Find cheap flights from Chicago O'Hare Airport to Northern Ireland from £411
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 Northern Ireland departing on 13/6. 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.
Return
1 adult
Economy
0 bags
Tue 11/6
Tue 18/6
Search hundreds of travel sites at once for deals on flights to Northern Ireland
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In the last 7 days, travellers have searched 42,369,914 times on KAYAK, and here's why:
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Best time to beat the crowds (29% less expensive on average)
Most popular time to fly and prices are also 10% lower on average.
Flight from Chicago to Belfast
FAQs - booking Northern Ireland flights
How does KAYAK find such low prices on flights from Chicago O'Hare Airport to Northern Ireland?
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 Northern Ireland.
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 Northern Ireland?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Northern Ireland from Chicago O'Hare Airport is likely to change within 7 days, so travellers know whether to wait or book now.
What is the Hacker Fare option on flights from Chicago O'Hare Airport to Northern Ireland?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Northern Ireland with an airline and back to Chicago O'Hare Airport 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 Northern Ireland?
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 to Northern Ireland from Chicago O'Hare Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
See more FAQs
Top tips for finding a cheap flight from Chicago O'Hare Airport to Northern Ireland
Morning departure is around 17% more expensive than an evening flight, on average*.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days
Book cheap flights from Chicago to Northern Ireland
Cheapest flights to Northern Ireland from Chicago found in 2024
Recent return flight deals
7/9Sat
1 stopIberia
13h 35mORD-BHD
14/9Sat
1 stopIberia
16h 10mBHD-ORD
£549
7/9Sat
1 stopAmerican Airlines
14h 25mORD-BHD
14/9Sat
2 stopsAmerican Airlines
17h 54mBHD-ORD
£556
10/6Mon
1 stopAmerican Airlines
13h 05mORD-BHD
17/6Mon
1 stopAmerican Airlines
25h 20mBHD-ORD
£561
10/6Mon
2 stopsDelta
21h 25mORD-BHD
17/6Mon
1 stopDelta
27h 00mBHD-ORD
£594
10/6Mon
2 stopsDelta
23h 50mORD-BHD
17/6Mon
2 stopsDelta
27h 08mBHD-ORD
£602
17/8Sat
2 stopsBritish Airways
35h 37mORD-BHD
25/8Sun
1 stopBritish Airways
16h 10mBHD-ORD
£620
17/8Sat
1 stopAmerican Airlines
13h 10mORD-BHD
25/8Sun
1 stopAmerican Airlines
12h 55mBHD-ORD
£624
22/5Wed
1 stopBritish Airways
12h 10mORD-BHD
26/5Sun
1 stopBritish Airways
16h 30mBHD-ORD
£686
10/6Mon
2 stops
17h 10mORD-BFS
17/6Mon
2 stops
30h 15mBFS-ORD
£740
10/6Mon
3 stops
34h 25mORD-BFS
17/6Mon
2 stops
30h 15mBFS-ORD
£774
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Recent one-way flight deals
13/6Thu
2 stops
26h 35mORD-BFS
£411
12/6Wed
1 stop
18h 40mORD-BHD
£432
13/6Thu
3 stops
44h 16mORD-BFS
£435
13/6Thu
2 stops
28h 25mORD-BHD
£438
12/6Wed
2 stops
37h 00mORD-BFS
£438
12/6Wed
2 stopsAmerican Airlines
14h 30mORD-BHD
£446
13/6Thu
1 stopDelta
18h 25mORD-BHD
£497
13/6Thu
1 stop
16h 00mORD-BFS
£607
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Last minute flights from O'Hare Intl to Northern Ireland