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Cheap flights from Chicago O'Hare Intl Airport to Bucharest from $263

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Bucharest departing on 1/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago O'Hare Intl Airport to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
8:20 pm - 8:30 pm
ORD
-
OTP
16h 10m1 stop
Turkish Airlines Logo
9:30 am - 6:15 pm
OTP
-
ORD
16h 45m1 stop
$520Turkish Airlines
Mon, Mar 2 - Tue, Mar 31
Turkish Airlines Logo
8:20 pm - 8:50 am
ORD
-
OTP
28h 30m1 stop
Turkish Airlines Logo
9:50 pm - 6:25 pm
OTP
-
ORD
28h 35m1 stop
$521Turkish Airlines
Tue, Feb 10 - Tue, Feb 24
Turkish Airlines Logo
12:50 pm - 8:50 am
ORD
-
OTP
13h 00m1 stop
Turkish Airlines Logo
10:10 am - 7:25 pm
OTP
-
ORD
16h 15m1 stop
$523Turkish Airlines
Tue, Mar 10 - Tue, Mar 24
Turkish Airlines Logo
8:20 pm - 8:30 pm
ORD
-
OTP
16h 10m1 stop
Turkish Airlines Logo
10:10 am - 10:05 am
OTP
-
ORD
31h 55m1 stop
$527Turkish Airlines
Mon, Jan 19 - Tue, Feb 3
Turkish Airlines Logo
11:50 am - 2:10 pm
ORD
-
OTP
18h 20m1 stop
Turkish Airlines Logo
9:50 pm - 11:05 am
OTP
-
ORD
20h 15m1 stop
$533Turkish Airlines
Sat, Feb 28 - Wed, Mar 18
Lufthansa Logo
4:05 pm - 2:10 pm
ORD
-
OTP
14h 05m1 stop
Lufthansa Logo
5:55 am - 1:25 pm
OTP
-
ORD
15h 30m1 stop
$534Lufthansa
Fri, Jan 30 - Fri, Feb 6
Multiple Airlines Logo
6:50 pm - 3:50 pm
ORD
-
OTP
13h 00m1 stop
Multiple Airlines Logo
1:05 pm - 6:25 pm
OTP
-
ORD
13h 20m1 stop
$538Multiple Airlines
Mon, Jan 12 - Mon, Jan 19
Turkish Airlines Logo
8:20 pm - 8:30 pm
ORD
-
OTP
16h 10m1 stop
Turkish Airlines Logo
10:10 am - 6:25 pm
OTP
-
ORD
16h 15m1 stop
$539Turkish Airlines
Mon, Jan 19 - Tue, Feb 3
Multiple Airlines Logo
6:50 pm - 3:50 pm
ORD
-
OTP
13h 00m1 stop
Multiple Airlines Logo
5:55 am - 2:55 pm
OTP
-
ORD
17h 00m2 stops
$540Multiple Airlines
Mon, Jan 19 - Tue, Feb 3
Turkish Airlines Logo
12:50 pm - 2:10 pm
ORD
-
OTP
18h 20m1 stop
Turkish Airlines Logo
3:30 pm - 7:25 pm
OTP
-
ORD
34h 55m1 stop
$541Turkish Airlines
Thu, Mar 12 - Sun, Mar 22

Turkish Airlines flights from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport

Our best Turkish Airlines deals on Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport flight tickets
Turkish Airlines
Mar 2
ORD8:20 pmChicago O'Hare Intl
16h 10m
1 stop
OTP8:30 pmBucharest Otopeni Intl
Mar 31
OTP9:30 amBucharest Otopeni Intl
16h 45m
1 stop
ORD6:15 pmChicago O'Hare Intl
$520
Find similar
Turkish Airlines
Feb 10
ORD8:20 pmChicago O'Hare Intl
28h 30m
1 stop
OTP8:50 amBucharest Otopeni Intl
Feb 24
OTP9:50 pmBucharest Otopeni Intl
28h 35m
1 stop
ORD6:25 pmChicago O'Hare Intl
$521
Find similar
Turkish Airlines
Apr 1
ORD7:50 pmChicago O'Hare Intl
16h 35m
1 stop
OTP8:25 pmBucharest Otopeni Intl
Apr 8
OTP9:30 amBucharest Otopeni Intl
16h 45m
1 stop
ORD6:15 pmChicago O'Hare Intl
$523
Find similar

British Airways flights from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport

Our best British Airways deals on Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport flight tickets
British Airways
Apr 1
ORD2:20 pmChicago O'Hare Intl
26h 05m
2 stops
OTP12:25 amBucharest Otopeni Intl
May 6
OTP4:15 pmBucharest Otopeni Intl
31h 40m
1 stop
ORD3:55 pmChicago O'Hare Intl
$562
Find similar
British Airways
Jan 24
ORD5:37 pmChicago O'Hare Intl
22h 08m
2 stops
OTP11:45 pmBucharest Otopeni Intl
Feb 7
OTP8:05 amBucharest Otopeni Intl
36h 25m
2 stops
ORD12:30 pmChicago O'Hare Intl
$564
Find similar
British Airways
Mar 12
ORD2:05 pmChicago O'Hare Intl
22h 25m
2 stops
OTP7:30 pmBucharest Otopeni Intl
Mar 22
OTP7:35 amBucharest Otopeni Intl
30h 40m
2 stops
ORD7:15 amChicago O'Hare Intl
$566
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 17, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 3/2

8:20 pm-8:30 pm

1 stop16h 10m

Bucharest Otopeni Intl

Tue 3/31

9:30 am-6:15 pm

1 stop16h 45m

$520

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 2/10

8:20 pm-8:50 am

1 stop28h 30m

Bucharest Otopeni Intl

Tue 2/24

9:50 pm-6:25 pm

1 stop28h 35m

$521

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 3/10

12:50 pm-8:50 am

1 stop13h 00m

Bucharest Otopeni Intl

Tue 3/24

10:10 am-7:25 pm

1 stop16h 15m

$523

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 1/19

8:20 pm-8:30 pm

1 stop16h 10m

Bucharest Otopeni Intl

Tue 2/3

10:10 am-10:05 am

1 stop31h 55m

$527

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 2/28

11:50 am-2:10 pm

1 stop18h 20m

Bucharest Otopeni Intl

Wed 3/18

9:50 pm-11:05 am

1 stop20h 15m

$533

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Fri 1/30

4:05 pm-2:10 pm

1 stop14h 05m

Bucharest Otopeni Intl

Fri 2/6

5:55 am-1:25 pm

1 stop15h 30m

$534

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 1/12

6:50 pm-3:50 pm

1 stop13h 00m

Bucharest Otopeni Intl

Mon 1/19

1:05 pm-6:25 pm

1 stop13h 20m

$538

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 1/19

8:20 pm-8:30 pm

1 stop16h 10m

Bucharest Otopeni Intl

Tue 2/3

10:10 am-6:25 pm

1 stop16h 15m

$539

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 1/19

6:50 pm-3:50 pm

1 stop13h 00m

Bucharest Otopeni Intl

Tue 2/3

5:55 am-2:55 pm

2 stops17h 00m

$540

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Thu 3/12

12:50 pm-2:10 pm

1 stop18h 20m

Bucharest Otopeni Intl

Sun 3/22

3:30 pm-7:25 pm

1 stop34h 55m

$541

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bucharest from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Bucharest Otopeni Intl Airport?

If you aren’t able to travel during the month of November, then book flights to Bucharest Otopeni Intl Airport from Chicago O'Hare Intl Airport during February instead. Flights to Bucharest Otopeni Intl Airport in February, while not as cheap as those in November, still average around $571.

What is the cheapest time of day to depart on your flight to Bucharest Otopeni Intl Airport?

Our most recent data shows that the best time of day to fly to Bucharest Otopeni Intl Airport is in the morning. Flights from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport during this time can be as low as $607. In the afternoon is when there is more demand to fly to Bucharest Otopeni Intl Airport, so prices are often more expensive at around $872 per ticket.

What is the cheapest Chicago O'Hare Intl to Bucharest Otopeni Intl flight route?

Fly from Chicago O'Hare Intl to Bucharest Otopeni Intl for the best Chicago O'Hare Intl - Bucharest Otopeni Intl flight prices

How far in advance should I book a flight to Bucharest Otopeni Intl Airport?

You are more likely to see cheaper flights to Bucharest Otopeni Intl Airport from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest Otopeni Intl Airport for around $723 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bucharest Otopeni Intl Airport from Chicago O'Hare Intl Airport for as low as $634 on momondo.

What cabin class options are available on Chicago O'Hare Intl to Bucharest Otopeni Intl flights?

There is only 1 cabin class available to choose from on Chicago O'Hare Intl to Bucharest Otopeni Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport.

How have Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport flight prices changed over time?

As of December 2025, prices for Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport flights are approximately 3% cheaper when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport (ORD to OTP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport

Best Price Found

$218

Fastest flight time

9h 50m

Direct flights

Mon and Fri
The best one-way flight to Bucharest Otopeni Intl Airport from Chicago O'Hare Intl Airport in the past 72 hours is $218. The best round-trip flight deal from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport found on momondo in the last 72 hours is $814.
The fastest flight from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport takes 9h 50m
Direct flights go from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport on Monday and Friday. The only airline offering direct flights is HiSky.
Search flight deals

  • How far is Chicago O'Hare Intl to Bucharest Otopeni Intl by plane?

    Bucharest Otopeni Intl is 5198.3 mi away from Chicago O'Hare Intl. A reasonable flight in good conditions will take 9h 50m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport refresh daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport.

  • What documentation or ID do you need to fly to Bucharest Otopeni Intl Airport?

    The travel and health documents you'll need for your trip to Bucharest Otopeni Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bucharest Otopeni Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport?

  • What is the most popular airline from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport?

Best airlines flying from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $385Free CancellationRating
7.4
1,606 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $503Free CancellationRating
7.3
4,104 reviews
Search Turkish Airlines flights
Austrian AirlinesPriceFrom $517Free CancellationRating
7.6
879 reviews
Search Austrian Airlines flights
LOTPriceFrom $538Free CancellationRating
7.5
1,149 reviews
Search LOT flights
KLMPriceFrom $568Free CancellationRating
7.7
1,430 reviews
Search KLM flights
Air FrancePriceFrom $569Free CancellationRating
7.4
1,506 reviews
Search Air France flights
LufthansaPriceFrom $570Free CancellationRating
6.8
7,632 reviews
Search Lufthansa flights
British AirwaysPriceFrom $575Free CancellationRating
6.7
7,583 reviews
Search British Airways flights
United AirlinesPriceFrom $595Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
SWISSPriceFrom $597Free CancellationRating
7.5
1,814 reviews
Search SWISS flights

Traveling to a place near Bucharest?

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All flight searches from Chicago to Bucharest on momondo can be filtered to show those which offer flexible booking policies.

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