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Cheap flights from Chicago to Bucharest from $261

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 12/2. 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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0 bags

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Cheap round-trip flights

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Turkish Airlines Logo
8:20 pm - 2:10 pmORD-OTP
33h 50m1 stop
Turkish Airlines Logo
9:50 pm - 6:25 pmOTP-ORD
28h 35m1 stop
$529Turkish Airlines
Find Deal
Fri, Feb 13 - Fri, Feb 20
Multiple Airlines Logo
6:50 pm - 3:45 pmORD-OTP
12h 55m1 stop
Multiple Airlines Logo
2:45 pm - 8:05 pmOTP-ORD
13h 20m1 stop
$534Multiple Airlines
Find Deal
Tue, Dec 2 - Thu, Dec 11
Multiple Airlines Logo
7:05 pm - 1:05 amORD-OTP
22h 00m1 stop
Multiple Airlines Logo
1:50 pm - 7:55 pmOTP-ORD
14h 05m1 stop
$535Multiple Airlines
Find Deal
Sat, Apr 11 - Sat, Apr 25
Turkish Airlines Logo
12:50 pm - 8:50 amORD-OTP
13h 00m1 stop
Turkish Airlines Logo
9:45 pm - 9:40 amOTP-ORD
19h 55m1 stop
$538Turkish Airlines
Find Deal
Mon, Mar 16 - Mon, Mar 30
Multiple Airlines Logo
12:50 pm - 6:35 pmORD-OTP
22h 45m2 stops
Multiple Airlines Logo
1:50 pm - 7:55 pmOTP-ORD
14h 05m1 stop
$540Multiple Airlines
Find Deal
Mon, Mar 16 - Mon, Mar 30
Multiple Airlines Logo
12:50 pm - 6:35 pmORD-OTP
21h 45m2 stops
Multiple Airlines Logo
2:50 pm - 8:05 pmOTP-ORD
13h 15m1 stop
$541Multiple Airlines
Find Deal
Mon, Nov 24 - Mon, Dec 8
Turkish Airlines Logo
11:25 am - 2:35 pmORD-OTP
19h 10m1 stop
Turkish Airlines Logo
9:45 pm - 9:40 amOTP-ORD
19h 55m1 stop
$547Turkish Airlines
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Tue, May 12 - Tue, May 19
Delta Logo
10:35 am - 12:10 pmMDW-OTP
17h 35m2 stops
Delta Logo
7:00 am - 6:34 pmOTP-MDW
19h 34m2 stops
$576Delta
Find Deal
Tue, Mar 31 - Tue, Apr 7
Delta Logo
10:46 am - 12:05 pmMDW-OTP
17h 19m2 stops
Delta Logo
6:00 am - 4:16 pmOTP-MDW
18h 16m2 stops
$577Delta
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Sat, Jan 24 - Sat, Feb 7
Delta Logo
1:00 pm - 5:20 pmMDW-OTP
20h 20m2 stops
Delta Logo
1:50 pm - 6:34 pmOTP-MDW
36h 44m2 stops
$580Delta
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Thu, Apr 2 - Mon, Apr 6

Delta flights from Chicago to Bucharest Otopeni Intl Airport

Our best Delta deals on Chicago to Bucharest Otopeni Intl Airport flight tickets
Delta
Nov 23
ORD5:20 pmChicago O'Hare Intl
21h 30m
1 stop
OTP10:50 pmBucharest Otopeni Intl
Dec 6
OTP1:55 pmBucharest Otopeni Intl
32h 25m
1 stop
ORD2:20 pmChicago O'Hare Intl
$563
Find similar
Delta
Nov 30
ORD5:20 pmChicago O'Hare Intl
34h 45m
1 stop
OTP12:05 pmBucharest Otopeni Intl
Dec 13
OTP6:00 amBucharest Otopeni Intl
16h 20m
1 stop
ORD2:20 pmChicago O'Hare Intl
$565
Find similar
Delta
Mar 31
ORD10:40 amChicago O'Hare Intl
17h 30m
2 stops
OTP12:10 pmBucharest Otopeni Intl
Apr 5
OTP1:50 pmBucharest Otopeni Intl
32h 30m
1 stop
ORD2:20 pmChicago O'Hare Intl
$566
Find similar

British Airways flights from Chicago to Bucharest Otopeni Intl Airport

Our best British Airways deals on Chicago to Bucharest Otopeni Intl Airport flight tickets
British Airways
Mar 29
ORD7:05 pmChicago O'Hare Intl
21h 40m
1 stop
OTP12:45 amBucharest Otopeni Intl
Apr 7
OTP8:25 amBucharest Otopeni Intl
17h 50m
1 stop
ORD6:15 pmChicago O'Hare Intl
$551
Find similar
British Airways
Jan 9
ORD9:45 pmChicago O'Hare Intl
17h 40m
1 stop
OTP11:25 pmBucharest Otopeni Intl
Jan 16
OTP8:00 amBucharest Otopeni Intl
18h 45m
1 stop
ORD6:45 pmChicago O'Hare Intl
$560
Find similar
British Airways
Jan 9
ORD11:44 amChicago O'Hare Intl
19h 26m
2 stops
OTP3:10 pmBucharest Otopeni Intl
Jan 16
OTP8:00 amBucharest Otopeni Intl
17h 42m
2 stops
ORD5:42 pmChicago O'Hare Intl
$581
Find similar

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 November 13, 2025.
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

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Fri 2/13

8:20 pm-2:10 pm

1 stop33h 50m

Bucharest Otopeni Intl

Fri 2/20

9:50 pm-6:25 pm

1 stop28h 35m

$529

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 12/2

6:50 pm-3:45 pm

1 stop12h 55m

Bucharest Otopeni Intl

Thu 12/11

2:45 pm-8:05 pm

1 stop13h 20m

$534

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 4/11

7:05 pm-1:05 am

1 stop22h 00m

Bucharest Otopeni Intl

Sat 4/25

1:50 pm-7:55 pm

1 stop14h 05m

$535

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 3/16

12:50 pm-8:50 am

1 stop13h 00m

Bucharest Otopeni Intl

Mon 3/30

9:45 pm-9:40 am

1 stop19h 55m

$538

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 3/16

12:50 pm-6:35 pm

2 stops22h 45m

Bucharest Otopeni Intl

Mon 3/30

1:50 pm-7:55 pm

1 stop14h 05m

$540

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 11/24

12:50 pm-6:35 pm

2 stops21h 45m

Bucharest Otopeni Intl

Mon 12/8

2:50 pm-8:05 pm

1 stop13h 15m

$541

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 5/12

11:25 am-2:35 pm

1 stop19h 10m

Bucharest Otopeni Intl

Tue 5/19

9:45 pm-9:40 am

1 stop19h 55m

$547

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Tue 3/31

10:35 am-12:10 pm

2 stops17h 35m

Bucharest Otopeni Intl

Tue 4/7

7:00 am-6:34 pm

2 stops19h 34m

$576

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Sat 1/24

10:46 am-12:05 pm

2 stops17h 19m

Bucharest Otopeni Intl

Sat 2/7

6:00 am-4:16 pm

2 stops18h 16m

$577

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Thu 4/2

1:00 pm-5:20 pm

2 stops20h 20m

Bucharest Otopeni Intl

Mon 4/6

1:50 pm-6:34 pm

2 stops36h 44m

$580

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 cheapest month to fly to Bucharest Otopeni Intl Airport?

If you aren’t able to travel during the month of January, then book flights to Bucharest Otopeni Intl Airport from Chicago during November instead. Flights to Bucharest Otopeni Intl Airport in November, while not as cheap as those in January, still average around $571.

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

Our data shows that Friday is the least expensive day to fly to Bucharest Otopeni Intl Airport. Tickets to fly out on this day can be as low as $808. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Chicago 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 to Bucharest Otopeni Intl Airport during this time can be as low as $607. In the afternoon is when there is more demand to fly to Bucharest Otopeni Intl Airport, so prices are often more expensive at around $872 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest Otopeni Intl Airport for around $738 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 $634 on momondo.

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

$827

Direct flights

None
The best flight deal from Chicago to Bucharest Otopeni Intl Airport found on momondo in the last 72 hours is $827
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

  • 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 15m 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
Scandinavian AirlinesPriceFrom $385Free CancellationRating
7.4
1,575 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $503Free CancellationRating
7.3
4,043 reviews
Search Turkish Airlines flights
Austrian AirlinesPriceFrom $517Free CancellationRating
7.6
868 reviews
Search Austrian Airlines flights
LOTPriceFrom $538Free CancellationRating
7.5
1,134 reviews
Search LOT flights
British AirwaysPriceFrom $575Free CancellationRating
6.7
7,521 reviews
Search British Airways flights
SWISSPriceFrom $587Free CancellationRating
7.5
1,784 reviews
Search SWISS flights
LufthansaPriceFrom $588Free CancellationRating
6.8
7,572 reviews
Search Lufthansa flights
United AirlinesPriceFrom $595Free CancellationRating
7.4
9,017 reviews
Search United Airlines flights
Air FrancePriceFrom $618Free CancellationRating
7.4
1,487 reviews
Search Air France flights
Air SerbiaPriceFrom $655Free CancellationRating
6.2
207 reviews
Search Air Serbia 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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Why should I use momondo to find a flight deal from Chicago to Bucharest?

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.

Can I find flights from Chicago to Bucharest with flexible booking policies on momondo?

All flight searches from Chicago to Bucharest on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Chicago to Bucharest?

momondo provides multiple filters to help you find the best flight to Bucharest from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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