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Cheap flights from Iaşi to Chicago from $583

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 8/12. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Iaşi to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:20 am - 12:55 pm
IAS
-
ORD
15h 35m
2 stops
Lufthansa Logo
6:30 pm - 1:20 am
ORD
-
IAS
22h 50m
2 stops
$871Lufthansa
Mon, Jul 13 - Mon, Jul 20
Multiple Airlines Logo
5:20 am - 1:20 pm
IAS
-
ORD
16h 00m
1 stop
Multiple Airlines Logo
10:30 pm - 1:20 am
ORD
-
IAS
18h 50m
2 stops
$916Multiple Airlines
Mon, Jul 13 - Mon, Jul 20
Multiple Airlines Logo
5:20 am - 7:55 pm
IAS
-
ORD
22h 35m
2 stops
Multiple Airlines Logo
4:20 pm - 3:20 pm
ORD
-
IAS
15h 00m
1 stop
$936Multiple Airlines
Fri, Jul 31 - Fri, Aug 7
Lufthansa Logo
5:20 am - 7:55 pm
IAS
-
ORD
22h 35m
2 stops
Lufthansa Logo
4:05 pm - 3:20 pm
ORD
-
IAS
15h 15m
2 stops
$993Lufthansa
Fri, Jul 31 - Fri, Aug 7
Austrian Airlines Logo
5:20 am - 1:20 pm
IAS
-
ORD
16h 00m
1 stop
Austrian Airlines Logo
4:20 pm - 3:20 pm
ORD
-
IAS
15h 00m
1 stop
$1,082Austrian Airlines
Mon, Jul 13 - Mon, Jul 20
Austrian Airlines Logo
4:00 pm - 1:20 pm
IAS
-
ORD
29h 20m
1 stop
Austrian Airlines Logo
6:00 pm - 3:20 pm
ORD
-
IAS
37h 20m
2 stops
$1,096Austrian Airlines
Wed, Jul 1 - Sun, Jul 5
Lufthansa Logo
5:20 am - 11:00 am
IAS
-
ORD
37h 40m
2 stops
Lufthansa Logo
4:05 pm - 3:20 pm
ORD
-
IAS
39h 15m
2 stops
$1,110Lufthansa
Wed, Jul 1 - Sun, Jul 5
Austrian Airlines Logo
5:20 am - 1:20 pm
IAS
-
ORD
16h 00m
1 stop
Austrian Airlines Logo
4:20 pm - 3:20 pm
ORD
-
IAS
15h 00m
1 stop
$1,258Austrian Airlines
Fri, Jul 31 - Fri, Aug 7
Multiple Airlines Logo
4:00 pm - 3:10 pm
IAS
-
ORD
31h 10m
2 stops
Multiple Airlines Logo
7:25 pm - 7:35 am
ORD
-
IAS
28h 10m
3 stops
$1,323Multiple Airlines
Mon, Jul 13 - Mon, Jul 20
Multiple Airlines Logo
9:20 pm - 10:05 pm
IAS
-
ORD
32h 45m
3 stops
Multiple Airlines Logo
7:25 pm - 7:35 am
ORD
-
IAS
28h 10m
3 stops
$1,413Multiple Airlines
Mon, Jul 13 - Mon, Jul 20

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Lufthansa flights from Iaşi to Chicago O'Hare Intl Airport

Our best Lufthansa deals on Iaşi to Chicago O'Hare Intl Airport flight tickets
Lufthansa
Jul 13
IAS5:20 amIasi
15h 35m
2 stops
ORD12:55 pmChicago O'Hare Intl
Jul 20
ORD6:30 pmChicago O'Hare Intl
22h 50m
2 stops
IAS1:20 amIasi
$871
Lufthansa
Jul 31
IAS5:20 amIasi
22h 35m
2 stops
ORD7:55 pmChicago O'Hare Intl
Aug 7
ORD4:05 pmChicago O'Hare Intl
15h 15m
2 stops
IAS3:20 pmIasi
$993
Lufthansa
Jul 1
IAS5:20 amIasi
37h 40m
2 stops
ORD11:00 amChicago O'Hare Intl
Jul 5
ORD4:05 pmChicago O'Hare Intl
39h 15m
2 stops
IAS3:20 pmIasi
$1,110

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
Jul 13
IAS5:20 amIasi
16h 00m
1 stop
ORD1:20 pmChicago O'Hare Intl
Jul 20
ORD4:20 pmChicago O'Hare Intl
15h 00m
1 stop
IAS3:20 pmIasi
$1,082
Austrian Airlines
Jul 1
IAS4:00 pmIasi
29h 20m
1 stop
ORD1:20 pmChicago O'Hare Intl
Jul 5
ORD6:00 pmChicago O'Hare Intl
37h 20m
2 stops
IAS3:20 pmIasi
$1,096
Austrian Airlines
Jun 21
IAS4:00 pmIasi
29h 20m
1 stop
ORD1:20 pmChicago O'Hare Intl
Sep 5
ORD12:56 pmChicago O'Hare Intl
18h 24m
2 stops
IAS3:20 pmIasi
$1,213

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 June 17, 2026.
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

Cheapest round-trip

IaşiChicago

IAS - ORD

IASORD

Iasi

Mon 7/13

5:20 am-12:55 pm

2 stops15h 35m

Chicago O'Hare Intl

Mon 7/20

6:30 pm-1:20 am

2 stops22h 50m

$871

IaşiChicago

IAS - ORD

IASORD

Iasi

Mon 7/13

5:20 am-1:20 pm

1 stop16h 00m

Chicago O'Hare Intl

Mon 7/20

10:30 pm-1:20 am

2 stops18h 50m

$916

IaşiChicago

IAS - ORD

IASORD

Iasi

Fri 7/31

5:20 am-7:55 pm

2 stops22h 35m

Chicago O'Hare Intl

Fri 8/7

4:20 pm-3:20 pm

1 stop15h 00m

$936

IaşiChicago

IAS - ORD

IASORD

Iasi

Fri 7/31

5:20 am-7:55 pm

2 stops22h 35m

Chicago O'Hare Intl

Fri 8/7

4:05 pm-3:20 pm

2 stops15h 15m

$993
Quickest round-trip

IaşiChicago

IAS - ORD

IASORD

Iasi

Mon 7/13

5:20 am-1:20 pm

1 stop16h 00m

Chicago O'Hare Intl

Mon 7/20

4:20 pm-3:20 pm

1 stop15h 00m

$1,082

IaşiChicago

IAS - ORD

IASORD

Iasi

Wed 7/1

4:00 pm-1:20 pm

1 stop29h 20m

Chicago O'Hare Intl

Sun 7/5

6:00 pm-3:20 pm

2 stops37h 20m

$1,096

IaşiChicago

IAS - ORD

IASORD

Iasi

Wed 7/1

5:20 am-11:00 am

2 stops37h 40m

Chicago O'Hare Intl

Sun 7/5

4:05 pm-3:20 pm

2 stops39h 15m

$1,110

IaşiChicago

IAS - ORD

IASORD

Iasi

Fri 7/31

5:20 am-1:20 pm

1 stop16h 00m

Chicago O'Hare Intl

Fri 8/7

4:20 pm-3:20 pm

1 stop15h 00m

$1,258

IaşiChicago

IAS - ORD

IASORD

Iasi

Mon 7/13

4:00 pm-3:10 pm

2 stops31h 10m

Chicago O'Hare Intl

Mon 7/20

7:25 pm-7:35 am

3 stops28h 10m

$1,323

IaşiChicago

IAS - ORD

IASORD

Iasi

Mon 7/13

9:20 pm-10:05 pm

3 stops32h 45m

Chicago O'Hare Intl

Mon 7/20

7:25 pm-7:35 am

3 stops28h 10m

$1,413

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 airline that flies from Iasi to Chicago O'Hare Intl?

Austrian Airlines is the most popular carrier operating from Iasi to Chicago O'Hare Intl

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

22h 35m

Direct flights

None
The fastest flight from Iaşi to Chicago O'Hare Intl Airport takes 22h 35m
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

Frequently asked questions about flying from Iaşi to Chicago O'Hare Intl Airport

  • 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 22h 35m, 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 $696Free CancellationRating
7.6
936 reviews
Search Austrian Airlines flights

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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.

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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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