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Cheap flights from Iaşi to Chicago from $670

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Iaşi to Chicago departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Iaşi to Chicago

Cheap round-trip flights

Austrian Airlines Logo
4:00 pm - 1:20 pmIAS-ORD
29h 20m1 stop
Austrian Airlines Logo
4:20 pm - 3:20 pmORD-IAS
15h 00m1 stop
$670Austrian Airlines
Find Deal
Wed, Sep 3 - Sun, Sep 7
Austrian Airlines Logo
4:00 pm - 1:20 pmIAS-ORD
29h 20m1 stop
Austrian Airlines Logo
9:50 pm - 3:20 pmORD-IAS
33h 30m2 stops
$694Austrian Airlines
Find Deal
Wed, Sep 3 - Sun, Sep 7
Lufthansa Logo
4:00 pm - 12:55 pmIAS-ORD
28h 55m2 stops
Lufthansa Logo
4:00 pm - 3:20 pmORD-IAS
15h 20m2 stops
$701Lufthansa
Find Deal
Wed, Sep 3 - Sun, Sep 7
Logo
5:25 am - 2:40 pmIAS-ORD
17h 15m2 stops
Logo
5:10 pm - 7:25 pmORD-IAS
18h 15m2 stops
$979
Find Deal
Mon, Sep 15 - Mon, Sep 29
Logo
5:25 am - 2:40 pmIAS-ORD
17h 15m2 stops
Logo
5:10 pm - 11:30 pmORD-IAS
22h 20m2 stops
$981
Find Deal
Mon, Sep 15 - Mon, Sep 29
KLM Logo
5:25 am - 2:20 pmIAS-ORD
40h 55m2 stops
KLM Logo
4:25 pm - 9:00 amORD-IAS
32h 35m2 stops
$1,063KLM
Find Deal
Thu, Feb 12 - Mon, Feb 16
KLM Logo
5:25 am - 2:20 pmIAS-ORD
40h 55m2 stops
KLM Logo
4:25 pm - 8:30 pmORD-IAS
20h 05m2 stops
$1,065KLM
Find Deal
Thu, Feb 12 - Mon, Feb 16
Logo
8:40 am - 12:35 pmIAS-ORD
35h 55m3 stops
Logo
4:00 pm - 3:20 pmORD-IAS
15h 20m2 stops
$1,277
Find Deal
Wed, Sep 3 - Sun, Sep 7

Austrian Airlines flights from Iaşi to Chicago O'Hare Intl Airport

Our best Austrian Airlines deals on Iaşi to Chicago O'Hare Intl Airport flight tickets
Austrian Airlines
Sep 3
IAS4:00 pmIasi
29h 20m
1 stop
ORD1:20 pmChicago O'Hare Intl
Sep 7
ORD4:20 pmChicago O'Hare Intl
15h 00m
1 stop
IAS3:20 pmIasi
$670
Find similar
Austrian Airlines
Sep 3
IAS4:00 pmIasi
29h 20m
1 stop
ORD1:20 pmChicago O'Hare Intl
Sep 7
ORD9:50 pmChicago O'Hare Intl
33h 30m
2 stops
IAS3:20 pmIasi
$694
Find similar

KLM flights from Iaşi to Chicago O'Hare Intl Airport

Our best KLM deals on Iaşi to Chicago O'Hare Intl Airport flight tickets
KLM
Feb 12
IAS5:25 amIasi
40h 55m
2 stops
ORD2:20 pmChicago O'Hare Intl
Feb 16
ORD4:25 pmChicago O'Hare Intl
32h 35m
2 stops
IAS9:00 amIasi
$1,063
Find similar
KLM
Feb 12
IAS5:25 amIasi
40h 55m
2 stops
ORD2:20 pmChicago O'Hare Intl
Feb 16
ORD4:25 pmChicago O'Hare Intl
20h 05m
2 stops
IAS8:30 pmIasi
$1,065
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Iaşi to Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from Iaşi to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IaşiChicago

IAS - ORD

IASORD

Iasi

Wed 9/3

4:00 pm-1:20 pm

1 stop29h 20m

Chicago O'Hare Intl

Sun 9/7

4:20 pm-3:20 pm

1 stop15h 00m

$670

IaşiChicago

IAS - ORD

IASORD

Iasi

Wed 9/3

4:00 pm-1:20 pm

1 stop29h 20m

Chicago O'Hare Intl

Sun 9/7

9:50 pm-3:20 pm

2 stops33h 30m

$694

IaşiChicago

IAS - ORD

IASORD

Iasi

Wed 9/3

4:00 pm-12:55 pm

2 stops28h 55m

Chicago O'Hare Intl

Sun 9/7

4:00 pm-3:20 pm

2 stops15h 20m

$701

IaşiChicago

IAS - ORD

IASORD

Iasi

Mon 9/15

5:25 am-2:40 pm

2 stops17h 15m

Chicago O'Hare Intl

Mon 9/29

5:10 pm-7:25 pm

2 stops18h 15m

$979

IaşiChicago

IAS - ORD

IASORD

Iasi

Mon 9/15

5:25 am-2:40 pm

2 stops17h 15m

Chicago O'Hare Intl

Mon 9/29

5:10 pm-11:30 pm

2 stops22h 20m

$981

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

$1,063

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-8:30 pm

2 stops20h 05m

$1,065

IaşiChicago

IAS - ORD

IASORD

Iasi

Wed 9/3

8:40 am-12:35 pm

3 stops35h 55m

Chicago O'Hare Intl

Sun 9/7

4:00 pm-3:20 pm

2 stops15h 20m

$1,277

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Chicago from

How to get the cheapest flight ticket from Iaşi to Chicago O'Hare Intl Airport

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 Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Friday when prices can be found for as low as $607. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Iaşi because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $954.

When to book flights from Iaşi to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Iaşi to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Iaşi to Chicago O'Hare Intl Airport (IAS to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Iaşi to Chicago O'Hare Intl Airport

Best Price Found

$670

Fastest flight time

17h 15m

Direct flights

None
The best flight deal from Iaşi to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $670
The fastest flight from Iaşi to Chicago O'Hare Intl Airport takes 17h 15m
There are no direct flights from Iaşi to Chicago O'Hare Intl Airport. Popular non-direct route for this connection is Iasi Airport - Chicago O'Hare Intl Airport.
Search flight deals

  • How far is Iasi to Chicago O'Hare Intl by plane?

    The distance between Iasi and Chicago O'Hare Intl is about 5120.7 mi. Flights usually cover this in 17h 15m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Iasi Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Iasi Airport to Chicago O'Hare Intl Airport were last updated today.

  • How many operators does momondo search for flights from Iasi Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Iasi Airport to Chicago O'Hare Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Iasi Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Iaşi to Chicago O'Hare Intl Airport?

Best airlines flying from Iaşi to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Iaşi to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Austrian AirlinesPriceFrom $649Free CancellationRating
7.6
829 reviews
Search Austrian Airlines flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
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Naperville
Rosemont
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New Buffalo
Joliet
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Racine
Hammond
Tinley Park
Orland Park
Elgin
Aurora
Janesville
Benton Harbor

Why use momondo?

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

It is quick and easy to find Iaşi to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

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

Yes. All flights to Chicago from Iaşi on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Chicago from Iaşi. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Iaşi to Chicago right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Iaşi to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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