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Cheap flights from Chicago O'Hare Intl Airport to Bucharest from $250

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 5/6. 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.
United Airlines Logo
3:35 pm - 12:00 pm
ORD
-
OTP
12h 25m
1 stop
United Airlines Logo
1:45 pm - 10:16 am
OTP
-
ORD
28h 31m
2 stops
$515United Airlines
Wed, Aug 12 - Wed, Aug 26
Turkish Airlines Logo
11:25 am - 8:10 am
ORD
-
OTP
12h 45m
1 stop
Turkish Airlines Logo
9:30 pm - 9:40 am
OTP
-
ORD
20h 10m
1 stop
$517Turkish Airlines
Sun, May 3 - Wed, May 13
Turkish Airlines Logo
11:25 am - 8:15 pm
ORD
-
OTP
24h 50m
1 stop
Turkish Airlines Logo
3:55 pm - 9:40 am
OTP
-
ORD
25h 45m
1 stop
$518Turkish Airlines
Sun, Apr 12 - Tue, Apr 28
Lufthansa Logo
3:35 pm - 6:35 pm
ORD
-
OTP
19h 00m
1 stop
Lufthansa Logo
1:45 pm - 7:55 pm
OTP
-
ORD
14h 10m
1 stop
$521Lufthansa
Wed, Aug 12 - Wed, Aug 26
Lufthansa Logo
9:40 pm - 6:35 pm
ORD
-
OTP
12h 55m
1 stop
Lufthansa Logo
1:45 pm - 7:55 pm
OTP
-
ORD
14h 10m
1 stop
$522Lufthansa
Wed, Aug 12 - Wed, Aug 26
SWISS Logo
2:40 pm - 3:20 pm
ORD
-
OTP
16h 40m
1 stop
SWISS Logo
4:10 pm - 12:35 pm
OTP
-
ORD
28h 25m
1 stop
$523SWISS
Tue, Aug 11 - Tue, Aug 25
Lufthansa Logo
9:40 pm - 1:10 am
ORD
-
OTP
19h 30m
1 stop
Lufthansa Logo
1:45 pm - 7:55 pm
OTP
-
ORD
14h 10m
1 stop
$524Lufthansa
Sat, Aug 1 - Wed, Aug 26
Turkish Airlines Logo
8:10 pm - 8:10 pm
ORD
-
OTP
16h 00m
1 stop
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
$526Turkish Airlines
Tue, Apr 21 - Tue, May 5
Turkish Airlines Logo
8:10 pm - 8:10 am
ORD
-
OTP
28h 00m
1 stop
Turkish Airlines Logo
9:45 pm - 9:40 am
OTP
-
ORD
19h 55m
1 stop
$527Turkish Airlines
Tue, Apr 7 - Tue, Apr 21
Multiple Airlines Logo
9:40 pm - 1:10 am
ORD
-
OTP
19h 30m
1 stop
Multiple Airlines Logo
4:10 pm - 12:35 pm
OTP
-
ORD
28h 25m
1 stop
$529Multiple Airlines
Tue, Aug 11 - Tue, Aug 25

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
May 3
ORD11:25 amChicago O'Hare Intl
12h 45m
1 stop
OTP8:10 amBucharest Otopeni Intl
May 13
OTP9:30 pmBucharest Otopeni Intl
20h 10m
1 stop
ORD9:40 amChicago O'Hare Intl
$517
Turkish Airlines
Apr 12
ORD11:25 amChicago O'Hare Intl
24h 50m
1 stop
OTP8:15 pmBucharest Otopeni Intl
Apr 28
OTP3:55 pmBucharest Otopeni Intl
25h 45m
1 stop
ORD9:40 amChicago O'Hare Intl
$518
Turkish Airlines
Apr 21
ORD8:10 pmChicago O'Hare Intl
16h 00m
1 stop
OTP8:10 pmBucharest Otopeni Intl
May 5
OTP9:35 pmBucharest Otopeni Intl
20h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$526

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

Our best United Airlines deals on Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport flight tickets
United Airlines
Aug 12
ORD3:35 pmChicago O'Hare Intl
12h 25m
1 stop
OTP12:00 pmBucharest Otopeni Intl
Aug 26
OTP1:45 pmBucharest Otopeni Intl
28h 31m
2 stops
ORD10:16 amChicago O'Hare Intl
$515
United Airlines
Aug 12
ORD7:33 amChicago O'Hare Intl
27h 02m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Aug 26
OTP1:45 pmBucharest Otopeni Intl
14h 10m
1 stop
ORD7:55 pmChicago O'Hare Intl
$536
United Airlines
Aug 11
ORD12:15 pmChicago O'Hare Intl
15h 45m
2 stops
OTP12:00 pmBucharest Otopeni Intl
Aug 25
OTP1:50 pmBucharest Otopeni Intl
29h 31m
2 stops
ORD11:21 amChicago O'Hare Intl
$539

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 1, 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

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/12

3:35 pm-12:00 pm

1 stop12h 25m

Bucharest Otopeni Intl

Wed 8/26

1:45 pm-10:16 am

2 stops28h 31m

$515

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 5/3

11:25 am-8:10 am

1 stop12h 45m

Bucharest Otopeni Intl

Wed 5/13

9:30 pm-9:40 am

1 stop20h 10m

$517

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 4/12

11:25 am-8:15 pm

1 stop24h 50m

Bucharest Otopeni Intl

Tue 4/28

3:55 pm-9:40 am

1 stop25h 45m

$518

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/12

3:35 pm-6:35 pm

1 stop19h 00m

Bucharest Otopeni Intl

Wed 8/26

1:45 pm-7:55 pm

1 stop14h 10m

$521

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/12

9:40 pm-6:35 pm

1 stop12h 55m

Bucharest Otopeni Intl

Wed 8/26

1:45 pm-7:55 pm

1 stop14h 10m

$522

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 8/11

2:40 pm-3:20 pm

1 stop16h 40m

Bucharest Otopeni Intl

Tue 8/25

4:10 pm-12:35 pm

1 stop28h 25m

$523

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 8/1

9:40 pm-1:10 am

1 stop19h 30m

Bucharest Otopeni Intl

Wed 8/26

1:45 pm-7:55 pm

1 stop14h 10m

$524

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 4/21

8:10 pm-8:10 pm

1 stop16h 00m

Bucharest Otopeni Intl

Tue 5/5

9:35 pm-9:40 am

1 stop20h 05m

$526

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 4/7

8:10 pm-8:10 am

1 stop28h 00m

Bucharest Otopeni Intl

Tue 4/21

9:45 pm-9:40 am

1 stop19h 55m

$527

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 8/11

9:40 pm-1:10 am

1 stop19h 30m

Bucharest Otopeni Intl

Tue 8/25

4:10 pm-12:35 pm

1 stop28h 25m

$529

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 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 $719 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

$788

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 $788
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
9,371 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $326Free CancellationRating
7.3
1,700 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $503Free CancellationRating
7.3
4,239 reviews
Search Turkish Airlines flights
Austrian AirlinesPriceFrom $517Free CancellationRating
7.6
901 reviews
Search Austrian Airlines flights
KLMPriceFrom $539Free CancellationRating
7.7
1,461 reviews
Search KLM flights
British AirwaysPriceFrom $542Free CancellationRating
6.7
7,772 reviews
Search British Airways flights
LufthansaPriceFrom $559Free CancellationRating
6.8
7,818 reviews
Search Lufthansa flights
LOTPriceFrom $562Free CancellationRating
7.5
1,182 reviews
Search LOT flights
Air FrancePriceFrom $569Free CancellationRating
7.4
1,541 reviews
Search Air France flights
DeltaPriceFrom $575Free CancellationRating
7.9
8,240 reviews
Search Delta flights

Traveling to a place near Bucharest?

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