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Cheap flights from Iaşi to Chicago from $526

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Iaşi to Chicago departing on 12/23. 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

Enter your travel dates to find the best prices.
Austrian Airlines Logo
4:05 pm - 6:37 pmIAS-ORD
34h 32m2 stops
Austrian Airlines Logo
9:05 pm - 3:20 pmORD-IAS
34h 15m2 stops
$671Austrian Airlines
Find Deal
Fri, Jan 30 - Mon, Feb 2
Austrian Airlines Logo
4:05 pm - 6:37 pmIAS-ORD
34h 32m2 stops
Austrian Airlines Logo
9:05 pm - 3:20 pmORD-IAS
34h 15m2 stops
$697Austrian Airlines
Find Deal
Fri, Jan 16 - Fri, Jan 23
Multiple Airlines Logo
12:20 pm - 10:42 pmIAS-ORD
42h 22m3 stops
Multiple Airlines Logo
8:15 pm - 12:35 amORD-IAS
20h 20m2 stops
$882Multiple Airlines
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Fri, Jan 16 - Fri, Jan 23
Multiple Airlines Logo
7:55 pm - 4:45 pmIAS-ORD
28h 50m1 stop
Multiple Airlines Logo
8:15 pm - 12:35 amORD-IAS
20h 20m2 stops
$933Multiple Airlines
Find Deal
Fri, Jan 16 - Fri, Jan 23
Multiple Airlines Logo
7:55 pm - 10:42 pmIAS-ORD
34h 47m3 stops
Multiple Airlines Logo
4:38 pm - 12:35 amORD-IAS
23h 57m3 stops
$987Multiple Airlines
Find Deal
Fri, Jan 16 - Fri, Jan 23
Multiple Airlines Logo
7:55 pm - 4:45 pmIAS-ORD
28h 50m1 stop
Multiple Airlines Logo
5:40 pm - 12:35 amORD-IAS
22h 55m1 stop
$1,051Multiple Airlines
Find Deal
Fri, Jan 16 - Fri, Jan 23
Multiple Airlines Logo
4:05 pm - 2:00 pmIAS-ORD
29h 55m3 stops
Multiple Airlines Logo
7:40 pm - 9:00 amORD-IAS
29h 20m3 stops
$1,559Multiple Airlines
Find Deal
Wed, Dec 17 - Sun, Dec 21
Multiple Airlines Logo
4:05 pm - 2:00 pmIAS-ORD
29h 55m3 stops
Multiple Airlines Logo
7:40 pm - 9:00 pmORD-IAS
17h 20m1 stop
$1,631Multiple Airlines
Find Deal
Wed, Dec 17 - Sun, Dec 21
Multiple Airlines Logo
8:40 am - 9:35 pmIAS-ORD
20h 55m2 stops
Multiple Airlines Logo
3:35 pm - 8:45 pmORD-IAS
21h 10m3 stops
$1,714Multiple Airlines
Find Deal
Wed, Dec 17 - Sun, Dec 21
Multiple Airlines Logo
9:40 pm - 2:00 pmIAS-ORD
24h 20m1 stop
Multiple Airlines Logo
7:40 pm - 12:20 amORD-IAS
20h 40m2 stops
$1,739Multiple Airlines
Find Deal
Wed, Dec 17 - Sun, Dec 21

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
Jan 30
IAS4:05 pmIasi
34h 32m
2 stops
ORD6:37 pmChicago O'Hare Intl
Feb 2
ORD9:05 pmChicago O'Hare Intl
34h 15m
2 stops
IAS3:20 pmIasi
$671
Find similar
Austrian Airlines
Jan 16
IAS4:05 pmIasi
34h 32m
2 stops
ORD6:37 pmChicago O'Hare Intl
Jan 23
ORD9:05 pmChicago O'Hare Intl
34h 15m
2 stops
IAS3:20 pmIasi
$697
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 December 3, 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

Fri 1/30

4:05 pm-6:37 pm

2 stops34h 32m

Chicago O'Hare Intl

Mon 2/2

9:05 pm-3:20 pm

2 stops34h 15m

$671

IaşiChicago

IAS - ORD

IASORD

Iasi

Fri 1/16

4:05 pm-6:37 pm

2 stops34h 32m

Chicago O'Hare Intl

Fri 1/23

9:05 pm-3:20 pm

2 stops34h 15m

$697

IaşiChicago

IAS - ORD

IASORD

Iasi

Fri 1/16

12:20 pm-10:42 pm

3 stops42h 22m

Chicago O'Hare Intl

Fri 1/23

8:15 pm-12:35 am

2 stops20h 20m

$882

IaşiChicago

IAS - ORD

IASORD

Iasi

Fri 1/16

7:55 pm-4:45 pm

1 stop28h 50m

Chicago O'Hare Intl

Fri 1/23

8:15 pm-12:35 am

2 stops20h 20m

$933

IaşiChicago

IAS - ORD

IASORD

Iasi

Fri 1/16

7:55 pm-10:42 pm

3 stops34h 47m

Chicago O'Hare Intl

Fri 1/23

4:38 pm-12:35 am

3 stops23h 57m

$987

IaşiChicago

IAS - ORD

IASORD

Iasi

Fri 1/16

7:55 pm-4:45 pm

1 stop28h 50m

Chicago O'Hare Intl

Fri 1/23

5:40 pm-12:35 am

1 stop22h 55m

$1,051

IaşiChicago

IAS - ORD

IASORD

Iasi

Wed 12/17

4:05 pm-2:00 pm

3 stops29h 55m

Chicago O'Hare Intl

Sun 12/21

7:40 pm-9:00 am

3 stops29h 20m

$1,559

IaşiChicago

IAS - ORD

IASORD

Iasi

Wed 12/17

4:05 pm-2:00 pm

3 stops29h 55m

Chicago O'Hare Intl

Sun 12/21

7:40 pm-9:00 pm

1 stop17h 20m

$1,631

IaşiChicago

IAS - ORD

IASORD

Iasi

Wed 12/17

8:40 am-9:35 pm

2 stops20h 55m

Chicago O'Hare Intl

Sun 12/21

3:35 pm-8:45 pm

3 stops21h 10m

$1,714

IaşiChicago

IAS - ORD

IASORD

Iasi

Wed 12/17

9:40 pm-2:00 pm

1 stop24h 20m

Chicago O'Hare Intl

Sun 12/21

7:40 pm-12:20 am

2 stops20h 40m

$1,739

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 Tuesday when prices can be found for as low as $737. 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

Fastest flight time

30h 11m

Direct flights

None
The fastest flight from Iaşi to Chicago O'Hare Intl Airport takes 30h 11m
There are no direct flights from Iaşi to Chicago O'Hare Intl Airport. There are no popular flight routes from Iaşi to 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 20h 55m, 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 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.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
South Haven
Schaumburg
Rockford
Merrillville
Gurnee
Naperville
Rosemont
Kenosha
New Buffalo
Joliet
Oak Brook
Orland Park
Racine
Hammond
Tinley Park
Janesville
Aurora
Elgin
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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