The cheapest times to fly from ORD to OTP are

  • January 1st to April 1st
  • September 10th to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ORD to OTP is late November to early December. Prices can be as high as $1045 for Saturday flights during mid December, or as low as $648 for Tuesday flights around late November to early December.


When to Fly to Bucharest

Flying from Chicago, IL (ORD) to Bucharest (OTP) will usually cost between $650 to $858 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late November to early December with an average ticket price of $658. Due to high demand the most expensive time to fly is mid December, with an average price of $915. Planning your trip to low-cost times can easily save you $257 on economy flights and even more on first-class flights. Generally, any price below $694 can be considered a good price for a round-trip ORD to OTP flight.

See below for a graph of average weekly prices for the ORD to OTP route. All prices are for round-trip tickets in USD.

ORD to OTP Flight Prices

Compared to other flights, the ORD to OTP flight is cheaper than the average and costs less than the average flight leaving from Chicago. The average price per mile (for a direct flight) is $0.08, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to OTP, and Wednesday the cheapest day to fly back into ORD. Saturdays are the most expensive days to fly to Bucharest, and Fridays are the most expensive days to return to Chicago. Selecting flights on the least expensive days could save you up to $46 (6%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $707. Return trip prices are from the OTP to ORD flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ORD to OTP can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 10 hour 21 minutes may not be realistic.


Flight Hacking ORD to OTP

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from ORD to OTP — but Champion Traveler does!

Hack #1: Barcelona (ORD > BCN > OTP)

  • Price for both tickets: $582
  • Average savings: $112 (16.08%)

See ORD to BCN flights

Hack #2: Copenhagen (ORD > CPH > OTP)

  • Price for both tickets: $664
  • Average savings: $30 (4.25%)

See ORD to CPH flights

Hack #3: London (ORD > LHR > OTP)

  • Price for both tickets: $666
  • Average savings: $28 (3.97%)

See ORD to LHR flights


Flight Questions Answered

Still have questions about flying from ORD to OTP? We’ve got answers.

Which airlines fly this route?

You can find 30 major airlines flying this route most often: Aegean, Air Canada, Air Europa, Air France, Air Serbia, Alitalia, American, Austrian, Blue Air, British Airways, Brussels Airlines, Delta, El Al, Emirates, Finnair, Iberia, KLM, LOT, Lufthansa, Norwegian, Norwegian Air UK, Qatar Airways, Royal Jordanian, SAS, SWISS, Tap Air Portugal, TAROM, Turkish Airlines, United, Wizz Air, and potentially more during busy seasons.

How far away is it from Henri Coanda Airport to Chicago O’Hare International Airport?

The distance between the two airports is roughly 5201 miles or 8370 kilometers.

How long does it take to fly from ORD to OTP?

The real-world flight time for a nonstop ORD to OTP flight is about 10 hour 21 minutes.

How many flights go between Chicago, IL and Bucharest?

It depends on the day of the week and the date, but a typical day might have around 74 available flights from ORD to OTP.


Airport Location Info


Departing Airport

Origination code ORD
Origination airport name Chicago O’Hare International Airport
City Chicago, IL
Country the United States
Latitude 42
Longitude -87.9

Return Airport

Destination code OTP
Destination airport name Henri Coanda Airport
City Bucharest
Country Romania
Latitude 44.6
Longitude 26.1


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.