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Cheap flights from Chicago O'Hare Intl Airport to Bucharest from $253

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 8/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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.
Air Serbia Logo
4:40 pm - 3:05 am
ORD
-
OTP
26h 25m
1 stop
Air Serbia Logo
4:05 pm - 9:15 pm
OTP
-
ORD
13h 10m
1 stop
$788Air Serbia
Wed, Aug 26 - Sat, Sep 12
Delta Logo
2:00 pm - 1:00 pm
ORD
-
OTP
15h 00m
2 stops
Delta Logo
2:00 pm - 2:15 pm
OTP
-
ORD
32h 15m
1 stop
$789Delta
Mon, Oct 19 - Wed, Oct 21
Multiple Airlines Logo
11:05 am - 3:20 pm
ORD
-
OTP
20h 15m
2 stops
Multiple Airlines Logo
4:10 pm - 12:35 pm
OTP
-
ORD
28h 25m
1 stop
$790Multiple Airlines
Sun, Aug 16 - Mon, Aug 24
Turkish Airlines Logo
8:10 pm - 8:15 pm
ORD
-
OTP
16h 05m
1 stop
Turkish Airlines Logo
9:30 am - 9:40 am
OTP
-
ORD
32h 10m
1 stop
$791Turkish Airlines
Mon, Aug 17 - Mon, Sep 14
Air Canada Logo
1:57 pm - 6:35 pm
ORD
-
OTP
20h 38m
2 stops
Air Canada Logo
6:30 am - 7:52 pm
OTP
-
ORD
21h 22m
2 stops
$792Air Canada
Mon, Nov 2 - Sat, Nov 14
Air Canada Logo
9:21 pm - 3:50 pm
ORD
-
OTP
35h 29m
2 stops
Air Canada Logo
6:30 am - 6:27 pm
OTP
-
ORD
19h 57m
2 stops
$794Air Canada
Fri, Oct 30 - Wed, Nov 18
Delta Logo
11:22 am - 1:40 pm
ORD
-
OTP
18h 18m
2 stops
Delta Logo
7:05 am - 8:55 pm
OTP
-
ORD
21h 50m
2 stops
$795Delta
Wed, Aug 12 - Wed, Aug 26
Scandinavian Airlines Logo
7:15 pm - 11:30 pm
ORD
-
OTP
20h 15m
2 stops
Scandinavian Airlines Logo
8:35 am - 4:45 pm
OTP
-
ORD
40h 10m
2 stops
$796Scandinavian Airlines
Sat, Dec 26 - Wed, Dec 30
LOT Logo
9:50 pm - 5:45 pm
ORD
-
OTP
11h 55m
1 stop
LOT Logo
6:30 pm - 7:50 pm
OTP
-
ORD
33h 20m
1 stop
$797LOT
Mon, Aug 17 - Mon, Aug 31
LOT Logo
10:50 pm - 11:15 pm
ORD
-
OTP
17h 25m
1 stop
LOT Logo
6:25 pm - 7:55 pm
OTP
-
ORD
57h 30m
2 stops
$798LOT
Sat, Oct 31 - Sat, Nov 14

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

Our best SWISS deals on Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport flight tickets
SWISS
Aug 2
ORD7:05 pmChicago O'Hare Intl
22h 05m
1 stop
OTP1:10 amBucharest Otopeni Intl
Aug 24
OTP4:10 pmBucharest Otopeni Intl
28h 25m
1 stop
ORD12:35 pmChicago O'Hare Intl
$791
SWISS
Jul 17
ORD2:20 pmChicago O'Hare Intl
17h 00m
1 stop
OTP3:20 pmBucharest Otopeni Intl
Aug 19
OTP4:10 pmBucharest Otopeni Intl
28h 25m
1 stop
ORD12:35 pmChicago O'Hare Intl
$1,010
SWISS
Jul 13
ORD7:05 pmChicago O'Hare Intl
12h 15m
1 stop
OTP3:20 pmBucharest Otopeni Intl
Jul 27
OTP4:10 pmBucharest Otopeni Intl
31h 45m
1 stop
ORD3:55 pmChicago O'Hare Intl
$1,088

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
Aug 17
ORD9:50 pmChicago O'Hare Intl
11h 55m
1 stop
OTP5:45 pmBucharest Otopeni Intl
Aug 31
OTP6:30 pmBucharest Otopeni Intl
33h 20m
1 stop
ORD7:50 pmChicago O'Hare Intl
$797
LOT
Aug 6
ORD9:50 pmChicago O'Hare Intl
17h 25m
1 stop
OTP11:15 pmBucharest Otopeni Intl
Aug 25
OTP6:30 pmBucharest Otopeni Intl
28h 40m
2 stops
ORD3:10 pmChicago O'Hare Intl
$798
LOT
Aug 8
ORD9:50 pmChicago O'Hare Intl
11h 55m
1 stop
OTP5:45 pmBucharest Otopeni Intl
Aug 25
OTP6:30 pmBucharest Otopeni Intl
33h 20m
1 stop
ORD7:50 pmChicago O'Hare Intl
$799

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 July 4, 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
Quickest round-trip

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/26

4:40 pm-3:05 am

1 stop26h 25m

Bucharest Otopeni Intl

Sat 9/12

4:05 pm-9:15 pm

1 stop13h 10m

$788

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 10/19

2:00 pm-1:00 pm

2 stops15h 00m

Bucharest Otopeni Intl

Wed 10/21

2:00 pm-2:15 pm

1 stop32h 15m

$789

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 8/16

11:05 am-3:20 pm

2 stops20h 15m

Bucharest Otopeni Intl

Mon 8/24

4:10 pm-12:35 pm

1 stop28h 25m

$790

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 8/17

8:10 pm-8:15 pm

1 stop16h 05m

Bucharest Otopeni Intl

Mon 9/14

9:30 am-9:40 am

1 stop32h 10m

$791

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 11/2

1:57 pm-6:35 pm

2 stops20h 38m

Bucharest Otopeni Intl

Sat 11/14

6:30 am-7:52 pm

2 stops21h 22m

$792

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Fri 10/30

9:21 pm-3:50 pm

2 stops35h 29m

Bucharest Otopeni Intl

Wed 11/18

6:30 am-6:27 pm

2 stops19h 57m

$794

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/12

11:22 am-1:40 pm

2 stops18h 18m

Bucharest Otopeni Intl

Wed 8/26

7:05 am-8:55 pm

2 stops21h 50m

$795

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 12/26

7:15 pm-11:30 pm

2 stops20h 15m

Bucharest Otopeni Intl

Wed 12/30

8:35 am-4:45 pm

2 stops40h 10m

$796

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 8/17

9:50 pm-5:45 pm

1 stop11h 55m

Bucharest Otopeni Intl

Mon 8/31

6:30 pm-7:50 pm

1 stop33h 20m

$797

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 10/31

10:50 pm-11:15 pm

1 stop17h 25m

Bucharest Otopeni Intl

Sat 11/14

6:25 pm-7:55 pm

2 stops57h 30m

$798

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 typical price of a round-trip flight between Chicago O'Hare Intl Airport and Bucharest Otopeni Intl Airport?

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 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 $853. When flying out on a Friday, 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 $893.

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 from Chicago O'Hare Intl Airport 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 $736 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 Airport to Bucharest Otopeni Intl Airport flights?

There are 3 cabin classes available to choose from on Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport 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

$478

Fastest flight time

12h 45m

Direct flights

None
The best one-way flight to Bucharest Otopeni Intl Airport from Chicago O'Hare Intl Airport in the past 72 hours is $478. 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 $932.
The fastest flight from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport takes 12h 45m
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

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport

  • 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 12h 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 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
9,931 reviews
Search United Airlines flights
British AirwaysPriceFrom $418Free CancellationRating
6.7
8,095 reviews
Search British Airways flights
Turkish AirlinesPriceFrom $503Free CancellationRating
7.4
4,439 reviews
Search Turkish Airlines flights
Air FrancePriceFrom $510Free CancellationRating
7.5
1,618 reviews
Search Air France flights
Air SerbiaPriceFrom $537Free CancellationRating
6.1
232 reviews
Search Air Serbia flights
KLMPriceFrom $541Free CancellationRating
7.8
1,533 reviews
Search KLM flights
LufthansaPriceFrom $553Free CancellationRating
6.8
8,108 reviews
Search Lufthansa flights
SWISSPriceFrom $569Free CancellationRating
7.5
1,988 reviews
Search SWISS flights
DeltaPriceFrom $575Free CancellationRating
7.8
8,454 reviews
Search Delta flights
LOTPriceFrom $586Free CancellationRating
7.5
1,213 reviews
Search LOT flights

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