When did momondo last update prices for flights from Chicago to Iasi Airport?

Prices for flights from Chicago to Iasi Airport refresh daily.

How many operators does momondo search for flights from Chicago to Iasi Airport?

The number of operators available for flights from Chicago to Iasi Airport is 1 as of October 2025.

How old do you have to be to fly from Chicago to Iasi Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Iasi Airport.

What documentation or ID do you need to fly to Iasi Airport?

The travel and health documents you'll need for your trip to Iasi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Iasi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$533 Cheap Flights from Chicago to Iaşi in 2025/26

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Find the cheapest flights from Chicago to Iaşi

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:50 pm - 3:20 pmORD-IAS

33h 30m2 stops

4:05 pm - 6:25 pmIAS-ORD

34h 20m2 stops

$587Lufthansa

Find Deal

Wed, Dec 10 - Sun, Jan 11

10:35 pm - 3:20 pmORD-IAS

32h 45m2 stops

4:05 pm - 8:05 pmIAS-ORD

36h 00m2 stops

$592Lufthansa

Find Deal

Wed, Dec 3 - Sun, Dec 7

4:20 pm - 3:20 pmORD-IAS

15h 00m1 stop

4:05 pm - 6:37 pmIAS-ORD

34h 32m2 stops

$647Austrian Airlines

Find Deal

Wed, Dec 10 - Sun, Jan 11

4:20 pm - 3:20 pmORD-IAS

15h 00m1 stop

4:05 pm - 2:00 pmIAS-ORD

29h 55m1 stop

$651Austrian Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 7

1:05 pm - 3:20 pmORD-IAS

18h 15m2 stops

4:05 pm - 2:00 pmIAS-ORD

29h 55m1 stop

$656Austrian Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 7

4:20 pm - 3:20 pmORD-IAS

15h 00m1 stop

4:05 pm - 6:30 pmIAS-ORD

34h 25m2 stops

$661Austrian Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 7

8:40 pm - 1:45 pmORD-IAS

33h 05m2 stops

5:25 am - 6:45 pmIAS-ORD

45h 20m2 stops

$1,154Multiple Airlines

Find Deal

Thu, Dec 25 - Sat, Jan 10

7:05 am - 12:20 amORD-IAS

33h 15m3 stops

3:30 pm - 2:45 pmIAS-ORD

31h 15m2 stops

$1,179Multiple Airlines

Find Deal

Thu, Dec 25 - Sat, Jan 10

9:50 pm - 12:20 amORD-IAS

18h 30m2 stops

8:20 pm - 10:05 amIAS-ORD

21h 45m1 stop

$1,231Multiple Airlines

Find Deal

Thu, Dec 25 - Sat, Jan 10

7:20 pm - 1:35 amORD-IAS

22h 15m1 stop

8:20 pm - 10:05 amIAS-ORD

21h 45m1 stop

$1,382Multiple Airlines

Find Deal

Thu, Dec 25 - Sat, Jan 10

Lufthansa flights from Chicago to Iaşi

Our best Lufthansa deals on Chicago to Iaşi flight tickets

Lufthansa

Dec 10

ORD9:50 pmChicago O'Hare Intl

33h 30m

2 stops

IAS3:20 pmIasi

Jan 11

IAS4:05 pmIasi

34h 20m

2 stops

ORD6:25 pmChicago O'Hare Intl

$587

Find similar

Lufthansa

Dec 3

ORD10:35 pmChicago O'Hare Intl

32h 45m

2 stops

IAS3:20 pmIasi

Dec 7

IAS4:05 pmIasi

36h 00m

2 stops

ORD8:05 pmChicago O'Hare Intl

$592

Find similar

Austrian Airlines flights from Chicago to Iaşi

Our best Austrian Airlines deals on Chicago to Iaşi flight tickets

Austrian Airlines

Dec 10

ORD4:20 pmChicago O'Hare Intl

15h 00m

1 stop

IAS3:20 pmIasi

Jan 11

IAS4:05 pmIasi

34h 32m

2 stops

ORD6:37 pmChicago O'Hare Intl

$647

Find similar

Austrian Airlines

Dec 3

ORD4:20 pmChicago O'Hare Intl

15h 00m

1 stop

IAS3:20 pmIasi

Dec 7

IAS4:05 pmIasi

29h 55m

1 stop

ORD2:00 pmChicago O'Hare Intl

$651

Find similar

Austrian Airlines

Dec 3

ORD1:05 pmChicago O'Hare Intl

18h 15m

2 stops

IAS3:20 pmIasi

Dec 7

IAS4:05 pmIasi

29h 55m

1 stop

ORD2:00 pmChicago O'Hare Intl

$656

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Wed 12/10

9:50 pm-3:20 pm

2 stops33h 30m

Iasi

Sun 1/11

4:05 pm-6:25 pm

2 stops34h 20m

$587

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Wed 12/3

10:35 pm-3:20 pm

2 stops32h 45m

Iasi

Sun 12/7

4:05 pm-8:05 pm

2 stops36h 00m

$592

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Wed 12/10

4:20 pm-3:20 pm

1 stop15h 00m

Iasi

Sun 1/11

4:05 pm-6:37 pm

2 stops34h 32m

$647

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Wed 12/3

4:20 pm-3:20 pm

1 stop15h 00m

Iasi

Sun 12/7

4:05 pm-2:00 pm

1 stop29h 55m

$651

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Wed 12/3

1:05 pm-3:20 pm

2 stops18h 15m

Iasi

Sun 12/7

4:05 pm-2:00 pm

1 stop29h 55m

$656

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Wed 12/3

4:20 pm-3:20 pm

1 stop15h 00m

Iasi

Sun 12/7

4:05 pm-6:30 pm

2 stops34h 25m

$661

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Thu 12/25

8:40 pm-1:45 pm

2 stops33h 05m

Iasi

Sat 1/10

5:25 am-6:45 pm

2 stops45h 20m

$1,154

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Thu 12/25

7:05 am-12:20 am

3 stops33h 15m

Iasi

Sat 1/10

3:30 pm-2:45 pm

2 stops31h 15m

$1,179

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Thu 12/25

9:50 pm-12:20 am

2 stops18h 30m

Iasi

Sat 1/10

8:20 pm-10:05 am

1 stop21h 45m

$1,231

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Thu 12/25

7:20 pm-1:35 am

1 stop22h 15m

Iasi

Sat 1/10

8:20 pm-10:05 am

1 stop21h 45m

$1,382

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Chicago to Iaşi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Iaşi?

The cheapest day to depart on your flight to Iaşi is on a Monday when prices can be found for as low as $646. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Iaşi is Sunday, with ticket prices averaging around $1,038.

When to book flights from Chicago to Iaşi

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Iaşi according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Iaşi (CHI to IAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Iaşi

Direct flights	None

There are no direct flights from Chicago to Iaşi. There are no popular flight routes from Chicago to Iaşi.

Search flight deals

How far is Chicago to Iasi by plane?
The distance between Chicago and Iasi is about 5117.1 mi. A reasonable flight in good conditions will take 15h 00m.
When did momondo last update prices for flights from Chicago to Iasi Airport?
Prices for flights from Chicago to Iasi Airport refresh daily.
How many operators does momondo search for flights from Chicago to Iasi Airport?
The number of operators available for flights from Chicago to Iasi Airport is 1 as of October 2025.
How old do you have to be to fly from Chicago to Iasi Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Iasi Airport.
What documentation or ID do you need to fly to Iasi Airport?
The travel and health documents you'll need for your trip to Iasi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Iasi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Chicago to Iaşi

Compare and see reviews for airlines that fly from Chicago to Iaşi with momondo

Airline	Rating	Free Cancellation	Price
Austrian Airlines	PriceFrom $613	Free Cancellation	Rating 7.6 855 reviews		Search Austrian Airlines flights

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Why should I use momondo to find a flight deal from Chicago to Iaşi?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Iaşi for you.

Can I find flights from Chicago to Iaşi with flexible booking policies on momondo?

momondo does allow users to show only those flights to Iaşi from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Iaşi?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Iaşi.

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