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O'Hare Intl

$337+ Cheap flights from Waterloo, IA (ALO) to O'Hare Intl (ORD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
ALO — ORD
oct. 25 — nov. 11
sáb. 10/25
sáb. 11/1
1 adult, Economy
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Cheap flight deals from Waterloo to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Waterloo (ALO) 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 septiembre 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$337
(American Airlines)

Popular in

October

Cheapest in

January

Average price

$409

Good round-trip deal

$353 or less

Good one-way deal

$240 or less
Provider with most accurate pricing for Waterloo-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Waterloo-Chicago O'Hare Intl flights.
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From Waterloo to Chicago O'Hare Intl
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Highest demand for flights based on searches. 9% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Waterloo to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Waterloo to Chicago O'Hare Intl.
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Find flight deals from Waterloo to O'Hare Intl

Cheapest flights from Waterloo to O'Hare Intl
Explore the most affordable flight options available from Waterloo to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 25, 2025.

This American Airlines deal was found by Cheapflights users on 9/23. 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.
mié. 12/313:09 pmALO - ORD
Nonstop1h 27mAmerican Airlines
mié. 2/118:40 pmORD - ALO
Nonstop1h 21mAmerican Airlines
Deal found 9/23$337
This American Airlines deal was found by Cheapflights users on 9/23. 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.
vie. 10/243:25 pmALO - ORD
Nonstop1h 30mAmerican Airlines
dom. 10/261:44 pmORD - ALO
Nonstop1h 11mAmerican Airlines
Deal found 9/23$381
This American Airlines deal was found by Cheapflights users on 9/24. 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.
sáb. 11/226:00 amALO - ORD
Nonstop1h 30mAmerican Airlines
lun. 11/241:25 pmORD - ALO
Nonstop1h 22mAmerican Airlines
Deal found 9/24$402
This American Airlines deal was found by Cheapflights users on 9/23. 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.
mié. 10/86:00 amALO - ORD
Nonstop1h 26mAmerican Airlines
dom. 10/121:44 pmORD - ALO
Nonstop1h 11mAmerican Airlines
Deal found 9/23$473
This American Airlines deal was found by Cheapflights users on 9/23. 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.
mar. 12/305:40 amALO - ORD
Nonstop1h 34mAmerican Airlines
mié. 2/111:15 pmORD - ALO
Nonstop1h 05mAmerican Airlines
Deal found 9/23$496
This American Airlines deal was found by Cheapflights users on 9/23. 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.
vie. 9/264:59 pmALO - ORD
Nonstop1h 29mAmerican Airlines
dom. 9/2810:24 pmORD - ALO
Nonstop1h 17mAmerican Airlines
Deal found 9/23$499
This American Airlines deal was found by Cheapflights users on 9/23. 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.
dom. 9/283:38 pmALO - ORD
Nonstop1h 29mAmerican Airlines
vie. 10/38:45 pmORD - ALO
Nonstop1h 20mAmerican Airlines
Deal found 9/23$533
This American Airlines deal was found by Cheapflights users on 9/24. 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.
jue. 11/136:00 amALO - ORD
Nonstop1h 30mAmerican Airlines
vie. 11/141:41 pmORD - ALO
Nonstop1h 17mAmerican Airlines
Deal found 9/24$791

Cheapflights Fare Finder

 
Customize your flight search to find flights from Waterloo 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 septiembre 25, 2025.
Use the filters below to find and compare flights from Waterloo to Chicago O'Hare Intl Airport that are best for you.

Fly from

Waterloo

Fly to

O'Hare Intl

Route

Depart

Return

Price

WaterlooChicago

ALO - ORD

ALOORD

Waterloo

mié. 12/31

3:09 pm-4:36 pm

Nonstop1h 27m

Chicago O'Hare Intl

mié. 2/11

8:40 pm-10:01 pm

Nonstop1h 21m

$337

WaterlooChicago

ALO - ORD

ALOORD

Waterloo

vie. 10/24

3:25 pm-4:55 pm

Nonstop1h 30m

Chicago O'Hare Intl

dom. 10/26

1:44 pm-2:55 pm

Nonstop1h 11m

$381

WaterlooChicago

ALO - ORD

ALOORD

Waterloo

sáb. 11/22

6:00 am-7:30 am

Nonstop1h 30m

Chicago O'Hare Intl

lun. 11/24

1:25 pm-2:47 pm

Nonstop1h 22m

$402

WaterlooChicago

ALO - ORD

ALOORD

Waterloo

mié. 10/8

6:00 am-7:26 am

Nonstop1h 26m

Chicago O'Hare Intl

dom. 10/12

1:44 pm-2:55 pm

Nonstop1h 11m

$473

WaterlooChicago

ALO - ORD

ALOORD

Waterloo

mar. 12/30

5:40 am-7:14 am

Nonstop1h 34m

Chicago O'Hare Intl

mié. 2/11

1:15 pm-2:20 pm

Nonstop1h 05m

$496

WaterlooChicago

ALO - ORD

ALOORD

Waterloo

jue. 10/9

3:25 pm-4:55 pm

Nonstop1h 30m

Chicago O'Hare Intl

lun. 10/13

1:44 pm-2:55 pm

Nonstop1h 11m

$499

WaterlooChicago

ALO - ORD

ALOORD

Waterloo

jue. 11/13

3:28 pm-4:58 pm

Nonstop1h 30m

Chicago O'Hare Intl

jue. 11/13

10:31 pm-11:48 pm

Nonstop1h 17m

$791

WaterlooChicago

ALO - ORD

ALOORD

Waterloo

jue. 11/13

6:00 am-7:30 am

Nonstop1h 30m

Chicago O'Hare Intl

vie. 11/14

1:41 pm-2:58 pm

Nonstop1h 17m

$791

WaterlooChicago

ALO - ORD

ALOORD

Waterloo

mar. 12/23

5:50 am-7:24 am

Nonstop1h 34m

$350

WaterlooChicago

ALO - ORD

ALOORD

Waterloo

sáb. 11/22

6:00 am-7:30 am

Nonstop1h 30m

$350

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/23

Showing 1-10 of 13 results
1
2

Compare providers for flights from Waterloo to O'Hare Intl

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 Waterloo to O'Hare Intl in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Waterloo, Iowa-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Waterloo, Iowa-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Waterloo, Iowa-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Waterloo, Iowa-Chicago O'Hare Intl Airport 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 Waterloo, Iowa-Chicago O'Hare Intl Airport 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 Waterloo to O'Hare Intl

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

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

Currently, August is the cheapest month in which you can book a flight from Waterloo, Iowa to Chicago O'Hare Intl Airport (average of $245). Flying from Waterloo, Iowa 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.

What is the cheapest time of day to fly from ALO to ORD?

Find hourly flight availability from Waterloo to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 25, 2025.

One of the essential ways to save on airfare from Waterloo, Iowa to Chicago O'Hare Intl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 17% on airfare.

How much does it cost to fly round-trip from Waterloo, Iowa to Chicago O'Hare Intl Airport?

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 septiembre 25, 2025.
Read reviews from past customers who have flown American Airlines from Waterloo to Chicago O'Hare Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Overall

7.2

Comfort

7.2

Boarding

7.5

Entertainment

6.9

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

Crew

8.0

Overall

7.2

Comfort

7.2

Boarding

7.5

Entertainment

6.9

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 Waterloo 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 Waterloo to Chicago O'Hare Intl?

    Most people fly from Waterloo (ALO) if they book a flight from Waterloo to Chicago O'Hare Intl. On average, Waterloo has 2 outbound flights to Chicago O'Hare Intl per day from 1 airline. Waterloo is conveniently located just 5.3 mi from Waterloo’s city center.

  • How long is the flight from Waterloo, Iowa to Chicago O'Hare Intl Airport?

    For as low as $337, American Airlines can have you in Chicago O'Hare Intl Airport from Waterloo, Iowa in 1h 27m. Waterloo, Iowa and Chicago O'Hare Intl Airport are separated by a distance of 233 mi. Most flights are nonstop.

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

    Cheapflights users have booked flights from Waterloo, Iowa to Chicago O'Hare Intl Airport round-trip from $324. You may be able to fly from Waterloo, Iowa to Chicago O'Hare Intl Airport for 21% less than the average price by searching for this airline.

  • What are the most reliable airlines from Waterloo, Iowa to Chicago O'Hare Intl Airport?

    Consider Qatar Airways (69%), American Airlines (62%) or Envoy Air (62%) when booking your flight. These represent the most reliable airlines when flying from Waterloo, Iowa to Chicago O'Hare Intl Airport.

  • What are the cheapest flights from Waterloo, Iowa to Chicago O'Hare Intl Airport?

    On average you can expect to pay $404 for a flight from Waterloo, Iowa to Chicago O'Hare Intl Airport. The cheapest flight overall is $240 while the most popular route, (Waterloo - Chicago O'Hare Intl) is currently priced at $337.

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

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

  • How can I find direct flights from Waterloo 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 Waterloo to O'Hare Intl.

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

    Yes. Cheapflights offers flight deals from Waterloo 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 Waterloo, Iowa to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Waterloo, Iowa to Chicago O'Hare Intl Airport (average of $245). Flying from Waterloo, Iowa 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
Hoffman Estates
Des Plaines
Elgin
Arlington Heights
Orland Park
Beloit
Racine
Rockford
Oak Brook
Elk Grove Village
Downers Grove
Naperville
Merrillville
Bridgeview
Warrenville
Joliet

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Top airline flying from Waterloo to O'Hare Intl

Discover the top airline that operate flights from Waterloo 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 septiembre 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$324Average$383FlexibilityNo cancel feeOn-time71%

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