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Cheap flights from Chicago to Bucharest from $289

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 10/17. 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
11:25 am - 8:10 am
ORD
-
OTP
12h 45m
1 stop
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
$784Turkish Airlines
Sun, Sep 6 - Tue, Sep 22
Turkish Airlines Logo
8:10 pm - 2:35 pm
ORD
-
OTP
34h 25m
1 stop
Turkish Airlines Logo
9:35 am - 9:40 am
OTP
-
ORD
32h 05m
1 stop
$784Turkish Airlines
Wed, Sep 9 - Thu, Sep 24
Multiple Airlines Logo
6:05 pm - 1:35 am
ORD
-
OTP
23h 30m
2 stops
Multiple Airlines Logo
8:20 pm - 4:00 pm
OTP
-
ORD
27h 40m
2 stops
$784Multiple Airlines
Sat, Sep 12 - Thu, Sep 24
Multiple Airlines Logo
8:10 pm - 1:35 am
ORD
-
OTP
21h 25m
2 stops
Multiple Airlines Logo
7:40 am - 9:40 am
OTP
-
ORD
34h 00m
2 stops
$784Multiple Airlines
Wed, Sep 9 - Wed, Sep 16
Delta Logo
11:19 am - 2:10 pm
ORD
-
OTP
19h 51m
2 stops
Delta Logo
6:00 am - 2:25 pm
OTP
-
ORD
16h 25m
1 stop
$787Delta
Sun, Oct 25 - Sun, Nov 8
Delta Logo
12:29 pm - 2:10 pm
ORD
-
OTP
18h 41m
2 stops
Delta Logo
6:00 am - 2:25 pm
OTP
-
ORD
16h 25m
1 stop
$787Delta
Fri, Oct 30 - Thu, Nov 12
Air Serbia Logo
11:20 pm - 3:05 am
ORD
-
OTP
19h 45m
1 stop
Air Serbia Logo
4:05 pm - 9:15 pm
OTP
-
ORD
13h 10m
1 stop
$793Air Serbia
Sat, Sep 12 - Sat, Sep 19
Air Serbia Logo
11:20 pm - 3:35 pm
ORD
-
OTP
32h 15m
1 stop
Air Serbia Logo
4:30 am - 9:15 pm
OTP
-
ORD
24h 45m
1 stop
$793Air Serbia
Sat, Sep 12 - Sat, Sep 19
American Airlines Logo
1:59 pm - 3:10 pm
ORD
-
OTP
18h 11m
2 stops
American Airlines Logo
8:00 am - 9:54 pm
OTP
-
ORD
21h 54m
2 stops
$794American Airlines
Fri, Oct 30 - Fri, Nov 13
American Airlines Logo
1:59 pm - 3:10 pm
ORD
-
OTP
17h 11m
2 stops
American Airlines Logo
8:00 am - 7:15 pm
OTP
-
ORD
19h 15m
1 stop
$843American Airlines
Fri, Dec 25 - Fri, Jan 8

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LOT flights from Chicago to Bucharest Otopeni Intl Airport

Our best LOT deals on Chicago to Bucharest Otopeni Intl Airport flight tickets
LOT
Aug 26
ORD9:50 pmChicago O'Hare Intl
32h 00m
1 stop
OTP1:50 pmBucharest Otopeni Intl
Sep 9
OTP8:20 amBucharest Otopeni Intl
19h 30m
1 stop
ORD7:50 pmChicago O'Hare Intl
$794
LOT
Sep 2
ORD9:50 pmChicago O'Hare Intl
32h 00m
1 stop
OTP1:50 pmBucharest Otopeni Intl
Sep 29
OTP5:35 amBucharest Otopeni Intl
17h 35m
1 stop
ORD3:10 pmChicago O'Hare Intl
$797
LOT
Sep 2
ORD9:50 pmChicago O'Hare Intl
11h 55m
1 stop
OTP5:45 pmBucharest Otopeni Intl
Sep 29
OTP2:35 pmBucharest Otopeni Intl
13h 15m
1 stop
ORD7:50 pmChicago O'Hare Intl
$801

KLM flights from Chicago to Bucharest Otopeni Intl Airport

Our best KLM deals on Chicago to Bucharest Otopeni Intl Airport flight tickets
KLM
Sep 9
MDW5:37 pmChicago Midway
15h 43m
2 stops
OTP5:20 pmBucharest Otopeni Intl
Sep 16
OTP8:35 amBucharest Otopeni Intl
17h 44m
2 stops
MDW6:19 pmChicago Midway
$846
KLM
Sep 9
MDW5:37 pmChicago Midway
15h 43m
2 stops
OTP5:20 pmBucharest Otopeni Intl
Sep 16
OTP8:35 amBucharest Otopeni Intl
17h 44m
2 stops
MDW6:19 pmChicago Midway
$852
KLM
Sep 9
MDW5:37 pmChicago Midway
15h 43m
2 stops
OTP5:20 pmBucharest Otopeni Intl
Sep 16
OTP8:35 amBucharest Otopeni Intl
17h 44m
2 stops
MDW6:19 pmChicago Midway
$853

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 30, 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
Quickest round-trip

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 9/6

11:25 am-8:10 am

1 stop12h 45m

Bucharest Otopeni Intl

Tue 9/22

9:35 pm-9:40 am

1 stop20h 05m

$784

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 9/9

8:10 pm-2:35 pm

1 stop34h 25m

Bucharest Otopeni Intl

Thu 9/24

9:35 am-9:40 am

1 stop32h 05m

$784

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 9/12

6:05 pm-1:35 am

2 stops23h 30m

Bucharest Otopeni Intl

Thu 9/24

8:20 pm-4:00 pm

2 stops27h 40m

$784

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 9/9

8:10 pm-1:35 am

2 stops21h 25m

Bucharest Otopeni Intl

Wed 9/16

7:40 am-9:40 am

2 stops34h 00m

$784

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 10/25

11:19 am-2:10 pm

2 stops19h 51m

Bucharest Otopeni Intl

Sun 11/8

6:00 am-2:25 pm

1 stop16h 25m

$787

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Fri 10/30

12:29 pm-2:10 pm

2 stops18h 41m

Bucharest Otopeni Intl

Thu 11/12

6:00 am-2:25 pm

1 stop16h 25m

$787

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 9/12

11:20 pm-3:05 am

1 stop19h 45m

Bucharest Otopeni Intl

Sat 9/19

4:05 pm-9:15 pm

1 stop13h 10m

$793

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sat 9/12

11:20 pm-3:35 pm

1 stop32h 15m

Bucharest Otopeni Intl

Sat 9/19

4:30 am-9:15 pm

1 stop24h 45m

$793

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Fri 10/30

1:59 pm-3:10 pm

2 stops18h 11m

Bucharest Otopeni Intl

Fri 11/13

8:00 am-9:54 pm

2 stops21h 54m

$794

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Fri 12/25

1:59 pm-3:10 pm

2 stops17h 11m

Bucharest Otopeni Intl

Fri 1/8

8:00 am-7:15 pm

1 stop19h 15m

$843

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?

Prices are currently typical for flights on this route.

Typical prices usually range from $568 to $856.
The lowest price recently found on this route was $784.

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 February instead. Flights to Bucharest Otopeni Intl Airport in February, while not as cheap as those in November, still average around $586.

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 $746 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?

You could potentially save up to 3% on your flight if you consider stops on a Chicago to Bucharest Otopeni Intl Airport flight.

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
10,051 reviews
Search United Airlines flights
British AirwaysPriceFrom $418Free CancellationRating
6.7
8,129 reviews
Search British Airways flights
Turkish AirlinesPriceFrom $503Free CancellationRating
7.4
4,456 reviews
Search Turkish Airlines flights
Air FrancePriceFrom $510Free CancellationRating
7.5
1,629 reviews
Search Air France flights
KLMPriceFrom $541Free CancellationRating
7.8
1,551 reviews
Search KLM flights
LufthansaPriceFrom $553Free CancellationRating
6.8
8,166 reviews
Search Lufthansa flights
Air SerbiaPriceFrom $566Free CancellationRating
6.2
233 reviews
Search Air Serbia flights
SWISSPriceFrom $569Free CancellationRating
7.5
2,019 reviews
Search SWISS flights
DeltaPriceFrom $575Free CancellationRating
7.8
8,487 reviews
Search Delta flights
LOTPriceFrom $586Free CancellationRating
7.6
1,215 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.

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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