$386+ Cheap flights from Flagstaff (FLG) to Chicago (CHI)
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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
FLG — CHI
Sep 30 — Oct 71
Round-trip
1 adult, Economy
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Find cheap flights from Flagstaff to Chicago with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Flagstaff to Chicago
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Cheapest flights from Flagstaff to ChicagoExplore the most affordable flight options available from Flagstaff to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 31, 2026.
Explore the most affordable flight options available from Flagstaff to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 31, 2026.
This American Airlines deal was found by Cheapflights users on 8/29. 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.
Mon 9/285:14 pm -
1 stop5h 16m
Mon 10/55:10 pm -
1 stop6h 13m
Deal found 8/29![American Airlines logo]()
$568
This American Airlines deal was found by Cheapflights users on 8/29. 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 11/201:27 pm -
1 stop6h 57m
Fri 11/275:00 am -
1 stop8h 09m
Deal found 8/29![American Airlines logo]()
$588
This American Airlines deal was found by Cheapflights users on 8/28. 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.
Thu 10/812:45 pm -
1 stop7h 25m
Mon 10/125:00 am -
1 stop8h 16m
Deal found 8/28![American Airlines logo]()
$607
This American Airlines deal was found by Cheapflights users on 8/30. 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 9/512:35 pm -
1 stop6h 41m
Mon 9/75:00 am -
1 stop6h 49m
Deal found 8/30![American Airlines logo]()
$613
This American Airlines deal was found by Cheapflights users on 8/30. 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.
Sun 11/2212:40 pm -
1 stop7h 15m
Sat 11/287:00 pm -
1 stop5h 40m
Deal found 8/30![American Airlines logo]()
$653
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Sun 9/276:49 am -
1 stop5h 31m
Wed 9/3010:33 am -
1 stop6h 27m
Deal found 8/27![American Airlines logo]()
$833
Best flights from Flagstaff to ChicagoDiscover carefully curated flight deals from Flagstaff to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 31, 2026.
Discover carefully curated flight deals from Flagstaff to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 31, 2026.
This American Airlines deal was found by Cheapflights users on 8/29. 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.
Mon 9/285:14 pm -
1 stop5h 16m
Mon 10/55:10 pm -
1 stop6h 13m
Deal found 8/29![American Airlines logo]()
$568
This American Airlines deal was found by Cheapflights users on 8/29. 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 11/201:27 pm -
1 stop6h 57m
Fri 11/275:00 am -
1 stop8h 09m
Deal found 8/29![American Airlines logo]()
$588
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Thu 10/812:45 pm -
1 stop7h 25m
Mon 10/126:00 am -
1 stop8h 05m
Deal found 8/25![American Airlines logo]()
$607
This American Airlines deal was found by Cheapflights users on 8/25. 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 9/185:14 pm -
1 stop5h 16m
Mon 9/216:00 am -
1 stop7h 53m
Deal found 8/25![American Airlines logo]()
$646
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Sun 9/276:49 am -
1 stop5h 31m
Wed 9/3010:33 am -
1 stop6h 27m
Deal found 8/27![American Airlines logo]()
$833
Last-minute flights from Flagstaff to ChicagoDiscover last-minute flight deals from Flagstaff to Chicago. Data last updated August 31, 2026 and is based on user searches.
Discover last-minute flight deals from Flagstaff to Chicago. Data last updated August 31, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Thu 9/312:35 pm -
1 stop6h 41m
Sun 9/67:00 am -
1 stop6h 54m
Deal found 8/25![American Airlines logo]()
$646
This American Airlines deal was found by Cheapflights users on 8/25. 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 9/412:35 pm -
2 stops7h 25m
Mon 9/77:00 am -
2 stops8h 20m
Deal found 8/25![American Airlines logo]()
$1,172
This American Airlines deal was found by Cheapflights users on 8/30. 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 9/512:35 pm -
1 stop6h 41m
Mon 9/75:00 am -
1 stop6h 49m
Deal found 8/30![American Airlines logo]()
$613
This American Airlines deal was found by Cheapflights users on 8/25. 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 9/1810:40 am -
2 stops7h 49m
Mon 9/2112:09 pm -
2 stops9h 58m
Deal found 8/25![American Airlines logo]()
$748
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Sun 9/276:49 am -
1 stop5h 31m
Wed 9/3010:33 am -
1 stop6h 27m
Deal found 8/27![American Airlines logo]()
$833
This American Airlines deal was found by Cheapflights users on 8/29. 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.
Mon 9/285:14 pm -
1 stop5h 16m
Mon 10/55:10 pm -
1 stop6h 13m
Deal found 8/29![American Airlines logo]()
$568
One-way flights from Flagstaff to ChicagoSearch for one-way flight options from Flagstaff to Chicago. Find affordable one-way fares based on user searches. Data last updated August 31, 2026.
Search for one-way flight options from Flagstaff to Chicago. Find affordable one-way fares based on user searches. Data last updated August 31, 2026.
This American Airlines deal was found by Cheapflights users on 8/29. 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 10/107:15 am -
1 stop9h 21m
Deal found 8/29![American Airlines logo]()
$386
This American Airlines deal was found by Cheapflights users on 8/28. 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 9/411:42 am -
1 stop8h 18m
Deal found 8/28![American Airlines logo]()
$406
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Thu 10/110:40 am -
2 stops7h 50m
Deal found 8/27![American Airlines logo]()
$453
This American Airlines deal was found by Cheapflights users on 8/30. 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.
Mon 1/411:46 am -
2 stops8h 14m
Deal found 8/30![American Airlines logo]()
$493
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:40 am -
3 stops28h 00m
Deal found 8/27![Multiple Airlines logo]()
$546
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Sun 10/186:15 am -
2 stops7h 45m
Deal found 8/25![American Airlines logo]()
$663
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1010:34 am -
3 stops28h 06m
Deal found 8/29![Multiple Airlines logo]()
$742
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1810:34 am -
3 stops28h 06m
Deal found 8/25![Multiple Airlines logo]()
$959
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1511:16 am -
3 stops50h 29m
Deal found 8/25![Multiple Airlines logo]()
$1,170
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/411:42 am -
3 stops26h 58m
Deal found 8/29![Multiple Airlines logo]()
$1,256
Find flight deals from Flagstaff to Chicago
Discover tips and strategies to find the most affordable flight options for your journey from Flagstaff (FLG) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 31, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $568 (American Airlines) |
One-way from | $386 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Flagstaff to Chicago 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 7,457,451 searches. Data last updated August 31, 2026.
Use the filters below to find and compare flights from Flagstaff to Chicago that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
FlagstaffChicago
FLG Flagstaff Pulliam - ORD Chicago O'Hare Intl
FLGORD
Flagstaff Pulliam
Mon 9/28
5:14 pm-12:30 am
1 stop5h 16m
Chicago O'Hare Intl
Mon 10/5
5:10 pm-9:23 pm
1 stop6h 13m
$568
FlagstaffChicago
FLG Flagstaff Pulliam - ORD Chicago O'Hare Intl
FLGORD
Flagstaff Pulliam
Fri 11/20
1:27 pm-9:24 pm
1 stop6h 57m
Chicago O'Hare Intl
Fri 11/27
5:00 am-12:09 pm
1 stop8h 09m
$588
FlagstaffChicago
FLG Flagstaff Pulliam - ORD Chicago O'Hare Intl
FLGORD
Flagstaff Pulliam
Thu 10/8
12:45 pm-10:10 pm
1 stop7h 25m
Chicago O'Hare Intl
Mon 10/12
6:00 am-12:05 pm
1 stop8h 05m
$607
FlagstaffChicago
FLG Flagstaff Pulliam - ORD Chicago O'Hare Intl
FLGORD
Flagstaff Pulliam
Fri 9/18
5:14 pm-12:30 am
1 stop5h 16m
Chicago O'Hare Intl
Mon 9/21
6:00 am-11:53 am
1 stop7h 53m
$646
FlagstaffChicago
FLG Flagstaff Pulliam - ORD Chicago O'Hare Intl
FLGORD
Flagstaff Pulliam
Sun 9/27
6:49 am-2:20 pm
1 stop5h 31m
Chicago O'Hare Intl
Wed 9/30
10:33 am-3:00 pm
1 stop6h 27m
$833
Cheapest one-way
FlagstaffChicago
FLG Flagstaff Pulliam - ORD Chicago O'Hare Intl
FLGORD
Flagstaff Pulliam
Mon 1/4
6:43 am-2:40 pm
1 stop6h 57m
$406
FlagstaffChicago
FLG Flagstaff Pulliam - ORD Chicago O'Hare Intl
FLGORD
Flagstaff Pulliam
Sun 11/15
12:40 pm-9:00 pm
1 stop7h 20m
$406
Quickest one-way
FlagstaffChicago
FLG Flagstaff Pulliam - ORD Chicago O'Hare Intl
FLGORD
Flagstaff Pulliam
Thu 10/1
10:40 am-6:03 pm
1 stop5h 23m
$406
FlagstaffChicago
FLG Flagstaff Pulliam - ORD Chicago O'Hare Intl
FLGORD
Flagstaff Pulliam
Fri 9/4
11:42 am-10:00 pm
1 stop8h 18m
$406
FlagstaffChicago
FLG Flagstaff Pulliam - ORD Chicago O'Hare Intl
FLGORD
Flagstaff Pulliam
Thu 10/1
10:40 am-4:40 pm
3 stops28h 00m
$546
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from Flagstaff to Chicago
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Flagstaff to Chicago in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Flagstaff-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Flagstaff-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Flagstaff-Chicago flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Flagstaff-Chicago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Flagstaff-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Flagstaff to Chicago
Have a flexible travel schedule? Discover the best time to fly to Chicago from Flagstaff with our price prediction graph.
FLG-CHI
FLG-ORD
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 Chicago
FLG-CHI
FLG-ORD
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Chicago
Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated August 31, 2026.
See what other customers who have flown with American Airlines from Flagstaff to Chicago have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.1
Entertainment
6.8
Boarding
7.5
Crew
7.9
Food
6.4
Comfort
7.2
Reviews
1 / 20
2.0
MediocreAnonymous,Aug 2025
BNA - ORD
Overall
7.1
Entertainment
6.8
Boarding
7.5
Crew
7.9
Food
6.4
Comfort
7.2
Reviews
1 / 20
2.0
MediocreAnonymous,Aug 2025
BNA - ORD
Related info for your journey
Find useful and relevant information for your journey from Flagstaff to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago?
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Other flights to Chicago
Explore flights to Chicago departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 31, 2026.
Complete your trip
Complete your trip to Chicago by adding a car rental and/or hotel reservation to your travel itinerary.
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Flagstaff and Chicago flights
Browse other Flagstaff and Chicago flight options. Last updated on August 31, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Flagstaff to Chicago
Discover the top airline that operate flights from Flagstaff to Chicago. 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 7,457,451 searches. Data last updated August 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$406 | Average$576 | FlexibilityNo cancel fee | On-time71% |