Flights operate between Chicago (ORD) and Zaventem (BRU).
1 airline operates this route with 1 flight daily flights.
Average flight time is 8h 00m - 8h 05m.
Route distance is 4171 miles (6711 km).
Route Distance
4171 miles (6711 km)
Average Duration
8h 00m - 8h 05m
Airlines Operating This Route
United Airlines
Flight Frequency
Daily Flights
1 flight
Weekly Flights
7
Typical Departure Time Ranges
Earliest Departure
17:55
Latest Departure
17:55
Route Intelligence Dashboard
Overall Connectivity Score
35
ModerateRoute Diversity
1
Direct Routes
United Airlines serves 1 destination from ORD
Weekly Frequency
7
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| ORD → Zaventem (BRU) (BRU) | 7/week | 8h 00m - 8h 05m | 4,171 km | Seasonal |
Flight Schedule & Filters
United Airlines flights from Chicago (ORD) to Zaventem (BRU)
United Airlines operates scheduled nonstop flights between Chicago (ORD) and Zaventem (BRU). United Airlines operates 1 flight daily flights on this route.• Flight Duration: 8h 00m - 8h 05m (average flight time)• Distance: 4171 miles (6711 km) (air miles between airports)• Daily Flights: 1 flight (scheduled departures per day)
Chicago (ORD)
US
Zaventem (BRU)
BE
FLIGHT TIME
8h 00m - 8h 05m
FLIGHT DISTANCE
4171 miles (6711 km)
8h 0m - 8h 0m
17:55
17:55
4171 miles (6711 km)
February
1 (Show)
7
United Airlines Terminal Information & Contact
Departure Terminal - Chicago (ORD)
Terminal: 2
Phone: 1-800-864-8331
Location: 2, Chicago, US
Arrival Terminal - Zaventem (BRU)
Terminal: 1
Phone: 1-800-864-8331
Location: 1, Brussels, BE
United Airlines Flight Schedule from Chicago (ORD) to Zaventem (BRU)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
UA972 |  United Airlines | 17:55 | 08:55:00 | Boeing 787-10 |
United Airlines Monthly Flight Calendar
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United Airlines Terminal Information
Departure Terminal at Chicago (ORD):
• Terminal : United Airlines operates from this terminal
Terminal 2:
• United Airlines Terminal Phone: 1-800-864-8331
Arrival Terminal at Zaventem (BRU):
Terminal 1:
• United Airlines Terminal Phone: 1-800-864-8331
Weather & Climate at Zaventem (BRU)
11.9°C
Avg Temperature81mm
Avg Rainfall15.5km/h
Avg Wind Speed78%
Avg HumidityBest Months to Visit
Challenging Months
12-Month Weather Overview
Wind Speed by Month
Humidity by Month
Best Time to Book Flights to Zaventem (BRU)
Best Booking Window
Book 2-3 months in advance for best prices
Booking Tip
Avoid booking during extreme weather months for better deals
Recommended Months
These months offer the best balance of weather, prices, and availability.
Monthly Booking Recommendations
Flight Price Trends for Zaventem (BRU)
Cheapest Months to Fly
Book flights during these months for the best deals and lowest prices.
Price Trend Analysis
Prices are typically lower during shoulder seasons
Monthly Price Trends
Best Months to Fly United Airlines to Zaventem (BRU)
Best Months
Optimal conditions for travel with favorable weather, prices, and availability.
Shoulder Season
Transition periods with moderate conditions. Good balance of price and experience.
Seasonal Insight
Best travel months: 2025-06, 2025-08, 2025-09
Seasonal Travel Calendar
United Airlines Contact Information and Customer Services
United Airlines Address
233 S. Wacker Drive
Chicago, IL 60606, United States
Customer Service Phone
+1-800-864-8331Official Website
united.comFrequently Asked Questions
How many United Airlines flights operate from Chicago (ORD) to Brussels (BRU)?
United Airlines operates 1 flight from Chicago (ORD) to Brussels (BRU).
What city does Brussels (BRU) airport serve?
Brussels (BRU) airport serves Zaventem, BE.
How long is the United Airlines flight from Chicago (ORD) to Brussels (BRU)?
The flight duration is approximately 8h 00m - 8h 05m.
What is the distance from Chicago (ORD) to Brussels (BRU)?
The distance is 4171 miles (6711 km).
What aircraft does United Airlines use on this route?
United Airlines uses Boeing 787-10 on this route.
Which terminal does United Airlines use at Chicago (ORD)?
United Airlines flights from Chicago (ORD) depart from Terminal 2. Terminal 2 phone: 1-800-864-8331.
What is the United Airlines terminal phone number at Chicago (ORD)?
The United Airlines terminal phone number at Chicago (ORD) is 1-800-864-8331 (Terminal 2).
View all United Airlines flights to Chicago (ORD) →
Popular United Airlines routes from Chicago include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.