Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Chicago O'Hare Intl Airport to Bucharest from $308

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 4/26. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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.
Turkish Airlines Logo
11:25 am - 8:15 pm
ORD
-
OTP
24h 50m
1 stop
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
$558Turkish Airlines
Mon, Aug 17 - Mon, Sep 14
Turkish Airlines Logo
8:10 pm - 8:15 pm
ORD
-
OTP
16h 05m
1 stop
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
$570Turkish Airlines
Thu, Sep 17 - Thu, Oct 1
Turkish Airlines Logo
11:25 am - 12:05 pm
ORD
-
OTP
16h 40m
1 stop
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
$581Turkish Airlines
Mon, Aug 17 - Mon, Sep 14
Turkish Airlines Logo
8:10 pm - 8:15 pm
ORD
-
OTP
16h 05m
1 stop
Turkish Airlines Logo
9:50 pm - 10:05 am
OTP
-
ORD
20h 15m
1 stop
$582Turkish Airlines
Wed, Sep 2 - Thu, Nov 12
Turkish Airlines Logo
8:10 pm - 8:15 pm
ORD
-
OTP
16h 05m
1 stop
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
$584Turkish Airlines
Tue, Aug 25 - Wed, Sep 9
Turkish Airlines Logo
8:10 pm - 8:15 pm
ORD
-
OTP
16h 05m
1 stop
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
$589Turkish Airlines
Sun, Aug 16 - Wed, Sep 9
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
$590Turkish Airlines
Wed, Aug 19 - Wed, Sep 2
Air Serbia Logo
4:40 pm - 3:05 am
ORD
-
OTP
26h 25m
1 stop
Air Serbia Logo
4:05 pm - 9:15 pm
OTP
-
ORD
13h 10m
1 stop
$592Air Serbia
Wed, Aug 26 - Sat, Sep 12
Turkish Airlines Logo
11:25 am - 8:15 pm
ORD
-
OTP
24h 50m
1 stop
Turkish Airlines Logo
9:35 pm - 9:40 am
OTP
-
ORD
20h 05m
1 stop
$596Turkish Airlines
Mon, Sep 14 - Tue, Sep 29
Air Serbia Logo
4:40 pm - 3:20 pm
ORD
-
OTP
14h 40m
1 stop
Air Serbia Logo
4:05 pm - 2:30 pm
OTP
-
ORD
30h 25m
1 stop
$597Air Serbia
Wed, Sep 16 - Tue, Sep 29

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
Aug 17
ORD11:25 amChicago O'Hare Intl
24h 50m
1 stop
OTP8:15 pmBucharest Otopeni Intl
Sep 14
OTP9:35 pmBucharest Otopeni Intl
20h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$558
Turkish Airlines
Sep 17
ORD8:10 pmChicago O'Hare Intl
16h 05m
1 stop
OTP8:15 pmBucharest Otopeni Intl
Oct 1
OTP9:35 pmBucharest Otopeni Intl
20h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$570
Turkish Airlines
Aug 17
ORD11:25 amChicago O'Hare Intl
16h 40m
1 stop
OTP12:05 pmBucharest Otopeni Intl
Sep 14
OTP9:35 pmBucharest Otopeni Intl
20h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$581

Air Serbia flights from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport

Our best Air Serbia deals on Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport flight tickets
Air Serbia
Aug 26
ORD4:40 pmChicago O'Hare Intl
26h 25m
1 stop
OTP3:05 amBucharest Otopeni Intl
Sep 12
OTP4:05 pmBucharest Otopeni Intl
13h 10m
1 stop
ORD9:15 pmChicago O'Hare Intl
$592
Air Serbia
Sep 16
ORD4:40 pmChicago O'Hare Intl
14h 40m
1 stop
OTP3:20 pmBucharest Otopeni Intl
Sep 29
OTP4:05 pmBucharest Otopeni Intl
30h 25m
1 stop
ORD2:30 pmChicago O'Hare Intl
$597
Air Serbia
Sep 16
ORD4:40 pmChicago O'Hare Intl
14h 40m
1 stop
OTP3:20 pmBucharest Otopeni Intl
Sep 26
OTP4:05 pmBucharest Otopeni Intl
13h 10m
1 stop
ORD9:15 pmChicago O'Hare Intl
$612

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 April 14, 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

Cheapest round-trip

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 8/17

11:25 am-8:15 pm

1 stop24h 50m

Bucharest Otopeni Intl

Mon 9/14

9:35 pm-9:40 am

1 stop20h 05m

$558

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Thu 9/17

8:10 pm-8:15 pm

1 stop16h 05m

Bucharest Otopeni Intl

Thu 10/1

9:35 pm-9:40 am

1 stop20h 05m

$570

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 8/17

11:25 am-12:05 pm

1 stop16h 40m

Bucharest Otopeni Intl

Mon 9/14

9:35 pm-9:40 am

1 stop20h 05m

$581

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 9/2

8:10 pm-8:15 pm

1 stop16h 05m

Bucharest Otopeni Intl

Thu 11/12

9:50 pm-10:05 am

1 stop20h 15m

$582

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Tue 8/25

8:10 pm-8:15 pm

1 stop16h 05m

Bucharest Otopeni Intl

Wed 9/9

9:35 pm-9:40 am

1 stop20h 05m

$584

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Sun 8/16

8:10 pm-8:15 pm

1 stop16h 05m

Bucharest Otopeni Intl

Wed 9/9

9:35 pm-9:40 am

1 stop20h 05m

$589
Quickest round-trip

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/19

11:25 am-8:10 am

1 stop12h 45m

Bucharest Otopeni Intl

Wed 9/2

9:35 pm-9:40 am

1 stop20h 05m

$590

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 8/26

4:40 pm-3:05 am

1 stop26h 25m

Bucharest Otopeni Intl

Sat 9/12

4:05 pm-9:15 pm

1 stop13h 10m

$592

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Mon 9/14

11:25 am-8:15 pm

1 stop24h 50m

Bucharest Otopeni Intl

Tue 9/29

9:35 pm-9:40 am

1 stop20h 05m

$596

ChicagoBucharest

ORD - OTP

ORDOTP

Chicago O'Hare Intl

Wed 9/16

4:40 pm-3:20 pm

1 stop14h 40m

Bucharest Otopeni Intl

Tue 9/29

4:05 pm-2:30 pm

1 stop30h 25m

$597

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 Thursday is the least expensive day to fly to Bucharest Otopeni Intl Airport. Tickets to fly out on this day can be as low as $845. When flying out on a Monday, 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 $878.

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 $712 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?

You could potentially save up to 2% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport flight.

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

$442

Fastest flight time

9h 50m

Direct flights

Mon and Fri
The best one-way flight to Bucharest Otopeni Intl Airport from Chicago O'Hare Intl Airport in the past 72 hours is $442. The best round-trip flight deal from Chicago O'Hare Intl Airport to Bucharest Otopeni Intl Airport found on momondo in the last 72 hours is $815.
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. The only airline offering direct flights is HiSky.
Search flight deals

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

  • 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
9,587 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $477Free CancellationRating
7.3
1,750 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $499Free CancellationRating
6.7
7,885 reviews
Search British Airways flights
Turkish AirlinesPriceFrom $504Free CancellationRating
7.3
4,305 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $534Free CancellationRating
6.8
7,927 reviews
Search Lufthansa flights
KLMPriceFrom $539Free CancellationRating
7.8
1,499 reviews
Search KLM flights
Air SerbiaPriceFrom $566Free CancellationRating
6.1
218 reviews
Search Air Serbia flights
Air FrancePriceFrom $569Free CancellationRating
7.4
1,569 reviews
Search Air France flights
DeltaPriceFrom $575Free CancellationRating
7.9
8,404 reviews
Search Delta flights
LOTPriceFrom $586Free CancellationRating
7.5
1,188 reviews
Search LOT flights

Traveling to a place near Bucharest?

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

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Bucharest?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bucharest from Chicago.

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.

I’m not ready to book a flight from Chicago to Bucharest right now. Can momondo alert me if prices change?

Price alerts on flights to Bucharest from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Bucharest Otopeni Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 5/14
Thu 5/21
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Bucharest