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Cheap flights from Chicago to Bucharest from $220

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 5/10. 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
0 bags

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Find the cheapest flights from Chicago to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:35 pm - 6:35 pm
ORD
-
OTP
19h 00m
1 stop
United Airlines Logo
1:45 pm - 7:55 pm
OTP
-
ORD
14h 10m
1 stop
$512United Airlines
Mon, Aug 3 - Wed, Aug 26
Turkish Airlines Logo
12:50 pm - 2:10 pm
ORD
-
OTP
18h 20m
1 stop
Turkish Airlines Logo
9:50 pm - 11:05 am
OTP
-
ORD
20h 15m
1 stop
$518Turkish Airlines
Tue, Mar 10 - Tue, Mar 24
Lufthansa Logo
10:50 pm - 6:35 pm
ORD
-
OTP
12h 45m
1 stop
Lufthansa Logo
2:45 pm - 9:05 pm
OTP
-
ORD
13h 20m
1 stop
$521Lufthansa
Mon, Mar 9 - Thu, Mar 19
Multiple Airlines Logo
3:35 pm - 12:00 pm
ORD
-
OTP
12h 25m
1 stop
Multiple Airlines Logo
6:20 am - 12:35 pm
OTP
-
ORD
14h 15m
1 stop
$522Multiple Airlines
Thu, Aug 6 - Thu, Aug 20
Lufthansa Logo
9:40 pm - 6:35 pm
ORD
-
OTP
12h 55m
1 stop
Lufthansa Logo
2:05 pm - 7:55 pm
OTP
-
ORD
13h 50m
1 stop
$523Lufthansa
Sun, Mar 29 - Sun, Apr 12
Lufthansa Logo
9:40 pm - 6:35 pm
ORD
-
OTP
12h 55m
1 stop
Lufthansa Logo
6:05 am - 12:55 pm
OTP
-
ORD
14h 50m
1 stop
$524Lufthansa
Sat, Apr 4 - Sat, Apr 18
Lufthansa Logo
9:50 pm - 6:35 pm
ORD
-
OTP
12h 45m
1 stop
Lufthansa Logo
1:05 pm - 7:25 pm
OTP
-
ORD
13h 20m
1 stop
$525Lufthansa
Mon, Mar 2 - Mon, Mar 16
Turkish Airlines Logo
11:50 am - 8:50 am
ORD
-
OTP
13h 00m
1 stop
Turkish Airlines Logo
3:30 pm - 7:25 pm
OTP
-
ORD
34h 55m
1 stop
$527Turkish Airlines
Tue, Mar 3 - Tue, Mar 17
Scandinavian Airlines Logo
1:22 pm - 11:30 pm
MDW
-
OTP
26h 08m
2 stops
Scandinavian Airlines Logo
4:50 pm - 6:05 pm
OTP
-
MDW
33h 15m
2 stops
$965Scandinavian Airlines
Mon, May 18 - Mon, Jun 22
KLM Logo
6:34 pm - 3:25 pm
MDW
-
OTP
13h 51m
2 stops
KLM Logo
8:35 am - 6:40 pm
OTP
-
MDW
17h 05m
2 stops
$1,125KLM
Wed, Mar 11 - Wed, Mar 18

Lufthansa flights from Chicago to Bucharest Otopeni Intl Airport

Our best Lufthansa deals on Chicago to Bucharest Otopeni Intl Airport flight tickets
Lufthansa
Mar 9
ORD10:50 pmChicago O'Hare Intl
12h 45m
1 stop
OTP6:35 pmBucharest Otopeni Intl
Mar 19
OTP2:45 pmBucharest Otopeni Intl
13h 20m
1 stop
ORD9:05 pmChicago O'Hare Intl
$521
Lufthansa
Mar 29
ORD9:40 pmChicago O'Hare Intl
12h 55m
1 stop
OTP6:35 pmBucharest Otopeni Intl
Apr 12
OTP2:05 pmBucharest Otopeni Intl
13h 50m
1 stop
ORD7:55 pmChicago O'Hare Intl
$523
Lufthansa
Apr 4
ORD9:40 pmChicago O'Hare Intl
12h 55m
1 stop
OTP6:35 pmBucharest Otopeni Intl
Apr 18
OTP6:05 amBucharest Otopeni Intl
14h 50m
1 stop
ORD12:55 pmChicago O'Hare Intl
$524

KLM flights from Chicago to Bucharest Otopeni Intl Airport

Our best KLM deals on Chicago to Bucharest Otopeni Intl Airport flight tickets
KLM
Mar 11
MDW6:34 pmChicago Midway
13h 51m
2 stops
OTP3:25 pmBucharest Otopeni Intl
Mar 18
OTP8:35 amBucharest Otopeni Intl
17h 05m
2 stops
MDW6:40 pmChicago Midway
$1,125
KLM
Mar 11
MDW6:34 pmChicago Midway
13h 51m
2 stops
OTP3:25 pmBucharest Otopeni Intl
Mar 18
OTP8:35 amBucharest Otopeni Intl
17h 05m
2 stops
MDW6:40 pmChicago Midway
$3,504
KLM
Mar 9
MDW6:34 pmChicago Midway
13h 51m
2 stops
OTP3:25 pmBucharest Otopeni Intl
Mar 20
OTP8:35 amBucharest Otopeni Intl
17h 05m
2 stops
MDW6:40 pmChicago Midway
$7,470

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 February 9, 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

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 8/3

3:35 pm-6:35 pm

1 stop19h 00m

Bucharest Otopeni Intl

Wed 8/26

1:45 pm-7:55 pm

1 stop14h 10m

$512

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 3/10

12:50 pm-2:10 pm

1 stop18h 20m

Bucharest Otopeni Intl

Tue 3/24

9:50 pm-11:05 am

1 stop20h 15m

$518

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 3/9

10:50 pm-6:35 pm

1 stop12h 45m

Bucharest Otopeni Intl

Thu 3/19

2:45 pm-9:05 pm

1 stop13h 20m

$521

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Thu 8/6

3:35 pm-12:00 pm

1 stop12h 25m

Bucharest Otopeni Intl

Thu 8/20

6:20 am-12:35 pm

1 stop14h 15m

$522

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 3/29

9:40 pm-6:35 pm

1 stop12h 55m

Bucharest Otopeni Intl

Sun 4/12

2:05 pm-7:55 pm

1 stop13h 50m

$523

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 4/4

9:40 pm-6:35 pm

1 stop12h 55m

Bucharest Otopeni Intl

Sat 4/18

6:05 am-12:55 pm

1 stop14h 50m

$524

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 3/2

9:50 pm-6:35 pm

1 stop12h 45m

Bucharest Otopeni Intl

Mon 3/16

1:05 pm-7:25 pm

1 stop13h 20m

$525

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 3/3

11:50 am-8:50 am

1 stop13h 00m

Bucharest Otopeni Intl

Tue 3/17

3:30 pm-7:25 pm

1 stop34h 55m

$527

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Mon 5/18

1:22 pm-11:30 pm

2 stops26h 08m

Bucharest Otopeni Intl

Mon 6/22

4:50 pm-6:05 pm

2 stops33h 15m

$965

ChicagoBucharest

MDW - OTP

MDWOTP

Chicago Midway

Wed 3/11

6:34 pm-3:25 pm

2 stops13h 51m

Bucharest Otopeni Intl

Wed 3/18

8:35 am-6:40 pm

2 stops17h 05m

$1,125

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 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 during January instead. Flights to Bucharest Otopeni Intl Airport in January, while not as cheap as those in November, still average around $592.

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 to Bucharest Otopeni Intl Airport for around $952.

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 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 $722 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 $669 on momondo.

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

There are 2 cabin classes available to choose from on Chicago 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 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

$419

Fastest flight time

9h 50m

Direct flights

Mon and Fri
The best one-way flight to Bucharest Otopeni Intl Airport from Chicago in the past 72 hours is $419. The best round-trip flight deal from Chicago to Bucharest Otopeni Intl Airport found on momondo in the last 72 hours is $812.
The fastest flight from Chicago to Bucharest Otopeni Intl Airport takes 9h 50m
Direct flights go from Chicago to Bucharest Otopeni Intl Airport on Monday and Friday. The only airline offering direct flights is HiSky.
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 9h 50m 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 $326Free CancellationRating
7.3
1,679 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $503Free CancellationRating
7.3
4,210 reviews
Search Turkish Airlines flights
Austrian AirlinesPriceFrom $517Free CancellationRating
7.5
896 reviews
Search Austrian Airlines flights
KLMPriceFrom $541Free CancellationRating
7.7
1,450 reviews
Search KLM flights
British AirwaysPriceFrom $553Free CancellationRating
6.7
7,723 reviews
Search British Airways flights
LufthansaPriceFrom $566Free CancellationRating
6.8
7,775 reviews
Search Lufthansa flights
Air FrancePriceFrom $569Free CancellationRating
7.4
1,531 reviews
Search Air France flights
DeltaPriceFrom $575Free CancellationRating
7.9
8,174 reviews
Search Delta flights
LOTPriceFrom $576Free CancellationRating
7.5
1,179 reviews
Search LOT flights
United AirlinesPriceFrom $578Free CancellationRating
7.4
9,264 reviews
Search United Airlines 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.

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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