What airlines fly to Belgium?

Scandinavian Airlines, United Airlines and Icelandair are the top three most popular airlines that fly to Belgium from Chicago according to our data. Scandinavian Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Belgium. Keep in mind that there are 8 different airlines that fly to Belgium on a routine basis, so you have a few additional options to choose from.

How many flights depart from Chicago to Belgium on average per day?

As of October 2025, there are 5 flights per day flying from Chicago to Belgium. The most common time of day flights depart is 5:00PM, with 100% of flights taking off in the afternoon.

What is the cheapest airline that flies from Chicago to Belgium?

Scandinavian Airlines and Aer Lingus are the most popular carriers operating from Chicago to Belgium

How many flights depart from Chicago to Belgium on average per week?

As of October 2025, 36 flights take off from Chicago and land in Belgium each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

When did momondo last update prices for flights from Chicago to Belgium?

Prices for flights from Chicago to Belgium were last updated today.

How many operators does momondo search for flights from Chicago to Belgium?

The number of operators available for flights from Chicago to Belgium is 8 as of October 2025.

How old do you have to be to fly from Chicago to Belgium?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Belgium.

What documentation or ID do you need to fly to Belgium?

The travel and health documents required for your trip to Belgium can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belgium. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$250 Cheap Flights from Chicago to Belgium in 2025/26

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Cheap round-trip flights

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10:24 am - 9:40 amORD-BRU

16h 16m2 stops

10:20 am - 4:45 pmBRU-ORD

13h 25m1 stop

$427Scandinavian Airlines

Find Deal

Τετ, Ιαν 28 - Παρ, Φεβ 6

7:01 am - 9:40 amORD-BRU

19h 39m2 stops

7:20 pm - 4:45 pmBRU-ORD

28h 25m2 stops

$434Scandinavian Airlines

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Τετ, Ιαν 28 - Παρ, Φεβ 6

7:01 am - 9:40 amORD-BRU

19h 39m2 stops

10:20 am - 4:45 pmBRU-ORD

13h 25m1 stop

$437Scandinavian Airlines

Find Deal

Τετ, Ιαν 28 - Παρ, Φεβ 6

7:10 pm - 5:05 pmORD-BRU

14h 55m1 stop

6:00 am - 2:45 pmBRU-ORD

15h 45m1 stop

$445TAP AIR PORTUGAL

Find Deal

Τετ, Δεκ 3 - Κυρ, Δεκ 7

8:15 pm - 11:00 amORD-BRU

31h 45m1 stop

6:00 am - 2:45 pmBRU-ORD

15h 45m1 stop

$449TAP AIR PORTUGAL

Find Deal

Παρ, Νοε 28 - Κυρ, Δεκ 7

3:50 pm - 9:35 amORD-BRU

10h 45m1 stop

10:15 am - 5:55 pmBRU-ORD

14h 40m1 stop

$482Aer Lingus

Find Deal

Δευ, Νοε 24 - Τετ, Δεκ 3

3:50 pm - 9:00 pmORD-CRL

22h 10m2 stops

6:55 am - 5:55 pmCRL-ORD

18h 00m2 stops

$521Multiple Airlines

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Δευ, Νοε 24 - Τετ, Δεκ 3

3:55 pm - 9:50 pmORD-CRL

22h 55m3 stops

7:20 am - 6:25 pmCRL-ORD

18h 05m2 stops

$622Multiple Airlines

Find Deal

Τετ, Δεκ 3 - Κυρ, Δεκ 7

9:29 am - 7:35 amMDW-BRU

15h 06m2 stops

10:45 am - 10:09 pmBRU-MDW

18h 24m2 stops

$867Delta

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Πεμ, Ιαν 1 - Παρ, Ιαν 16

9:29 am - 7:35 amMDW-BRU

15h 06m2 stops

8:05 am - 6:32 pmBRU-MDW

17h 27m2 stops

$868Delta

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Πεμ, Ιαν 1 - Παρ, Ιαν 16

Aer Lingus flights from Chicago to Belgium

Our best Aer Lingus deals on Chicago to Belgium flight tickets

Aer Lingus

Nov 24

ORD3:50 pmChicago O'Hare Intl

10h 45m

1 stop

BRU9:35 amBrussels Bruxelles-National

Dec 3

BRU10:15 amBrussels Bruxelles-National

14h 40m

1 stop

ORD5:55 pmChicago O'Hare Intl

$482

Find similar

Aer Lingus

Nov 9

ORD3:50 pmChicago O'Hare Intl

10h 45m

1 stop

BRU9:35 amBrussels Bruxelles-National

Nov 12

BRU10:15 amBrussels Bruxelles-National

14h 40m

1 stop

ORD5:55 pmChicago O'Hare Intl

$568

Find similar

Aer Lingus

Nov 6

ORD3:50 pmChicago O'Hare Intl

10h 45m

1 stop

BRU9:35 amBrussels Bruxelles-National

Nov 13

BRU10:15 amBrussels Bruxelles-National

14h 40m

1 stop

ORD5:55 pmChicago O'Hare Intl

$570

Find similar

Delta flights from Chicago to Belgium

Our best Delta deals on Chicago to Belgium flight tickets

Delta

Jan 1

MDW9:29 amChicago Midway

15h 06m

2 stops

BRU7:35 amBrussels Bruxelles-National

Jan 16

BRU10:45 amBrussels Bruxelles-National

18h 24m

2 stops

MDW10:09 pmChicago Midway

$867

Find similar

Delta

Jan 1

MDW9:29 amChicago Midway

15h 06m

2 stops

BRU7:35 amBrussels Bruxelles-National

Jan 16

BRU8:05 amBrussels Bruxelles-National

17h 27m

2 stops

MDW6:32 pmChicago Midway

$868

Find similar

Delta

Nov 30

MDW10:47 amChicago Midway

15h 13m

2 stops

BRU9:00 amBrussels Bruxelles-National

Dec 9

BRU11:00 amBrussels Bruxelles-National

19h 47m

2 stops

MDW11:47 pmChicago Midway

$1,021

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Τετ 1/28

10:24 am-9:40 am

2 stops16h 16m

Brussels Bruxelles-National

Παρ 2/6

10:20 am-4:45 pm

1 stop13h 25m

$427

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Τετ 1/28

7:01 am-9:40 am

2 stops19h 39m

Brussels Bruxelles-National

Παρ 2/6

7:20 pm-4:45 pm

2 stops28h 25m

$434

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Τετ 1/28

7:01 am-9:40 am

2 stops19h 39m

Brussels Bruxelles-National

Παρ 2/6

10:20 am-4:45 pm

1 stop13h 25m

$437

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Τετ 12/3

7:10 pm-5:05 pm

1 stop14h 55m

Brussels Bruxelles-National

Κυρ 12/7

6:00 am-2:45 pm

1 stop15h 45m

$445

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Παρ 11/28

8:15 pm-11:00 am

1 stop31h 45m

Brussels Bruxelles-National

Κυρ 12/7

6:00 am-2:45 pm

1 stop15h 45m

$449

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Δευ 11/24

3:50 pm-9:35 am

1 stop10h 45m

Brussels Bruxelles-National

Τετ 12/3

10:15 am-5:55 pm

1 stop14h 40m

$482

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Δευ 11/24

3:50 pm-9:00 pm

2 stops22h 10m

Charleroi Brussels

Τετ 12/3

6:55 am-5:55 pm

2 stops18h 00m

$521

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Τετ 12/3

3:55 pm-9:50 pm

3 stops22h 55m

Charleroi Brussels

Κυρ 12/7

7:20 am-6:25 pm

2 stops18h 05m

$622

ChicagoBrussels

MDW - BRU

MDWBRU

Chicago Midway

Πεμ 1/1

9:29 am-7:35 am

2 stops15h 06m

Brussels Bruxelles-National

Παρ 1/16

10:45 am-10:09 pm

2 stops18h 24m

$867

ChicagoBrussels

MDW - BRU

MDWBRU

Chicago Midway

Πεμ 1/1

9:29 am-7:35 am

2 stops15h 06m

Brussels Bruxelles-National

Παρ 1/16

8:05 am-6:32 pm

2 stops17h 27m

$868

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to Belgium

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Belgium?

In general, April is the cheapest month to fly from Chicago to Belgium. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $579. If you are unable to visit Belgium during the month of April, then departing from Chicago during the month February is also very affordable. Most momondo users find prices during this month for around $597.

What is the cheapest day to depart on your flight to Belgium?

Our data shows that Tuesday is the least expensive day to fly to Belgium. Tickets to fly out on this day can be as low as $1,098. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,411. These prices are subject to change though, so be sure to set up a Price Alert for flights to Belgium.

What is the cheapest time of day to depart on your flight to Belgium?

Our most recent data shows that the best time of day to fly to Belgium is in the evening. Flights from Chicago to Belgium during this time can be as low as $622. Flights to Belgium are more costly in the afternoon, with an average ticket price of $1,201. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Chicago to Belgium flight route?

Fly from Chicago O'Hare Intl to Brussels Bruxelles-National for the best Chicago - Belgium flight prices

How far in advance should I book a flight to Belgium?

You are more likely to see cheaper flights to Belgium from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Belgium for around $795 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belgium from Chicago for as low as $616 on momondo.

What cabin class options are available on Chicago to Belgium flights?

There are 3 cabin classes available to choose from on Chicago to Belgium flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Chicago to Belgium flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Belgium

Best Price Found	$805
Fastest flight time	8h 00m
Direct flights	Every day
Airports in Belgium	1 airport

The best one-way flight to Belgium from Chicago in the past 72 hours is $805. The best round-trip flight deal from Chicago to Belgium found on momondo in the last 72 hours is $981.

The fastest flight from Chicago to Belgium takes 8h 00m

Direct flights go from Chicago to Belgium every day.

There is 1 airport near Belgium: Brussels Bruxelles-National (BRU)

Search flight deals

When did momondo last update prices for flights from Chicago to Belgium?
Prices for flights from Chicago to Belgium were last updated today.
How many operators does momondo search for flights from Chicago to Belgium?
The number of operators available for flights from Chicago to Belgium is 8 as of October 2025.
How old do you have to be to fly from Chicago to Belgium?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Belgium.
What documentation or ID do you need to fly to Belgium?
The travel and health documents required for your trip to Belgium can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belgium. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Chicago to Belgium?
momondo data reveals that the most frequently booked plane model on the route from Chicago to Belgium is Boeing 787 Dreamliner, representing 42.20% of all bookings. The subsequent popular models are Boeing 787-10 Dreamliner at 34.25%, Boeing 787-8 Dreamliner at 3.98%, and Boeing 787-9 Dreamliner at 3.67%.

Best airlines flying from Chicago to Belgium

Compare and see reviews for airlines that fly from Chicago to Belgium with momondo

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $310	Free Cancellation	Rating 7.4 1,545 reviews	Search Scandinavian Airlines flights
Icelandair	PriceFrom $428	Free Cancellation	Rating 7.1 562 reviews	Search Icelandair flights
Turkish Airlines	PriceFrom $492	Free Cancellation	Rating 7.3 4,031 reviews	Search Turkish Airlines flights
Aer Lingus	PriceFrom $536	Free Cancellation	Rating 7.2 1,361 reviews	Search Aer Lingus flights
British Airways	PriceFrom $551	Free Cancellation	Rating 6.7 7,487 reviews	Search British Airways flights
United Airlines	PriceFrom $590	Free Cancellation	Rating 7.4 9,001 reviews	Search United Airlines flights
TAP AIR PORTUGAL	PriceFrom $744	Free Cancellation	Rating 7.1 2,035 reviews	Search TAP AIR PORTUGAL flights
Lufthansa	PriceFrom $754	Free Cancellation	Rating 6.8 7,540 reviews	Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Belgium?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Belgium from Chicago.

Can I find flights from Chicago to Belgium with flexible booking policies on momondo?

All flight searches from Chicago to Belgium on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Chicago to Belgium?

momondo provides multiple filters to help you find the best flight to Belgium from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Chicago to Belgium right now. Can momondo alert me if prices change?

Price alerts on flights to Belgium from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Belgium trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities in Belgium

Flights to Brusselsfrom $345

Flights to Brusselsfrom $334

Flights to Ostend

Cheap flights from Chicago to Belgium from $250

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Belgium departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

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Aer Lingus flights from Chicago to Belgium

Our best Aer Lingus deals on Chicago to Belgium flight tickets

Delta flights from Chicago to Belgium

Our best Delta deals on Chicago to Belgium flight tickets

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How to get the cheapest flight ticket from Chicago to Belgium

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Belgium?

What is the cheapest day to depart on your flight to Belgium?

What is the cheapest time of day to depart on your flight to Belgium?

What is the cheapest Chicago to Belgium flight route?

Fly from Chicago O'Hare Intl to Brussels Bruxelles-National for the best Chicago - Belgium flight prices

How far in advance should I book a flight to Belgium?

What cabin class options are available on Chicago to Belgium flights?

There are 3 cabin classes available to choose from on Chicago to Belgium flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Chicago to Belgium?

Scandinavian Airlines and Aer Lingus are the most popular carriers operating from Chicago to Belgium

What airlines fly to Belgium?

How many flights depart from Chicago to Belgium on average per day?

As of October 2025, there are 5 flights per day flying from Chicago to Belgium. The most common time of day flights depart is 5:00PM, with 100% of flights taking off in the afternoon.

How many flights depart from Chicago to Belgium on average per week?

As of October 2025, 36 flights take off from Chicago and land in Belgium each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

Cheap Chicago to Belgium flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Belgium

Best Price Found

Fastest flight time

Direct flights

Airports in Belgium

When did momondo last update prices for flights from Chicago to Belgium?

How many operators does momondo search for flights from Chicago to Belgium?

How old do you have to be to fly from Chicago to Belgium?

What documentation or ID do you need to fly to Belgium?

What is the most popular plane model from Chicago to Belgium?

Best airlines flying from Chicago to Belgium

Compare and see reviews for airlines that fly from Chicago to Belgium with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Belgium?

Can I find flights from Chicago to Belgium with flexible booking policies on momondo?

How can momondo help me find flights from Chicago to Belgium?

I’m not ready to book a flight from Chicago to Belgium right now. Can momondo alert me if prices change?

An easier way to manage your Belgium trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Belgium

Popular cities in Belgium

Popular flights according to clicks in the last 7 days on momondo