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$903+ Cheap flights from Iaşi (IAS) to Chicago (CHI)

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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
IAS — CHI
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheap flight deals from Iaşi to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Iaşi (IAS) 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 November 6, 2025.

Most accurate provider

Cheapflightsfares
3 stars

Most trusted provider

Cheapflightsfares
2 stars

Round-trip from

$903
(Mytrip)
Provider with most accurate pricing for Iasi-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Iasi-Chicago (CHI) flights.
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From Iasi to Chicago (CHI)
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Find flight deals from Iaşi to Chicago

Cheapest flights from Iaşi to Chicago
Explore the most affordable flight options available from Iaşi to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Austrian Airlines deal was found by Cheapflights users on 11/5. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/204:05 pmIAS - ORD
1 stop29h 55mAustrian Airlines
Mon 11/249:05 pmORD - IAS
2 stops34h 15mAustrian Airlines
Deal found 11/5$932
This Trip.com deal was found by Cheapflights users on 11/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:55 amIAS - ORD
2 stops42h 25mMultiple Airlines
Wed 12/246:30 pmORD - IAS
2 stops23h 50mMultiple Airlines
Deal found 11/6$951
This Lufthansa deal was found by Cheapflights users on 11/5. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/204:05 pmIAS - ORD
2 stops36h 00mLufthansa
Mon 11/2410:35 pmORD - IAS
2 stops32h 45mLufthansa
Deal found 11/5$953

Cheapflights Fare Finder

 
Customize your flight search to find flights from Iaşi 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 2,558,603 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from Iaşi to Chicago that are best for you.

Fly from

Iaşi

Fly to

Chicago

Route

Depart

Return

Price

IaşiChicago

IAS - ORD

IASORD

Iasi

Thu 1/22

3:30 pm-3:25 pm

2 stops31h 55m

Chicago O'Hare Intl

Sat 2/21

4:47 pm-11:55 pm

3 stops23h 08m

$903

IaşiChicago

IAS - ORD

IASORD

Iasi

Thu 11/20

4:05 pm-2:00 pm

1 stop29h 55m

Chicago O'Hare Intl

Mon 11/24

9:05 pm-3:20 pm

2 stops34h 15m

$932

IaşiChicago

IAS - ORD

IASORD

Iasi

Tue 12/16

6:55 am-5:20 pm

2 stops42h 25m

Chicago O'Hare Intl

Wed 12/24

6:30 pm-2:20 am

2 stops23h 50m

$951

IaşiChicago

IAS - ORD

IASORD

Iasi

Thu 11/20

4:05 pm-8:05 pm

2 stops36h 00m

Chicago O'Hare Intl

Mon 11/24

10:35 pm-3:20 pm

2 stops32h 45m

$953

IaşiChicago

IAS - ORD

IASORD

Iasi

Thu 2/12

5:25 am-2:20 pm

2 stops40h 55m

Chicago O'Hare Intl

Mon 2/16

4:25 pm-9:00 am

2 stops32h 35m

$1,092

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

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

Have a flexible travel schedule? Discover the best time to fly to Chicago from Iaşi 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 Iaşi to Chicago
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Iaşi to Chicago. 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 Iaşi to Chicago?

    Iasi (IAS) is the airport you will fly out of if you book a flight from Iaşi to Chicago. You should not have trouble finding flights to Chicago from Iasi; the airport handles an average of 0 outbound flights to Chicago per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Iaşi airport to Chicago. It is only a 1.3 mi journey to Iasi (IAS) from Iaşi’s city center.

  • How long is the flight from Iaşi to Chicago?

    A quick flight from Iaşi to Chicago can take about 29h 55m. Austrian Airlines provides one of the quickest options available for as low as $932. The distance from Iaşi to Chicago is about 5121 mi.

  • What is the cheapest airline to fly from Iaşi to Chicago round-trip?

    Our cheapest airline available from Iaşi to Chicago is Austrian Airlines. Our recent data shows that you can find tickets from as low as $649 on this airline.

  • Can I find deals for flights from Iaşi to Chicago that include hotel bookings?

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

  • How can I find direct flights from Iaşi to Chicago?

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

  • Can I find deals for business class flights from Iaşi to Chicago?

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

See more FAQs

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lansing
Hammond
Porter
Benton Harbor
Merrillville

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Top airline flying from Iaşi to Chicago

Discover the top airline that operate flights from Iaşi 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 2,558,603 searches. Data last updated November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
Austrian AirlinesCheapest$649Average$845FlexibilityNo cancel feeOn-time78%

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