$318 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 8/4. 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 round-trip 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 round-trip flight deals from Illinois to Belfast

Wed, Jul 29 - Wed, Aug 5
Multiple Airlines Logo
10:25 pm - 9:45 pm
ORD
-
BFS
17h 20m
2 stops
Multiple Airlines Logo
10:45 pm - 7:52 pm
BFS
-
ORD
27h 07m
2 stops
$875Multiple Airlines
Wed, Jul 29 - Wed, Aug 5
Multiple Airlines Logo
9:50 am - 7:15 pm
ORD
-
BFS
27h 25m
2 stops
Multiple Airlines Logo
10:45 pm - 8:05 pm
BFS
-
ORD
27h 20m
3 stops
$881Multiple Airlines
Wed, Jul 29 - Wed, Aug 5
Multiple Airlines Logo
8:45 am - 7:15 pm
ORD
-
BFS
28h 30m
3 stops
Multiple Airlines Logo
10:45 pm - 8:05 pm
BFS
-
ORD
27h 20m
3 stops
$898Multiple Airlines
Sat, Aug 8 - Wed, Aug 12
Multiple Airlines Logo
7:25 pm - 9:05 pm
ORD
-
BHD
19h 40m
2 stops
Multiple Airlines Logo
7:00 am - 10:16 am
BHD
-
ORD
33h 16m
3 stops
$906Multiple Airlines
Sat, Aug 8 - Wed, Aug 12
Multiple Airlines Logo
7:25 pm - 4:55 pm
ORD
-
BHD
15h 30m
2 stops
Multiple Airlines Logo
7:00 am - 7:52 pm
BHD
-
ORD
18h 52m
2 stops
$910Multiple Airlines
Mon, Aug 24 - Mon, Aug 31
British Airways Logo
7:05 pm - 12:55 pm
ORD
-
BHD
11h 50m
1 stop
British Airways Logo
3:20 pm - 1:50 pm
BHD
-
ORD
28h 30m
1 stop
$931British Airways
Mon, Nov 2 - Sun, Nov 8
British Airways Logo
9:45 pm - 6:35 pm
ORD
-
BHD
14h 50m
1 stop
British Airways Logo
6:30 am - 6:45 pm
BHD
-
ORD
18h 15m
1 stop
$945British Airways
Mon, Aug 24 - Mon, Aug 31
KLM Logo
12:29 pm - 9:20 am
ORD
-
BHD
14h 51m
2 stops
KLM Logo
5:30 pm - 2:15 pm
BHD
-
ORD
26h 45m
1 stop
$962KLM
Mon, Aug 24 - Mon, Aug 31
KLM Logo
12:29 pm - 9:20 am
ORD
-
BHD
14h 51m
2 stops
KLM Logo
5:30 pm - 3:01 pm
BHD
-
ORD
27h 31m
2 stops
$972KLM
Tue, Jun 30 - Mon, Jul 13
Delta Logo
9:17 am - 9:20 am
MDW
-
BHD
18h 03m
2 stops
Delta Logo
9:50 am - 10:15 pm
BHD
-
MDW
18h 25m
2 stops
$3,591Delta
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Good to know

Cheapest flight$318
Flight from Chicago to Belfast Intl Airport

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 round-trip 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