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Cheap flights from Chicago 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 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 to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
8:10 pm - 2:35 pm
ORD
-
OTP
34h 25m
1 stop
Turkish Airlines Logo
3:55 pm - 6:15 pm
OTP
-
ORD
34h 20m
1 stop
$788Turkish Airlines
Wed, Sep 2 - Wed, Sep 16
Delta Logo
10:24 am - 1:00 pm
ORD
-
OTP
18h 36m
2 stops
Delta Logo
2:00 pm - 3:25 pm
OTP
-
ORD
32h 25m
1 stop
$789Delta
Mon, Oct 19 - Tue, Oct 27
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
SWISS Logo
7:05 pm - 1:10 am
ORD
-
OTP
22h 05m
1 stop
SWISS Logo
4:10 pm - 12:35 pm
OTP
-
ORD
28h 25m
1 stop
$791SWISS
Sun, Aug 2 - Mon, Aug 24
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
1:59 pm - 1:40 pm
ORD
-
OTP
15h 41m
2 stops
Delta Logo
7:05 am - 5:01 pm
OTP
-
ORD
17h 56m
2 stops
$795Delta
Wed, Aug 12 - Wed, Aug 26
LOT Logo
9:50 pm - 5:45 pm
ORD
-
OTP
11h 55m
1 stop
LOT Logo
6:30 pm - 3:10 pm
OTP
-
ORD
28h 40m
1 stop
$797LOT
Mon, Aug 17 - Mon, Aug 31
LOT Logo
5:10 pm - 1:50 pm
ORD
-
OTP
12h 40m
1 stop
LOT Logo
6:30 pm - 3:10 pm
OTP
-
ORD
52h 40m
2 stops
$798LOT
Thu, Aug 6 - Mon, Aug 24
Multiple Airlines Logo
8:15 am - 2:40 pm
MDW
-
OTP
22h 25m
2 stops
Multiple Airlines Logo
8:35 am - 10:00 pm
OTP
-
MDW
21h 25m
2 stops
$902Multiple Airlines
Mon, Aug 17 - Mon, Aug 31

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SWISS flights from Chicago to Bucharest Otopeni Intl Airport

Our best SWISS deals on Chicago 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 6
ORD7:05 pmChicago O'Hare Intl
12h 15m
1 stop
OTP3:20 pmBucharest Otopeni Intl
Jul 31
OTP6:20 amBucharest Otopeni Intl
14h 15m
1 stop
ORD12:35 pmChicago O'Hare Intl
$1,118
SWISS
Jul 7
ORD7:05 pmChicago O'Hare Intl
22h 05m
1 stop
OTP1:10 amBucharest Otopeni Intl
Aug 2
OTP4:10 pmBucharest Otopeni Intl
28h 25m
1 stop
ORD12:35 pmChicago O'Hare Intl
$1,147

LOT flights from Chicago to Bucharest Otopeni Intl Airport

Our best LOT deals on Chicago 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
28h 40m
1 stop
ORD3:10 pmChicago O'Hare Intl
$797
LOT
Aug 6
ORD5:10 pmChicago O'Hare Intl
12h 40m
1 stop
OTP1:50 pmBucharest Otopeni Intl
Aug 24
OTP6:30 pmBucharest Otopeni Intl
52h 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 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 2, 2026.
Use the filters below to find and compare flights from Chicago 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

8:10 pm-2:35 pm

1 stop34h 25m

Bucharest Otopeni Intl

Wed 9/16

3:55 pm-6:15 pm

1 stop34h 20m

$788

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 10/19

10:24 am-1:00 pm

2 stops18h 36m

Bucharest Otopeni Intl

Tue 10/27

2:00 pm-3:25 pm

1 stop32h 25m

$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

Sun 8/2

7:05 pm-1:10 am

1 stop22h 05m

Bucharest Otopeni Intl

Mon 8/24

4:10 pm-12:35 pm

1 stop28h 25m

$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
Quickest round-trip

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/12

1:59 pm-1:40 pm

2 stops15h 41m

Bucharest Otopeni Intl

Wed 8/26

7:05 am-5:01 pm

2 stops17h 56m

$795

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-3:10 pm

1 stop28h 40m

$797

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Thu 8/6

5:10 pm-1:50 pm

1 stop12h 40m

Bucharest Otopeni Intl

Mon 8/24

6:30 pm-3:10 pm

2 stops52h 40m

$798

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Mon 8/17

8:15 am-2:40 pm

2 stops22h 25m

Bucharest Otopeni Intl

Mon 8/31

8:35 am-10:00 pm

2 stops21h 25m

$902

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Chicago 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 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 July, then book flights to Bucharest Otopeni Intl Airport from Chicago during May instead. Flights to Bucharest Otopeni Intl Airport in May, while not as cheap as those in July, still average around $280.

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 to Bucharest Otopeni Intl Airport for around $893.

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

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

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

You are more likely to see cheaper flights to Bucharest Otopeni Intl Airport from Chicago 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 for as low as $365 on momondo.

What cabin class options are available on Chicago to Bucharest Otopeni Intl Airport flights?

There are 3 cabin classes available to choose from on Chicago 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 to Bucharest Otopeni Intl Airport flights?

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

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

When to book flights from Chicago to Bucharest Otopeni Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago 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 to Bucharest Otopeni Intl Airport (CHI to OTP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago 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 in the past 72 hours is $478. The best round-trip flight deal from Chicago to Bucharest Otopeni Intl Airport found on momondo in the last 72 hours is $932.
The fastest flight from Chicago to Bucharest Otopeni Intl Airport takes 12h 45m
There are no direct flights from Chicago to Bucharest Otopeni Intl Airport. There are no popular flight routes from Chicago to Bucharest Otopeni Intl Airport.
Search flight deals

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

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

    The straight-line distance from Chicago to Bucharest Otopeni Intl is 5194.0 mi. Typically, this will take 12h 45m by plane in normal conditions.

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

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

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

  • How old do you have to be to fly from Chicago 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 to Bucharest Otopeni Intl Airport.

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

    The travel and health documents required for your trip to Bucharest Otopeni Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bucharest Otopeni Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

Best airlines flying from Chicago to Bucharest Otopeni Intl Airport

Compare and see reviews for airlines that fly from Chicago to Bucharest Otopeni Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $300Free CancellationRating
7.4
9,927 reviews
Search United Airlines flights
British AirwaysPriceFrom $418Free CancellationRating
6.7
8,091 reviews
Search British Airways flights
Turkish AirlinesPriceFrom $503Free CancellationRating
7.4
4,438 reviews
Search Turkish Airlines flights
Air FrancePriceFrom $510Free CancellationRating
7.5
1,616 reviews
Search Air France flights
Air SerbiaPriceFrom $537Free CancellationRating
6.1
232 reviews
Search Air Serbia flights
KLMPriceFrom $541Free CancellationRating
7.8
1,532 reviews
Search KLM flights
LufthansaPriceFrom $553Free CancellationRating
6.8
8,108 reviews
Search Lufthansa flights
SWISSPriceFrom $569Free CancellationRating
7.5
1,985 reviews
Search SWISS flights
DeltaPriceFrom $575Free CancellationRating
7.8
8,453 reviews
Search Delta flights
LOTPriceFrom $586Free CancellationRating
7.5
1,211 reviews
Search LOT flights

Traveling to a place near Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
Otopeni

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We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Bucharest for you.

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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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