$407+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — ORD
mai 28 — juin 41
Round-trip
1 adult, Economy
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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.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 Sunday
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 avril 28, 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 avril 28, 2026.
This FlightHub deal was found by Cheapflights users on 4/28. 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.
jeu. 5/79:35 pm
OTP
- ORD
1 stop20h 05m
Turkish Airlines
jeu. 9/311:25 am
ORD
- OTP
1 stop19h 10m
Turkish Airlines
Deal found 4/28![Turkish Airlines logo]()
$711
This Gotogate deal was found by Cheapflights users on 4/25. 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.
mer. 9/98:20 am
OTP
- ORD
1 stop19h 30m
LOT
mer. 9/169:50 pm
ORD
- OTP
1 stop20h 00m
LOT
Deal found 4/25![LOT logo]()
$721
This oojo deal was found by Cheapflights users on 4/27. 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.
jeu. 8/272:35 pm
OTP
- ORD
1 stop13h 15m
LOT
jeu. 9/179:50 pm
ORD
- OTP
1 stop11h 55m
LOT
Deal found 4/27![LOT logo]()
$724
This FlightHub deal was found by Cheapflights users on 4/26. 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.
lun. 11/236:25 pm
OTP
- ORD
1 stop33h 35m
LOT
mer. 3/319:50 pm
ORD
- OTP
1 stop32h 00m
LOT
Deal found 4/26![LOT logo]()
$734
This oojo deal was found by Cheapflights users on 4/28. 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.
mer. 6/106:30 pm
OTP
- ORD
1 stop28h 40m
LOT
mer. 2/179:55 pm
ORD
- OTP
1 stop19h 50m
LOT
Deal found 4/28![LOT logo]()
$745
This Booking.com deal was found by Cheapflights users on 4/24. 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.
jeu. 6/259:00 am
OTP
- ORD
Nonstop10h 50m
Multiple Airlines
mer. 9/24:40 pm
ORD
- OTP
1 stop14h 40m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$749
This LOT deal was found by Cheapflights users on 4/25. 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/155:35 am
OTP
- ORD
1 stop17h 35m
LOT
jeu. 10/2910:55 pm
ORD
- OTP
1 stop19h 50m
LOT
Deal found 4/25![LOT logo]()
$750
This lol.travel deal was found by Cheapflights users on 4/28. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 6/258:20 am
OTP
- ORD
1 stop14h 50m
LOT
jeu. 9/35:10 pm
ORD
- OTP
1 stop12h 40m
LOT
Deal found 4/28![LOT logo]()
$751
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 avril 28, 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 avril 28, 2026.
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/157:05 am
OTP
- ORD
1 stop15h 10m
Delta
jeu. 10/2911:10 am
ORD
- OTP
2 stops17h 55m
Delta
Deal found 4/24![Delta logo]()
$806
This United Airlines deal was found by Cheapflights users on 4/26. 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.
mer. 7/226:05 am
OTP
- ORD
1 stop16h 50m
United Airlines
lun. 8/310:51 am
ORD
- OTP
2 stops17h 09m
United Airlines
Deal found 4/26![United Airlines logo]()
$807
This oojo deal was found by Cheapflights users on 4/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 8/202:35 pm
OTP
- ORD
1 stop35h 35m
LOT
ven. 9/115:10 pm
ORD
- OTP
2 stops24h 40m
LOT
Deal found 4/23![LOT logo]()
$832
This United Airlines deal was found by Cheapflights users on 4/26. 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.
mer. 7/226:05 am
OTP
- ORD
1 stop16h 50m
United Airlines
mar. 8/410:30 pm
ORD
- OTP
1 stop17h 00m
United Airlines
Deal found 4/26![United Airlines logo]()
$807
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 5/87:05 am
OTP
- ORD
1 stop15h 10m
Delta
lun. 5/112:00 pm
ORD
- OTP
2 stops19h 20m
Delta
Deal found 4/24![Delta logo]()
$812
This United Airlines deal was found by Cheapflights users on 4/28. 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.
jeu. 6/256:05 am
OTP
- ORD
2 stops22h 55m
United Airlines
jeu. 9/312:57 pm
ORD
- OTP
2 stops15h 03m
United Airlines
Deal found 4/28![United Airlines logo]()
$813
This United Airlines deal was found by Cheapflights users on 4/26. 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.
jeu. 7/236:05 am
OTP
- ORD
2 stops22h 40m
United Airlines
mar. 8/410:30 pm
ORD
- OTP
1 stop17h 00m
United Airlines
Deal found 4/26![United Airlines logo]()
$814
This United Airlines deal was found by Cheapflights users on 4/28. 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.
ven. 7/36:05 am
OTP
- ORD
2 stops25h 21m
United Airlines
mer. 8/510:30 pm
ORD
- OTP
1 stop17h 20m
United Airlines
Deal found 4/28![United Airlines logo]()
$818
This United Airlines deal was found by Cheapflights users on 4/27. 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.
jeu. 6/256:15 am
OTP
- ORD
2 stops25h 11m
United Airlines
mer. 9/28:40 am
ORD
- OTP
2 stops19h 20m
United Airlines
Deal found 4/27![United Airlines logo]()
$825
This United Airlines deal was found by Cheapflights users on 4/26. 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.
mer. 7/226:05 am
OTP
- ORD
2 stops18h 48m
United Airlines
sam. 8/19:40 pm
ORD
- OTP
1 stop19h 30m
United Airlines
Deal found 4/26![United Airlines logo]()
$842
This United Airlines deal was found by Cheapflights users on 4/25. 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.
dim. 7/266:05 am
OTP
- ORD
2 stops25h 21m
United Airlines
sam. 8/810:30 pm
ORD
- OTP
1 stop17h 00m
United Airlines
Deal found 4/25![United Airlines logo]()
$842
Last-minute flights from Otopeni Intl to O'Hare IntlDiscover last-minute flight deals from Otopeni Intl to O'Hare Intl. Data last updated avril 28, 2026 and is based on user searches.
Discover last-minute flight deals from Otopeni Intl to O'Hare Intl. Data last updated avril 28, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 4/28. 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.
jeu. 5/79:35 pm
OTP
- ORD
1 stop20h 05m
Turkish Airlines
jeu. 9/311:25 am
ORD
- OTP
1 stop19h 10m
Turkish Airlines
Deal found 4/28![Turkish Airlines logo]()
$711
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 5/87:05 am
OTP
- ORD
1 stop15h 10m
Delta
lun. 5/112:00 pm
ORD
- OTP
2 stops19h 20m
Delta
Deal found 4/24![Delta logo]()
$812
This United Airlines deal was found by Cheapflights users on 4/27. 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.
sam. 5/96:05 am
OTP
- ORD
2 stops23h 35m
United Airlines
lun. 8/173:35 pm
ORD
- OTP
1 stop12h 25m
United Airlines
Deal found 4/27![United Airlines logo]()
$813
This United Airlines deal was found by Cheapflights users on 4/27. 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.
sam. 5/96:05 am
OTP
- ORD
2 stops23h 35m
United Airlines
mer. 8/124:05 pm
ORD
- OTP
1 stop12h 45m
United Airlines
Deal found 4/27![United Airlines logo]()
$814
This oojo deal was found by Cheapflights users on 4/27. 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.
lun. 5/115:35 am
OTP
- ORD
2 stops22h 15m
LOT
ven. 8/148:10 pm
ORD
- OTP
1 stop19h 05m
LOT
Deal found 4/27![LOT logo]()
$766
This FlightHub deal was found by Cheapflights users on 4/27. 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.
mar. 5/128:20 am
OTP
- ORD
1 stop14h 50m
LOT
jeu. 8/135:10 pm
ORD
- OTP
1 stop16h 35m
LOT
Deal found 4/27![LOT logo]()
$761
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
mar. 5/129:55 pm
OTP
- ORD
2 stops26h 05m
Multiple Airlines
mar. 8/119:40 pm
ORD
- OTP
1 stop12h 55m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$780
This Lufthansa deal was found by Cheapflights users on 4/27. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/121:50 pm
OTP
- ORD
1 stop14h 05m
Multiple Airlines
sam. 8/157:05 pm
ORD
- OTP
1 stop12h 15m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$804
This Air Canada deal was found by Cheapflights users on 4/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/121:50 pm
OTP
- ORD
2 stops30h 13m
Air Canada
lun. 8/177:11 am
ORD
- OTP
2 stops27h 24m
Air Canada
Deal found 4/27![Air Canada logo]()
$817
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
mer. 5/138:00 am
OTP
- ORD
2 stops40h 54m
Multiple Airlines
dim. 8/169:40 pm
ORD
- OTP
1 stop12h 55m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$798
This United Airlines deal was found by Cheapflights users on 4/27. 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.
mer. 5/136:05 am
OTP
- ORD
1 stop16h 45m
United Airlines
sam. 8/159:40 pm
ORD
- OTP
1 stop19h 30m
United Airlines
Deal found 4/27![United Airlines logo]()
$806
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 avril 28, 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 avril 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
dim. 8/169:00 am
OTP
- ORD
Nonstop10h 50m
HiSky
Deal found 4/25![HiSky logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
jeu. 8/209:00 am
OTP
- ORD
Nonstop10h 50m
HiSky
Deal found 4/25![HiSky logo]()
$419
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
dim. 8/99:00 am
OTP
- ORD
Nonstop10h 50m
HiSky
Deal found 4/28![HiSky logo]()
$420
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
jeu. 7/169:00 am
OTP
- ORD
Nonstop10h 50m
HiSky
Deal found 4/26![HiSky logo]()
$422
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
jeu. 6/49:00 am
OTP
- ORD
Nonstop10h 50m
HiSky
Deal found 4/27![HiSky logo]()
$427
This Mytrip deal was found by Cheapflights users on 4/27. 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.
jeu. 6/411:20 pm
OTP
- ORD
2 stops28h 05m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 4/24. 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.
sam. 5/236:55 pm
OTP
- ORD
3 stops51h 35m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
mar. 10/61:30 pm
OTP
- ORD
3 stops32h 30m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$512
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 avril 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $721 (Gotogate) |
One-way from | $407 (Kiwi.com) |
Popular in | April |
Cheapest in | February |
Average price | $886 |
Good round-trip deal | $825 or less |
Good one-way deal | $407 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 avril 28, 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
Quickest round-trip
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
jeu. 10/15
7:05 am-2:15 pm
1 stop15h 10m
Chicago O'Hare Intl
jeu. 10/29
11:10 am-12:05 pm
2 stops17h 55m
$806
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
mer. 7/22
6:05 am-2:55 pm
1 stop16h 50m
Chicago O'Hare Intl
lun. 8/3
10:51 am-12:00 pm
2 stops17h 09m
$807
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
mer. 7/22
6:05 am-2:55 pm
1 stop16h 50m
Chicago O'Hare Intl
mar. 8/4
10:30 pm-11:30 pm
1 stop17h 00m
$807
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
ven. 5/8
7:05 am-2:15 pm
1 stop15h 10m
Chicago O'Hare Intl
lun. 5/11
2:00 pm-5:20 pm
2 stops19h 20m
$812
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
jeu. 6/25
6:05 am-9:00 pm
2 stops22h 55m
Chicago O'Hare Intl
jeu. 9/3
12:57 pm-12:00 pm
2 stops15h 03m
$813
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
jeu. 7/23
6:05 am-8:45 pm
2 stops22h 40m
Chicago O'Hare Intl
mar. 8/4
10:30 pm-11:30 pm
1 stop17h 00m
$814
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
ven. 7/3
6:05 am-11:26 pm
2 stops25h 21m
Chicago O'Hare Intl
mer. 8/5
10:30 pm-11:50 pm
1 stop17h 20m
$818
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
jeu. 6/25
6:15 am-11:26 pm
2 stops25h 11m
Chicago O'Hare Intl
mer. 9/2
8:40 am-12:00 pm
2 stops19h 20m
$825
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
jeu. 8/20
2:35 pm-6:10 pm
1 stop35h 35m
Chicago O'Hare Intl
ven. 9/11
5:10 pm-1:50 am
2 stops24h 40m
$832
BucharestChicago
OTP - ORD
OTPORD
Bucharest Otopeni Intl
mer. 7/22
6:05 am-4:53 pm
2 stops18h 48m
Chicago O'Hare Intl
sam. 8/1
9:40 pm-1:10 am
1 stop19h 30m
$842
Showing 1-10 of 20 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 April.
| 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 Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bucharest Otopeni Intl Airport-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >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 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 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
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How far ahead should I book a flight from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport?
Booking 69 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, February is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport (average of $659). Flying from Bucharest Otopeni Intl Airport to Chicago O'Hare Intl Airport in April is currently the most expensive (average of $886). 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 38% 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 avril 28, 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.
Boarding
7.8
Comfort
7.7
Overall
7.8
Crew
8.4
Entertainment
7.1
Food
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Comfort
7.7
Overall
7.8
Crew
8.4
Entertainment
7.1
Food
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Comfort
7.7
Overall
7.8
Crew
8.4
Entertainment
7.1
Food
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Comfort
7.7
Overall
7.8
Crew
8.4
Entertainment
7.1
Food
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Comfort
7.7
Overall
7.8
Crew
8.4
Entertainment
7.1
Food
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Comfort
7.7
Overall
7.8
Crew
8.4
Entertainment
7.1
Food
7.3
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
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?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsRosemont
Schaumburg
Naperville
Lake Geneva
Gurnee
Delavan
Downers Grove
Oakbrook Terrace
Benton Harbor
Hoffman Estates
Des Plaines
Oak Brook
South Holland
Libertyville
Warrenville
Elk Grove Village
Bridgeview
Great Lakes
Lansing
Arlington Heights
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Top 6 airlines flying from Otopeni Intl to O'Hare Intl
Discover the top 6 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 avril 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$284 | Average$781 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$602 | Average$685 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$603 | Average$799 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$606 | Average$793 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$608 | Average$765 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$622 | Average$776 | FlexibilityNo cancel fee | On-time70% |