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O'Hare Intl

$206+ Cheap flights from Flagstaff (FLG) to O'Hare Intl (ORD)

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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
FLG — ORD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Flagstaff to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Flagstaff (FLG) to O'Hare Intl (ORD). 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 September 11, 2025.

Round-trip from

$470
(American Airlines)

One-way from

$206
(American Airlines)

Popular in

March

Cheapest in

July

Average price

$511
From Flagstaff Pulliam to Chicago O'Hare Intl
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One-way flight from Flagstaff Pulliam to Chicago O'Hare Intl
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Highest demand for flights based on searches. 15% potential increase in price ($106 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Flagstaff to O'Hare Intl

Cheapest flights from Flagstaff to O'Hare Intl
Explore the most affordable flight options available from Flagstaff to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 10/111:55 amFLG - ORD
1 stop10h 32mAmerican Airlines
Fri 10/310:10 pmORD - FLG
1 stop13h 48mAmerican Airlines
Deal found 9/10$470
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 10/15:24 pmFLG - ORD
1 stop5h 03mAmerican Airlines
Sun 10/53:59 pmORD - FLG
1 stop8h 22mAmerican Airlines
Deal found 9/10$551

Cheapflights Fare Finder

 
Customize your flight search to find flights from Flagstaff to O'Hare Intl 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 September 11, 2025.
Use the filters below to find and compare flights from Flagstaff to Chicago O'Hare Intl Airport that are best for you.

Fly from

Flagstaff

Fly to

O'Hare Intl

Route

Depart

Return

Price

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Wed 10/1

11:55 am-12:27 am

1 stop10h 32m

Chicago O'Hare Intl

Fri 10/3

10:10 pm-9:58 am

1 stop13h 48m

$470

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Wed 10/1

5:24 pm-12:27 am

1 stop5h 03m

Chicago O'Hare Intl

Sun 10/5

3:59 pm-10:21 pm

1 stop8h 22m

$551

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Tue 12/16

4:04 pm-12:31 am

1 stop7h 27m

$206

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Tue 10/7

10:21 am-7:13 pm

1 stop6h 52m

$286

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Sat 10/11

8:00 am-12:30 am

1 stop14h 30m

$336

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Sun 10/12

10:17 am-7:13 pm

1 stop6h 56m

$411

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Sat 10/11

8:00 am-4:43 pm

3 stops30h 43m

$940

FlagstaffChicago

FLG - ORD

FLGORD

Flagstaff Pulliam

Tue 10/7

1:20 pm-3:20 pm

3 stops48h 00m

$1,768

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Flagstaff to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from Flagstaff to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Flagstaff to Chicago O'Hare Intl Airport (average of $245). Flying from Flagstaff to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with American Airlines from Flagstaff to Chicago O'Hare Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Crew

8.0

Boarding

7.5

Comfort

7.2

Overall

7.2

Food

6.4

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
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Crew

8.0

Boarding

7.5

Comfort

7.2

Overall

7.2

Food

6.4

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 O'Hare Intl. 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 Chicago O'Hare Intl?

    Located just 4.3 mi from the city center, Flagstaff Pulliam is the airport most travelers will use when flying to Chicago O'Hare Intl from Flagstaff. Booking flights from Flagstaff Pulliam (FLG) to Chicago O'Hare Intl should be relatively easy as there are 0 daily outbound flights to Chicago O'Hare Intl from 1 airline.

  • How long is the flight from Flagstaff to Chicago O'Hare Intl Airport?

    Airlines like American Airlines fly from Flagstaff to Chicago O'Hare Intl Airport in about 10h 32m. The time it takes to get you to your destination can typically vary by up to . The distance from Flagstaff to Chicago O'Hare Intl Airport is about 1362 mi.

  • What is the cheapest airline to fly from Flagstaff to Chicago O'Hare Intl Airport round-trip?

    Cheapflights users have booked flights from Flagstaff to Chicago O'Hare Intl Airport round-trip from $385. Users have found that American Airlines is 33% cheaper than the other options available to this destination.

  • Can I find deals for flights from Flagstaff to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Flagstaff to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Flagstaff to O'Hare Intl?

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

  • Can I find deals for business class flights from Flagstaff to O'Hare Intl?

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

  • What is the cheapest month to book a flight from Flagstaff to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Flagstaff to Chicago O'Hare Intl Airport (average of $245). Flying from Flagstaff to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Skokie
Gurnee
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Elgin
Arlington Heights
Beloit
Racine
Rockford
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Evanston
Merrillville
Bridgeview
Warrenville

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Top airline flying from Flagstaff to O'Hare Intl

Discover the top airline that operate flights from Flagstaff to O'Hare Intl. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$385Average$645FlexibilityNo cancel feeOn-time71%

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