Latest deals
FAQs
Reviews
Price Alerts

Cheap flights from Illinois to Iaşi from $574

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Iaşi departing on 3/29. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Illinois to Iaşi

Cheap round-trip flights

Enter your travel dates to find the best prices.
Austrian Airlines Logo
4:20 pm - 3:20 pm
ORD
-
IAS
15h 00m
1 stop
Austrian Airlines Logo
4:00 pm - 1:20 pm
IAS
-
ORD
29h 20m
1 stop
$574Austrian Airlines
Sun, Mar 29 - Mon, Apr 6
Austrian Airlines Logo
4:20 pm - 1:20 am
ORD
-
IAS
25h 00m
1 stop
Austrian Airlines Logo
5:20 am - 1:20 pm
IAS
-
ORD
16h 00m
1 stop
$589Austrian Airlines
Sat, Apr 25 - Mon, May 4
Austrian Airlines Logo
1:00 pm - 1:20 am
ORD
-
IAS
28h 20m
2 stops
Austrian Airlines Logo
4:00 pm - 1:20 pm
IAS
-
ORD
29h 20m
1 stop
$597Austrian Airlines
Sat, Apr 25 - Mon, May 4
Lufthansa Logo
9:40 pm - 3:20 pm
ORD
-
IAS
33h 40m
2 stops
Lufthansa Logo
5:20 am - 12:55 pm
IAS
-
ORD
15h 35m
2 stops
$601Lufthansa
Sat, Apr 25 - Mon, May 4
Lufthansa Logo
10:30 pm - 3:20 pm
ORD
-
IAS
32h 50m
2 stops
Lufthansa Logo
5:20 am - 12:55 pm
IAS
-
ORD
15h 35m
2 stops
$604Lufthansa
Sun, May 10 - Wed, May 20
Multiple Airlines Logo
10:30 pm - 3:20 pm
ORD
-
IAS
32h 50m
2 stops
Multiple Airlines Logo
4:00 pm - 1:20 pm
IAS
-
ORD
29h 20m
1 stop
$612Multiple Airlines
Sun, May 10 - Wed, May 20
Multiple Airlines Logo
10:30 pm - 3:20 pm
ORD
-
IAS
32h 50m
2 stops
Multiple Airlines Logo
5:20 am - 1:20 pm
IAS
-
ORD
16h 00m
1 stop
$614Multiple Airlines
Fri, Apr 3 - Mon, Apr 13
Austrian Airlines Logo
4:20 pm - 3:20 pm
ORD
-
IAS
15h 00m
1 stop
Austrian Airlines Logo
4:00 pm - 1:20 pm
IAS
-
ORD
29h 20m
1 stop
$626Austrian Airlines
Sun, May 10 - Wed, May 20
Austrian Airlines Logo
4:20 pm - 1:20 am
ORD
-
IAS
25h 00m
1 stop
Austrian Airlines Logo
4:00 pm - 1:20 pm
IAS
-
ORD
29h 20m
1 stop
$634Austrian Airlines
Sat, May 9 - Mon, May 18
Austrian Airlines Logo
4:20 pm - 3:20 pm
ORD
-
IAS
15h 00m
1 stop
Austrian Airlines Logo
4:00 pm - 1:20 pm
IAS
-
ORD
29h 20m
1 stop
$635Austrian Airlines
Sat, Apr 25 - Mon, May 4

Austrian Airlines flights from Illinois to Iaşi

Our best Austrian Airlines deals on Illinois to Iaşi flight tickets
Austrian Airlines
Mar 29
ORD4:20 pmChicago O'Hare Intl
15h 00m
1 stop
IAS3:20 pmIasi
Apr 6
IAS4:00 pmIasi
29h 20m
1 stop
ORD1:20 pmChicago O'Hare Intl
$574
Austrian Airlines
Apr 25
ORD4:20 pmChicago O'Hare Intl
25h 00m
1 stop
IAS1:20 amIasi
May 4
IAS5:20 amIasi
16h 00m
1 stop
ORD1:20 pmChicago O'Hare Intl
$589
Austrian Airlines
Apr 25
ORD1:00 pmChicago O'Hare Intl
28h 20m
2 stops
IAS1:20 amIasi
May 4
IAS4:00 pmIasi
29h 20m
1 stop
ORD1:20 pmChicago O'Hare Intl
$597

Lufthansa flights from Illinois to Iaşi

Our best Lufthansa deals on Illinois to Iaşi flight tickets
Lufthansa
Apr 25
ORD9:40 pmChicago O'Hare Intl
33h 40m
2 stops
IAS3:20 pmIasi
May 4
IAS5:20 amIasi
15h 35m
2 stops
ORD12:55 pmChicago O'Hare Intl
$601
Lufthansa
May 10
ORD10:30 pmChicago O'Hare Intl
32h 50m
2 stops
IAS3:20 pmIasi
May 20
IAS5:20 amIasi
15h 35m
2 stops
ORD12:55 pmChicago O'Hare Intl
$604
Lufthansa
Apr 3
ORD10:30 pmChicago O'Hare Intl
32h 50m
2 stops
IAS3:20 pmIasi
Apr 13
IAS5:20 amIasi
15h 35m
2 stops
ORD12:55 pmChicago O'Hare Intl
$614

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Iaşi 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 February 4, 2026.
Use the filters below to find and compare flights from Illinois to Iaşi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sun 3/29

4:20 pm-3:20 pm

1 stop15h 00m

Iasi

Mon 4/6

4:00 pm-1:20 pm

1 stop29h 20m

$574

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sat 4/25

4:20 pm-1:20 am

1 stop25h 00m

Iasi

Mon 5/4

5:20 am-1:20 pm

1 stop16h 00m

$589

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sat 4/25

1:00 pm-1:20 am

2 stops28h 20m

Iasi

Mon 5/4

4:00 pm-1:20 pm

1 stop29h 20m

$597

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sat 4/25

9:40 pm-3:20 pm

2 stops33h 40m

Iasi

Mon 5/4

5:20 am-12:55 pm

2 stops15h 35m

$601

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sun 5/10

10:30 pm-3:20 pm

2 stops32h 50m

Iasi

Wed 5/20

5:20 am-12:55 pm

2 stops15h 35m

$604

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sun 5/10

10:30 pm-3:20 pm

2 stops32h 50m

Iasi

Wed 5/20

4:00 pm-1:20 pm

1 stop29h 20m

$612

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Fri 4/3

10:30 pm-3:20 pm

2 stops32h 50m

Iasi

Mon 4/13

5:20 am-1:20 pm

1 stop16h 00m

$614

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sun 5/10

4:20 pm-3:20 pm

1 stop15h 00m

Iasi

Wed 5/20

4:00 pm-1:20 pm

1 stop29h 20m

$626

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sat 5/9

4:20 pm-1:20 am

1 stop25h 00m

Iasi

Mon 5/18

4:00 pm-1:20 pm

1 stop29h 20m

$634

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sat 4/25

4:20 pm-3:20 pm

1 stop15h 00m

Iasi

Mon 5/4

4:00 pm-1:20 pm

1 stop29h 20m

$635

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Illinois to Iaşi flight deals and tips

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

Fastest flight time

15h 00m

Direct flights

None
The fastest flight from Illinois to Iaşi takes 15h 00m
There are no direct flights from Illinois to Iaşi. There are no popular flight routes from Illinois to Iaşi.
Search flight deals

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

    Prices for flights from Illinois to Iasi Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Iasi Airport.

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

    The travel and health documents required for your trip to Iasi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Iasi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Illinois to Iaşi

Compare and see reviews for airlines that fly from Illinois to Iaşi with momondo
Airline
Rating
Free Cancellation
Price
Austrian AirlinesPriceFrom $613Free CancellationRating
7.5
896 reviews
Search Austrian Airlines flights

  • How do I get Price Alerts for flights from Illinois to Iaşi?

    Price Alerts will notify you by email when the price for flights to Iaşi from Illinois decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Illinois to Iaşi with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Illinois 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 Illinois to Iaşi for you.

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

Flights from Illinois to Iaşi with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

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

Yes. momondo can track prices for Illinois to Iaşi flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Iaşi trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 3/6
Fri 3/13
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Romania