

$286

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Fri 3/27

6:00 am-8:56 am

2 stops24h 56m

$371

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Sun 3/29

4:50 pm-12:51 am

1 stop6h 01m

$376

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/11

Showing 1-10 of 13 results
1
2

Best time to book a flight from Flagstaff to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Flagstaff with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Flagstaff to Illinois
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated January 12, 2026.
Read reviews from past customers who have flown American Airlines from Flagstaff to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,111 reviews

Boarding

7.5

Overall

7.2

Crew

8.0

Food

6.4

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.
American Airlines
7.2
Good
11,111 reviews
American Airlines
7.2
Good
11,111 reviews

Boarding

7.5

Overall

7.2

Crew

8.0

Food

6.4

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.

Related info for your journey

Find useful and relevant information for your journey from Flagstaff to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Flagstaff to Illinois?

    If you book a flight to Illinois from Flagstaff, you will be flying from Flagstaff Pulliam, which is the city’s only airport. Flagstaff Pulliam (FLG) is located 4.3 mi from the center of Flagstaff.

  • How long is the flight from Flagstaff to Illinois?

    Airlines like American Airlines fly from Flagstaff to Illinois in about 6h 09m. The time it takes to get you to your destination can typically vary by up to . The distance from Flagstaff to Illinois is about 1362 mi.

  • What are the most popular routes from Flagstaff to Illinois?

    When deciding which route to take from Flagstaff to Illinois consider Flagstaff Pulliam - Chicago O'Hare Intl, Flagstaff Pulliam - Greater Peoria or Flagstaff Pulliam - Springfield Capital as they are the most popular.

  • Can I find deals for flights from Flagstaff to Illinois that include hotel bookings?

    Yes. In addition to deals on Flagstaff to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Flagstaff to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Flagstaff to Illinois.

  • Can I find deals for business class flights from Flagstaff to Illinois?

    Yes. Cheapflights offers flight deals from Flagstaff to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top airline flying from Flagstaff to Illinois

Discover the top airline that operate flights from Flagstaff to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$385Average$515FlexibilityNo cancel feeOn-time71%

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