Cheap flights from Belfast City Airport to Chicago O'Hare Intl Airport from £690
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/10. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Belfast City to O'Hare Intl
Cheapest flights from Belfast City to O'Hare IntlExplore the most affordable flight options available from Belfast City to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 October 2026.
Explore the most affordable flight options available from Belfast City to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 October 2026.
Best flights from Belfast City to O'Hare IntlDiscover carefully curated flight deals from Belfast City to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.
Discover carefully curated flight deals from Belfast City to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.
Last-minute flights from Belfast City to O'Hare IntlDiscover last-minute flight deals from Belfast City to O'Hare Intl. Data last updated 12 October 2026 and is based on user searches.
Discover last-minute flight deals from Belfast City to O'Hare Intl. Data last updated 12 October 2026 and is based on user searches.
Find flight deals from Belfast City to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Belfast City (BHD) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 October 2026.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Belfast City Airport to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
BelfastChicago
BHD Belfast City - ORD Chicago O'Hare Intl
BHDORD
Belfast City
Wed 28/10
17:15-15:25
1 stop27h 10m
Chicago O'Hare Intl
Thu 5/11
16:25-16:35
1 stop18h 10m
BelfastChicago
BHD Belfast City - ORD Chicago O'Hare Intl
BHDORD
Belfast City
Fri 30/10
17:05-15:25
1 stop27h 20m
Chicago O'Hare Intl
Wed 4/11
10:55-09:10
2 stops16h 15m
BelfastChicago
BHD Belfast City - ORD Chicago O'Hare Intl
BHDORD
Belfast City
Fri 30/10
17:05-15:25
1 stop27h 20m
Chicago O'Hare Intl
Wed 4/11
16:25-16:45
1 stop18h 20m
BelfastChicago
BHD Belfast City - ORD Chicago O'Hare Intl
BHDORD
Belfast City
Thu 5/11
06:30-13:45
1 stop13h 15m
Chicago O'Hare Intl
Mon 9/11
21:50-14:15
1 stop10h 25m
BelfastChicago
BHD Belfast City - ORD Chicago O'Hare Intl
BHDORD
Belfast City
Wed 4/11
06:35-19:30
1 stop18h 55m
Chicago O'Hare Intl
Sun 8/11
21:50-16:50
1 stop13h 00m
Best time to book a flight from Belfast City to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Belfast City with our price prediction graph.
Related info for your journey
Find useful and relevant information for your journey from Belfast City to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBrowse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Belfast City to O'Hare Intl
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to O'Hare Intl by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to Illinois
Book a non-stop flight to one of these other cities located in Illinois.
Search flights from Belfast City to O'Hare Intl by cabin class
Find flights from Belfast City to O'Hare Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to O'Hare Intl
Explore flights to O'Hare Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 October 2026.
Belfast City and O'Hare Intl flights
Browse other Belfast City and O'Hare Intl flight options. Last updated on 12 October 2026.
Other flights from Belfast City
Browse through other flights departing from Belfast City. Flights are based on user searches made on Cheapflights and were last updated on 12 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Belfast City to O'Hare Intl?
Deals for Belfast City to O'Hare Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Belfast City to O'Hare Intl?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Belfast City to O'Hare Intl.
Can Cheapflights find flights from Belfast City to O'Hare Intl with no change fees?
Need flexible booking options for your flight to O'Hare Intl from Belfast City? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Belfast City to O'Hare Intl become cheaper?
Yes, Cheapflights offers price alerts on Belfast City to O'Hare Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.