$361 Find Cheap Flights from Belgium 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 9/15. 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 Belgium 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 Belgium 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 Belgium to O'Hare Intl

Sun, Sep 13 - Sat, Sep 26
Lufthansa Logo
10:15 am - 12:00 pm
BRU
-
ORD
8h 45mnonstop
Lufthansa Logo
10:30 pm - 8:40 pm
ORD
-
BRU
15h 10m
1 stop
$778Lufthansa
Tue, Sep 22 - Tue, Oct 6
Multiple Airlines Logo
7:05 am - 4:00 pm
BRU
-
ORD
15h 55m
1 stop
Multiple Airlines Logo
7:25 pm - 12:55 pm
ORD
-
BRU
10h 30m
1 stop
$778Multiple Airlines
Sun, Sep 13 - Sat, Sep 26
Lufthansa Logo
10:15 am - 12:00 pm
BRU
-
ORD
8h 45mnonstop
Lufthansa Logo
10:30 pm - 8:40 pm
ORD
-
BRU
15h 10m
1 stop
$779Lufthansa
Tue, Sep 8 - Tue, Sep 15
Multiple Airlines Logo
7:05 am - 2:25 pm
BRU
-
ORD
14h 20m
1 stop
Multiple Airlines Logo
4:55 pm - 5:40 pm
ORD
-
BRU
17h 45m
1 stop
$779Multiple Airlines
Thu, Sep 10 - Thu, Sep 17
Lufthansa Logo
2:25 pm - 7:55 pm
BRU
-
ORD
12h 30m
1 stop
Lufthansa Logo
3:10 pm - 11:50 am
ORD
-
BRU
13h 40m
1 stop
$779Lufthansa
Tue, Sep 22 - Tue, Oct 6
Multiple Airlines Logo
7:05 am - 4:00 pm
BRU
-
ORD
15h 55m
1 stop
Multiple Airlines Logo
7:25 pm - 12:55 pm
ORD
-
BRU
10h 30m
1 stop
$779Multiple Airlines
Mon, Sep 28 - Sun, Nov 29
Lufthansa Logo
6:20 am - 11:00 am
BRU
-
ORD
11h 40m
1 stop
Lufthansa Logo
5:50 pm - 8:55 am
ORD
-
BRU
8h 05mnonstop
$782Lufthansa
Wed, Sep 2 - Wed, Feb 10
United Airlines Logo
8:30 am - 7:55 pm
BRU
-
ORD
18h 25m
1 stop
United Airlines Logo
5:50 pm - 8:55 am
ORD
-
BRU
8h 05mnonstop
$807United Airlines
Sun, Sep 6 - Tue, Feb 9
United Airlines Logo
6:20 am - 11:00 am
BRU
-
ORD
11h 40m
1 stop
United Airlines Logo
1:10 pm - 8:05 am
ORD
-
BRU
11h 55m
1 stop
$807United Airlines
Mon, Aug 31 - Fri, Feb 12
United Airlines Logo
6:20 am - 12:55 pm
BRU
-
ORD
13h 35m
1 stop
United Airlines Logo
1:10 pm - 8:05 am
ORD
-
BRU
11h 55m
1 stop
$807United 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 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 Wednesday where round-trip tickets can be as cheap as $826. On the other hand, the most expensive day to fly is Saturday, where round-trip prices are $1,016 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 October, where tickets cost $680 on average for return flights. On the other hand, the most expensive months are July and May, where the average cost of tickets from Belgium is $971 and $834 respectively. For one-way flights, the best month to travel is September with an average price of $616.

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 $877 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 $877.

What is a good deal for flights to Chicago O'Hare Intl Airport?

If you’re looking for cheap airfare to Chicago O'Hare Intl Airport, 25% of our users found tickets to Chicago O'Hare Intl Airport for the following prices or less: From Brussels Bruxelles-National Airport $811 round-trip.

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 37% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 9 weeks before departure.

Find deals

Good to know

Low season

March
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly with an average 24% increase in price.

FAQs - booking Chicago O'Hare Airport flights

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

    The city center of Chicago is 16 miles from Chicago O'Hare Intl Airport.

  • How much is a flight to Chicago?

    On average, a flight to Chicago costs $923. The cheapest price found on KAYAK in the last 2 weeks cost $743 and departed from Brussels Bruxelles-National 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.

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

  • Looking for cheap airfare to Chicago O'Hare Airport? 25% of our users found round-trip tickets to Chicago O'Hare Airport for the following prices or less: From Brussels Bruxelles-National $1,268
  • 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)