$717+ Cheap flights from O'Hare Intl (ORD) to Iaşi (IAS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — IAS
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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Find cheap flights from O'Hare Intl to Iaşi with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from O'Hare Intl to Iaşi
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Best
Last-minute
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Cheapest flights from O'Hare Intl to IaşiExplore the most affordable flight options available from O'Hare Intl to Iaşi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
Explore the most affordable flight options available from O'Hare Intl to Iaşi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
This Gotogate deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:20 pm -
1 stop15h 00m
Wed 11/114:05 pm -
1 stop29h 55m
Deal found 9/23![Austrian Airlines logo]()
$889
This United deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:20 pm -
1 stop15h 00m
Wed 11/44:05 pm -
2 stops36h 43m
Deal found 9/22![Multiple Airlines logo]()
$905
This Gotogate deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:20 pm -
1 stop15h 00m
Wed 11/44:05 pm -
1 stop29h 55m
Deal found 9/22![Austrian Airlines logo]()
$919
This Gotogate deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:20 pm -
1 stop15h 00m
Wed 11/114:05 pm -
2 stops29h 05m
Deal found 9/23![Multiple Airlines logo]()
$920
This Mytrip deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/144:30 pm -
3 stops21h 35m
Sun 11/291:50 pm -
2 stops34h 25m
Deal found 9/21![Multiple Airlines logo]()
$945
This Mytrip deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:20 pm -
2 stops15h 00m
Wed 11/114:05 pm -
2 stops29h 05m
Deal found 9/23![Lufthansa logo]()
$946
This Justfly.com deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:10 pm -
2 stops28h 40m
Sat 10/172:25 pm -
2 stops27h 15m
Deal found 9/23![Turkish Airlines logo]()
$1,057
This KAYAK deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/144:20 pm -
1 stop15h 00m
Sun 11/294:05 pm -
1 stop29h 55m
Deal found 9/22![Austrian Airlines logo]()
$1,061
This Booking.com deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:20 pm -
1 stop15h 00m
Sat 10/174:00 pm -
2 stops28h 55m
Deal found 9/23![Multiple Airlines logo]()
$1,068
Best flights from O'Hare Intl to IaşiDiscover carefully curated flight deals from O'Hare Intl to Iaşi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from O'Hare Intl to Iaşi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This United deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:20 pm -
1 stop15h 00m
Wed 11/44:05 pm -
2 stops36h 43m
Deal found 9/22![Multiple Airlines logo]()
$905
This Justfly.com deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:10 pm -
2 stops28h 40m
Sat 10/172:25 pm -
2 stops27h 15m
Deal found 9/23![Turkish Airlines logo]()
$1,057
This KAYAK deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/144:20 pm -
1 stop15h 00m
Sun 11/294:05 pm -
1 stop29h 55m
Deal found 9/22![Austrian Airlines logo]()
$1,061
This Gotogate deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:20 pm -
1 stop15h 00m
Wed 11/114:05 pm -
2 stops29h 05m
Deal found 9/23![Multiple Airlines logo]()
$920
This Booking.com deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:20 pm -
1 stop15h 00m
Sat 10/174:00 pm -
1 stop29h 20m
Deal found 9/23![Austrian Airlines logo]()
$1,103
This Booking.com deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:20 pm -
1 stop15h 00m
Sat 10/174:00 pm -
2 stops28h 55m
Deal found 9/23![Multiple Airlines logo]()
$1,068
This Mytrip deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:30 pm -
3 stops31h 20m
Sun 11/291:50 pm -
3 stops35h 30m
Deal found 9/21![Multiple Airlines logo]()
$1,255
Last-minute flights from O'Hare Intl to IaşiDiscover last-minute flight deals from O'Hare Intl to Iaşi. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Iaşi. Data last updated September 23, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:55 pm -
2 stops18h 25m
Wed 10/145:20 am -
2 stops19h 45m
Deal found 9/22![Austrian Airlines logo]()
$1,237
This Booking.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:05 pm -
2 stops15h 15m
Wed 10/144:00 pm -
1 stop29h 20m
Deal found 9/22![Multiple Airlines logo]()
$1,238
This Justfly.com deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:10 pm -
2 stops28h 40m
Sat 10/172:25 pm -
2 stops27h 15m
Deal found 9/23![Turkish Airlines logo]()
$1,057
This Booking.com deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:20 pm -
1 stop15h 00m
Sat 10/174:00 pm -
2 stops28h 55m
Deal found 9/23![Multiple Airlines logo]()
$1,068
This Booking.com deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:20 pm -
1 stop15h 00m
Sat 10/174:00 pm -
1 stop29h 20m
Deal found 9/23![Austrian Airlines logo]()
$1,103
This United deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:20 pm -
1 stop15h 00m
Wed 11/44:05 pm -
2 stops36h 43m
Deal found 9/22![Multiple Airlines logo]()
$905
This Gotogate deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:20 pm -
1 stop15h 00m
Wed 11/44:05 pm -
1 stop29h 55m
Deal found 9/22![Austrian Airlines logo]()
$919
One-way flights from O'Hare Intl to IaşiSearch for one-way flight options from O'Hare Intl to Iaşi. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
Search for one-way flight options from O'Hare Intl to Iaşi. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/176:30 pm -
2 stops32h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$717
This Kiwi.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/187:40 pm -
3 stops47h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$821
Find flight deals from O'Hare Intl to Iaşi
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Iaşi (IAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $810 (Kiwi.com) |
One-way from | $717 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl 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, Cheapflights users made 7,457,451 searches. Data last updated September 23, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Iaşi that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ChicagoIaşi
ORD Chicago O'Hare Intl - IAS Iasi
ORDIAS
Chicago O'Hare Intl
Thu 12/17
6:30 pm-11:25 am
2 stops32h 55m
Iasi
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$717
ChicagoIaşi
ORD Chicago O'Hare Intl - IAS Iasi
ORDIAS
Chicago O'Hare Intl
Fri 12/18
7:40 pm-2:45 am
3 stops47h 05m
Iasi
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$821
ChicagoIaşi
ORD Chicago O'Hare Intl - IAS Iasi
ORDIAS
Chicago O'Hare Intl
Thu 10/29
5:20 pm-3:20 pm
1 stop15h 00m
Iasi
Wed 11/4
4:05 pm-8:48 pm
2 stops36h 43m
$905
ChicagoIaşi
ORD Chicago O'Hare Intl - IAS Iasi
ORDIAS
Chicago O'Hare Intl
Thu 11/5
4:20 pm-3:20 pm
1 stop15h 00m
Iasi
Wed 11/11
4:05 pm-1:10 pm
2 stops29h 05m
$920
ChicagoIaşi
ORD Chicago O'Hare Intl - IAS Iasi
ORDIAS
Chicago O'Hare Intl
Tue 10/6
8:10 pm-8:50 am
2 stops28h 40m
Iasi
Sat 10/17
2:25 pm-9:40 am
2 stops27h 15m
$1,057
ChicagoIaşi
ORD Chicago O'Hare Intl - IAS Iasi
ORDIAS
Chicago O'Hare Intl
Sat 11/14
4:20 pm-3:20 pm
1 stop15h 00m
Iasi
Sun 11/29
4:05 pm-2:00 pm
1 stop29h 55m
$1,061
ChicagoIaşi
ORD Chicago O'Hare Intl - IAS Iasi
ORDIAS
Chicago O'Hare Intl
Tue 10/6
4:20 pm-3:20 pm
1 stop15h 00m
Iasi
Sat 10/17
4:00 pm-12:55 pm
2 stops28h 55m
$1,068
ChicagoIaşi
ORD Chicago O'Hare Intl - IAS Iasi
ORDIAS
Chicago O'Hare Intl
Tue 10/6
4:20 pm-3:20 pm
1 stop15h 00m
Iasi
Sat 10/17
4:00 pm-1:20 pm
1 stop29h 20m
$1,103
ChicagoIaşi
ORD Chicago O'Hare Intl - IAS Iasi
ORDIAS
Chicago O'Hare Intl
Sat 11/14
6:30 pm-9:50 am
3 stops31h 20m
Iasi
Sun 11/29
1:50 pm-5:20 pm
3 stops35h 30m
$1,255
Sorted by cheapest first
Compare providers for flights from O'Hare Intl to Iaşi
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Iaşi in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Iaşi flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Iaşi flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Iaşi flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Iaşi flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Iaşi flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from O'Hare Intl to Iaşi
Have a flexible travel schedule? Discover the best time to fly to Iaşi from O'Hare Intl with our price prediction graph.
ORD-IAS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Reviews of airlines servicing Iaşi
Get insights into the airlines that provide service to Iaşi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Iaşi. Reviews last updated September 23, 2026.
See what other customers who have flown with Austrian Airlines from Chicago O'Hare Intl Airport to Iaşi have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Overall
7.6
Food
6.8
Boarding
7.6
Crew
8.1
Entertainment
6.8
Reviews
1 / 20
2.0
MediocreNate,Dec 2025
IAD - GSP
Comfort
7.3
Overall
7.6
Food
6.8
Boarding
7.6
Crew
8.1
Entertainment
6.8
Reviews
1 / 20
2.0
MediocreNate,Dec 2025
IAD - GSP
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Iaşi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Other flights to Iaşi
Explore flights to Iaşi departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
O'Hare Intl and Iaşi flights
Browse other O'Hare Intl and Iaşi flight options. Last updated on September 23, 2026.
Other flights from O'Hare Intl
Browse through other flights departing from O'Hare Intl. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from O'Hare Intl to Iaşi
Discover the top airline that operate flights from O'Hare Intl to Iaşi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$608 | Average$891 | FlexibilityNo cancel fee | On-time78% |