How does KAYAK find such low prices on flights from Illinois to Belfast City Airport?

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 Illinois to Belfast City Airport.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Belfast City Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast City Airport from Illinois 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 Illinois to Belfast City Airport?

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 Belfast City Airport with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Belfast City Airport?

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 Belfast City Airport from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

£240 CHEAP FLIGHTS from Illinois to Belfast City Airport (BHD)

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Cheap Flights from Illinois to Belfast City

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Last minute

Recent return flight deals from Illinois to Belfast City

Sun, 4 Oct - Tue, 20 Oct

17:00 - 10:30ORD Chicago O'Hare Intl-BHD Belfast City

11h 30m1 stop London Heathrow

12:40 - 18:15BHD Belfast City-ORD Chicago O'Hare Intl

11h 35m1 stop London Heathrow

£691Multiple Airlines

Sun, 4 Oct - Tue, 20 Oct

13:35 - 10:30ORD Chicago O'Hare Intl-BHD Belfast City

14h 55m2 stops New York John F Kennedy Intl London Heathrow

12:40 - 18:15BHD Belfast City-ORD Chicago O'Hare Intl

11h 35m1 stop London Heathrow

£692Multiple Airlines

Sun, 4 Oct - Tue, 20 Oct

11:25 - 20:30ORD Chicago O'Hare Intl-BHD Belfast City

27h 05m2 stops Istanbul London Gatwick

10:20 - 09:40BHD Belfast City-ORD Chicago O'Hare Intl

29h 20m2 stops London Gatwick Istanbul

£699Multiple Airlines

Fri, 16 Oct - Wed, 21 Oct

21:35 - 18:10STL Lambert-St Louis-BHD Belfast City

14h 35m1 stop London Heathrow

06:30 - 19:30BHD Belfast City-STL Lambert-St Louis

19h 00m1 stop London Heathrow

£737British Airways

Fri, 16 Oct - Wed, 21 Oct

17:27 - 18:10STL Lambert-St Louis-BHD Belfast City

18h 43m2 stops Chicago O'Hare Intl London Heathrow

06:30 - 19:30BHD Belfast City-STL Lambert-St Louis

19h 00m1 stop London Heathrow

£740British Airways

Sun, 4 Oct - Tue, 20 Oct

22:25 - 20:30ORD Chicago O'Hare Intl-BHD Belfast City

16h 05m3 stops Reykjavik Keflavik Intl Glasgow Intl London Gatwick

07:00 - 19:48BHD Belfast City-ORD Chicago O'Hare Intl

18h 48m2 stops London Gatwick Toronto Pearson Intl

£740Multiple Airlines

Fri, 16 Oct - Wed, 21 Oct

17:27 - 18:10STL Lambert-St Louis-BHD Belfast City

18h 43m2 stops Chicago O'Hare Intl London Heathrow

20:35 - 19:18BHD Belfast City-STL Lambert-St Louis

28h 43m2 stops London Heathrow Charlotte Douglas

£747British Airways

Fri, 18 Sep - Sun, 27 Sep

21:15 - 18:10ORD Chicago O'Hare Intl-BHD Belfast City

14h 55m1 stop London Heathrow

20:10 - 13:50BHD Belfast City-ORD Chicago O'Hare Intl

23h 40m1 stop London Heathrow

£880British Airways

Fri, 18 Sep - Sun, 27 Sep

16:30 - 18:10ORD Chicago O'Hare Intl-BHD Belfast City

19h 40m2 stops Atlanta Hartsfield-Jackson London Heathrow

20:10 - 13:50BHD Belfast City-ORD Chicago O'Hare Intl

23h 40m1 stop London Heathrow

£881British Airways

Fri, 18 Sep - Sun, 27 Sep

16:30 - 18:10ORD Chicago O'Hare Intl-BHD Belfast City

19h 40m2 stops Atlanta Hartsfield-Jackson London Heathrow

20:10 - 21:12BHD Belfast City-ORD Chicago O'Hare Intl

31h 02m2 stops London Heathrow New York John F Kennedy Intl

£886British Airways

Useful Info

How does KAYAK find such low prices on flights from Illinois to Belfast City Airport?
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 Illinois to Belfast City Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Belfast City Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast City Airport from Illinois 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 Illinois to Belfast City Airport?
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 Belfast City Airport with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Belfast City Airport?
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 Belfast City Airport from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.