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Cheap flights from Chicago O'Hare Intl Airport to Bucharest from $211

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 4/18. 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
11:25 am - 2:35 pm
ORD
-
OTP
19h 10m
1 stop
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
$515Turkish Airlines
Wed, Sep 2 - Wed, Sep 16
Turkish Airlines Logo
11:25 am - 8:10 am
ORD
-
OTP
12h 45m
1 stop
Turkish Airlines Logo
9:30 am - 6:15 pm
OTP
-
ORD
16h 45m
1 stop
$521Turkish Airlines
Tue, Apr 28 - Tue, May 12
Turkish Airlines Logo
8:10 pm - 8:15 pm
ORD
-
OTP
16h 05m
1 stop
Turkish Airlines Logo
9:30 am - 6:15 pm
OTP
-
ORD
16h 45m
1 stop
$522Turkish Airlines
Wed, Apr 29 - Wed, May 13
Turkish Airlines Logo
8:10 pm - 2:35 pm
ORD
-
OTP
34h 25m
1 stop
Turkish Airlines Logo
9:30 am - 9:40 am
OTP
-
ORD
32h 10m
1 stop
$524Turkish Airlines
Wed, Apr 29 - Wed, Jun 10
Turkish Airlines Logo
8:10 pm - 12:05 pm
ORD
-
OTP
31h 55m
1 stop
Turkish Airlines Logo
9:30 am - 9:40 am
OTP
-
ORD
32h 10m
1 stop
$525Turkish Airlines
Tue, Apr 21 - Tue, Apr 28
Turkish Airlines Logo
8:10 pm - 8:15 pm
ORD
-
OTP
16h 05m
1 stop
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
$527Turkish Airlines
Mon, Apr 13 - Mon, Apr 20
Air Serbia Logo
4:40 pm - 3:20 pm
ORD
-
OTP
14h 40m
1 stop
Air Serbia Logo
4:05 pm - 2:30 pm
OTP
-
ORD
30h 25m
1 stop
$529Air Serbia
Wed, Aug 19 - Tue, Sep 1
Air Serbia Logo
11:20 pm - 3:20 pm
ORD
-
OTP
32h 00m
1 stop
Air Serbia Logo
4:05 pm - 9:15 pm
OTP
-
ORD
13h 10m
1 stop
$530Air Serbia
Sat, Apr 4 - Sat, Apr 18
Turkish Airlines Logo
11:25 am - 8:10 am
ORD
-
OTP
12h 45m
1 stop
Turkish Airlines Logo
9:30 am - 9:40 am
OTP
-
ORD
32h 10m
1 stop
$531Turkish Airlines
Sun, Apr 12 - Tue, Apr 28
Air Serbia Logo
11:20 pm - 3:20 pm
ORD
-
OTP
32h 00m
1 stop
Air Serbia Logo
4:30 am - 9:15 pm
OTP
-
ORD
24h 45m
1 stop
$532Air Serbia
Sat, Apr 4 - Sat, Apr 18

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
Sep 2
ORD11:25 amChicago O'Hare Intl
19h 10m
1 stop
OTP2:35 pmBucharest Otopeni Intl
Sep 16
OTP9:35 pmBucharest Otopeni Intl
20h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$515
Turkish Airlines
Apr 28
ORD11:25 amChicago O'Hare Intl
12h 45m
1 stop
OTP8:10 amBucharest Otopeni Intl
May 12
OTP9:30 amBucharest Otopeni Intl
16h 45m
1 stop
ORD6:15 pmChicago O'Hare Intl
$521
Turkish Airlines
Apr 29
ORD8:10 pmChicago O'Hare Intl
34h 25m
1 stop
OTP2:35 pmBucharest Otopeni Intl
Jun 10
OTP9:30 amBucharest Otopeni Intl
32h 10m
1 stop
ORD9:40 amChicago O'Hare Intl
$524

Air Serbia flights from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport

Our best Air Serbia deals on Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport flight tickets
Air Serbia
Aug 19
ORD4:40 pmChicago O'Hare Intl
14h 40m
1 stop
OTP3:20 pmBucharest Otopeni Intl
Sep 1
OTP4:05 pmBucharest Otopeni Intl
30h 25m
1 stop
ORD2:30 pmChicago O'Hare Intl
$529
Air Serbia
Apr 4
ORD11:20 pmChicago O'Hare Intl
32h 00m
1 stop
OTP3:20 pmBucharest Otopeni Intl
Apr 18
OTP4:05 pmBucharest Otopeni Intl
13h 10m
1 stop
ORD9:15 pmChicago O'Hare Intl
$530
Air Serbia
Apr 4
ORD11:20 pmChicago O'Hare Intl
32h 00m
1 stop
OTP3:20 pmBucharest Otopeni Intl
Apr 21
OTP4:05 pmBucharest Otopeni Intl
30h 25m
1 stop
ORD2:30 pmChicago O'Hare Intl
$532

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 March 11, 2026.
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

Cheapest round-trip

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 9/2

11:25 am-2:35 pm

1 stop19h 10m

Bucharest Otopeni Intl

Wed 9/16

9:35 pm-9:40 am

1 stop20h 05m

$515
Quickest round-trip

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 4/28

11:25 am-8:10 am

1 stop12h 45m

Bucharest Otopeni Intl

Tue 5/12

9:30 am-6:15 pm

1 stop16h 45m

$521

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 4/29

8:10 pm-8:15 pm

1 stop16h 05m

Bucharest Otopeni Intl

Wed 5/13

9:30 am-6:15 pm

1 stop16h 45m

$522

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 4/29

8:10 pm-2:35 pm

1 stop34h 25m

Bucharest Otopeni Intl

Wed 6/10

9:30 am-9:40 am

1 stop32h 10m

$524

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 4/21

8:10 pm-12:05 pm

1 stop31h 55m

Bucharest Otopeni Intl

Tue 4/28

9:30 am-9:40 am

1 stop32h 10m

$525

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 4/13

8:10 pm-8:15 pm

1 stop16h 05m

Bucharest Otopeni Intl

Mon 4/20

9:35 pm-9:40 am

1 stop20h 05m

$527

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/19

4:40 pm-3:20 pm

1 stop14h 40m

Bucharest Otopeni Intl

Tue 9/1

4:05 pm-2:30 pm

1 stop30h 25m

$529

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 4/4

11:20 pm-3:20 pm

1 stop32h 00m

Bucharest Otopeni Intl

Sat 4/18

4:05 pm-9:15 pm

1 stop13h 10m

$530

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 4/12

11:25 am-8:10 am

1 stop12h 45m

Bucharest Otopeni Intl

Tue 4/28

9:30 am-9:40 am

1 stop32h 10m

$531

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 4/4

11:20 pm-3:20 pm

1 stop32h 00m

Bucharest Otopeni Intl

Sat 4/18

4:30 am-9:15 pm

1 stop24h 45m

$532

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 January instead. Flights to Bucharest Otopeni Intl Airport in January, while not as cheap as those in November, still average around $575.

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

Our data shows that Monday is the least expensive day to fly to Bucharest Otopeni Intl Airport. Tickets to fly out on this day can be as low as $829. When flying out on a Tuesday, 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 $860.

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 $715 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 $365 on momondo.

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

There are 2 cabin classes 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?

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

$786

Fastest flight time

9h 50m

Direct flights

Mon and Fri
The best flight deal from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport found on momondo in the last 72 hours is $786
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. There are no airlines offering direct flights.
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
United AirlinesPriceFrom $300Free CancellationRating
7.4
9,418 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $326Free CancellationRating
7.3
1,712 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $503Free CancellationRating
7.3
4,253 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom $514Free CancellationRating
6.7
7,784 reviews
Search British Airways flights
Austrian AirlinesPriceFrom $517Free CancellationRating
7.6
901 reviews
Search Austrian Airlines flights
KLMPriceFrom $539Free CancellationRating
7.8
1,470 reviews
Search KLM flights
LufthansaPriceFrom $553Free CancellationRating
6.8
7,844 reviews
Search Lufthansa flights
LOTPriceFrom $562Free CancellationRating
7.5
1,183 reviews
Search LOT flights
Air FrancePriceFrom $569Free CancellationRating
7.4
1,544 reviews
Search Air France flights
DeltaPriceFrom $575Free CancellationRating
7.9
8,286 reviews
Search Delta flights

Traveling to a place near Bucharest?

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