$441 Cheap Flights from Bucharest (OTP) to Chicago (ORD)

View $441 flight on Tue, Mar 31, 2026Opens in a new window

Popular airlines from Henri Coanda Intl. Airport (OTP) to Chicago O'Hare Intl. Airport (ORD)

Cheap Flights from Bucharest to Chicago (OTP-ORD)

Prices were available within the past 7 days and start at $441 for one-way flights and $545 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LOT-Polish Airlines
Wed, Nov 19 - Tue, Dec 2
OTP
Bucharest
ORD
Chicago
$545 Roundtrip, found 1 day ago
$545
Roundtrip
found 1 day ago
Select LOT-Polish Airlines flight, departing Wed, Nov 19 from Bucharest to Chicago, returning Tue, Dec 2, priced at $545 found 1 day ago
LOT-Polish Airlines
Wed, Nov 19 - Thu, Dec 4
OTP
Bucharest
ORD
Chicago
$596 Roundtrip, found 1 day ago
$596
Roundtrip
found 1 day ago
Select LOT-Polish Airlines flight, departing Wed, Nov 19 from Bucharest to Chicago, returning Thu, Dec 4, priced at $596 found 1 day ago
LOT-Polish Airlines
Wed, Feb 18 - Sun, Feb 22
OTP
Bucharest
ORD
Chicago
$614 Roundtrip, found 2 days ago
$614
Roundtrip
found 2 days ago
Select LOT-Polish Airlines flight, departing Wed, Feb 18 from Bucharest to Chicago, returning Sun, Feb 22, priced at $614 found 2 days ago
LOT-Polish Airlines
Thu, Nov 20 - Thu, Dec 11
OTP
Bucharest
ORD
Chicago
$614 Roundtrip, found 12 hours ago
$614
Roundtrip
found 12 hours ago
Select LOT-Polish Airlines flight, departing Thu, Nov 20 from Bucharest to Chicago, returning Thu, Dec 11, priced at $614 found 12 hours ago
American Airlines
Wed, Oct 22 - Wed, Nov 12
OTP
Bucharest
ORD
Chicago
$636 Roundtrip, found 1 day ago
$636
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Oct 22 from Bucharest to Chicago, returning Wed, Nov 12, priced at $636 found 1 day ago
British Airways
Sat, Jan 10 - Wed, Jan 14
OTP
Bucharest
ORD
Chicago
$639 Roundtrip, found 1 day ago
$639
Roundtrip
found 1 day ago
Select British Airways flight, departing Sat, Jan 10 from Bucharest to Chicago, returning Wed, Jan 14, priced at $639 found 1 day ago
Turkish Airlines
Tue, Mar 10 - Thu, Mar 19
OTP
Bucharest
ORD
Chicago
$667 Roundtrip, found 3 days ago
$667
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Tue, Mar 10 from Bucharest to Chicago, returning Thu, Mar 19, priced at $667 found 3 days ago
Air Serbia
Sat, Apr 4 - Wed, Apr 15
OTP
Bucharest
ORD
Chicago
$709 Roundtrip, found 1 day ago
$709
Roundtrip
found 1 day ago
Select Air Serbia flight, departing Sat, Apr 4 from Bucharest to Chicago, returning Wed, Apr 15, priced at $709 found 1 day ago
Lufthansa
Sun, Oct 19 - Tue, Nov 4
OTP
Bucharest
ORD
Chicago
$719 Roundtrip, found 22 hours ago
$719
Roundtrip
found 22 hours ago
Select Lufthansa flight, departing Sun, Oct 19 from Bucharest to Chicago, returning Tue, Nov 4, priced at $719 found 22 hours ago
Air Canada
Mon, Dec 1 - Thu, Jan 29
OTP
Bucharest
ORD
Chicago
$723 Roundtrip, found 1 day ago
$723
Roundtrip
found 1 day ago
Select Air Canada flight, departing Mon, Dec 1 from Bucharest to Chicago, returning Thu, Jan 29, priced at $723 found 1 day ago

Find the cheapest month to fly from Bucharest (OTP) to Chicago (ORD)

May is typically the cheapest month to fly

From $497 - $1,022 per traveler.
Flights from Bucharest (OTP) to Chicago (ORD)
Origin airport
Henri Coanda Intl.
Destination airport
O'Hare Intl.
Airlines serving
Air Canada, Air France, Air Serbia, American Airlines, Austrian Airlines, British Airways, Delta, Emirates, KLM, LOT-Polish Airlines, Lufthansa, Qatar Airways, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$545
Distance
5200 mi

Bucharest to Chicago Flights

The cheapest times to fly from Bucharest to Chicago

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bucharest to Chicago are during the month of November. You can find some of the cheapest flights from Bucharest to Chicago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Bucharest to Chicago

Sunday is one of the best days to book for cheap flights from Bucharest to Chicago: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Bucharest to Chicago

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bucharest to Chicago in 2025. You can also book with separate airlines for your outbound and return journeys, from $441 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bucharest to Chicago flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Bucharest to Chicago airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Henri Coanda Intl. Airport (OTP) to O'Hare Intl. Airport (ORD) cost?
Secure a cheap one-way flight from $441 or cheap return flight from $545 from Henri Coanda Intl. Airport (OTP) to O'Hare Intl. Airport (ORD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Henri Coanda Intl. Airport (OTP) to O'Hare Intl. Airport (ORD)?
November is the most affordable month to fly from OTP to ORD. Avoiding peak travel times is often the key to finding better deals on flights.
What is the cheapest airline that flies from Henri Coanda Intl. Airport (OTP) to O'Hare Intl. Airport (ORD)?
To find the cheapest airline that'll fly you from OTP to ORD, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Henri Coanda Intl. Airport (OTP) to O'Hare Intl. Airport (ORD)?
Nonstop flights from Henri Coanda Intl. Airport (OTP) to O'Hare Intl. Airport (ORD) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from OTP to ORD?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on a range of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Henri Coanda Intl. Airport (OTP) to O'Hare Intl. Airport (ORD)?
To avoid possible delays on the Henri Coanda Intl. Airport (OTP) to O'Hare Intl. Airport (ORD) route, aim to fly before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Henri Coanda Intl. Airport (OTP) to O'Hare Intl. Airport (ORD) last-minute?
Booking your flight from OTP to ORD right before your getaway is usually more expensive. But if you're flexible with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book an OTP to ORD flight and hotel package?
You'll generally save money by booking an OTP to ORD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your preferred accommodations and flights, you can add extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Henri Coanda Intl. Airport (OTP) to O'Hare Intl. Airport (ORD)?
If you reserved your OTP to ORD flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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*Available to One Key members.