$559+ Cheap flights from O'Hare Intl (ORD) to Iaşi (IAS)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — IAS
Jun 5 — Jun 121
Round-trip
1 adult, Economy
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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 May 6, 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 May 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Mon 5/115:10 pm
ORD
- IAS
1 stop33h 20m
Multiple Airlines
Mon 5/187:00 pm
IAS
- ORD
2 stops51h 30m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,018
This Gotogate deal was found by Cheapflights users on 5/4. 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.
Mon 5/119:40 pm
ORD
- IAS
2 stops19h 40m
Lufthansa
Mon 5/184:00 pm
IAS
- ORD
2 stops28h 55m
Lufthansa
Deal found 5/4![Lufthansa logo]()
$1,080
This Justfly.com deal was found by Cheapflights users on 5/4. 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.
Sat 5/99:40 pm
ORD
- IAS
2 stops19h 40m
Multiple Airlines
Mon 5/184:00 pm
IAS
- ORD
1 stop29h 20m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,097
This KAYAK deal was found by Cheapflights users on 5/5. 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.
Mon 5/1112:55 pm
ORD
- IAS
2 stops18h 25m
Austrian Airlines
Mon 6/84:00 pm
IAS
- ORD
1 stop29h 20m
Austrian Airlines
Deal found 5/5![Austrian Airlines logo]()
$1,101
This Justfly.com deal was found by Cheapflights users on 5/4. 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.
Sat 5/99:40 pm
ORD
- IAS
2 stops19h 40m
Lufthansa
Mon 5/184:00 pm
IAS
- ORD
2 stops28h 55m
Lufthansa
Deal found 5/4![Lufthansa logo]()
$1,104
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Mon 5/114:20 pm
ORD
- IAS
1 stop15h 00m
Austrian Airlines
Thu 6/114:00 pm
IAS
- ORD
1 stop29h 20m
Austrian Airlines
Deal found 5/5![Austrian Airlines logo]()
$1,111
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Wed 5/134:40 pm
ORD
- IAS
2 stops47h 45m
Multiple Airlines
Wed 6/109:20 pm
IAS
- ORD
1 stop22h 30m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,115
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Wed 5/134:40 pm
ORD
- IAS
2 stops47h 45m
Multiple Airlines
Thu 6/115:25 am
IAS
- ORD
1 stop14h 25m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,122
This KAYAK deal was found by Cheapflights users on 5/5. 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.
Sun 5/109:40 pm
ORD
- IAS
2 stops33h 40m
Lufthansa
Mon 6/84:00 pm
IAS
- ORD
2 stops28h 55m
Lufthansa
Deal found 5/5![Lufthansa logo]()
$1,123
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/111:20 pm
ORD
- IAS
1 stop23h 15m
Multiple Airlines
Sat 8/157:55 pm
IAS
- ORD
1 stop23h 55m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,126
This KAYAK deal was found by Cheapflights users on 5/5. 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.
Tue 5/126:00 am
ORD
- IAS
2 stops25h 20m
Austrian Airlines
Thu 6/114:00 pm
IAS
- ORD
1 stop29h 20m
Austrian Airlines
Deal found 5/5![Austrian Airlines logo]()
$1,133
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Sun 6/71:20 pm
ORD
- IAS
2 stops26h 35m
Multiple Airlines
Sat 8/157:55 pm
IAS
- ORD
1 stop23h 55m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,134
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 May 6, 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 May 6, 2026.
This Expedia deal was found by Cheapflights users on 5/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/158:45 am
ORD
- IAS
2 stops32h 35m
Multiple Airlines
Sun 9/64:00 pm
IAS
- ORD
2 stops52h 55m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$1,238
This Austrian Airlines deal was found by Cheapflights users on 5/5. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/84:20 pm
ORD
- IAS
1 stop25h 00m
Austrian Airlines
Wed 8/124:00 pm
IAS
- ORD
1 stop29h 20m
Austrian Airlines
Deal found 5/5![Austrian Airlines logo]()
$1,403
This KAYAK deal was found by Cheapflights users on 5/5. 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.
Sun 6/710:30 pm
ORD
- IAS
2 stops32h 50m
Lufthansa
Mon 8/105:20 am
IAS
- ORD
2 stops15h 35m
Lufthansa
Deal found 5/5![Lufthansa logo]()
$1,446
This Mytrip deal was found by Cheapflights users on 5/6. 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 6/207:25 am
ORD
- IAS
3 stops27h 40m
Multiple Airlines
Sat 6/272:40 pm
IAS
- ORD
2 stops33h 20m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$1,413
This Austrian Airlines deal was found by Cheapflights users on 5/5. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/84:20 pm
ORD
- IAS
1 stop25h 00m
Austrian Airlines
Thu 8/134:00 pm
IAS
- ORD
1 stop29h 20m
Austrian Airlines
Deal found 5/5![Austrian Airlines logo]()
$1,593
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Sun 6/71:20 pm
ORD
- IAS
1 stop23h 15m
Multiple Airlines
Wed 8/125:20 am
IAS
- ORD
2 stops20h 30m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,543
This Austrian Airlines deal was found by Cheapflights users on 5/5. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/84:20 pm
ORD
- IAS
1 stop25h 00m
Austrian Airlines
Tue 8/114:00 pm
IAS
- ORD
2 stops29h 45m
Austrian Airlines
Deal found 5/5![Austrian Airlines logo]()
$1,843
This Austrian Airlines deal was found by Cheapflights users on 5/5. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/103:55 pm
ORD
- IAS
2 stops25h 25m
Austrian Airlines
Wed 8/124:00 pm
IAS
- ORD
1 stop29h 20m
Austrian Airlines
Deal found 5/5![Austrian Airlines logo]()
$2,001
Last-minute flights from O'Hare Intl to IaşiDiscover last-minute flight deals from O'Hare Intl to Iaşi. Data last updated May 6, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Iaşi. Data last updated May 6, 2026 and is based on user searches.
This Justfly.com deal was found by Cheapflights users on 5/4. 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.
Sat 5/99:40 pm
ORD
- IAS
2 stops19h 40m
Multiple Airlines
Mon 5/184:00 pm
IAS
- ORD
1 stop29h 20m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,097
This Justfly.com deal was found by Cheapflights users on 5/4. 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.
Sat 5/99:40 pm
ORD
- IAS
2 stops19h 40m
Lufthansa
Mon 5/184:00 pm
IAS
- ORD
2 stops28h 55m
Lufthansa
Deal found 5/4![Lufthansa logo]()
$1,104
This KAYAK deal was found by Cheapflights users on 5/5. 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.
Sun 5/109:40 pm
ORD
- IAS
2 stops33h 40m
Lufthansa
Tue 6/94:00 pm
IAS
- ORD
2 stops35h 55m
Lufthansa
Deal found 5/5![Lufthansa logo]()
$1,123
This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Mon 5/115:10 pm
ORD
- IAS
1 stop33h 20m
Multiple Airlines
Mon 5/187:00 pm
IAS
- ORD
2 stops51h 30m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,018
This Gotogate deal was found by Cheapflights users on 5/4. 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.
Mon 5/119:40 pm
ORD
- IAS
2 stops19h 40m
Lufthansa
Mon 5/184:00 pm
IAS
- ORD
2 stops28h 55m
Lufthansa
Deal found 5/4![Lufthansa logo]()
$1,080
This KAYAK deal was found by Cheapflights users on 5/5. 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.
Mon 5/1112:55 pm
ORD
- IAS
2 stops18h 25m
Austrian Airlines
Fri 6/125:20 am
IAS
- ORD
1 stop16h 00m
Austrian Airlines
Deal found 5/5![Austrian Airlines logo]()
$1,101
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Mon 5/114:20 pm
ORD
- IAS
1 stop15h 00m
Austrian Airlines
Thu 6/114:00 pm
IAS
- ORD
1 stop29h 20m
Austrian Airlines
Deal found 5/5![Austrian Airlines logo]()
$1,111
This KAYAK deal was found by Cheapflights users on 5/5. 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.
Tue 5/126:00 am
ORD
- IAS
2 stops25h 20m
Austrian Airlines
Thu 6/114:00 pm
IAS
- ORD
1 stop29h 20m
Austrian Airlines
Deal found 5/5![Austrian Airlines logo]()
$1,133
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Wed 5/134:40 pm
ORD
- IAS
2 stops47h 45m
Multiple Airlines
Wed 6/109:20 pm
IAS
- ORD
1 stop22h 30m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,115
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Wed 5/134:40 pm
ORD
- IAS
2 stops47h 45m
Multiple Airlines
Thu 6/115:25 am
IAS
- ORD
1 stop14h 25m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,122
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Sun 6/71:20 pm
ORD
- IAS
2 stops26h 35m
Multiple Airlines
Sat 8/157:55 pm
IAS
- ORD
1 stop23h 55m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,134
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/111:20 pm
ORD
- IAS
1 stop23h 15m
Multiple Airlines
Sat 8/157:55 pm
IAS
- ORD
1 stop23h 55m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,126
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 May 6, 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 May 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Wed 5/134:40 pm
ORD
- IAS
3 stops46h 05m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$559
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Mon 5/119:00 pm
ORD
- IAS
3 stops37h 00m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$582
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Tue 5/129:00 pm
ORD
- IAS
3 stops18h 55m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$597
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 5/149:40 pm
ORD
- IAS
3 stops32h 20m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$622
This KAYAK deal was found by Cheapflights users on 5/5. 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.
Wed 5/137:13 am
ORD
- IAS
2 stops34h 07m
Austrian Airlines
Deal found 5/5![Austrian Airlines logo]()
$696
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Tue 5/124:20 pm
ORD
- IAS
1 stop15h 00m
Austrian Airlines
Deal found 5/5![Austrian Airlines logo]()
$699
This FlightHub deal was found by Cheapflights users on 5/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/173:40 pm
ORD
- IAS
2 stops39h 40m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$736
This Austrian Airlines deal was found by Cheapflights users on 5/5. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1112:55 pm
ORD
- IAS
2 stops18h 25m
Austrian Airlines
Deal found 5/5![Austrian Airlines logo]()
$743
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 May 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,126 (Kiwi.com) |
One-way from | $559 (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 2,558,603 searches. Data last updated May 6, 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
ChicagoIaşi
ORD - IAS
ORDIAS
Chicago O'Hare Intl
Mon 6/15
8:45 am-1:20 am
2 stops32h 35m
Iasi
Sun 9/6
4:00 pm-12:55 pm
2 stops52h 55m
$1,238
ChicagoIaşi
ORD - IAS
ORDIAS
Chicago O'Hare Intl
Mon 6/8
4:20 pm-1:20 am
1 stop25h 00m
Iasi
Wed 8/12
4:00 pm-1:20 pm
1 stop29h 20m
$1,403
ChicagoIaşi
ORD - IAS
ORDIAS
Chicago O'Hare Intl
Sat 6/20
7:25 am-7:05 pm
3 stops27h 40m
Iasi
Sat 6/27
2:40 pm-4:00 pm
2 stops33h 20m
$1,413
ChicagoIaşi
ORD - IAS
ORDIAS
Chicago O'Hare Intl
Sun 6/7
10:30 pm-3:20 pm
2 stops32h 50m
Iasi
Mon 8/10
5:20 am-12:55 pm
2 stops15h 35m
$1,446
Quickest round-trip
ChicagoIaşi
ORD - IAS
ORDIAS
Chicago O'Hare Intl
Sun 6/7
1:20 pm-8:35 pm
1 stop23h 15m
Iasi
Wed 8/12
5:20 am-5:50 pm
2 stops20h 30m
$1,543
ChicagoIaşi
ORD - IAS
ORDIAS
Chicago O'Hare Intl
Mon 6/8
4:20 pm-1:20 am
1 stop25h 00m
Iasi
Thu 8/13
4:00 pm-1:20 pm
1 stop29h 20m
$1,593
ChicagoIaşi
ORD - IAS
ORDIAS
Chicago O'Hare Intl
Mon 6/8
4:20 pm-1:20 am
1 stop25h 00m
Iasi
Tue 8/11
4:00 pm-1:45 pm
2 stops29h 45m
$1,843
ChicagoIaşi
ORD - IAS
ORDIAS
Chicago O'Hare Intl
Wed 6/10
3:55 pm-1:20 am
2 stops25h 25m
Iasi
Wed 8/12
4:00 pm-1:20 pm
1 stop29h 20m
$2,001
Cheapest one-way
ChicagoIaşi
ORD - IAS
ORDIAS
Chicago O'Hare Intl
Wed 5/13
4:40 pm-12:25 am
2 stops47h 45m
$600
Quickest one-way
ChicagoIaşi
ORD - IAS
ORDIAS
Chicago O'Hare Intl
Tue 5/12
4:20 pm-3:20 pm
1 stop15h 00m
$699
Showing 1-10 of 14 resultsSorted 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 May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 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 May 6, 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.
Crew
8.1
Entertainment
6.8
Food
6.8
Comfort
7.3
Boarding
7.6
Overall
7.6
Reviews
1 / 20
10.0
ExcellentKENNETH,Mar 2026
VIE - EWR
Crew
8.1
Entertainment
6.8
Food
6.8
Comfort
7.3
Boarding
7.6
Overall
7.6
Reviews
1 / 20
10.0
ExcellentKENNETH,Mar 2026
VIE - EWR
Related info for your journey
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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 2,558,603 searches. Data last updated May 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$613 | Average$630 | FlexibilityNo cancel fee | On-time78% |