Cheap flights from Chicago to Belfast from £212
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Chicago to Belfast
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Belfast (BF1). 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 4 July 2025.
Round-trip from | £456 |
---|---|
One-way from | £212 |
Find flight deals from Chicago to Belfast
Cheapest flights from Chicago to BelfastExplore the most affordable flight options available from Chicago to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Explore the most affordable flight options available from Chicago to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Chicago to Belfast that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from Chicago to Belfast that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
ChicagoBelfast
ORD - BHD
ORDBHD
Chicago O'Hare Intl
Tue 7/10
20:35-15:20
1 stop12h 45m
Belfast City
Tue 14/10
06:35-14:50
1 stop14h 15m
ChicagoBelfast
ORD - BHD
ORDBHD
Chicago O'Hare Intl
Tue 9/9
17:40-10:35
1 stop10h 55m
Belfast City
Tue 16/9
16:25-11:50
1 stop25h 25m
ChicagoBelfast
ORD - BHD
ORDBHD
Chicago O'Hare Intl
Thu 6/11
19:20-20:20
2 stops19h 00m
Belfast City
Tue 11/11
11:30-16:45
2 stops35h 15m
ChicagoBelfast
MDW - BHD
MDWBHD
Chicago Midway
Tue 9/9
19:17-16:55
2 stops15h 38m
Belfast City
Tue 16/9
06:30-17:35
2 stops17h 05m
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Sun 17/8
19:25-21:30
2 stops20h 05m
Belfast Intl
Sun 24/8
06:50-18:15
2 stops17h 25m
ChicagoBelfast
ORD - BHD
ORDBHD
Chicago O'Hare Intl
Sun 17/8
19:00-16:55
2 stops15h 55m
Belfast City
Sun 24/8
06:30-17:04
2 stops16h 34m
ChicagoBelfast
ORD - BHD
ORDBHD
Chicago O'Hare Intl
Wed 3/12
16:25-21:00
1 stop22h 35m
Belfast City
Sun 7/12
17:20-14:30
1 stop27h 10m
ChicagoBelfast
MDW - BHD
MDWBHD
Chicago Midway
Wed 13/8
13:43-16:55
2 stops21h 12m
Belfast City
Sun 24/8
06:30-21:44
2 stops21h 14m
ChicagoBelfast
ORD - BHD
ORDBHD
Chicago O'Hare Intl
Sun 20/7
19:01-21:15
2 stops20h 14m
Belfast City
Sun 27/7
06:30-22:03
2 stops21h 33m
ChicagoBelfast
MDW - BHD
MDWBHD
Chicago Midway
Sat 19/7
09:40-13:45
3 stops22h 05m
Belfast City
Wed 30/7
12:10-16:24
3 stops34h 14m
Best time to book a flight from Chicago to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from Chicago with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Chicago to Belfast
Reviews of airlines servicing Belfast
Get insights into the airlines that provide service to Belfast. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast. Reviews last updated 4 July 2025.
Get a feel of what it's like to fly with Delta, KLM, andVirgin Atlantic from Chicago to Belfast by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Related info for your journey
Find useful and relevant information for your journey from Chicago to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Chicago to Belfast
See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Chicago to Belfast?
Cheapflights helps you search for flights from Chicago to Belfast via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Chicago to Belfast?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Chicago to Belfast for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Chicago to Belfast with no change fees?
Certainly. Search results for flights to Belfast from Chicago shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Chicago to Belfast become cheaper?
Not ready to book yet? You can track prices for flights from Chicago to Belfast on Cheapflights with our Price Alert feature and get notified when better prices are available.