$204 Find Cheap Flights from Chicago O'Hare Airport to Belgium - 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 from O'Hare Intl to Belgium departing on 11/24. 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

Save 20% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals
Booking Insights
Flight Deals

Book Cheap O'Hare Intl to Belgium Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from O'Hare Intl to Belgium 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 O'Hare Intl to Belgium

Wed, Dec 2 - Wed, Dec 9
Aer Lingus Logo
1:16 pm - 9:35 am
ORD
-
BRU
13h 19m
2 stops
Aer Lingus Logo
10:15 am - 7:24 pm
BRU
-
ORD
16h 09m
2 stops
$458Aer Lingus
Sat, Oct 3 - Sun, Oct 18
Icelandair Logo
7:25 pm - 12:55 pm
ORD
-
BRU
10h 30m
1 stop
Icelandair Logo
1:50 pm - 6:15 pm
BRU
-
ORD
11h 25m
1 stop
$459Icelandair
Fri, Oct 9 - Mon, Oct 19
Icelandair Logo
7:25 pm - 12:55 pm
ORD
-
BRU
10h 30m
1 stop
Icelandair Logo
1:50 pm - 6:15 pm
BRU
-
ORD
11h 25m
1 stop
$461Icelandair
Sat, Sep 26 - Sun, Oct 4
Icelandair Logo
7:25 pm - 12:55 pm
ORD
-
BRU
10h 30m
1 stop
Icelandair Logo
1:50 pm - 6:15 pm
BRU
-
ORD
11h 25m
1 stop
$467Icelandair
Mon, Nov 16 - Sun, Nov 22
Icelandair Logo
6:30 pm - 11:55 am
ORD
-
BRU
10h 25m
1 stop
Icelandair Logo
12:50 pm - 5:20 pm
BRU
-
ORD
11h 30m
1 stop
$468Icelandair
Sat, Oct 3 - Fri, Oct 16
Icelandair Logo
7:25 pm - 12:55 pm
ORD
-
BRU
10h 30m
1 stop
Icelandair Logo
1:50 pm - 9:25 pm
BRU
-
ORD
14h 35m
1 stop
$490Icelandair
Fri, Oct 2 - Thu, Oct 15
Icelandair Logo
10:25 pm - 12:55 pm
ORD
-
BRU
31h 30m
1 stop
Icelandair Logo
1:50 pm - 6:15 pm
BRU
-
ORD
11h 25m
1 stop
$491Icelandair
Fri, Oct 2 - Fri, Oct 16
Icelandair Logo
10:25 pm - 12:55 pm
ORD
-
BRU
31h 30m
1 stop
Icelandair Logo
1:50 pm - 6:15 pm
BRU
-
ORD
11h 25m
1 stop
$492Icelandair
Sat, Nov 14 - Tue, Nov 24
Aer Lingus Logo
1:15 pm - 9:35 am
ORD
-
BRU
13h 20m
2 stops
Aer Lingus Logo
10:15 am - 7:20 pm
BRU
-
ORD
16h 05m
2 stops
$501Aer Lingus
Mon, Aug 24 - Sun, Aug 30
Multiple Airlines Logo
7:25 pm - 8:35 pm
ORD
-
CRL
18h 10m
2 stops
Multiple Airlines Logo
9:05 am - 9:25 pm
CRL
-
ORD
19h 20m
2 stops
$668Multiple Airlines
Booking Insights

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

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

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

Data is based on round-trip flight searches on KAYAK over the past month.

The cheapest ticket to Belgium from Chicago O'Hare Intl Airport found in the last 5 days was to Brussels, at $1,000 round-trip. The most popular route is from Chicago O'Hare Intl Airport (ORD) to Brussels Bruxelles-National Airport (BRU), and the cheapest round-trip airline ticket found on this route in the last 5 days was $1,000.

What is the cheapest time of day to fly to Belgium?

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

The cheapest time of day to fly to Belgium is generally at night, when round-trip flights cost $1,234 on average. Morning departures are around 100% cheaper than evening flights, on average. The most expensive time of day to fly to Belgium is generally in the evening, which is peak travel time and where the average cost of a ticket is $1,269.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Chicago O'Hare Intl Airport to Belgium, 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 from Chicago O'Hare Intl Airport to Belgium is April, when tickets cost $610 (return) on average. On the other hand, the most expensive months are July and June, when the average cost of round-trip tickets is $1,491 and $1,153 respectively.

What’s the cheapest day of the week to fly from Chicago O'Hare Airport to Belgium?

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

If your flying dates are flexible, you should consider flying to Belgium on a Tuesday, as we generally find the cheapest rates on that day for this route. On the other hand, Saturday is the most expensive day to fly from Chicago O'Hare Airport to Belgium. For your return ticket, we recommend flying on a Sunday and avoiding Saturdays for the best deals.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Chicago O'Hare Intl Airport to Belgium, 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 on the flight from Chicago O'Hare Intl Airport to Belgium, you should book around 2 weeks before departure, which saves you about 42% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 24 weeks before departure.

Find deals

Good to know

Low season

January

Cheapest flight

$204
Best time to beat the crowds with an average 17% drop in price.
Most popular time to fly and prices are also 23% lower on average.
Flight from Chicago O'Hare Airport to Brussels Airport

FAQs - booking Belgium flights

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

    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 from Chicago O'Hare Airport to Belgium.

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

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

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

    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 from Chicago O'Hare Airport to Belgium 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 from Chicago O'Hare Airport to Belgium?

    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 from Chicago O'Hare Airport to Belgium up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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

Information on your arrival and departure airports

Chicago O'Hare Airport (ORD)