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Cheap Flights from Bucharest (OTP) to Chicago (CHIA)

Compare Bucharest Otopeni to Chicago flight deals

Find the cheapest month or even day of the year to fly to Chicago

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Flight deals from Bucharest Otopeni Airport to Chicago

Looking for a cheap last-minute deal or the best return flight from Bucharest Otopeni Airport to Chicago? If you want to travel next month, return fares start from $1,072. Find the lowest prices on one-way and return tickets right here.
Chicago.$1,039 per passenger.Departing Mon, 21 Sep, returning Sun, 27 Sep.Return flight with LOT.Outbound indirect flight with LOT, departs from Bucharest Otopeni on Mon, 21 Sep, arriving in Chicago O'Hare International.Inbound indirect flight with LOT, departs from Chicago O'Hare International on Sun, 27 Sep, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,039, select.
Chicago.$1,039 per passenger.Departing Thu, 8 Oct, returning Thu, 22 Oct.Return flight with LOT.Outbound indirect flight with LOT, departs from Bucharest Otopeni on Thu, 8 Oct, arriving in Chicago O'Hare International.Inbound indirect flight with LOT, departs from Chicago O'Hare International on Thu, 22 Oct, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,039, select.
Chicago.$1,040 per passenger.Departing Tue, 15 Dec, returning Tue, 29 Dec.Return flight with LOT.Outbound indirect flight with LOT, departs from Bucharest Otopeni on Tue, 15 Dec, arriving in Chicago O'Hare International.Inbound indirect flight with LOT, departs from Chicago O'Hare International on Tue, 29 Dec, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,040, select.
Chicago.$1,042 per passenger.Departing Thu, 3 Sep, returning Thu, 22 Oct.Return flight with LOT.Outbound indirect flight with LOT, departs from Bucharest Otopeni on Thu, 3 Sep, arriving in Chicago O'Hare International.Inbound indirect flight with LOT, departs from Chicago O'Hare International on Thu, 22 Oct, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,042, select.
Chicago.$1,043 per passenger.Departing Mon, 24 Aug, returning Sun, 6 Sep.Return flight with LOT.Outbound indirect flight with LOT, departs from Bucharest Otopeni on Mon, 24 Aug, arriving in Chicago O'Hare International.Inbound indirect flight with LOT, departs from Chicago O'Hare International on Sun, 6 Sep, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,043, select.
Chicago.$1,072 per passenger.Departing Thu, 23 Apr, returning Wed, 6 May.Return flight with Delta.Outbound indirect flight with Delta, departs from Bucharest Otopeni on Thu, 23 Apr, arriving in Chicago O'Hare International.Inbound indirect flight with Delta, departs from Chicago O'Hare International on Wed, 6 May, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,072, select.
Chicago.$1,072 per passenger.Departing Sat, 11 Apr, returning Wed, 15 Apr.Return flight with Delta.Outbound indirect flight with Delta, departs from Bucharest Otopeni on Sat, 11 Apr, arriving in Chicago O'Hare International.Inbound indirect flight with Delta, departs from Chicago Midway on Wed, 15 Apr, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,072, select.
Chicago.$1,080 per passenger.Departing Sun, 3 May, returning Sun, 10 May.Return flight with Delta.Outbound indirect flight with Delta, departs from Bucharest Otopeni on Sun, 3 May, arriving in Chicago O'Hare International.Inbound indirect flight with Delta, departs from Chicago Midway on Sun, 10 May, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,080, select.
Chicago.$1,084 per passenger.Departing Thu, 23 Apr, returning Thu, 29 Oct.Return flight with LOT.Outbound indirect flight with LOT, departs from Bucharest Otopeni on Thu, 23 Apr, arriving in Chicago O'Hare International.Inbound indirect flight with LOT, departs from Chicago O'Hare International on Thu, 29 Oct, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,084, select.
Chicago.$1,089 per passenger.Departing Tue, 19 May, returning Tue, 2 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from Bucharest Otopeni on Tue, 19 May, arriving in Chicago O'Hare International.Inbound indirect flight with Delta, departs from Chicago O'Hare International on Tue, 2 Jun, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,089, select.
Chicago.$1,119 per passenger.Departing Sun, 14 Jun, returning Thu, 1 Oct.Return flight with LOT.Outbound indirect flight with LOT, departs from Bucharest Otopeni on Sun, 14 Jun, arriving in Chicago O'Hare International.Inbound indirect flight with LOT, departs from Chicago O'Hare International on Thu, 1 Oct, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,119, select.
Chicago.$1,120 per passenger.Departing Tue, 9 Jun, returning Mon, 13 Jul.Return flight with SWISS.Outbound indirect flight with SWISS, departs from Bucharest Otopeni on Tue, 9 Jun, arriving in Chicago O'Hare International.Inbound indirect flight with SWISS, departs from Chicago O'Hare International on Mon, 13 Jul, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,120, select.
Chicago.$1,121 per passenger.Departing Thu, 18 Jun, returning Sun, 30 Aug.Return flight with Lufthansa and SWISS.Outbound indirect flight with Lufthansa, departs from Bucharest Otopeni on Thu, 18 Jun, arriving in Chicago O'Hare International.Inbound indirect flight with SWISS, departs from Chicago O'Hare International on Sun, 30 Aug, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,121, select.
Chicago.$1,129 per passenger.Departing Sun, 21 Jun, returning Wed, 2 Sep.Return flight with LOT.Outbound indirect flight with LOT, departs from Bucharest Otopeni on Sun, 21 Jun, arriving in Chicago O'Hare International.Inbound indirect flight with LOT, departs from Chicago O'Hare International on Wed, 2 Sep, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,129, select.
Chicago.$1,136 per passenger.Departing Thu, 9 Jul, returning Sun, 2 Aug.Return flight with Lufthansa and SWISS.Outbound indirect flight with Lufthansa, departs from Bucharest Otopeni on Thu, 9 Jul, arriving in Chicago O'Hare International.Inbound indirect flight with SWISS, departs from Chicago O'Hare International on Sun, 2 Aug, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,136, select.
Chicago.$1,141 per passenger.Departing Thu, 9 Jul, returning Thu, 30 Jul.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Bucharest Otopeni on Thu, 9 Jul, arriving in Chicago O'Hare International.Inbound indirect flight with Lufthansa, departs from Chicago O'Hare International on Thu, 30 Jul, arriving in Bucharest Otopeni.Price includes taxes and charges.From $1,141, select.

Find the cheapest month to fly from Bucharest Otopeni to Chicago

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Bucharest Otopeni to Chicago flights are currently cheapest in September.
Mar
from $1,370
Apr
from $1,072
May
from $1,080
Jun
from $1,164
Jul
from $1,141
Aug
from $1,208
Sep
from $1,039
Oct
from $1,039
Nov
Find prices
Dec
from $1,040
Jan
Find prices
Feb
Find prices

Direct flights from Bucharest Otopeni to Chicago

Alternative Bucharest Otopeni to Chicago routes

Looking for the cheapest, fastest or easiest route from Bucharest Otopeni to Chicago? You could fly into the following airports instead.

Chicago Midway

14km from central Chicago
Closest
from $1,080
Search flights

Chicago O'Hare International

25km from central Chicago
Cheapest
from $1,039
Search flights

Chicago Dupage County

51km from central Chicago
Search flights

Chicago Rockford

126km from central Chicago
Search flights

Bucharest to Chicago: Flight information

The things to know before you go.
Cheapest flight found$540
Cheapest month to flyApril
Average flight time10 hrs, 20 mins
Most popular airlineHiSky Europe
Average flights per week6

Finding cheap flights from Bucharest Otopeni to Chicago: Frequently asked questions

There are 4 airports in Chicago: Chicago Midway, Chicago O'Hare International, Chicago Dupage County, and Chicago Rockford.
The best price we found for a return flight from Bucharest Otopeni to Chicago is $1,039. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
10 hours and 20 minutes is the average flight time from Bucharest Otopeni to Chicago.
HiSky Europe flies direct from Bucharest Otopeni to Chicago.
As of March 2026, there are 3 flights per week flying from Bucharest Otopeni to Chicago.
The cheapest month to fly from Bucharest Otopeni to Chicago is usually October.
If you're flying from Bucharest Otopeni Airport, the cheapest airport near Chicago is Chicago O'Hare International – which is 25.4 km away from the centre of Chicago. We've found flights into this airport from $1,039.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Bucharest Otopeni Airport to Chicago on Thursday, 8 October 2026.
Yes – the average flight time is 10 hours and 20 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 3°C. July is typically the warmest month in Chicago, when it usually averages around 26°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is August.
Currently, LOT and HiSky Europe offer the cheapest flight tickets to Chicago.

How to find cheap flights to Chicago (CHIA) from Bucharest (OTP) in 2024

Looking for cheap tickets from Bucharest Otopeni to Chicago? Return tickets start from $1,039 and one-way flights to Chicago from Bucharest Otopeni start from $540


Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets.
  • Compare flight deals to Chicago from Bucharest from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Chicago start from $540 one-way.
  • Flex your dates to find the best OTP-CHIA ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Chicago from Bucharest Otopeni.
  • Set up a Price Alert. You can easily track the fare of your cheap flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Bucharest Otopeni and Chicago? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results. Airlines that fly direct include: HiSky Europe
  • Find the cheapest Business class flights from Bucharest Otopeni and Chicago. We scour the internet for the best Business, Premium Economy and First Class flight fares to Chicago, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Bucharest Otopeni to Chicago flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.
  • Search for cheap flights regardless of where you are. To get the best flight booking experience when out and about, download the app and search for plane tickets between Bucharest Otopeni and Chicago whenever you want.

Combine your flight to Chicago from Bucharest Otopeni with hotels and car hire

Once you've secured your cheap flight ticket from Bucharest Otopeni to Chicago, discover the best prices and exclusive rates for hotels in Chicago or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


Plan the rest of your trip from Bucharest to Chicago

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.