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$667+ 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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
IAS — CHI
feb. 14 — feb. 211
sáb. 2/14
sáb. 2/21
1 adult, Economy
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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

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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 enero 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$667
(Booking.com)
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 enero 15, 2026.

This Booking.com deal was found by Cheapflights users on 1/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/304:05 pm
IAS
-
ORD
2 stops29h 20m
Multiple Airlines
vie. 2/65:50 pm
ORD
-
IAS
2 stops37h 30m
Multiple Airlines
Deal found 1/14$667
This Austrian Airlines deal was found by Cheapflights users on 1/15. 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.
lun. 6/155:20 am
IAS
-
ORD
1 stop16h 00m
Austrian Airlines
mar. 8/251:12 pm
ORD
-
IAS
2 stops18h 08m
Austrian Airlines
Deal found 1/15$702
This Expedia deal was found by Cheapflights users on 1/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/214:00 pm
IAS
-
ORD
1 stop29h 20m
Multiple Airlines
jue. 8/273:35 pm
ORD
-
IAS
2 stops39h 45m
Multiple Airlines
Deal found 1/15$745
This Lufthansa deal was found by Cheapflights users on 1/15. 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.
lun. 6/155:20 am
IAS
-
ORD
1 stop16h 00m
Multiple Airlines
jue. 8/274:05 pm
ORD
-
IAS
2 stops15h 15m
Multiple Airlines
Deal found 1/15$756
This Kiwi.com deal was found by Cheapflights users on 1/15. 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.
vie. 1/306:55 am
IAS
-
ORD
2 stops44h 46m
Multiple Airlines
mar. 2/39:00 pm
ORD
-
IAS
1 stop16h 00m
Multiple Airlines
Deal found 1/15$760
This Orbitz deal was found by Cheapflights users on 1/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/154:00 pm
IAS
-
ORD
2 stops48h 05m
Multiple Airlines
mar. 8/258:45 am
ORD
-
IAS
2 stops22h 35m
Multiple Airlines
Deal found 1/15$786
This FlightHub deal was found by Cheapflights users on 1/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/154:00 pm
IAS
-
ORD
2 stops52h 30m
Lufthansa
jue. 8/273:35 pm
ORD
-
IAS
2 stops39h 45m
Lufthansa
Deal found 1/15$819
This Lufthansa deal was found by Cheapflights users on 1/15. 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.
vie. 6/195:20 am
IAS
-
ORD
1 stop16h 00m
Austrian Airlines
jue. 8/274:20 pm
ORD
-
IAS
1 stop15h 00m
Austrian Airlines
Deal found 1/15$825
This Mytrip deal was found by Cheapflights users on 1/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/73:30 pm
IAS
-
ORD
2 stops31h 15m
Multiple Airlines
sáb. 2/144:25 pm
ORD
-
IAS
2 stops19h 50m
Multiple Airlines
Deal found 1/14$827
This Expedia deal was found by Cheapflights users on 1/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/194:00 pm
IAS
-
ORD
2 stops28h 30m
Multiple Airlines
jue. 8/274:20 pm
ORD
-
IAS
1 stop15h 00m
Multiple Airlines
Deal found 1/15$855

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 enero 15, 2026.
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

dom. 6/21

4:00 pm-1:20 pm

1 stop29h 20m

Chicago O'Hare Intl

jue. 8/27

4:20 pm-3:20 pm

1 stop15h 00m

$702

IaşiChicago

IAS - ORD

IASORD

Iasi

lun. 6/15

5:20 am-1:20 pm

1 stop16h 00m

Chicago O'Hare Intl

mar. 8/25

1:12 pm-3:20 pm

2 stops18h 08m

$702

IaşiChicago

IAS - ORD

IASORD

Iasi

lun. 6/15

5:20 am-1:20 pm

1 stop16h 00m

Chicago O'Hare Intl

jue. 8/27

4:20 pm-3:20 pm

1 stop15h 00m

$702

IaşiChicago

IAS - ORD

IASORD

Iasi

lun. 6/22

5:20 am-1:20 pm

1 stop16h 00m

Chicago O'Hare Intl

jue. 8/27

4:20 pm-3:20 pm

1 stop15h 00m

$702

IaşiChicago

IAS - ORD

IASORD

Iasi

lun. 6/22

5:20 am-1:20 pm

1 stop16h 00m

Chicago O'Hare Intl

jue. 8/27

3:35 pm-3:20 pm

2 stops39h 45m

$745

IaşiChicago

IAS - ORD

IASORD

Iasi

dom. 6/21

4:00 pm-1:20 pm

1 stop29h 20m

Chicago O'Hare Intl

jue. 8/27

3:35 pm-3:20 pm

2 stops39h 45m

$745

IaşiChicago

IAS - ORD

IASORD

Iasi

lun. 6/15

5:20 am-1:20 pm

1 stop16h 00m

Chicago O'Hare Intl

jue. 8/27

4:05 pm-3:20 pm

2 stops15h 15m

$756

IaşiChicago

IAS - ORD

IASORD

Iasi

vie. 6/19

5:20 am-1:20 pm

1 stop16h 00m

Chicago O'Hare Intl

jue. 8/27

4:20 pm-3:20 pm

1 stop15h 00m

$825

IaşiChicago

IAS - ORD

IASORD

Iasi

sáb. 2/7

3:30 pm-2:45 pm

2 stops31h 15m

Chicago O'Hare Intl

sáb. 2/14

4:25 pm-8:15 pm

2 stops19h 50m

$827

IaşiChicago

IAS - ORD

IASORD

Iasi

lun. 6/15

12:15 pm-10:43 pm

3 stops42h 28m

Chicago O'Hare Intl

mar. 8/25

9:40 pm-3:20 pm

2 stops33h 40m

$837

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 11 results
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Compare providers for flights from Iaşi 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 Iaşi to Chicago in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 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 Iaşi-Chicago flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Iaşi-Chicago flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 20m. Austrian Airlines provides one of the quickest options available for as low as $702. 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 $696 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
Merrillville
Hammond
Porter
Benton Harbor

Browse thousands of different options on Cheapflights for your next trip

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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 enero 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Austrian AirlinesCheapest$696Average$985FlexibilityNo cancel feeOn-time78%

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