£204 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 25/7. 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, 0 bags

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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, 2 Aug - Tue, 18 Aug
Multiple Airlines Logo
19:25 - 21:20
ORD
-
BFS
19h 55m
2 stops
Multiple Airlines Logo
22:45 - 22:05
BFS
-
ORD
29h 20m
2 stops
£603Multiple Airlines
Sun, 2 Aug - Tue, 18 Aug
Multiple Airlines Logo
09:50 - 22:50
ORD
-
BFS
31h 00m
2 stops
Multiple Airlines Logo
05:55 - 20:05
BFS
-
ORD
20h 10m
3 stops
£617Multiple Airlines
Mon, 24 Aug - Mon, 31 Aug
Multiple Airlines Logo
19:25 - 22:15
ORD
-
BFS
20h 50m
2 stops
Multiple Airlines Logo
15:05 - 14:00
BFS
-
ORD
28h 55m
2 stops
£626Multiple Airlines
Mon, 24 Aug - Mon, 31 Aug
Multiple Airlines Logo
19:25 - 22:15
ORD
-
BFS
20h 50m
2 stops
Multiple Airlines Logo
06:30 - 10:16
BFS
-
ORD
33h 46m
3 stops
£629Multiple Airlines
Sun, 2 Aug - Tue, 18 Aug
Multiple Airlines Logo
09:50 - 20:50
ORD
-
BHD
29h 00m
2 stops
Multiple Airlines Logo
07:00 - 19:52
BHD
-
ORD
18h 52m
2 stops
£637Multiple Airlines
Sun, 18 Oct - Tue, 20 Oct
British Airways Logo
21:15 - 14:35
ORD
-
BHD
11h 20m
1 stop
British Airways Logo
19:30 - 18:15
BHD
-
ORD
28h 45m
1 stop
£659British Airways
Sun, 18 Oct - Tue, 20 Oct
British Airways Logo
17:00 - 10:30
ORD
-
BHD
11h 30m
1 stop
British Airways Logo
16:25 - 15:55
BHD
-
ORD
29h 30m
1 stop
£661British Airways
Sun, 2 Aug - Tue, 18 Aug
KLM Logo
16:20 - 09:20
ORD
-
BHD
11h 00m
1 stop
KLM Logo
17:30 - 14:30
BHD
-
ORD
27h 00m
1 stop
£714KLM
Tue, 30 Jun - Sun, 5 Jul
KLM Logo
18:58 - 16:55
MDW
-
BHD
15h 57m
2 stops
KLM Logo
09:50 - 22:17
BHD
-
MDW
18h 27m
2 stops
£1,079KLM
Wed, 1 Jul - Mon, 6 Jul
Delta Logo
09:54 - 09:20
MDW
-
BHD
17h 26m
2 stops
Delta Logo
09:50 - 22:17
BHD
-
MDW
18h 27m
2 stops
£2,039Delta
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Good to know - Cheap tickets from Illinois to Belfast

Cheapest flight£204
Flight from Chicago to Belfast

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.
First Class flights to Belfast
Business Class flights to Belfast
Premium Economy Class flights to Belfast
Economy class flights to Belfast