£242 Find Cheap Flights from Illinois to Belfast

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Belfast departing on 11/9. 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.
1 adult
1 adult, Economy

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Cheap Flights from Illinois to Belfast

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Illinois to Belfast that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Illinois to Belfast

Sun, 14 Sep - Mon, 22 Sep
British Airways Logo
17:40 - 11:30ORD-BHD
11h 50m1 stop
British Airways Logo
19:30 - 15:45BHD-ORD
26h 15m2 stops
£465British Airways
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Mon, 25 Aug - Mon, 1 Sep
British Airways Logo
22:35 - 15:40ORD-BHD
11h 05m1 stop
British Airways Logo
19:30 - 15:45BHD-ORD
26h 15m2 stops
£465British Airways
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Sun, 14 Sep - Mon, 22 Sep
British Airways Logo
17:40 - 13:05ORD-BHD
13h 25m1 stop
British Airways Logo
19:30 - 11:50BHD-ORD
22h 20m1 stop
£472British Airways
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Mon, 20 Oct - Thu, 6 Nov
 Logo
21:15 - 18:45ORD-BFS
15h 30m1 stop
 Logo
16:50 - 15:15BFS-ORD
28h 25m2 stops
Thu, 6 Nov - Wed, 12 Nov
American Airlines Logo
15:08 - 10:20ORD-BHD
13h 12m2 stops
American Airlines Logo
06:35 - 17:38BHD-ORD
17h 03m2 stops
£529American Airlines
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Mon, 20 Oct - Mon, 3 Nov
 Logo
16:55 - 13:50ORD-BFS
14h 55m1 stop
 Logo
06:40 - 09:38BFS-ORD
32h 58m2 stops
Wed, 5 Nov - Tue, 11 Nov
Delta Logo
15:45 - 21:00ORD-BHD
23h 15m2 stops
Delta Logo
17:20 - 14:20BHD-ORD
27h 00m1 stop
£537Delta
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Wed, 5 Nov - Tue, 11 Nov
Delta Logo
10:25 - 21:00ORD-BHD
28h 35m2 stops
Delta Logo
17:20 - 16:34BHD-ORD
29h 14m2 stops
£545Delta
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Wed, 22 Oct - Tue, 4 Nov
KLM Logo
19:10 - 16:55MDW-BHD
15h 45m2 stops
KLM Logo
06:30 - 17:43BHD-MDW
17h 13m2 stops
£1,133KLM
Find Deal
Thu, 23 Oct - Tue, 4 Nov
KLM Logo
19:10 - 16:55MDW-BHD
15h 45m2 stops
KLM Logo
06:30 - 16:14BHD-MDW
15h 44m2 stops
£1,146KLM
Find Deal
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FAQs for booking flights from Illinois to Belfast

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

    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.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to Belfast?

    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 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?

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

Everything you need to know for your flight to Belfast

Cabin class types available on flights to Illinois

Cabin classes available on flights to Belfast. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

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