$407 Find Cheap Flights from Romania to Chicago O'Hare Airport - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to O'Hare Intl departing on 10/22. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap Flights from Romania to O'Hare Intl

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Romania to O'Hare Intl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Romania to O'Hare Intl

Fri, Sep 4 - Fri, Nov 6
Lufthansa Logo
6:00 am - 12:35 pm
CLJ
-
ORD
14h 35m
1 stop
Lufthansa Logo
9:50 pm - 12:55 am
ORD
-
CLJ
19h 05m
1 stop
$759Lufthansa
Tue, Sep 8 - Wed, Nov 4
United Airlines Logo
6:00 am - 6:15 pm
CLJ
-
ORD
20h 15m
1 stop
United Airlines Logo
10:30 am - 1:40 pm
ORD
-
CLJ
19h 10m
2 stops
$767United Airlines
Tue, Sep 1 - Fri, Sep 11
United Airlines Logo
6:00 am - 1:15 pm
CLJ
-
ORD
39h 15m
2 stops
United Airlines Logo
6:25 am - 1:10 pm
ORD
-
CLJ
22h 45m
2 stops
$768United Airlines
Tue, Sep 1 - Fri, Sep 11
Lufthansa Logo
6:10 pm - 12:35 pm
CLJ
-
ORD
26h 25m
1 stop
Lufthansa Logo
4:05 pm - 5:25 pm
ORD
-
CLJ
17h 20m
2 stops
$776Lufthansa
Tue, Sep 1 - Fri, Sep 11
LOT Logo
2:00 pm - 3:05 pm
CLJ
-
ORD
57h 05m
2 stops
LOT Logo
5:10 pm - 1:20 pm
ORD
-
CLJ
36h 10m
2 stops
$786LOT
Thu, Aug 20 - Tue, Sep 8
KLM Logo
8:35 am - 2:15 pm
OTP
-
ORD
13h 40m
1 stop
KLM Logo
4:20 pm - 1:00 pm
ORD
-
OTP
12h 40m
1 stop
$805KLM
Fri, Aug 28 - Wed, Oct 7
KLM Logo
2:00 pm - 10:44 pm
OTP
-
ORD
16h 44m
2 stops
KLM Logo
1:50 pm - 1:00 pm
ORD
-
OTP
15h 10m
2 stops
$806KLM
Mon, Aug 31 - Thu, Oct 8
LOT Logo
2:35 pm - 3:10 pm
OTP
-
ORD
56h 35m
2 stops
LOT Logo
9:50 pm - 1:50 am
ORD
-
OTP
20h 00m
1 stop
$814LOT
Fri, Aug 21 - Fri, Aug 28
Austrian Airlines Logo
5:20 am - 12:55 pm
IAS
-
ORD
15h 35m
2 stops
Austrian Airlines Logo
4:20 pm - 3:20 pm
ORD
-
IAS
15h 00m
1 stop
$901Austrian Airlines
Fri, Jul 24 - Tue, Jul 28
Austrian Airlines Logo
4:00 pm - 1:20 pm
IAS
-
ORD
29h 20m
1 stop
Austrian Airlines Logo
9:40 pm - 1:20 am
ORD
-
IAS
43h 40m
2 stops
$1,198Austrian Airlines
Booking Insights

KAYAK's insights & trends for flights to O'Hare Intl

Get data-powered insights and trends for flights to O'Hare Intl to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest flight to Chicago O'Hare Airport?

These are the best round-trip prices found by users searching on KAYAK in the last 5 days.

In the last 5 days, the cheapest flight deal to Chicago O'Hare Airport was found on the route from Sibiu, at $759 return. The most popular connection is from Cluj Napoca to Chicago O'Hare Airport and KAYAK users have found round-trip deals for as low as $759 in the last 5 days.

What is the cheapest day to fly to Chicago?

The average price of all round-trip flights to Chicago O'Hare Intl Airport clicked on KAYAK for each day over the last 12 months.

Based on KAYAK data, the cheapest day to fly to Chicago is Saturday where round-trip tickets can be as cheap as $469. On the other hand, the most expensive day to fly is Thursday, where round-trip prices are $770 on average.

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights to Chicago O'Hare Intl Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights to Chicago O'Hare Intl Airport is June, where tickets cost $118 on average for return flights. On the other hand, the most expensive months are April and November, where the average cost of tickets from Romania is $636 and $620 respectively. For one-way flights, the best month to travel is October with an average price of $389.

What is the cheapest time of day to fly to Chicago O'Hare Intl Airport?

The average price for all round-trip flights to Chicago O'Hare Intl Airport depending on the time of departure, clicked by users on KAYAK in the last 2 weeks.

The cheapest time of day to fly to Chicago O'Hare Intl Airport is generally in the morning, when round-trip flights cost $770 on average. The most expensive time of day to fly to Chicago O'Hare Intl Airport is generally in the morning, which is peak travel time and where the average cost of a ticket is $770.

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights to Chicago O'Hare Intl Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price, you should book around 2 weeks before departure, which saves you about 27% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 22 weeks before departure.

Find deals

Good to know

Low seasonNovember
Cheapest flight$407
Best time to beat the crowds but there is an average 7% increase in price.
Most popular time to fly and prices are also 15% lower on average.
Flight from Sibiu to Chicago

FAQs - booking Chicago O'Hare Airport flights

  • What is the cheapest flight to Chicago O'Hare Airport?

    In the last 5 days, the cheapest flight deal to Chicago O'Hare Airport was found on the route from Sibiu, at $759 return. The most popular connection is from Cluj Napoca to Chicago O'Hare Airport and KAYAK users have found round-trip deals for as low as $759 in the last 5 days.

  • How far is Chicago O'Hare Intl Airport from central Chicago?

    There are 16 miles between Chicago city center and Chicago O'Hare Intl Airport.

  • How much is a flight to Chicago?

    On average, a flight to Chicago costs $869. The cheapest price found on KAYAK in the last 2 weeks cost $868 and departed from Bucharest Otopeni Intl Airport.

  • How does KAYAK find such low prices on flights to Chicago O'Hare Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Chicago O'Hare Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Chicago O'Hare Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago O'Hare Airport is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights to Chicago O'Hare Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago O'Hare Airport with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Chicago O'Hare Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago O'Hare Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • How many direct flights to Chicago O'Hare Intl Airport are there each week?

    Each week there are around 31,017 direct flights from within Romania to Chicago O'Hare Intl Airport. The most common day for departures is Sunday, with 16% of flights taking off on this day.

Top tips for finding cheap flights to Chicago O'Hare Airport

  • Looking for a cheap flight? 25% of our users found flights on this route for $868 or less round-trip.
  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest Chicago O'Hare Airport flight deals.

Everything you need to know for your flight to O'Hare Intl

Information on the airport you'll fly into in Chicago

Chicago O'Hare Airport (ORD)