$339+ Cheap flights from Otopeni Intl (OTP) to O'Hare Intl (ORD)
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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — ORD
Apr 9 — Apr 161
Round-trip
1 adult, Economy
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Find cheap flights from Otopeni Intl to O'Hare Intl with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Bucharest Otopeni Intl to Chicago O'Hare Intl are usually found in February or September, booked 70 days in advance, depart on a Tuesday or Monday and return on a Monday
Cheap flight deals from Otopeni Intl to O'Hare Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Otopeni Intl to O'Hare IntlExplore the most affordable flight options available from Otopeni Intl to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
Explore the most affordable flight options available from Otopeni Intl to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
This oojo deal was found by Cheapflights users on 3/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/218:20 am
OTP
- ORD
1 stop14h 50m
LOT
Fri 7/248:10 pm
ORD
- OTP
1 stop19h 05m
LOT
Deal found 3/8![LOT logo]()
$604
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/95:35 am
OTP
- ORD
1 stop22h 15m
LOT
Wed 4/229:50 pm
ORD
- OTP
1 stop20h 00m
LOT
Deal found 3/9![LOT logo]()
$612
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/292:35 pm
OTP
- ORD
1 stop13h 15m
LOT
Mon 7/135:10 pm
ORD
- OTP
1 stop12h 40m
LOT
Deal found 3/8![LOT logo]()
$613
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Sat 4/45:35 am
OTP
- ORD
1 stop17h 35m
LOT
Sun 4/199:50 pm
ORD
- OTP
1 stop11h 55m
LOT
Deal found 3/9![LOT logo]()
$614
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/48:20 am
OTP
- ORD
1 stop14h 50m
LOT
Fri 4/179:50 pm
ORD
- OTP
1 stop11h 55m
LOT
Deal found 3/6![LOT logo]()
$616
This Booking.com deal was found by Cheapflights users on 3/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/28:20 am
OTP
- ORD
1 stop19h 30m
LOT
Fri 4/179:50 pm
ORD
- OTP
1 stop32h 00m
LOT
Deal found 3/6![LOT logo]()
$624
This FlightHub deal was found by Cheapflights users on 3/7. 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.
Tue 3/316:30 pm
OTP
- ORD
1 stop33h 20m
LOT
Mon 7/205:10 pm
ORD
- OTP
1 stop12h 40m
LOT
Deal found 3/7![LOT logo]()
$625
This oojo deal was found by Cheapflights users on 3/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/48:20 am
OTP
- ORD
1 stop14h 50m
LOT
Thu 7/309:50 pm
ORD
- OTP
1 stop17h 25m
LOT
Deal found 3/7![LOT logo]()
$631
Best flights from Otopeni Intl to O'Hare IntlDiscover carefully curated flight deals from Otopeni Intl to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
Discover carefully curated flight deals from Otopeni Intl to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
This United Airlines deal was found by Cheapflights users on 3/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:05 am
OTP
- ORD
2 stops24h 10m
United Airlines
Sun 5/316:30 pm
ORD
- OTP
1 stop21h 10m
United Airlines
Deal found 3/6![United Airlines logo]()
$702
This United Airlines deal was found by Cheapflights users on 3/10. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:05 am
OTP
- ORD
1 stop16h 50m
United Airlines
Thu 7/3010:30 pm
ORD
- OTP
1 stop16h 50m
United Airlines
Deal found 3/10![United Airlines logo]()
$729
This United Airlines deal was found by Cheapflights users on 3/10. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/286:05 am
OTP
- ORD
1 stop12h 55m
United Airlines
Mon 7/2711:03 am
ORD
- OTP
2 stops18h 02m
United Airlines
Deal found 3/10![United Airlines logo]()
$729
This United Airlines deal was found by Cheapflights users on 3/9. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/286:05 am
OTP
- ORD
1 stop12h 55m
United Airlines
Tue 7/2811:03 am
ORD
- OTP
2 stops17h 57m
United Airlines
Deal found 3/9![United Airlines logo]()
$731
This United Airlines deal was found by Cheapflights users on 3/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/235:55 am
OTP
- ORD
1 stop13h 15m
United Airlines
Tue 7/2111:03 am
ORD
- OTP
2 stops17h 57m
United Airlines
Deal found 3/5![United Airlines logo]()
$731
This United Airlines deal was found by Cheapflights users on 3/7. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/11:45 pm
OTP
- ORD
1 stop14h 10m
United Airlines
Mon 7/2011:05 am
ORD
- OTP
2 stops18h 00m
United Airlines
Deal found 3/7![United Airlines logo]()
$734
This United Airlines deal was found by Cheapflights users on 3/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/256:05 am
OTP
- ORD
2 stops25h 21m
United Airlines
Thu 8/273:00 pm
ORD
- OTP
2 stops19h 35m
United Airlines
Deal found 3/6![United Airlines logo]()
$736
This United Airlines deal was found by Cheapflights users on 3/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:05 am
OTP
- ORD
2 stops16h 45m
United Airlines
Thu 7/3011:03 am
ORD
- OTP
2 stops17h 57m
United Airlines
Deal found 3/5![United Airlines logo]()
$736
This United Airlines deal was found by Cheapflights users on 3/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/245:55 am
OTP
- ORD
2 stops19h 40m
United Airlines
Tue 7/211:18 pm
ORD
- OTP
2 stops19h 02m
United Airlines
Deal found 3/5![United Airlines logo]()
$737
This United Airlines deal was found by Cheapflights users on 3/9. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/256:05 am
OTP
- ORD
2 stops25h 21m
United Airlines
Tue 7/286:30 pm
ORD
- OTP
1 stop13h 50m
United Airlines
Deal found 3/9![United Airlines logo]()
$737
This United Airlines deal was found by Cheapflights users on 3/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:05 am
OTP
- ORD
2 stops22h 08m
United Airlines
Fri 8/2810:50 am
ORD
- OTP
2 stops18h 20m
United Airlines
Deal found 3/5![United Airlines logo]()
$738
Last-minute flights from Otopeni Intl to O'Hare IntlDiscover last-minute flight deals from Otopeni Intl to O'Hare Intl. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from Otopeni Intl to O'Hare Intl. Data last updated March 10, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 3/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/242:35 pm
OTP
- ORD
1 stop13h 25m
LOT
Tue 4/289:50 pm
ORD
- OTP
1 stop32h 00m
LOT
Deal found 3/6![LOT logo]()
$640
This oojo deal was found by Cheapflights users on 3/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/262:35 pm
OTP
- ORD
1 stop13h 25m
LOT
Sat 4/49:50 pm
ORD
- OTP
1 stop11h 55m
LOT
Deal found 3/10![LOT logo]()
$642
This FlightHub deal was found by Cheapflights users on 3/7. 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.
Tue 3/316:30 pm
OTP
- ORD
1 stop33h 20m
LOT
Tue 7/219:50 pm
ORD
- OTP
1 stop11h 55m
LOT
Deal found 3/7![LOT logo]()
$625
This Booking.com deal was found by Cheapflights users on 3/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/28:20 am
OTP
- ORD
1 stop19h 30m
LOT
Fri 4/179:50 pm
ORD
- OTP
1 stop32h 00m
LOT
Deal found 3/6![LOT logo]()
$624
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Sat 4/45:35 am
OTP
- ORD
1 stop17h 35m
LOT
Sun 4/199:50 pm
ORD
- OTP
1 stop11h 55m
LOT
Deal found 3/9![LOT logo]()
$614
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/48:20 am
OTP
- ORD
1 stop14h 50m
LOT
Fri 4/179:50 pm
ORD
- OTP
1 stop11h 55m
LOT
Deal found 3/6![LOT logo]()
$616
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 4/95:35 am
OTP
- ORD
1 stop22h 15m
LOT
Wed 4/229:50 pm
ORD
- OTP
1 stop20h 00m
LOT
Deal found 3/9![LOT logo]()
$612
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/292:35 pm
OTP
- ORD
1 stop13h 15m
LOT
Mon 7/135:10 pm
ORD
- OTP
1 stop12h 40m
LOT
Deal found 3/8![LOT logo]()
$613
One-way flights from Otopeni Intl to O'Hare IntlSearch for one-way flight options from Otopeni Intl to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
Search for one-way flight options from Otopeni Intl to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/2910:45 am
OTP
- ORD
3 stops39h 05m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 5/610:45 am
OTP
- ORD
3 stops39h 05m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:00 pm
OTP
- ORD
3 stops52h 50m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/264:55 pm
OTP
- ORD
3 stops59h 02m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/278:20 pm
OTP
- ORD
2 stops31h 37m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/42:40 pm
OTP
- ORD
3 stops35h 10m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/2011:35 am
OTP
- ORD
3 stops40h 22m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$368
Find flight deals from Otopeni Intl to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Otopeni Intl (OTP) to O'Hare Intl (ORD). 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 March 10, 2026.
Most accurate provider | Justfly.com 3 stars |
|---|---|
Most trusted provider | Justfly.com 3 stars |
Round-trip from | $604 (oojo) |
One-way from | $339 (Kiwi.com) |
Popular in | April |
Cheapest in | February |
Average price | $702 |
Good round-trip deal | $426 or less |
Good one-way deal | $430 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Otopeni Intl to O'Hare Intl 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 March 10, 2026.
Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Fri 5/15
6:05 am-10:15 pm
2 stops24h 10m
Chicago O'Hare Intl
Sun 5/31
6:30 pm-11:40 pm
1 stop21h 10m
$702
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Mon 6/29
6:05 am-2:55 pm
1 stop16h 50m
Chicago O'Hare Intl
Thu 7/30
10:30 pm-11:20 pm
1 stop16h 50m
$729
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Sun 6/28
6:05 am-11:00 am
1 stop12h 55m
Chicago O'Hare Intl
Mon 7/27
11:03 am-1:05 pm
2 stops18h 02m
$729
Quickest round-trip
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Sun 6/28
6:05 am-11:00 am
1 stop12h 55m
Chicago O'Hare Intl
Tue 7/28
11:03 am-1:00 pm
2 stops17h 57m
$731
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Mon 3/23
5:55 am-12:10 pm
1 stop13h 15m
Chicago O'Hare Intl
Tue 7/21
11:03 am-1:00 pm
2 stops17h 57m
$731
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Wed 4/1
1:45 pm-7:55 pm
1 stop14h 10m
Chicago O'Hare Intl
Mon 7/20
11:05 am-1:05 pm
2 stops18h 00m
$734
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Thu 6/25
6:05 am-11:26 pm
2 stops25h 21m
Chicago O'Hare Intl
Thu 8/27
3:00 pm-6:35 pm
2 stops19h 35m
$736
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Thu 6/4
6:05 am-2:50 pm
2 stops16h 45m
Chicago O'Hare Intl
Thu 7/30
11:03 am-1:00 pm
2 stops17h 57m
$736
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Tue 3/24
5:55 am-6:35 pm
2 stops19h 40m
Chicago O'Hare Intl
Tue 7/21
1:18 pm-4:20 pm
2 stops19h 02m
$737
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
Thu 6/25
6:05 am-11:26 pm
2 stops25h 21m
Chicago O'Hare Intl
Tue 7/28
6:30 pm-4:20 pm
1 stop13h 50m
$737
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Otopeni Intl to O'Hare Intl
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 Otopeni Intl to O'Hare Intl in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Bucharest Otopeni Intl Airport-Chicago O'Hare Intl Airport flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Bucharest Otopeni Intl Airport-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from Bucharest Otopeni Intl Airport-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bucharest Otopeni Intl Airport-Chicago O'Hare Intl Airport flights, Cheapflights users trust Justfly.com the most. Justfly.com 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 Bucharest Otopeni Intl Airport-Chicago O'Hare Intl Airport 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 Otopeni Intl to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Otopeni Intl with our price prediction graph.
OTP-ORD
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.
Cheapflights Insights
Everything you need to know about your flight from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport
Prices
More
How far ahead should I book a flight from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport?
Use this chart to determine the optimal time to book a round-trip flight from Otopeni Intl to O'Hare Intl. Price data was last updated on March 6, 2026.
Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport (average of $437). Flying from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $656). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport?
What’s the top layover airport for flights from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport?
Share of 1-stop round-trip flights from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Istanbul (IST) – chosen by Cheapflights users on 33% of 1-stop itineraries from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport on Cheapflights.
What’s the cheapest layover airport for flights from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport?
Average round-trip fare for 1-stop flights from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Warsaw (WAW) is the most affordable 1-stop option, with an average round-trip price of $595.
What’s the fastest layover option from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport?
Shortest average travel time for 1-stop one-way flights from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Warsaw (WAW) have the shortest average one-way travel time for 1-stop routes: 13h 05m.
Which airport typically offers the quickest layover for flights from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport?
Average layover duration for 1-stop one-way flights from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Warsaw (WAW) offer the fastest connection on this route, with an average layover time of 1h 08m.
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated March 10, 2026.
Read through reviews of airlines operating flights from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport, such as KLM,LOT, andTurkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.4
Food
7.3
Entertainment
7.1
Comfort
7.6
Overall
7.8
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2026
EZE - SCL
Crew
8.4
Food
7.3
Entertainment
7.1
Comfort
7.6
Overall
7.8
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2026
EZE - SCL
Crew
8.4
Food
7.3
Entertainment
7.1
Comfort
7.6
Overall
7.8
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2026
EZE - SCL
Crew
8.4
Food
7.3
Entertainment
7.1
Comfort
7.6
Overall
7.8
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2026
EZE - SCL
Crew
8.4
Food
7.3
Entertainment
7.1
Comfort
7.6
Overall
7.8
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2026
EZE - SCL
Crew
8.4
Food
7.3
Entertainment
7.1
Comfort
7.6
Overall
7.8
Boarding
7.8
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2026
EZE - SCL
Related info for your journey
Find useful and relevant information for your journey from Otopeni Intl to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago O'Hare Intl Airport?
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Top 7 airlines flying from Otopeni Intl to O'Hare Intl
Discover the top 7 airlines that operate flights from Otopeni Intl to O'Hare Intl. 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 March 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$284 | Average$789 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$336 | Average$760 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$595 | Average$595 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$602 | Average$682 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$602 | Average$693 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$603 | Average$799 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$612 | Average$834 | FlexibilityNo cancel fee | On-time75% |