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Cheap flights from Chicago O'Hare Intl Airport to Bucharest from $200

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 11/3. 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

LOT Logo
9:55 pm - 11:15 pmORD-OTP
17h 20m1 stop
LOT Logo
8:20 am - 8:00 pmOTP-ORD
19h 40m1 stop
$530LOT
Find Deal
Tue, Dec 2 - Tue, Dec 16
Multiple Airlines Logo
6:50 pm - 3:50 pmORD-OTP
13h 00m1 stop
Multiple Airlines Logo
1:05 pm - 6:25 pmOTP-ORD
13h 20m1 stop
$532Multiple Airlines
Find Deal
Wed, Dec 3 - Tue, Dec 16
Multiple Airlines Logo
1:00 pm - 12:30 pmORD-OTP
15h 30m2 stops
Multiple Airlines Logo
6:30 am - 4:20 pmOTP-ORD
17h 50m1 stop
$533Multiple Airlines
Find Deal
Tue, Nov 4 - Tue, Nov 18
British Airways Logo
9:45 pm - 7:35 pmORD-OTP
13h 50m1 stop
British Airways Logo
8:00 am - 6:45 pmOTP-ORD
18h 45m1 stop
$541British Airways
Find Deal
Sun, Nov 30 - Thu, Dec 18
Turkish Airlines Logo
9:20 pm - 8:50 amORD-OTP
28h 30m1 stop
Turkish Airlines Logo
9:45 pm - 10:05 pmOTP-ORD
32h 20m1 stop
$545Turkish Airlines
Find Deal
Sun, Mar 15 - Sun, Mar 29
British Airways Logo
9:45 pm - 7:35 pmORD-OTP
13h 50m1 stop
British Airways Logo
3:50 pm - 6:45 pmOTP-ORD
34h 55m1 stop
$553British Airways
Find Deal
Sun, Nov 30 - Wed, Dec 17
United Airlines Logo
3:35 pm - 6:35 pmORD-OTP
19h 00m1 stop
United Airlines Logo
5:55 am - 8:00 amOTP-ORD
34h 05m2 stops
$556United Airlines
Find Deal
Sun, Oct 12 - Tue, Nov 25
United Airlines Logo
8:40 am - 1:00 pmORD-OTP
20h 20m2 stops
United Airlines Logo
6:05 am - 1:10 pmOTP-ORD
15h 05m1 stop
$560United Airlines
Find Deal
Tue, Oct 7 - Wed, Nov 26
Lufthansa Logo
9:40 pm - 1:00 amORD-OTP
19h 20m1 stop
Lufthansa Logo
5:55 am - 6:19 pmOTP-ORD
20h 24m2 stops
$586Lufthansa
Find Deal
Sat, Oct 11 - Fri, Nov 21
Lufthansa Logo
3:35 pm - 11:55 amORD-OTP
12h 20m1 stop
Lufthansa Logo
6:05 am - 12:55 pmOTP-ORD
14h 50m2 stops
$588Lufthansa
Find Deal
Wed, Oct 15 - Wed, Oct 22

LOT flights from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport

Our best LOT deals on Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport flight tickets
LOT
Dec 2
ORD9:55 pmChicago O'Hare Intl
17h 20m
1 stop
OTP11:15 pmBucharest Otopeni Intl
Dec 16
OTP8:20 amBucharest Otopeni Intl
19h 40m
1 stop
ORD8:00 pmChicago O'Hare Intl
$530
Find similar
LOT
Oct 9
ORD9:40 pmChicago O'Hare Intl
12h 05m
1 stop
OTP5:45 pmBucharest Otopeni Intl
Nov 24
OTP8:20 amBucharest Otopeni Intl
19h 35m
2 stops
ORD7:55 pmChicago O'Hare Intl
$534
Find similar
LOT
Oct 13
ORD5:10 pmChicago O'Hare Intl
24h 40m
1 stop
OTP1:50 amBucharest Otopeni Intl
Oct 20
OTP2:35 pmBucharest Otopeni Intl
13h 05m
1 stop
ORD7:40 pmChicago O'Hare Intl
$535
Find similar

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 15
ORD9:20 pmChicago O'Hare Intl
28h 30m
1 stop
OTP8:50 amBucharest Otopeni Intl
Mar 29
OTP9:45 pmBucharest Otopeni Intl
32h 20m
1 stop
ORD10:05 pmChicago O'Hare Intl
$545
Find similar
Turkish Airlines
Sep 22
ORD7:50 pmChicago O'Hare Intl
28h 15m
1 stop
OTP8:05 amBucharest Otopeni Intl
Sep 28
OTP9:55 pmBucharest Otopeni Intl
32h 05m
1 stop
ORD10:00 pmChicago O'Hare Intl
$4,535
Find similar
Turkish Airlines
Sep 22
ORD7:50 pmChicago O'Hare Intl
28h 15m
1 stop
OTP8:05 amBucharest Otopeni Intl
Sep 27
OTP9:35 amBucharest Otopeni Intl
32h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$5,078
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 September 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

Tue 12/2

9:55 pm-11:15 pm

1 stop17h 20m

Bucharest Otopeni Intl

Tue 12/16

8:20 am-8:00 pm

1 stop19h 40m

$530

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 12/3

6:50 pm-3:50 pm

1 stop13h 00m

Bucharest Otopeni Intl

Tue 12/16

1:05 pm-6:25 pm

1 stop13h 20m

$532

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 11/4

1:00 pm-12:30 pm

2 stops15h 30m

Bucharest Otopeni Intl

Tue 11/18

6:30 am-4:20 pm

1 stop17h 50m

$533

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 11/30

9:45 pm-7:35 pm

1 stop13h 50m

Bucharest Otopeni Intl

Thu 12/18

8:00 am-6:45 pm

1 stop18h 45m

$541

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 3/15

9:20 pm-8:50 am

1 stop28h 30m

Bucharest Otopeni Intl

Sun 3/29

9:45 pm-10:05 pm

1 stop32h 20m

$545

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 11/30

9:45 pm-7:35 pm

1 stop13h 50m

Bucharest Otopeni Intl

Wed 12/17

3:50 pm-6:45 pm

1 stop34h 55m

$553

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 10/12

3:35 pm-6:35 pm

1 stop19h 00m

Bucharest Otopeni Intl

Tue 11/25

5:55 am-8:00 am

2 stops34h 05m

$556

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 10/7

8:40 am-1:00 pm

2 stops20h 20m

Bucharest Otopeni Intl

Wed 11/26

6:05 am-1:10 pm

1 stop15h 05m

$560

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 10/11

9:40 pm-1:00 am

1 stop19h 20m

Bucharest Otopeni Intl

Fri 11/21

5:55 am-6:19 pm

2 stops20h 24m

$586

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 10/15

3:35 pm-11:55 am

1 stop12h 20m

Bucharest Otopeni Intl

Wed 10/22

6:05 am-12:55 pm

2 stops14h 50m

$588

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 February, then book flights to Bucharest Otopeni Intl Airport from Chicago O'Hare Intl Airport during January instead. Flights to Bucharest Otopeni Intl Airport in January, while not as cheap as those in February, still average around $538.

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

Our data shows that Tuesday is the least expensive day to fly to Bucharest Otopeni Intl Airport. Tickets to fly out on this day can be as low as $718. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport for around $931.

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. At noon is when there is more demand to fly to Bucharest Otopeni Intl Airport, so prices are often more expensive at around $905 per ticket.

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 $722 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.

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

As of September 2025, prices for Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport flights are approximately 26% 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

Direct flights

None
There are no direct flights from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport. There are no popular flight routes from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport.
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 11h 45m.

  • 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 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
1,486 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $503Free CancellationRating
7.3
3,965 reviews
Search Turkish Airlines flights
Austrian AirlinesPriceFrom $517Free CancellationRating
7.6
850 reviews
Search Austrian Airlines flights
LufthansaPriceFrom $534Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
LOTPriceFrom $538Free CancellationRating
7.6
1,117 reviews
Search LOT flights
British AirwaysPriceFrom $544Free CancellationRating
6.7
7,367 reviews
Search British Airways flights
Air FrancePriceFrom $580Free CancellationRating
7.4
1,468 reviews
Search Air France flights
KLMPriceFrom $582Free CancellationRating
7.8
1,386 reviews
Search KLM flights
SWISSPriceFrom $587Free CancellationRating
7.6
1,737 reviews
Search SWISS flights
United AirlinesPriceFrom $588Free CancellationRating
7.4
8,926 reviews
Search United Airlines 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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