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$437 Cheap Flights from Bucharest (OTP) to Chicago (ORD)

View $437 flight on Wed, Sep 23, 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 $437 for one-way flights and $766 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LOT-Polish Airlines
Wed, Sep 2 - Mon, Sep 21
OTP
Bucharest
ORD
Chicago
$766 Roundtrip, found 2 hours ago
$766
Roundtrip
found 2 hours ago
Select LOT-Polish Airlines flight, departing Wed, Sep 2 from Bucharest to Chicago, returning Mon, Sep 21, priced at $766 found 2 hours ago
Lufthansa
Mon, Oct 5 - Mon, Nov 2
OTP
Bucharest
ORD
Chicago
$766 Roundtrip, found 15 hours ago
$766
Roundtrip
found 15 hours ago
Select Lufthansa flight, departing Mon, Oct 5 from Bucharest to Chicago, returning Mon, Nov 2, priced at $766 found 15 hours ago
United
Wed, Sep 23 - Wed, Oct 21
OTP
Bucharest
ORD
Chicago
$766 Roundtrip, found 15 hours ago
$766
Roundtrip
found 15 hours ago
Select United flight, departing Wed, Sep 23 from Bucharest to Chicago, returning Wed, Oct 21, priced at $766 found 15 hours ago
United
Thu, Sep 17 - Sat, Oct 3
OTP
Bucharest
ORD
Chicago
$770 Roundtrip, found 2 hours ago
$770
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Sep 17 from Bucharest to Chicago, returning Sat, Oct 3, priced at $770 found 2 hours ago
Swiss International Air Lines
Fri, Sep 4 - Sun, Sep 20
OTP
Bucharest
ORD
Chicago
$770 Roundtrip, found 12 hours ago
$770
Roundtrip
found 12 hours ago
Select Swiss International Air Lines flight, departing Fri, Sep 4 from Bucharest to Chicago, returning Sun, Sep 20, priced at $770 found 12 hours ago
United
Thu, Sep 17 - Sat, Oct 3
OTP
Bucharest
ORD
Chicago
$773 Roundtrip, found 2 hours ago
$773
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Sep 17 from Bucharest to Chicago, returning Sat, Oct 3, priced at $773 found 2 hours ago
Swiss International Air Lines
Fri, Sep 18 - Sat, Oct 3
OTP
Bucharest
ORD
Chicago
$773 Roundtrip, found 3 hours ago
$773
Roundtrip
found 3 hours ago
Select Swiss International Air Lines flight, departing Fri, Sep 18 from Bucharest to Chicago, returning Sat, Oct 3, priced at $773 found 3 hours ago
Air Canada
Mon, Oct 5 - Mon, Nov 2
OTP
Bucharest
ORD
Chicago
$782 Roundtrip, found 15 hours ago
$782
Roundtrip
found 15 hours ago
Select Air Canada flight, departing Mon, Oct 5 from Bucharest to Chicago, returning Mon, Nov 2, priced at $782 found 15 hours ago
Air Serbia
Thu, Jan 28 - Sat, Jan 30
OTP
Bucharest
ORD
Chicago
$788 Roundtrip, found 15 hours ago
$788
Roundtrip
found 15 hours ago
Select Air Serbia flight, departing Thu, Jan 28 from Bucharest to Chicago, returning Sat, Jan 30, priced at $788 found 15 hours ago
Austrian Airlines
Wed, Sep 2 - Mon, Sep 21
OTP
Bucharest
ORD
Chicago
$793 Roundtrip, found 2 hours ago
$793
Roundtrip
found 2 hours ago
Select Austrian Airlines flight, departing Wed, Sep 2 from Bucharest to Chicago, returning Mon, Sep 21, priced at $793 found 2 hours ago

Alternative airports near Chicago

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Midway Intl. MDW. Closest option available. Average driving time to city center is 16 minutes. Flights from $1,233
MDW
Midway Intl.
Closest
Average driving time to city center16 min
Flights from $1,233

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

March is typically the cheapest month to fly

From $620 - $895 per traveler.

What you need to know for your flight from Henri Coanda Intl. to O'Hare Intl.

Bucharest (OTP) to Chicago (ORD) at a glance

Embark on an exciting international journey from Bucharest (OTP) to Chicago (ORD) with a selection of airlines providing diverse travel options. Explore a range of full-service carriers to find the flight that aligns with your budget, schedule, and travel plans as you prepare to uncover the iconic sights and neighborhoods of Chicago. Here are the essential details for flights departing from Henri Coanda International Airport (OTP) to O'Hare International Airport (ORD).

  • Fastest flight duration: around 12 hours in-flight, plus roughly 2 hours layover with one stop
  • Route distance: roughly 5,200 miles (8,370 km)
  • Flights per week: around 9 departures on average
  • Typical fares (one-way): economy tickets often range from $320–$960, depending on seasonality and how far ahead you book

Flights from Henri Coanda International Airport (OTP) to O'Hare International Airport (ORD)

According to recent traveler bookings, the top airlines flying from Bucharest to Chicago often feature one-stop services, with popular layovers at Franz Josef Strauss International Airport (MUC), which has an approximately 2-hour layover; Frankfurt International Airport (FRA) with a layover of about 1 hour and 45 minutes; and Frederic Chopin Airport (WAW), offering a 1 hour and 15 minutes layover. This allows you to mix and match options for price, total travel time, and cabin class to find the ideal itinerary.

  • Lufthansa: This full-service airline provides one-stop service, with one-way ticket prices generally between $340 and $900. It represents around 29% of the flights on this route, featuring an in-flight duration of 12 hours and a total travel time of approximately 14 hours and 15 minutes, including layover.
  • LOT-Polish Airlines: Another full-service option, LOT offers one-stop flights with one-way fares typically ranging from $320 to $970. It accounts for roughly 14% of departures on this route, with a flight time of 12 hours and an overall journey duration of about 14 hours and 15 minutes, factoring in layover.
  • Turkish Airlines: Known for its full-service offerings, Turkish Airlines provides one-stop journeys with one-way fares usually between $320 and $1170. It makes up approximately 12% of the flights on this route, featuring a flight time of 12 hours and a total travel duration of around 14 hours and 15 minutes, including layover.
  • Swiss International Air Lines: As a full-service carrier, Swiss International offers one-stop service, with one-way fares typically priced from $365 to $1120. It comprises about 8% of departures on this route, with an in-flight time of 12 hours and a total journey duration of roughly 14 hours and 15 minutes, including layover.
  • KLM: This full-service airline offers one-stop connections, with one-way fares generally ranging from $365 to $540. KLM accounts for around 6% of the departures on this route, featuring an in-flight time of 12 hours and a total travel time of approximately 14 hours and 15 minutes, including layover.

Best time to fly from Bucharest (OTP) to Chicago (ORD)

The most popular months for travelers flying from Bucharest to Chicago are March, June, and August, when peak temperatures in Chicago reach up to 73°F in August. If you prefer quieter travel, consider November, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 42.3°F. For better deals, April usually offers the lowest average one-way fare around $495. Flight availability peaks in May and September, with approximately 11 flights per week, making it easier to find convenient departure times. January has the fewest flights, with approximately 7 flights per week.

  • Cheapest time to fly: April usually offers good deals with average one-way fare around $495, roughly 15% cheaper than the yearly average.
  • More budget-friendly months to fly: September, February, and May typically offer average one-way fares roughly ranging from $498 to $515.
  • Most flight options: May and September have the highest number of flights from Bucharest to Chicago, with approximately 11 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January25.7°F (-3.5°C)Low7$621
February27.0°F (-2.8°C)Average10$509
March37.0°F (2.8°C)High9$638
April46.0°F (7.8°C)Average9$495
May57.0°F (13.9°C)Average11$515
June67.3°F (19.6°C)High9$554
July73.4°F (23.0°C)Average8$656
August73.0°F (22.8°C)High10$660
September67.1°F (19.5°C)Average11$498
October54.9°F (12.7°C)Average8$725
November42.3°F (5.7°C)Low8$573
December33.1°F (0.6°C)Low8$611

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Bucharest (OTP) to Chicago (ORD)

  • Bucharest to Chicago (BBU-MDW): Aurel Vlaicu Airport (BBU) is located approximately 5 miles from Henri Coanda International Airport (OTP), while Midway International Airport (MDW) lies about 16 miles from O'Hare International Airport (ORD).

How to find the best prices for flights from Bucharest (OTP) to Chicago (ORD)

Getting some of the best deals on flights from Bucharest to Chicago is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking at least two months in advance, which is when most travelers make their reservations. Afternoon departures from 12 p.m. to 6 p.m. tend to be less expensive, while morning flights from 5 a.m. to 12 p.m. are the most popular. Additionally, flying on Wednesday offers both lower prices and popularity.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at O'Hare International Airport from Henri Coanda International Airport

Chicago welcomes travelers from Bucharest with a range of transport options based on price, convenience, and proximity. For departures, Henri Coanda International Airport is roughly a 20-minute drive (covering about 12 miles) from central Bucharest. Here's how to reach Chicago efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Chicago, with private rides that can be arranged in advance.
  • Car rental: Renting a car from O'Hare International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at O'Hare International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From O'Hare International Airport, O'Hare Station, a metro station, is located about 0.1 miles away on foot, while Rosemont Station, a train station, is approximately 2.2 miles from the airport and is best reached by car.

Frequently asked questions

How much does a flight from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.) cost?
You can find cheap one-way flights from $437 and cheap return flights from $766 Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.) with Expedia. One-way flights typically cost between $758 and $3532, and return flights often range between $791 and $5183. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
The cheapest month to fly from OTP to ORD is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
Enter OTP to ORD and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
To find a cheap flight from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
There are approximately 1 nonstop flights per day from Henri Coanda Intl. (OTP) to O'Hare Intl. (ORD). For more options, look at flights that include layovers.
What is the earliest flight from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
The earliest flight from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.) typically departs at around 2:20 AM, operated by flydubai and Emirates. This early flight can help you arrive in Chicago with plenty of time to start your day. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
The most popular departure times for flights from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.) are in the early morning, from 6am to 9am. About 68% of passengers prefer this time window. Many major carriers, including British Airways, Lufthansa, and United Airlines, offer flights during this window. This timing works well because it allows you to arrive in Chicago with plenty of time to explore the city.
How long does it take to fly from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
Flying nonstop from OTP to ORD takes around 10 hours 50 minutes, with the route covering approximately 5,202 miles. Flights with a layover typically take 6 hours 10 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
Business class is available on flights from OTP to ORD. Airlines that offer business class service on this route include:

  • Turkish Airlines
  • KLM
  • British Airways
  • Qatar Airways
  • Tarom
  • Lufthansa
  • Swiss International Air Lines
  • Air Baltic
  • LOT Polish Airlines
  • Austrian Airlines

How do I earn miles on a Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.) flight with Expedia?
It's easy to earn miles on a Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Chicago from Henri Coanda Intl. (OTP)?
From Henri Coanda Intl. (OTP), you can fly into O'Hare Intl. (ORD) to reach Chicago. Some flights may connect through major hubs like Frankfurt Intl. (FRA), Franz Josef Strauss Intl. (MUC), Vienna Intl. (VIE) before reaching Chicago. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.) at the last minute?
Typically, booking a last minute flight from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.) flight and hotel package?
Securing a Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.) Chicago Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
If you booked your Bucharest (OTP-Henri Coanda Intl.) to Chicago, IL (ORD-O'Hare Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket 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, head to our Customer Service portal if you'd like more information.

Travel information

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, Iberia, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Qatar Airways, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$765
Distance
5200 mi

Book with confidence

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 September. 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 2026. You can also book with separate airlines for your outbound and return journeys, from $437 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.

 

Bucharest to Chicago Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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